ALUMINOSILICATE COAGULANT PREPARATION METHOD Russian patent published in 2004 - IPC

Abstract RU 2225838 C1

FIELD: inorganic compounds technology. SUBSTANCE: aluminosilicate raw material is treated with sulfuric or hydrochloric acid, resulting solution is supplemented by 15-30% of concentrated sulfuric or hydrochloric acid and heated to 35-80 C for 10-120 min until coagulant containing 10 to 95% of polymer forms of silica is obtained. EFFECT: improved coagulating and flocculating properties. 1 tbl, 5 ex

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RU 2 225 838 C1

Authors

Kruchinina N.E.

Turnier V.N.

Lisjuk B.S.

Kim Vissarion

Dates

2004-03-20—Published

2002-11-26—Filed