B - Operations – Transporting – 01 – J
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B - Operations, Transporting
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B01J 21/18 (2006.01) C01B 31/08 (2006.01)
Patent
CA 1177471
C-1274 "IMPROVED REGENERATION OF CAUSTIC IMPREGNATED ACTIVATED CARBON" Abstract of the Disclosure An improved process for the regeneration of activated carbon impregnated with caustic is described. A two stage wash with caustic solutions of about 50 percent and about 15 percent removes both organic and sulfur contaminants. This regeneration returns the carbon essentially to its original capacity for adsorption of malodorous compounds.
395344
Calgon Corporation
Goudreau Gage Dubuc
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