COMPOSITION FOR TREATMENT OF NATURAL WATER AND WASTE WATERS AND A METHOD FOR PREPARING COMPOSITION FOR TREATMENT OF NATURAL AND WASTE WATERS Russian patent published in 2002 - IPC

Abstract RU 2179954 C1

FIELD: water treatment. SUBSTANCE: composition for removing different toxic compounds from water contains at least one titanium(IV) compounds, at least one I-IV and VIII group compound, at least one V group compound, and optionally titanium(III) compound. Composition is prepared by treating I-V and VIII group compounds with acid titanium- containing solution on heating. Heating is effected in two steps. The first step is carried out at 10 to 90 C and heating rate 3 at least C/min, the second one is effected at 95-105 C for 0.5 to 2 h at heating rate 1 C/min, and the third one at 105- 120 C for 0.5 to 2 h. EFFECT: increased degree of removal of heavy metals, radionuclides, and organics from natural, waste, and drinking waters. 15 cl, 8 tbl, 6 ex

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RU 2 179 954 C1

Authors

Stremilova N.N.

Stremilov S.V.

Dates

2002-02-27Published

2000-06-22Filed