[Pamphlets. Economic aspects].
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Koppers Company
http://n2t.net/ark:/99166/w62g1nb0 (corporateBody)
Koppers is a global, diversified manufacturing company based in Pittsburgh, Pennsylvania. The original Koppers Company was founded by Dr. Heinrich Koppers, a young German engineer who developed a new type of coke oven that could economically recover the byproduct chemicals of the coal-cooking process. Koppers came to the United States and built his first ovens in 1907 in Joliet, Illinois. The company was incorporated in Chicago in 1912 before establishing its headquarters in Pittsburgh in 1914. ...
