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Application

98116012/12, 1998-08-24

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Start date

1998-08-24

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Actual filing date

1998-08-24

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Published

2000-07-10

(72)

Inventor

Svatovskaja L.B.Shershneva M.V.Panin A.V.Tarasov A.V.Smirnova T.V.Smirnov A.V.

(73)

Holder

Sankt-Peterburgskij Gosudarstvennyj Universitet Putej Soobshchenija

METHOD OF REMOVING METAL IONS FROM SEWAGE Russian patent published in 2000 - IPC

Abstract RU 2152360 C1

FIELD: removal of heavy metal ions from industrial flows in metallurgical enterprises. SUBSTANCE: in order to purify sewage, use is made of finely dispersed materials with CaO:SiO2 ratio of greater than 2, e.g. slage, slimes and clinkers in which these oxides are contained in the form of minerals C2S(2CaO•SiO2) and C3S(3Ca•SiO2). EFFECT: more complete removal of heavy metal ions from sewage. 1 tbl

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RU 2 152 360 C1

Authors

Svatovskaja L.B.

Shershneva M.V.

Panin A.V.

Tarasov A.V.

Smirnova T.V.

Smirnov A.V.

Dates

2000-07-10—Published

1998-08-24—Filed

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