Method of recovering metals from metal containing materials

Details Method of recovering metals from metal containing materials Method of recovering metals from metal containing materials

1981-04-01

1982-09-14

Stallard, W.

Specialized metallurgical processes, compositions for use therei

Processes

Electrothermic processes

75 05AA, 75 05AB, 75117, 75118R, 75118P, 75119, 75120, 75121, C22B 1104, C22B 1512, C22B 2304

Patent

active

043493807

ABSTRACT:
Valuable metals are recovered from metal-containing materials, such as scrap or waste materials, in which the metal is present in chemically combined form, by a process which comprises contacting the metal-containing material with a reagent comprising the product of the reaction of an alkali metal or alkali metal hydroxide with a polyglycol or a polyglycol monoalkyl ether and oxygen.

REFERENCES:
patent: 553115 (1895-01-01), Galbraith
patent: 1350157 (1920-08-01), Horton
patent: 3826755 (1974-07-01), Grimes
patent: 3833351 (1974-09-01), Neskora et al.
patent: 3833353 (1974-09-01), Taylor
patent: 3885955 (1975-05-01), Lutz et al.
patent: 3892557 (1975-07-01), Lutz et al.
patent: 3899322 (1975-08-01), Yosim et al.
patent: 4038080 (1977-07-01), Fisch et al.

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