
51
B
BUTACRACKING
thereby expelling the ammonia, and several further steps result in the formation of saleable sodium or potassium
ferrocyanide. Invented by J. Bueb in 1898 and operated in the United States in the early 1900s.
German Patent 112, 459 (1898).
Muller, M.E., J. Gas Lighting, 1910, 112, 851.
Hill, W.H., in Chemistry of Coal Utilization, Vol. 2, Lowry, H.H., Ed., John Wiley & Sons, New York, 1945, 1104.
Bufex [From Buffelsfontein (South Africa), extraction] A process for extracting uranium from its ores,
using a solution of an amine (Alamine 336). Bufex was developed in South Africa and was later replaced by
*Purlex. See also Eluex