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2 104 760

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Application

96105483/25, 1996-03-20

(22)

Actual filing date

1996-03-20

(45)

Published

1998-02-20

(72)

Inventor

Karrask M.P.Beljanin L.A.Zemskov A.A.Feofanov V.N.Kozlov V.A.Gribov A.V.

(73)

Holder

Gosudarstvennoe Predprijatie Leningradskaja Atomnaja Ehlektrostantsija Im.V.I.Lenina

METHOD OF MANUFACTURING FILTER ELEMENT FOR DEEP PURIFICATION OF COLLOID SYSTEMS FROM DISPERSE PHASE Russian patent published in 1998 - IPC

Abstract RU 2104760 C1

FIELD: filtration technics. SUBSTANCE: layer of colloid particles is inwashed onto porous carrier with pore size 0.5-2.0 mcm by hematite dispersed to concentration no higher than 1.0 g/l in ferric chloride aqueous solution having concentration 1.0 g/l to attain specific density of inwash 40-80 mcg of hematite per 1 sq.cm on conversion to iron. EFFECT: achieved desired quality of filter element. 2 tbl

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RU 2 104 760 C1

Authors

Karrask M.P.

Beljanin L.A.

Zemskov A.A.

Feofanov V.N.

Kozlov V.A.

Gribov A.V.

Dates

1998-02-20—Published

1996-03-20—Filed

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