FIELD: wood-pulp and paper industry. SUBSTANCE: catalyst for oxidation of sulfide sulfur of white liquor has transition metal oxide, pyrite cinder and carrier in form of low-density polyethylene. Transition metal oxide is used in form of antimony oxide (3) and manganese oxide (4) with the following amount of components, mas.%: pyrite cinder 15-17; antimony oxide (3) 17-20; manganese oxide 5-7; the balance, low-density polyethylene. EFFECT: higher efficiency. 2 tbl
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Authors
Dates
1996-01-27—Published
1992-08-07—Filed