31.      --------------. [ALLNER, W.] [Brown Coal as Raw Material for City Gas and Synthesis Gas.]  Braunkohle, vol. 35, 1936, pp. 495-511; Chem. Abs., vol. 31, 1937, p. 1584.

                Comprehensive review of plants and processes for making water gas for synthesis purposes and a discussion of the correct conditions for producing synthesis gas are presented, with an analysis of costs.