1209.    GOERING.  Synthesis in the Liquid Phase.  High-Pressure Experiments.  Ludwigshafen 558, Mar. 11, 1943.  Bureau of Mines Transl. T-433, Jan. 1948, 7 pp.

        Patent history of the process beginning with Pier’s German Patent 630,824, and covering a number of I. G. Farbenindustrie applications and patents under the names of Michael Duftschmidt, Linckh, and others.