3354. SMEYKAL, K., AND ASINGER, F. (I. G. Farbenindustrie A. G.) [Breaking Emulsions of Mineral Oils.]. German Patent 727,289, Sept. 24, 1942 (Cl. 23 b-1.05). Chem. Abs., vol. 37, 1943, p. 6871.

PATENT

3354. SMEYKAL, K., AND ASINGER, F. (I. G. Farbenindustrie A. G.) [Breaking Emulsions of Mineral Oils.]. German Patent 727,289, Sept. 24, 1942 (Cl. 23 b-1.05). Chem. Abs., vol. 37, 1943, p. 6871.

Sulfonic acids or sulfonates obtained by the action of a halogen and SO₂ on aliphatic hydrocarbons followed by saponidication are used to break oil emulsions. The hydrocarbons, b. 190°-240°, are obtained by catalytic hydrogenation of C oxides.