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Method for Removing Soluble Selenium from Acidic Waste Water.

Authors
Marchant-WN
Source
U S Pat 3 933 635 1976 Jan; :
Link
NIOSHTIC No.
10011867
Abstract
Soluble selenium is removed from zinc smelting acidic waste water by treating the effluent with powdered zinc at 25 deg-85 deg c for a time sufficient to reduce a substantial portion of the soluble selenium to insoluble metallic selenium, which is recovered by filtration or decantation.
Publication Date
19760101
Document Type
PA;
Fiscal Year
1976
NTIS Accession No.
NTIS Price
Identifying No.
PAT 3,933,635
NIOSH Division
SLRC;
Source Name
U.S. Pat. 3,933,635; Jan. 20, 1976; Chem. Abstr. 84:184,613R
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