Karl Adolf Clark (20 October 1888,

Georgetown, Ontario Georgetown is a large unincorporated community in the town of Halton Hills, Ontario, Canada, in the Regional Municipality of Halton. The town includes several small villages or settlements such as Norval, Limehouse, Stewarttown and Glen William ...

– 7 December 1966,

Victoria, British Columbia Victoria is the capital city of the Canadian province of British Columbia, on the southern tip of Vancouver Island off Canada's Pacific coast. The city has a population of 91,867, and the Greater Victoria area has a population of 397,237. Th ...

) was a chemist and

oil sand Oil sands, tar sands, crude bitumen, or bituminous sands, are a type of unconventional petroleum deposit. Oil sands are either loose sands or partially consolidated sandstone containing a naturally occurring mixture of sand, clay, and wate ...

researcher. He is best known for perfecting a process that uses hot water and

reagent In chemistry, a reagent ( ) or analytical reagent is a substance or compound added to a system to cause a chemical reaction, or test if one occurs. The terms ''reactant'' and ''reagent'' are often used interchangeably, but reactant specifies a ...

s to separate

bitumen Asphalt, also known as bitumen (, ), is a sticky, black, highly viscous liquid or semi-solid form of petroleum. It may be found in natural deposits or may be a refined product, and is classed as a pitch. Before the 20th century, the term a ...

from

oil sands Oil sands, tar sands, crude bitumen, or bituminous sands, are a type of unconventional petroleum deposit. Oil sands are either loose sands or partially consolidated sandstone containing a naturally occurring mixture of sand, clay, and wate ...

Biography

Clark earned

bachelor's A bachelor's degree (from Middle Latin ''baccalaureus'') or baccalaureate (from Modern Latin ''baccalaureatus'') is an undergraduate academic degree awarded by colleges and universities upon completion of a course of study lasting three to six ye ...

and

master's A master's degree (from Latin ) is an academic degree awarded by universities or colleges upon completion of a course of study demonstrating mastery or a high-order overview of a specific field of study or area of professional practice.

degrees from

McMaster University McMaster University (McMaster or Mac) is a public research university in Hamilton, Ontario, Canada. The main McMaster campus is on of land near the residential neighbourhoods of Ainslie Wood and Westdale, adjacent to the Royal Botanical Ga ...

before obtaining a

Doctorate A doctorate (from Latin ''docere'', "to teach"), doctor's degree (from Latin ''doctor'', "teacher"), or doctoral degree is an academic degree awarded by universities and some other educational institutions, derived from the ancient formalism ''l ...

Chemistry Chemistry is the science, scientific study of the properties and behavior of matter. It is a natural science that covers the Chemical element, elements that make up matter to the chemical compound, compounds made of atoms, molecules and ions ...

from the

University of Illinois The University of Illinois Urbana-Champaign (U of I, Illinois, University of Illinois, or UIUC) is a public land-grant research university in Illinois in the twin cities of Champaign and Urbana. It is the flagship institution of the University ...

. He began work at the

Geological Survey of Canada The Geological Survey of Canada (GSC; french: Commission géologique du Canada (CGC)) is a Canadian federal government agency responsible for performing geological surveys of the country, developing Canada's natural resources and protecting the en ...

in 1915, where he became interested in oil sands. In 1920 he moved to

Edmonton Edmonton ( ) is the capital city of the Canadian province of Alberta. Edmonton is situated on the North Saskatchewan River and is the centre of the Edmonton Metropolitan Region, which is surrounded by Alberta's central region. The city ancho ...

and joined the

University of Alberta The University of Alberta, also known as U of A or UAlberta, is a public research university located in Edmonton, Alberta, Canada. It was founded in 1908 by Alexander Cameron Rutherford,"A Gentleman of Strathcona – Alexander Cameron Rutherfor ...

and the Scientific and Industrial Research Council of Alberta (SIRCA), where he began experimenting with separating bitumen from the Athabasca oil sands, a large oil sand deposit in northeastern

Alberta Alberta ( ) is one of the thirteen provinces and territories of Canada. It is part of Western Canada and is one of the three prairie provinces. Alberta is bordered by British Columbia to the west, Saskatchewan to the east, the Northwest Ter ...

. Clark built a prototype separation plant in the basement of the university's power plant, followed by a larger plant on the outskirts of Edmonton. In 1929, SIRCA patented the process that he had developed. Later testing was done on the outskirts of

Fort McMurray Fort McMurray ( ) is an urban service area in the Regional Municipality of Wood Buffalo in Alberta, Canada. It is located in northeast Alberta, in the middle of the Athabasca oil sands, surrounded by boreal forest. It has played a significant ...

near

Waterways A waterway is any navigable body of water. Broad distinctions are useful to avoid ambiguity, and disambiguation will be of varying importance depending on the nuance of the equivalent word in other languages. A first distinction is necessary ...

, and farther north at

Bitumount Bitumount is an abandoned industrial site on the east bank of the Athabasca River about north of Fort McMurray in northeastern Alberta, Canada. Between 1925 and the 1950s, it was the site of early attempts to extract bitumen from the Athabasca o ...

. Clark retired from the Department of Mining Engineering at the University of Alberta in 1954 but continued to provided advice to the developing oil sands industry. In 1958 he signed a formal retainer with the

Great Canadian Oil Sands Great Canadian Oil Sands Limited was a Canadian heavy oil company that existed between 1953 and 1979. In 1962, GCOS received a permit from the Alberta government to build a 31,500 barrels-per-day synthetic crude plant in the Athabasca oil sands ...

consortium, which eventually became a major asset for

Suncor Suncor Energy (french: Suncor Énergie) is a Canadian integrated energy company based in Calgary, Alberta. It specializes in production of synthetic crude from oil sands. In the 2020 Forbes Global 2000, Suncor Energy was ranked as the 48th-lar ...

. He continued to do research at SIRCA its succeeding organization, the Research Council of Alberta, until 1963. He died of cancer on December 7, 1966, in Victoria, British Columbia.

References

External links

Biography
at Alberta's Petroleum Heritage Edukit. {{DEFAULTSORT:Clarke, Karl Athabasca oil sands History of Alberta 1888 births 1966 deaths Canadian chemists McMaster University alumni University of Illinois Urbana-Champaign alumni