Process for recovery of zinc values from zinc waste

Details Process for recovery of zinc values from zinc waste Process for recovery of zinc values from zinc waste

1974-05-30

1976-05-25

Andrews, M. J.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75101BE, 423100, C22B 1922

Patent

active

039589862

ABSTRACT:
Process for recovery of zinc and other metal values from zinc waste or other metal waste containing chlorine and/or other anions forming undesirable metal salts. The waste is leached with a liquid organic phase containing a cation exchanger. The impurities are removed from the organic phase with water, and the zinc and other metal values are extracted from the organic phase with mineral acid. Thereafter the zinc and other metal values can be recovered with known methods.

REFERENCES:
patent: 3441372 (1969-04-01), Pegler
patent: 3532490 (1970-10-01), Burkin

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