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Donaldson Company

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Donaldson Company, Inc. is a vertically integrated filtration company engaged in the production and marketing of air filters used in a variety of industry sectors, including commercial/industrial (engines, exhausts, transmissions, vents in private vehicles, hydraulics), aerospace (helicopters, planes), chemical, alternative energy (windmills) and pharmaceuticals. Also the company's research division, located in Minneapolis, Minn. , participated in defense-related projects for various military applications ( see below ).

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104-553: As a multinational company it operates in Belgium , Mexico , China , UK, Czech Republic , Malaysia , Thailand , USA, South Africa , Russia , Japan , Italy, Germany and France. In fiscal year 2016 20.3% of sales came from business in the Asia-Pacific region (up from 19.9%), 28.5% from Europe (vs 28.3%) and 42.2% from the US (42.5% in 2015). The company also makes aftermarket parts . There

208-455: A baffle. Low-pressure steam enters the vessel through a sparger in the bottom of the vessel. The boiler feedwater is sprayed into section where it is preheated by the rising steam from the sparger. The purpose of the feedwater spray nozzle and the preheat section is to heat the boiler feedwater to its saturation temperature to facilitate stripping out the dissolved gases in the following deaeration section. The preheated feedwater then flows into

312-463: A balanced budget, some tax reforms , a labor-market reform, scheduled nuclear phase-out and instigated legislation allowing more stringent war crime and more lenient soft drug usage prosecution. Restrictions on euthanasia were reduced, and in 2003, Belgium became one of the first countries in the world to legalise same-sex marriage . The government promoted active diplomacy in Africa and opposed

416-532: A boiler by attaching to the walls of metal piping and other equipment forming oxides (like rust). Dissolved carbon dioxide combines with water to form carbonic acid that may cause further corrosion. Most deaerators are designed to remove oxygen down to levels of 7 parts per billion by weight or less, as well as essentially eliminating carbon dioxide. Vacuum deaerators are used to remove dissolved gases from products such as food, personal care products, cosmetic products, chemicals, and pharmaceuticals to increase

520-540: A boiler by attaching to the walls of metal piping and other equipment forming oxides (like rust). Dissolved carbon dioxide combines with water to form carbonic acid that may cause further corrosion. Most deaerators are designed to remove oxygen down to levels of 7 parts per billion by weight or less, as well as essentially eliminating carbon dioxide. The deaerators in the steam generating systems of most thermal power plants use low pressure steam obtained from an extraction point in their steam turbine system. However,

624-828: A decade after the other regions) is included in both the Flemish and French Communities, and the territory of the German-speaking Community lies wholly within the Walloon Region. Conflicts about jurisdiction between the bodies are resolved by the Constitutional Court of Belgium . The structure is intended as a compromise to allow different cultures to live together peacefully. The Federal State's authority includes justice, defense, federal police, social security, nuclear energy, monetary policy and public debt, and other aspects of public finances. State-owned companies include

728-668: A large semi-independent enclave. The Eighty Years' War (1568–1648) was triggered by the Spanish government's policy towards Protestantism , which was becoming popular in the Low Countries. The rebellious northern United Provinces ( Belgica Foederata in Latin , the "Federated Netherlands") eventually separated from the Southern Netherlands ( Belgica Regia , the "Royal Netherlands"). The southern part continued to be ruled successively by

832-539: A new government . By 30 March 2011, this set a new world record for the elapsed time without an official government, previously held by war-torn Iraq . Finally, in December 2011 the Di Rupo Government led by Walloon socialist Prime Minister Elio Di Rupo was sworn in. The 2014 federal election (coinciding with the regional elections ) resulted in a further electoral gain for the Flemish nationalist N-VA, although

936-516: A patent for an improved method of de-aerating water. Two sister ships, Olympic and Titanic (1912), had contact feed heaters on board. In 1934 the US Navy purchased an atomizing deaerator. During the 1920s the feedwater heaters and deaerators designs improved. Between 1921 and 1933, George Gibson, Percy Lyon, and Victor Rohlin of Cochrane received deaerator / degasification patents for bubbling steam through liquid. 1926 Brown Stanley received

1040-412: A patent for reducing oxygen and nitrogen gases (deaeration). In 1937 Samuel B Applebaum of Permutit received a water deaerator and purifier patent. Deaerators continue to be used today for many applications. Oxygen and Nitrogen are two non-condensable gases that are removed by deaeration. Henry's law describes the relationship of dissolved gases and partial pressures. Thermal deaeration relies on

1144-945: A policy of mediation. The Belgians have been strong advocates of European integration . The headquarters of NATO and of several of the institutions of the European Union are located in Belgium. The Belgian Armed Forces had 23,200 active personnel in 2023, including 8,500 in the Land Component , 1,400 in the Naval Component , 4,900 in the Air Component , 1,450 in the Medical Component , and 6,950 in joint service, in addition to 5,900 reserve personnel. In 2019, Belgium's defense budget totaled €4.303 billion ($ 4.921 billion) representing .93% of its GDP. The operational commands of

