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Patent Abstracts

      255.     ------.  BROOKS, R. E., AND E. I. DU PONT DE NEMOURS & Co.  Improvements in and Relating to the Synthesis of Esters From Carbon Monoxide and Alcohols.  British Patent 628,160, Aug. 23, 1949.  Chem. Abs., vol. 44, 1950. p. 1526.

See United States Patent 2,457,204 (abs. 254).