Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Alkali metal
Patent
1976-03-01
1977-06-14
Vertiz, O. R.
Chemistry of inorganic compounds
Treating mixture to obtain metal containing compound
Alkali metal
423 87, 423561R, C01B 2900
Patent
active
040297411
ABSTRACT:
A process is disclosed for separating antimony sulfides from solutions comprising anitmony sulfides and arsenic sulfides by subjecting the solution to partial oxidation within prescribed pH limits in order to oxidize and precipitate a substantial portion of the antimony sulfides while leaving substantially all of the arsenic sulfides in solution.
REFERENCES:
patent: 2348360 (1944-05-01), Reed
patent: 3911078 (1975-10-01), Nadkarni et al.
Langel Wayne A.
Tajima Roofing Co., Ltd.
Vertiz O. R.
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