Method of separating metals from catalyst material

Details Method of separating metals from catalyst material Method of separating metals from catalyst material

1988-08-16

1992-01-28

Konopka, Paul E.

Specialized metallurgical processes, compositions for use therei

Processes

Producing or treating free metal

75633, 502 22, 502 27, 502 50, C22B 1100, B01J 2396, B01J 3818

Patent

active

050840924

ABSTRACT:
A method of separating metals from carbon-supported catalyst materials comprises the steps of combusting the carbon at a temperature insufficient to cause volatisation of the metal followed by reduction with hydrogen of any oxidised metal and washing with acid or water.

REFERENCES:
patent: 2854400 (1958-09-01), Weisz
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patent: 3400073 (1952-06-01), Schwarzenbek
patent: 3642656 (1969-10-01), Hayes
patent: 3654182 (1969-11-01), Hayes
patent: 3997337 (1976-12-01), Pittie et al.
patent: 4123500 (1978-10-01), Acres et al.
patent: 4331557 (1982-05-01), Drake
patent: 4650780 (1987-03-01), Krishnamaur

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