B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
23/350
B01D 53/00 (2006.01) B01D 53/14 (2006.01) B01D 53/50 (2006.01) C01B 17/60 (2006.01)
Patent
CA 1168027
12,746 A REGENERABLE PROCESS FOR THE SELECTIVE REMOVAL OF SULFUR DIOXIDE FROM EFFLUENT GASES ABSTRACT OF DISCLOSURE A process for scrubbing S02 containing gases using an aqueous alkanolamine solvent, such alkanolamine having an atmospheric pressure boiling point below 250 C, wherein the alkanolamine solutions containing heat stable salts are regenerated using alkali addition, crystalli zation and vacuum distillation. S P E C I F I C A T I O N
376234
Atwood Gilbert R.
Kosseim Alexander J.
Sokolik Joseph E. Jr.
Hopley William G.
Union Carbide Corporation
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