PATENT 3235.----- [SCHAFFGOTSCH-BENZIN G. m. b. H] [Lubricants.] German Patent Appl. Sch 127,057, no date (Cl. 12 o-1.01). Auszüge deut. Patent-Anmeldungen, vol.6, p. 346. Lubricants are made from the hydrocarbons from the Fischer-Tropsch synthesis b. >150°. These hydrocarbons are treated above their higher chlorination stage with 25% Cl or more by utilizing bleaching earth, bauxite, silica gel, kieselguhr at higher temperatures. |