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1248-481: A small and visible telltale plume of steam. The deaerated boiler feedwater is pumped from the bottom of the vessel to the steam generating boiler system. Silencers (optional) have been used for reducing venting noise levels in the Deaerator equipment industry. Deaerators are also used to remove dissolved gases from products such as food, personal care products, cosmetic products, chemicals, and pharmaceuticals to increase

1352-505: A transitional period, beginning with tough economic conditions in the United States which caused business from farmers to fall and subsequently forcing the company to contract in size. This was later followed by the sale of patents to influential investors provided the company with funds and market exposure needed to survive and grow (part of the agreement was that Donaldson Company produce the filters). World War II provided opportunities for

1456-406: A vent condenser to trap and recover any water entrained in the vented gas. The vent line usually includes a valve and just enough steam is allowed to escape with the vented gases to provide a small visible telltale plume of steam. The deaerated water flows down into the horizontal storage vessel from where it is pumped to the steam generating boiler system. Low-pressure heating steam, which enters

1560-581: Is a sovereign state and a federal constitutional monarchy with a parliamentary system . Its institutional organization is complex and is structured on both regional and linguistic grounds. It is divided into three highly autonomous regions : the Flemish Region (Flanders) in the north, the Walloon Region (Wallonia) in the south, and the Brussels-Capital Region in the middle. Brussels

1664-440: Is around 23% of the total land area, equivalent to 689,300 hectares (ha) of forest in 2020, up from 677,400 hectares (ha) in 1990. In 2020, naturally regenerating forest covered 251,200 hectares (ha) and planted forest covered 438,200 hectares (ha). For the year 2015, 47% of the forest area was reported to be under public ownership , 53% private ownership and 0% with ownership listed as other or unknown. The territory of Belgium

1768-477: Is based on civil law and originates from the Napoleonic code . The Court of Cassation is the court of last resort, with the courts of appeal one level below. Belgium's political institutions are complex; most political power rests on representation of the main cultural communities . Since about 1970, the significant national Belgian political parties have split into distinct components that mainly represent

1872-495: Is divided into three Regions, two of which, the Flemish Region and Walloon Region , are in turn subdivided into provinces ; the third Region, the Brussels Capital Region , is neither a province nor a part of a province. Belgium is a constitutional , popular monarchy and a federal parliamentary democracy . The bicameral federal parliament is composed of a Senate and a Chamber of Representatives . The former

1976-450: Is fed to the bottom of the deaeration section of the deaerator. When steam contacts the feedwater, it heats it up to its boiling point and dissolved gases are released from the feedwater and vented from the deaerator through the vent. The treated water falls into a storage tank below the deaerator. Oxygen scavenging chemicals are very often added to the deaerated boiler feedwater to remove any last traces of oxygen that were not removed by

2080-586: Is generally well-regarded for its innovative culture and a strong benefits package, which includes 401(k) matching and healthcare. Started as Donaldson Engineering , a small business built around Frank Donaldson's air intake filter invention (engine air cleaner). Frank Donaldson invented the air intake filter while repairing a tractor in Utah. The business was incorporated in 1915 by Donaldson, his parents and his siblings as Donaldson Company Inc . In its first decade, Donaldson Company made two important moves; it acquired

2184-658: Is lowest in January at 3 °C (37.4 °F) and highest in July at 18 °C (64.4 °F). The average precipitation per month varies between 54 mm (2.1 in) for February and April, to 78 mm (3.1 in) for July. Averages for the years 2000 to 2006 show daily temperature minimums of 7 °C (44.6 °F) and maximums of 14 °C (57.2 °F) and monthly rainfall of 74 mm (2.9 in); these are about 1 °C and nearly 10 millimeters above last century's normal values, respectively. Phytogeographically , Belgium

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2288-493: Is made up of 50 senators appointed by the parliaments of the communities and regions and 10 co-opted senators . Prior to 2014, most of the Senate's members were directly elected. The Chamber 's 150 representatives are elected under a proportional voting system from 11 electoral districts . Belgium has compulsory voting and thus maintains one of the highest rates of voter turnout in the world. The King (currently Philippe )

2392-639: Is more than double that of Flanders, which boomed after the Second World War. Belgium is a developed country , with an advanced high-income economy . The country is one of the six founding members of the European Union , and its capital, Brussels, is the de facto capital of the European Union itself, hosting the official seats of the European Commission , the Council of the European Union , and

2496-441: Is non-scaling. Most higher pressure systems (higher than 650 psi (4,500 kPa)) and all systems where certain highly alloyed materials are present are now using volatile programs, as many phosphate-based treatment programs are being phased out. Volatile programs are further broken down into oxidizing or reducing programs [(AVT(O) or AVT(R)] depending whether the environment requires an oxidizing or reducing environment to reduce

2600-608: Is now the Benelux, the so-called Burgundian Netherlands . "Burgundy" and "Flanders" were the first two common names used for the Burgundian Netherlands which was the predecessor of the Austrian Netherlands, the predecessor of modern Belgium. The union, technically stretching between two kingdoms, gave the area economic and political stability which led to an even greater prosperity and artistic creation. Born in Belgium,

