B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
202/93
B01D 3/14 (2006.01) C01C 1/10 (2006.01)
Patent
CA 1100431
METHOD AND APARATUS FOR IMPROVED DISTILLATION OF AMMONIA FROM WEAK AMMONIA LIQUOR Abstract of the Disclosure Fouling of an ammonia still, used for removal of ammonia from weak ammonia liquor derived from a coal coking operation, is alleviated by pre-precipitating insoluble calcium salts form the ammonia liquor by treatment of the liquor with lime prior to introduction into a single- leg still. -1-
279433
Burcaw Kenneth R. Jr.
Kwasnoski Daniel
Rudzki Eugene M.
Bethlehem Steel Corporation
Smart & Biggar
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