FIELD: chemical industry. SUBSTANCE: proposed sorbents are prepared by treatment of natural sulfide minerals with ammonium salts, ammonia, amines and others. Proposed sorbents are used for purification of gases against mercury and other heavy metals. EFFECT: improves efficiency of the method. 5 cl, 2 tbl
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Authors
Dates
1995-05-27—Published
1993-09-30—Filed