PATENT

3183. -----[RUHRCHEMIE, A.G.] [Removing Heat of Reaction.]  Austrian Patent 158,770, no date.  Schmidt, J. Das Kohlenoxyd, Akad. Verlagsgesell., Leipzig, 1950, p. 163.

See French Patent 822,636 (abs. 3200), Indian Patents 24,210 (abs. 2905) and 351,470 (abs. 2906), and United States Patent 2,148,545 (abs. 505).