197.    BENOIT, J.  [Ten Years Progress in the Chemical Industries, III.  Synthetic Organic Chemicals.]  Ind. chim., vol. 36, No. 11, 1949, pp. 237-249.

                  Summary of progress in the fields of synthetic-coal chemistry as exemplified by the Fischer-Tropsch and the Bergius processes, benzene, and acetylene; petroleum chemistry-methane, ethylene, butylene, propylene; oxygenated products – methanol, ethanol, formaldehyde, acetaldehyde, acetone, acetic anhydride, ethylene oxide, and phenols.