2704-698: Is shared between the Atlantic European and Central European provinces of the Circumboreal Region within the Boreal Kingdom . According to the World Wide Fund for Nature , the territory of Belgium belongs to the terrestrial ecoregions of Atlantic mixed forests and Western European broadleaf forests . Belgium had a 2018 Forest Landscape Integrity Index mean score of 1.36/10, ranking it 163rd globally out of 172 countries. In Belgium forest cover

2808-614: Is the head of state , though with limited prerogatives . He appoints ministers, including a Prime Minister, that have the confidence of the Chamber of Representatives to form the federal government . The Council of Ministers is composed of no more than fifteen members. With the possible exception of the Prime Minister, the Council of Ministers is composed of an equal number of Dutch-speaking members and French-speaking members. The judicial system

2912-554: Is the smallest and most densely populated region, as well as the richest region in terms of GDP per capita . Belgium is also home to two main linguistic communities: the Flemish Community ( Dutch -speaking), which constitutes about 60 percent of the population, and the French Community ( French -speaking), which constitutes about 40 percent of the population. A small German-speaking Community , making up around one percent of

3016-492: The Belgian Post Group and Belgian Railways . The Federal Government is responsible for the obligations of Belgium and its federalized institutions towards the European Union and NATO. It controls substantial parts of public health, home affairs and foreign affairs. The budget—without the debt—controlled by the federal government amounts to about 50% of the national fiscal income. The federal government employs around 12% of

3120-682: The European Council , as well as one of two seats of the European Parliament (the other being Strasbourg ). Belgium is also a founding member of the Eurozone , NATO , OECD , and WTO , and a part of the trilateral Benelux Union and the Schengen Area . Brussels also hosts the headquarters of many major international organizations, such as NATO . According to Julius Caesar , the Belgae were

3224-715: The Habsburg Emperor Charles ;V was heir of the Burgundians, but also of the royal families of Austria , Castile and Aragon . With the Pragmatic Sanction of 1549 he gave the Seventeen Provinces more legitimacy as a stable entity, rather than just a temporary personal union . He also increased the influence of these Netherlands over the Prince-Bishopric of Liège , which continued to exist as

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3328-524: The Holy Roman Empire . The lordships and bishoprics along the "March" (frontier) between the two great kingdoms maintained important connections between each other. For example, the county of Flanders expanded over the Scheldt into the empire, and during several periods was ruled by the same lords as the county of Hainaut . In the 13th and 14th centuries, the cloth industry and commerce boomed especially in

3432-701: The Industrial Revolution , and during the course of the 20th century, possessed a number of colonies , notably the Belgian Congo and Ruanda-Urundi . These colonies gained independence between 1960 and 1962. The second half of the 20th century was marked by rising tensions between the Dutch-speakers and French-speakers, fueled by differences in political culture and the unequal economic development of Flanders and Wallonia. This continuing antagonism has led to several far-reaching state reforms , resulting in

3536-620: The Kingdom of Belgium , is a country in Northwestern Europe . The country is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeast, France to the south, and the North Sea to the west. It covers an area of 30,689 km (11,849 sq mi) and has a population of more than 11.7 million, making it the 22nd most densely populated country in

3640-785: The Michel Government . It was the first time N-VA was part of the federal cabinet, while the French-speaking side was represented only by the MR, which achieved a minority of the public votes in Wallonia. In May 2019 federal elections in the Flemish-speaking northern region of Flanders far-right Vlaams Belang party made major gains. In the French-speaking southern area of Wallonia the Socialists were strong. The moderate Flemish nationalist party

3744-412: The Netherlands ( 450 km ). Its total surface, including water area, is 30,689 km (11,849 sq mi). Before 2018, its total area was believed to be 30,528 km (11,787 sq mi). However, when the country's statistics were measured in 2018, a new calculation method was used. Unlike previous calculations, this one included the area from the coast to the low-water line, revealing

3848-722: The Spanish ( Spanish Netherlands ) and the Austrian House of Habsburgs ( Austrian Netherlands ) and comprised most of modern Belgium. This was the theatre of several more protracted conflicts during much of the 17th and 18th centuries involving France, including the Franco-Dutch War (1672–1678), the Nine Years' War (1688–1697), the War of the Spanish Succession (1701–1714), and part of

3952-721: The United Kingdom of the Netherlands occurred at the dissolution of the First French Empire in 1814, after the abdication of Napoleon. In 1830, the Belgian Revolution led to the re-separation of the Southern Provinces from the Netherlands and to the establishment of a Catholic and bourgeois, officially French-speaking and neutral, independent Belgium under a provisional government and a national congress . Since

4056-712: The War of the Austrian Succession (1740–1748). Following the campaigns of 1794 in the French Revolutionary Wars , the Low Countries ;– including territories that were never nominally under Habsburg rule, such as the Prince-Bishopric of Liège – were annexed by the French First Republic , ending Austrian rule in the region. A reunification of the Low Countries as

4160-650: The Western Roman Empire , the Roman provinces of Belgica and Germania were inhabited by a mix of a Romanized population and Germanic -speaking Franks who came to dominate the military and political class. During the 5th century, the area came under the rule of the Frankish Merovingian kings, who initially established a kingdom ruling over the Romanized population in what is now northern France, and then conquered

