Process for the treatment of platinum group metals and gold

Details Process for the treatment of platinum group metals and gold Process for the treatment of platinum group metals and gold

1978-06-28

1980-02-12

Carter, Herbert T.

Chemistry of inorganic compounds

Treating mixture to obtain metal containing compound

Platinum group metal

75109, 75121, 75111, 75112, 75 27, 423 38, 423 40, 423 41, 423150, C01G 5500

Patent

active

041883624

ABSTRACT:
A process for the dissolution of precious metal values in a concentrate thereof wherein the concentrate is caused to alloy with aluminum and the alloy is then leached in at least two steps, the first of which is to remove base metals and in the second of which the precious metals are dissolved using hydrochloric acid and chlorine gas or nitric acid as an oxidant.

REFERENCES:
patent: 1277035 (1918-08-01), Boericke
patent: 2150366 (1939-03-01), Erhart
patent: 2946677 (1960-07-01), Shelton
patent: 3767760 (1973-10-01), Hougen et al.
patent: 3891427 (1975-06-01), Persson
patent: 3920790 (1975-11-01), Pittie et al.

Affiliated with

Also associated with

Rating

Process for the treatment of platinum group metals and gold does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for the treatment of platinum group metals and gold, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the treatment of platinum group metals and gold will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1854784