PETROLEUM PIONEER W.K. WARREN DEAD AT 92
Warren Petroleum Co. founder W.K. Warren, a pioneer in marketing and shipping LPG, died June 11 in Tulsa at the age of 92. Warren founded the Tulsa company in 1922 after resigning as assistant to Gilliland Oil Co. Vice Pres. Patrick Hurley. Warren Petroleum was the first firm to mainly market LPG. By 1926 it operated 31 gas processing plants in five states.