4264-554: The war against the Islamic State , and in eastern Europe for the NATO presence there. Deaerator A deaerator is a device that is used for the removal of dissolved gases like oxygen from a liquid. Thermal deaerators are commonly used to remove dissolved gases in feedwater for steam-generating boilers . The deaerator is part of the feedwater heating system. Dissolved oxygen in feedwater will cause serious corrosion damage in

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4368-643: The 19th century were the Catholic Party and the Liberal Party , with the Belgian Labour Party emerging towards the end of the 19th century. French was originally the official language used by the nobility and the bourgeoisie , especially after the rejection of the Dutch monarchy. French progressively lost its dominance as Dutch began to recover its status. This recognition became official in 1898, and in 1967,

4472-474: The Ardennes are more rugged and rocky with caves and small gorges . Extending westward into France, this area is eastwardly connected to the Eifel in Germany by the High Fens plateau, on which the Signal de Botrange forms the country's highest point at 694 m (2,277 ft). The climate is maritime temperate with significant precipitation in all seasons ( Köppen climate classification : Cfb ), like most of northwest Europe. The average temperature

4576-428: The Belgian state to assume responsibility for the government of the colony, henceforth called the Belgian Congo . A Belgian commission in 1919 estimated that Congo's population was half what it was in 1879. Germany invaded Belgium in August 1914 as part of the Schlieffen Plan to attack France , and much of the Western Front fighting of World War I occurred in western parts of the country. The opening months of

4680-428: The Communities and Regions were created in 1980, Flemish politicians decided to merge both. Thus the Flemings just have one single institutional body of parliament and government is empowered for all except federal and specific municipal matters. The overlapping boundaries of the Regions and Communities have created two notable peculiarities: the territory of the Brussels-Capital Region (which came into existence nearly

4784-490: The County of Flanders and it became one of the richest areas in Europe. This prosperity played a role in conflicts between Flanders and the king of France . Famously, Flemish militias scored a surprise victory at the Battle of the Golden Spurs against a strong force of mounted knights in 1302, but France soon regained control of the rebellious province. In the 15th century, the Duke of Burgundy in France took control of Flanders, and from there proceeded to unite much of what

4888-769: The Engine segment made up 41% of total net sales. These percentages were the same in both 2016 and 2015. In November 2021, Donaldson Company acquired Italy-based Solaris Biotechnology Slr for more than $ 46 million. Since the early Cold War years, the company's research division has continuously participated in government-funded research projects for various military applications. Its focus mainly being on advanced development of modularized, collective protection for military vehicles , vans and shelters, nuclear, biological and chemical protection , development of CBRN defense systems (primarily for detection and warning of chemically contaminated environment, air and/or surface decontamination equipment,) for combat vehicles and manpower in

4992-548: The European Union, for which Belgium hosts major administrations and institutions, including the European Commission , the Council of the European Union and the extraordinary and committee sessions of the European Parliament . In the early 1990s, Belgium saw several large corruption scandals notably surrounding Marc Dutroux , Andre Cools , the Dioxin Affair , Agusta Scandal and the murder of Karel van Noppen . Belgium shares borders with France ( 620 km ), Germany ( 162/167 km ), Luxembourg ( 148 km ), and

5096-491: The Flemings refused to do so and succeeded progressively in making Dutch an equal language in the education system. Following World War II, Belgian politics became increasingly dominated by the autonomy of its two main linguistic communities. Intercommunal tensions rose and the constitution was amended to minimize the potential for conflict. Based on the four language areas defined in 1962–63 (the Dutch, bilingual, French and German language areas), consecutive revisions of

5200-400: The Latin name of a large Roman province covering most of Northern Gaul, including the Belgae and Treveri. However, areas closer to the lower Rhine frontier, including the eastern part of modern Belgium, subsequently became part of the frontier province of Germania Inferior , which continued to interact with their neighbours outside the empire. At the time when central government collapsed in

5304-458: The N-VA remained the largest party in parliament. In July 2019 prime minister Charles Michel was selected to hold the post of President of the European Council . His successor Sophie Wilmès was Belgium's first female prime minister. She led the caretaker government since October 2019. The Flemish Liberal party politician Alexander De Croo became new prime minister in October 2020. The parties had agreed on federal government 16 months after

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5408-426: The Regions' and Communities' Governments is the broadest of all the Federating units of all the Federations all over the world. Because of its location at the crossroads of Western Europe , Belgium has historically been the route of invading armies from its larger neighbors. With virtually defenseless borders, Belgium has traditionally sought to avoid domination by the more powerful nations which surround it through

5512-403: The Roman province of Gallia Belgica in 22 BC. In the Middle Ages , the region was part of the Carolingian Empire , and much of it was later part of the Holy Roman Empire , and subsequently the Burgundian Netherlands . Belgium's central location has meant that the area has been relatively prosperous, connected commercially and politically to its bigger neighbours. The country as it exists today

