Process for recovering valuable metals from superalloy scrap

Details Process for recovering valuable metals from superalloy scrap Process for recovering valuable metals from superalloy scrap

1978-05-26

1979-02-06

Ozaki, G.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75 48, 75 63, 75 82, 75119, C22B 2304, C22B 704

Patent

active

041382498

ABSTRACT:
Disclosed is a method for recovering valuable metals from scrap including the steps of melting the initial scrap feed, carburizing the melt, solidifying the carburized melt, and recovering the valuable metals from the resulting material by ammoniacal leaching thereof.

REFERENCES:
patent: 3649487 (1972-03-01), Aue et al.
patent: 3753686 (1973-08-01), Wilder et al.
patent: 3788841 (1974-01-01), Agarwal et al.
patent: 3849269 (1974-11-01), Hartwig et al.
patent: 3880651 (1975-04-01), Queneau et al.
patent: 3967957 (1976-07-01), Fonseca
patent: 3975190 (1976-08-01), Van der Meulen et al.

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