C - Chemistry – Metallurgy – 01 – C
Patent
C - Chemistry, Metallurgy
01
C
202/87
C01C 1/10 (2006.01) C01B 3/02 (2006.01) C01C 1/04 (2006.01)
Patent
CA 1173401
PROCESS FOR DISTILLING AMMONIACAL SOLUTIONS (Case A. 2807) Abstract of the Disclosure A process for distilling ammoniacal solutions is disclosed comprising the utilization of two distillation columns operating at different pressures, the ammoniacal solution to be distilled being sent -- after being mixed with the ammoniacal vapors flowing from the top of the column operating at the lower pressure -- to the column operating at the higher pressure, from the bottom of which the partially distilled ammoniacal solution is sent to the column operating at the lower pressure; the liquid ammonia being recovered at the top of the column operating at the higher pressure while the residual ammoniacal solution is withdrawn from the bottom of the column operating at the lower pressure.
368147
Pagani Giorgio
Socci Fabrizio
Montedison S.p.a.
Robic Robic & Associes/associates
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