5616-407: The US. Donaldson operates a network of approximately 140 sales, manufacturing and distribution locations in 44 countries across the world. Donaldson silencers were used for reducing venting noise levels in the Deaerator equipment industry in the 1980s and 1990s. The Engine Products segment contributed to 63% of total net sales and Industrial Products segment contributed 37%. Aftermarket Products in

5720-400: The Wilcox-Bennet air filter license and introduced the Simplex, a filter that also prevents engine damage. Deere & Company was the company's most important client during the first couple decades. The early 1930s brought additional prosperity when William Lowther joined the company and designed the NS Filter, a tractor performance enhancing filter invented by Frank Donaldson. The 1930’s were

5824-443: The atmosphere, and in food and water; means to decontaminate skin, clothing, equipment, terrain, food, and water. 2014 - Master of Quality Award from Daimler Trucks North America (DTNA) 2015, 2016 - Award for Aftermarket Excellence by Volvo Group Purchasing in consecutive years Belgium – in Europe  (light green & dark grey) – in the European Union  (light green) Belgium , officially

5928-399: The cabinet to the king, as no progress in constitutional reforms had been made. In December 2008, Leterme once more offered his resignation after a crisis surrounding the sale of Fortis to BNP Paribas . At this juncture, his resignation was accepted and Christian Democratic and Flemish Herman Van Rompuy was sworn in as Prime Minister on 30 December 2008. After Herman Van Rompuy

6032-731: The civil servants. Communities exercise their authority only within linguistically determined geographical boundaries, originally oriented towards the individuals of a Community's language: culture (including audiovisual media), education and the use of the relevant language. Extensions to personal matters less directly connected with language comprise health policy (curative and preventive medicine) and assistance to individuals (protection of youth, social welfare, aid to families, immigrant assistance services, and so on.). Regions have authority in fields that can be broadly associated with their territory. These include economy, employment, agriculture, water policy, housing, public works, energy, transport,

6136-539: The company to expand into aerospace and military hydraulic equipment and device filters. The 1950s were bittersweet. While the company gained market share, grew in size and went public in 1955, it was beset by employee strikes, the exodus of key employees (who started a new company to compete with Donaldson for market share) and IRS charges of hidden back taxes. In the 1960s subsidiaries were established in Germany, South Africa, Britain, France, Australia and Benelux. Key dates and events Subsidiaries are grouped based on

6240-968: The construction, mining, agriculture, aerospace, defense, and truck markets, and to independent distributors, OEM dealer networks, private label accounts, and large equipment fleets. Products in the Industrial Products segment consist of dust, fume, and mist collectors, compressed air purification systems, air filtration systems for gas turbines, PTFE membrane-based products, and specialized air and gas filtration systems for applications including computer hard disk drives and semiconductor manufacturing. The Industrial Products segment sells to various industrial dealers, distributors, OEMs of gas-fired turbines, and OEMs and end-users requiring clean filtration solutions and replacement filters. The company delivered revenue of $ 2.4 billion in fiscal year 2015 (compared to $ 2.5 billion in fiscal year 2014) through its diversified portfolio of engine and industrial filtration products, with roughly 60% of total sales being generated outside of

6344-415: The country in May 1940 , and 40,690 Belgians, over half of them Jews, were killed during the subsequent occupation and the Holocaust . From September 1944 to February 1945 the Allies liberated Belgium. After World War II , a general strike forced King Leopold III to abdicate in 1951 in favour of his son, Prince Baudouin , since many Belgians thought he had collaborated with Germany during

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6448-409: The country to be 160 km (62 sq mi) larger in surface area than previously thought. Its land area alone is 30,494 square kilometers. It lies between latitudes 49°30' and 51°30' N, and longitudes 2°33' and 6°24' E. Belgium has three main geographical regions; the coastal plain in the northwest and the central plateau both belong to the Anglo-Belgian Basin, and the Ardennes uplands in

6552-407: The country's constitution in 1970, 1980, 1988 and 1993 established a unique form of a federal state with segregated political power into three levels: The constitutional language areas determine the official languages in their municipalities, as well as the geographical limits of the empowered institutions for specific matters. Although this would allow for seven parliaments and governments when

6656-537: The deaerated product to the next process in the production line. For high viscous products the rotating disc is replaced with static one. Sound waves using ultrasonic equipment can be used to assist deaerating water. Welding of the steel pressure vessels during the manufacturing process sometimes requires Post weld heat treatment , XRAY, Dye Penetration, Ultrasonic, and other type non-destructive testing. ASME Boiler and Pressure Vessel Code , NACE International , and HEI (Heat Exchange Institute) have recommendations on

6760-409: The deaeration section (F), where it is deaerated by the steam rising from the sparger system. The gases stripped out of the water exit via the vent at the top of the vessel. Again, some designs may include a vent condenser to trap and recover any water entrained in the vented gas. Also again, the vent line usually includes a valve and just enough steam is allowed to escape with the vented gases to provide

6864-453: The deaerator. The type of chemical added depends on whether the location uses a volatile or non-volatile water treatment program. Most lower pressure systems (lower than 650 psi (4,500 kPa)) use non-volatile treatment programs. The most commonly used oxygen scavenger for lower pressure systems is sodium sulfite (Na 2 SO 3 ). It is very effective and rapidly reacts with traces of oxygen to form sodium sulfate (Na 2 SO 4 ) which

