Chemistry of inorganic compounds – Treating mixture to obtain metal containing compound – Group ivb metal
Patent
1978-08-28
1980-05-13
Carter, Herbert T.
Chemistry of inorganic compounds
Treating mixture to obtain metal containing compound
Group ivb metal
423 73, 4236585, 75101BE, C01G 2500, C01G 2700
Patent
active
042028620
ABSTRACT:
A method of essentially preventing the formation of 3-mercapto-4-methyl-2-pentanone by selectively controlling an ammonium thiocyanate-methyl isobutyl ketone regeneration system by maintaining the pH in the range of 4 to 9, and the temperature below 150.degree. F.
REFERENCES:
patent: 2938769 (1960-05-01), Overholsen et al.
patent: 3006719 (1961-10-01), Miller
patent: 3069232 (1962-12-01), Greenberg et al.
Stickney, "Bureau of Mines, RI 5499," 1959, Dept of Interior, Wash., D. C. 22 pp.
Ash Kenneth C.
Carter Dorothy P.
Jacoby Lawrence J.
Nielsen Ralph H.
Rosenau Richard A.
Carter Herbert T.
Teledyne Industries Inc.
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