1287. GUMZ, W., AND LESSING, R. [Processers for the Manufacture of Synthetic Gas.] Ztschr. Ver. Deut. Ing., Beig, Folge No. 2, 1940, pp. 36-42; Chem. Abs., vol. 34, 1940, p. 6794.
Comprehensive summary, with diagrams, data, and 46 refs.