6968-439: The dissolved gas from the boiler feedwater and exits via the vent valve at the top of the domed section. If this vent valve has not be opened sufficiently, the deaerator will not work properly, resulting in feed water with a high oxygen content going to the boilers. Should the boiler not have an oxygen-content analyzer, a high level in the boiler chlorides may indicate the vent valve not being far enough open. Some designs may include

7072-519: The dosing accuracy in the filling process , to increase product shelf stability, to prevent oxidative effects (e.g. discolouration, changes of smell or taste, rancidity), to alter pH , and to reduce packaging volume. Manufacturing of deaerators started in the 1800s and continues to the present day. Manufacturing of deaerators started in the 1800s.They were used to purify water used in the ice manufacturing process. Feed water heaters were used for marine applications. In 1899, George M Kleucker received

7176-486: The dosing accuracy in the filling process , to increase product shelf stability, to prevent oxidative effects (e.g. discolouration, changes of smell or taste, rancidity), to alter pH , and to reduce packaging volume. Vacuum deaerators are also used in the petrochemical field. In 1921 a tank with vacuum pump for removing gases was used in Pittsburgh. In 1934 and 1940 a tank with vacuum pump for removing gases were used in Indiana. Vacuum deaerators can be rubber lined on

7280-521: The elections. Following a usage which can be traced back to the Burgundian and Habsburg courts, in the 19th century it was necessary to speak French to belong to the governing upper class, and those who could only speak Dutch were effectively second-class citizens. Late that century, and continuing into the 20th century, Flemish movements evolved to counter this situation. While the people in Southern Belgium spoke French or dialects of French, and most Brusselers adopted French as their first language,

7384-621: The environment, town and country planning, nature conservation, credit and foreign trade. They supervise the provinces, municipalities and intercommunal utility companies. In several fields, the different levels each have their own say on specifics. With education, for instance, the autonomy of the Communities neither includes decisions about the compulsory aspect nor allows for setting minimum requirements for awarding qualifications, which remain federal matters. Each level of government can be involved in scientific research and international relations associated with its powers. The treaty-making power of

7488-669: The equipment. Stickle, Cochrane, and Permutit are three of the oldest Deaerator manufacturers in the USA. In 1929, a court case between Elliott Company (no longer in business) and H.S.B.W. Cochrane Corporation allowed both businesses to continue manufacturing deaerators. In 1909 Weir was manufacturing contact feed heaters (for de-aerating) in Europe. By 1937 Permutit was manufacturing deaerators. In 1939, Cochrane, Darby, Elliott, Groeschel, Stearns-Rogers, Worthington, and others were competing against each other for business. In 1949 Chicago Heater

7592-923: The field, intended for use with all military branches of the United States Armed Forces , air filtration systems for missile systems and space vehicles, M1 Abrams main battle tank turbine engines, and complex military equipment such as the AN/TPQ-36 and AN/TPQ-37 Firefinder radars . Donaldson-developed chemical defensive material includes protective clothing and equipment to secure area and enclosures/compartments from chemical contamination, protect military personnel and individual soldiers from chemical agents ; collective protection shelters for certain military headquarters and military communications functions, for rest and relief, and for certain vehicle crews; manual and automatic detection and warning devices that respond to toxic agents on all surfaces, in

7696-767: The four components are subordinate to the Staff Department for Operations and Training of the Ministry of Defense , which is headed by the Assistant Chief of Staff Operations and Training , and to the Chief of Defense . The Belgian military consists of volunteers (conscription was abolished in 1995), and citizens of other EU states, Iceland, Norway, Switzerland, or Lichtenstein are also able to join. Belgium has troops deployed in several African countries as part of UN or EU missions, in Iraq for

7800-535: The government, and on 26 April 2010 King Albert officially accepted the resignation. The Parliamentary elections in Belgium on 13 June 2010 saw the Flemish nationalist N-VA become the largest party in Flanders, and the Socialist Party PS the largest party in Wallonia. Until December 2011, Belgium was governed by Leterme's caretaker government awaiting the end of the deadlocked negotiations for formation of

7904-419: The horizontal vessel through a Sparge Pipe in the bottom of the vessel, is provided to keep the stored boiler feedwater warm. Stainless steel material is recommended for the sparger pipe. External insulation of the vessel is typically provided to minimize heat loss. The typical spray-type deaerator is a horizontal vessel which has a preheating section and a deaeration section. The two sections are separated by

8008-607: The incidence of flow-accelerated corrosion. Flow-accelerated corrosion related failures have caused numerous accidents in which significant loss of property and life has occurred. Hydrazine (N 2 H 4 ) is an oxygen scavenger commonly used in volatile treatment programs. Other scavengers include carbohydrazide , diethylhydroxylamine , nitrilotriacetic acid , ethylenediaminetetraacetic acid , and hydroquinone . Thermal deaerators are commonly used to remove dissolved gases in feedwater for steam-generating boilers . Dissolved oxygen in feedwater will cause serious corrosion damage in

