Method of extracting a precious metal from an ore

Details Method of extracting a precious metal from an ore Method of extracting a precious metal from an ore

1987-02-25

1988-02-16

Stoll, Robert L.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75 97A, 75101R, 75105, 75109, 423 29, 423 31, 209178, 209187, C22B 1104

Patent

active

047253134

ABSTRACT:
A method of recovering a precious metal from an ore comprises treating the ore with a cyanide solution and simultaneously treating the ore with mercury to cause amalgamation with the precious mineral.

REFERENCES:
patent: 490193 (1893-01-01), French
patent: 3049437 (1962-08-01), Rejdak
patent: 4289532 (1981-09-01), Matson et al.
patent: 4494986 (1985-01-01), Forsman

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