Sulphur separation process

Details Sulphur separation process Sulphur separation process

B - Operations, Transporting

01

D

23/346

B01D 53/14 (2006.01)

Patent

CA 1207513

A B S T R A C T SULPHUR SEPARATION PROCESS A cyclic process for the removal of H2S from a sour gaseous stream by reaction of the H2S to sulphur employing aqueous solutions of oxidizing polyvalent metal chelates of specified organic acids, and by the recovery of the sulphur from the solutions with specific extractants. The extractants are selected from compounds (and mixtures thereof) having the formula CnH2(n+1), wherein n is a whole number from 4 through 8, and the recovery may be made prior or subsequent to regeneration of the polyvalent metal chelate solution.

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