PATENTS

2858. ----- [RUHRCHEMIE, A. G.]  [Catalyst  for Benzine Synthesis.] Austrian Patent 158,997, no date.  Schmidt, J., Das Kohlenoxyd, Akad. Verlagsgesell., Leipzig, 1950, p. 154.

See British Patent 500,182 (abs. 2870), French Patent 819,701 (abs. 3198), and United States Patent 2,261,184 (abs. 2814).