<P> In 1924, Jersey Standard and General Motors pooled its tetraethyllead - related patents and established the Ethyl Gasoline Corporation . In 1927, Jersey Standard signed a 25 - years cooperation agreement with IG Farben for the coal hydrogenation research in the United States . Jersey Standard assumed this cooperation to be beneficial as it believed the United States oil reserves to be exhausted in the near future and that the coal hydrogenation would give an access for producing synthetic fuels . It erected synthetic fuel plants in Bayway, Baton Rouge, and Baytown (unfinished). The interest in hydrogenation evaporated after discovery of the East Texas Oil Field . As a part of the cooperation between Jersey Standard and IG Farben, a joint company, Standard I.G. Company, was established with Jersey Standard having a stake of 80% . IG Farben transferred rights to the hydrogenation process outside of Germany to the joint venture in exchange of $35 million stake of Jersey Standard shares . In 1930, the joint company established Hydro Patents Company to license the hydrogenation process in the United States . The agreement with IG Farben gave to Jersey Standard access to patents related to polyisobutylene which assist Jersey Standard to advance in isobutolene polymerization and to produce the first butyl rubber in 1937 . As the agreement with IG Farben gave to the German company a veto right of licensing chemical industry patents in the United States, including patent for butyl rubber, Jersey Standard was accused of treason by senator Harry S. Truman . In 1941, it opened the first commercial synthetic toluene plant . </P> <P> In 1932, Jersey Standard acquired foreign assets of the Pan American Petroleum and Transport Company . In 1937, its assets in Bolivia were nationalized, followed by nationalization of its assets in Mexico in 1938 . </P> <P> In 1935, Socony Vacuum Oil opened the huge Mammoth Oil Port on Staten Island which had a capacity of handling a quarter of a billion gallons of petroleum products a year and could transship oil from ocean - going tankers and river barges . In 1940, Socony - Vacuum purchased the Gilmore Oil Company of California, which 1946 was merged with its another subsidiary, General Petroleum Corporation . In 1947, Jersey Standard and Royal Dutch Shell formed a joint venture Nederlandse Aardolie Maatschappij BV for oil and gas exploration and production in the Netherlands . In 1948, Jersey Standard and Socony - Vacuum acquired interests in the Arab - American Oil Company (Aramco). </P> <P> In 1955, Socony - Vacuum became Socony Mobil Oil Company . In 1959, Magnolia Petroleum Company, General Petroleum Corporation, and Mobil Producing Company were merged to form the Mobil Oil Company, a wholly owned subsidiary of Socony Mobil . In 1966, Socony Mobil Oil Company became the Mobil Oil Corporation . </P>

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