Regeneration of alkanolamine absorbing solution in gas sweetenin

Details Regeneration of alkanolamine absorbing solution in gas sweetenin Regeneration of alkanolamine absorbing solution in gas sweetenin

1975-11-10

1977-10-04

Thomas, Earl C.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Carbon dioxide or hydrogen sulfide component

423229, 423236, 423238, B01D 5334

Patent

active

RE0294284

ABSTRACT:
A catalytic amount of ammonia or ammonium compounds are utilized to prevent deterioration of alkanolamines employed in gas sweetening processes. The ammonia is added either to the sour gas or the absorbing solution and acts to suppress thiocyanate [formation] accumulation during absorption.

REFERENCES:
patent: 2161663 (1939-06-01), Baehr et al.
patent: 2701750 (1955-02-01), Paulsen et al.
patent: 2797188 (1957-06-01), Taylor, Jr. et al.

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