METHOD OF TREATING WASTE WATERS TO REMOVE HEAVY METAL IONS Russian patent published in 2002 - IPC

Abstract RU 2189363 C2

FIELD: waste water treatment. SUBSTANCE: invention relates to waste waters formed, for instance, in galvanic or similar production shops. Method is based on sorption of heavy metal ions on naturally occurring insoluble sorbent, in particular pyrite preliminarily concentrated to 84-96% and having particle size up to 160 mcm. Resulting sorption product is suitable for long-time storage and transportation. EFFECT: reduced treatment expenses. 1 tbl

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RU 2 189 363 C2

Authors

Degtev N.I.

Gorchakova A.F.

Dmitriev V.V.

Prokopets V.E.

Dates

2002-09-20—Published

2000-06-26—Filed