PATENTS

2171. ------. [MAYHEW, R. L.] (Hydrocarbon Research, Inc.). Heat Exchanger for Synthesis-Gas Generator. United States Patent 2,594,330, Apr. 29, 1952; appl. filed May 6, 1947, Serial No. 746,346; 2 claims (Cl. 48-196). Chem. Abs., vol. 46, 1952, p. 7744.

See United States Patent 2,594,329 (abs. 2170).