Process for the dissolution of copper metal

Details Process for the dissolution of copper metal Process for the dissolution of copper metal

2005-06-14

2005-06-14

Andrews, Melvyn (Department: 1742)

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

C556S113000

Reexamination Certificate

active

06905531

ABSTRACT:
Process for producing a copper-containing aqueous solution, in which a copper mass is dissolved in the presence of an oxidant in an aqueous leach liquor containing monoethanolamine and (HMEA)2CO3. The leach liquor is produced by partially carbonating the monoethanolamine.

REFERENCES:
patent: 2377966 (1945-06-01), Reed et al.
patent: 3375713 (1968-04-01), Edelstein
patent: 3929598 (1975-12-01), Stern et al.
patent: 3930834 (1976-01-01), Schulteis et al.
patent: 3936294 (1976-02-01), Childress
patent: 4324578 (1982-04-01), Seymour et al.
patent: 4578162 (1986-03-01), McIntyre et al.
patent: 4622248 (1986-11-01), Leach et al.
patent: 4808407 (1989-02-01), Hein et al.
patent: 4929454 (1990-05-01), Findlay et al.
patent: 5078912 (1992-01-01), Goettsche et al.
patent: 5084201 (1992-01-01), Greco
patent: 5186947 (1993-02-01), Goettsche et al.
patent: 5304666 (1994-04-01), McLain
patent: 5431776 (1995-07-01), Richardson et al.
patent: 6294071 (2001-09-01), Miller et al.
patent: 6484883 (2002-11-01), Edelstein
patent: 6646147 (2003-11-01), Richardson et al.
patent: 2004/0016909 (2004-01-01), Zhang et al.
patent: 2262186 (1999-09-01), None
patent: 334310 (2001-01-01), None

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