2267.     ---------------.  [MICHAELIS, P.]  [Development of the Conversion of Coal.  II.  Coal as a Source of Liquid Products.]  Oel u. Kohle, vol. 37, 1941, pp. 851-858; Chem. Abs., vol. 36, 1942, p. 3025.

        Different known processes for example, coking, tar, distillation, phenol, and benzene production are discussed, and tables of the properties of the obtained products are given.