PATENT 3598. ----- [STEINKOHLEN-BERGWERK “RHEINPREUSSEN”]. [Oil Washing of Distillation Gases.] German Patent Appl. St 59,708, no date, (Cl. 26 d-10.10). Auszüge deut. Patent-Anmeldungen, vol. 15, p. 382. Light oils are recovered from gases by washing with essentially O-free hydrocarbon mixtures obtained by the hydrogenation of CO. |