1156. ---------------. [GAS WORLD.] Progress in Coal Processing and Byproduct Treatment. Vol. 105, Coking Sec., Sept. 5, 1936, p. 22.

1156. -----------------. [GAS WORLD.] Progress in Coal Processing and Byproduct Treatment. Vol. 105, Coking Sec., Sept. 5, 1936, p. 22.

Discusses recent Koppers activities in constructing the plants at Brabag and Homberg (Rheinpreussen Co.) for producing the synthesis gases for the Fischer-Tropsch process.