PATENTS 2817. ROELEN, O., AND LOCHMANN, K. (Ruhrchemie A. G.). [Coldproof Mixtures of Benzine and Lactic Acid Ethyl Ester.] German Patent 727,750, Oct. 8, 1942 (Cl. 22 h-3). Chem. Abs., vol. 37, 1943, p. 6675. Aliphatic alcohols with at least 5 C atoms per molecule are used to facilitate solution of the reactants. |