Method and apparatus for extraction of amalgamatable metals from

Details Method and apparatus for extraction of amalgamatable metals from Method and apparatus for extraction of amalgamatable metals from

1986-01-24

1987-05-26

Andrews, R. L.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204219, 204221, 204224R, 204232, 204250, 204251, 204261, 204263, 204266, C25D 1700

Patent

active

046683682

ABSTRACT:
A metal amalgamatable with mercury, gold in particular, is extracted from a slurry in which it is dispersed in low concentration, in particular from alluvial sands, by contact with mercury the surface of which is continuously freed of the sulfides which form thereon as a secondary process and is renewed continuously by electrolytic deposit of mercury.

REFERENCES:
patent: 2085711 (1937-06-01), Biesmann
patent: 3427237 (1969-02-01), Morris

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