670. ------. [FISCHER, F.] [Synthesis Gas From Hydrogen and Carbon Monoxide.] German Patent 685,291, Dec. 15, 1939; appl. filed July 17, 1935. Chem. Zentralb., I, 1940, p. 1605.

Patent Abstracts

Water gas generator is hot-blasted with O₂ and steam, the gasifying operation is performed with H₂ and hydrocarbons or CH₄. The 2 gases are mixed. Heat exchange between the hot-blasting and gasifying stages is practiced.