8112-554: The incumbent coalition (composed of Flemish and French-speaking Social Democrats, Liberals, and Christian Democrats) maintains a solid majority in Parliament and in all electoral constituencies. On 22 July 2014, King Philippe nominated Charles Michel (MR) and Kris Peeters (CD&V) to lead the formation of a new federal cabinet composed of the Flemish parties N-VA, CD&V, Open Vld and the French-speaking MR, which resulted in

8216-518: The inhabitants of the northernmost part of Gaul . They lived in a region stretching from Paris to the Rhine , which is much bigger than modern Belgium. However, he also specifically used the Latin word " Belgium " to refer to a politically dominant part of that region, which is now in northernmost France. In contrast, modern Belgium, together with neighbouring parts of the Netherlands and Germany, corresponds to

8320-407: The inside to protect the steel heads and shell from corrosion. In a typical design, the product is distributed as a thin layer on a high speed spinning disc via special feed system. The centrifugal force slings it through a perforated screen onto the inner wall of the vessel, which is under vacuum. Air (gas) pockets are released in the process and are drawn off by the vacuum. A discharge pump carries

8424-463: The installation of Leopold I as king on 21 July 1831, now celebrated as Belgium's National Day , Belgium has been a constitutional monarchy and parliamentary democracy , with a laicist constitution based on the Napoleonic code . Although the franchise was initially restricted, universal suffrage for men was introduced after the general strike of 1893 (with plural voting until 1919) and for women in 1949. The main political parties of

8528-467: The invasion of Iraq . It is the only country that does not have age restrictions on euthanasia. Verhofstadt's coalition fared badly in the June 2007 elections . For more than a year, the country experienced a political crisis . This crisis was such that many observers speculated on a possible partition of Belgium . From 21 December 2007 until 20 March 2008 the temporary Verhofstadt III Government

8632-607: The lands of the most northerly Belgae – the Morini , Menapii , Nervii , Germani Cisrhenani , and Aduatuci . Caesar found these peoples particularly warlike and economically undeveloped, and described them as kinsmen of the Germanic tribes east of the Rhine. The area around Arlon in southern Belgium was a part of the country of the powerful Treveri , to whom some of them paid tribute. After Caesar's conquests, Gallia Belgica first came to be

8736-541: The life of the deaerator unit. First, regular inspections (and testing) of the pressure vessel for cracking of welds, and repairing of any weld defects. Second, maintaining a proper water chemistry to reduce deaerator deterioration. Third, minimize temperature and pressure fluctuation. Fourth, internals and accessories should be inspected for proper operation. NACE had created a Corrosion Task Group in 1984 that studied causes of corrosion and provided recommendations; NACE still provides recommendations to improve operations of

8840-635: The other Frankish kingdoms. During the 8th century, the empire of the Franks came to be ruled by the Carolingian dynasty , whose centre of power included the area which is now eastern Belgium. Over the centuries, it was divided up in many ways, but the Treaty of Verdun in 843 divided the Carolingian Empire into three kingdoms whose borders had a lasting impact on medieval political boundaries. Most of modern Belgium

8944-823: The parliament accepted a Dutch version of the Constitution . The Berlin Conference of 1885 ceded control of the Congo Free State to King Leopold II as his private possession. From around 1900 there was growing international concern for the extreme and savage treatment of the Congolese population under Leopold II , for whom the Congo was primarily a source of revenue from ivory and rubber production. Many Congolese were killed by Leopold's agents for failing to meet production quotas for ivory and rubber. In 1908, this outcry led

9048-438: The perforations. Low-pressure deaeration steam enters below the perforated trays and flows upward through the perforations. Combined action of spray valves & trays guarantees very high performance because of longer contact time between steam and water. Some designs use various types of packed beds , rather than perforated trays, to provide good contact and mixing between the steam and the boiler feed water. The steam strips

9152-504: The political and linguistic interests of these communities. The major parties in each community, though close to the political center, belong to three main groups: Christian Democrats , Liberals , and Social Democrats . Further notable parties came into being well after the middle of last century, mainly to represent linguistic , nationalist, or environmental interests, and recently smaller ones of some specific liberal nature. A string of Christian Democrat coalition governments from 1958

9256-572: The population, exists in the East Cantons . The Brussels-Capital Region is officially bilingual in French and Dutch, although French is the majority language and lingua franca . Belgium's linguistic diversity and related political conflicts are reflected in its complex system of governance, made up of six different governments . In antiquity the region around Belgium was inhabited by the Belgae , and became

9360-420: The principle that the solubility of a gas in water decreases as the water temperature increases and approaches its boiling point . In the deaerator, water is heated up to close to its boiling point with a minimum pressure drop and minimum vent. Deaeration is done by spraying feedwater into a chamber to increase its surface area, and may involve flow over multiple layers of trays. This scrubbing (or stripping) steam

9464-520: The products they deal in (engine, industrial, aerospace or pharmaceutical applications), with the two core business segments being Engine Products and Industrial Products . Products in the Engine Products segment consist of air filtration systems, exhaust and emissions systems, liquid filtration systems including hydraulics, fuel, and lube systems, and replacement filters. The Engine Products segment sells to original equipment manufacturers (OEMs) in

