Petroleum Extension Service

Applied mathematics for the petroleum industry Petroleum Extension Service 1976 Oil pipe line construction and maintenance Petroleum Extension Service, Texas 1973 Oil pipe line pumping station operation Petroleum Extension Service, Texas education agency & Committe on personal training 1956 Plant processing of natural gas / issued by Petroleum Extension Service, Division of Extension, The University of Texas at Austin, in cooperation with Texas Education Agency, Department of Occupational Education and Technology, Austin, and Committee on Vocational Training, American Petroleum Institute, Division of Production, Dallas, Texas and Gas Processors Association, Tulsa, Oklahoma Petroleum Extension Service 1974