9568-523: The southeast to the Hercynian orogenic belt . The Paris Basin reaches a small fourth area at Belgium's southernmost tip, Belgian Lorraine . The coastal plain consists mainly of sand dunes and polders . Further inland lies a smooth, slowly rising landscape irrigated by numerous waterways, with fertile valleys and the northeastern sandy plain of the Campine ( Kempen ). The thickly forested hills and plateaus of

9672-402: The steam generators in many large industrial facilities such as petroleum refineries may use whatever low-pressure steam is available. The tray-type deaerator has a vertical domed deaeration section mounted above a horizontal boiler feedwater storage vessel. Boiler feedwater enters the vertical deaeration section through spray valves above the perforated trays and then flows downward through

9776-448: The transition from a unitary to a federal arrangement between 1970 and 1993. Despite the reforms, tensions have persisted: there is particularly significant separatist sentiment among the Flemish ; language laws such as the municipalities with language facilities have been the source of much controversy; and the government formation period following the 2010 federal election set a world record at 589 days. Unemployment in Wallonia

9880-437: The type of testing required. Older fabrication techniques also used cast iron for the shell and heads. Thermal insulation is sometimes required after fabrication or after installation at the project site. Insulation is used to reduce heat loses. NACE International (now known as Association for Materials Protection and Performance (AMPP)) and CIBO (Council of Industrial Boiler Owners) have several recommendations to increase

9984-704: The war were known as the Rape of Belgium due to German excesses. Belgium assumed control of the German colonies of Ruanda-Urundi (modern-day Rwanda and Burundi ) during the war, and in 1924 the League of Nations mandated them to Belgium. In the aftermath of the First World War, Belgium annexed the Prussian districts of Eupen and Malmedy in 1925, thereby causing the presence of a German-speaking minority. German forces again invaded

10088-676: The war. The Belgian Congo gained independence in 1960 during the Congo Crisis ; Ruanda-Urundi followed with its independence two years later. Belgium joined NATO as a founding member and formed the Benelux group of nations with the Netherlands and Luxembourg. Belgium became one of the six founding members of the European Coal and Steel Community in 1951 and of the European Atomic Energy Community and European Economic Community , established in 1957. The latter has now become

10192-560: The world and the 6th most densely populated country in Europe, with a density of 383/km (990/sq mi). Belgium is part of an area known as the Low Countries , historically a somewhat larger region than the Benelux group of states, as it also included parts of northern France. The capital and largest metropolitan region is Brussels ; other major cities are Antwerp , Ghent , Charleroi , Liège , Bruges , Namur , and Leuven . Belgium

10296-554: Was broken in 1999 after the first dioxin crisis , a major food contamination scandal. A "rainbow coalition" emerged from six parties: the Flemish and the French-speaking Liberals, Social Democrats and Greens. Later, a " purple coalition " of Liberals and Social Democrats formed after the Greens lost most of their seats in the 2003 election . The government led by Prime Minister Guy Verhofstadt from 1999 to 2007 achieved

10400-534: Was designated the first permanent President of the European Council on 19 November 2009, he offered the resignation of his government to King Albert II on 25 November 2009. A few hours later, the new government under Prime Minister Yves Leterme was sworn in. On 22 April 2010, Leterme again offered the resignation of his cabinet to the king after one of the coalition partners, the OpenVLD , withdrew from

10504-515: Was established following the 1830 Belgian Revolution , when it seceded from the United Kingdom of the Netherlands , which had incorporated the Southern Netherlands (which comprised most of modern-day Belgium) after the Congress of Vienna in 1815. Belgium has been called "the Battlefield of Europe", a reputation reinforced in the 20th century by both world wars . Belgium was an early participant in

10608-524: Was in office. This was a coalition of the Flemish and Francophone Christian Democrats , the Flemish and Francophone Liberals together with the Francophone Social Democrats . On that day a new government , led by Flemish Christian Democrat Yves Leterme , the actual winner of the federal elections of June 2007 , was sworn in by the king. On 15 July 2008 Leterme offered the resignation of

10712-531: Was in the Middle Kingdom , later known as Lotharingia , but the coastal county of Flanders , west of the Scheldt , became the northernmost part of West Francia , the predecessor of France . In 870 in the Treaty of Meerssen , modern Belgium lands all became part of the western kingdom for a period, but in 880 in the Treaty of Ribemont , Lotharingia came under the lasting control of the eastern kingdom, which became

10816-798: Was significant growth in the size of the company in terms of market value in 2009, going from about $ 2 billion at the start of the year to $ 3.26 billion in May 2010. Although sales were steady between 2007 and 2010 long term debt rose 98.6% over that period; Long term debt increased 44% in 2008 and remained near that level until January 2011 when it fell 17% quarter to quarter (then fell a further 3% by January 2012). No single customer contributes more than 10% of revenue. The company has been recognized for innovations made in air filter technology (since 2008 annual spending on research and development has exceeded $ 40.6 million). It has also participated in technological advancements associated with fuel cells . Donaldson Company

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