DE3672838D1
(en )
1990-08-23
METHOD FOR PRODUCING PRECIOUS METALS FROM ORE CONCENTRATES.
DE3672956D1
(en )
1990-08-30
METHOD FOR DISSOLVING AND RECOVERING PRECIOUS METALS.
DE58906257D1
(en )
1994-01-05
Process for the separation of interfering elements from valuable metal electrolyte solutions.
DE3587753D1
(en )
1994-03-31
Process for the oxidation pressure leaching of non-ferrous sulfidic material.
DE3164884D1
(en )
1984-08-23
Process for the extraction of precious metals from concentrates thereof
DE3682963D1
(en )
1992-01-30
EXTRACTION OF METALS FROM METAL PARTICLES.
FI840620A7
(en )
1984-08-23
Hydrometallurgical recovery of precious metals with thiourea.
RO95694A
(en )
1989-01-30
PROCESS FOR THE RECOVERY OF NON-FERROUS METALS
ATA561880A
(en )
1983-05-15
METHOD FOR RECOVERING VOLATILE METALS FROM METAL OXIDS
DE3763492D1
(en )
1990-08-09
METHOD FOR REMOVING METAL CARBONYLENE FROM GAS SHAPED FLOWS.
DE69320568D1
(en )
1998-10-01
Process for the recovery of Group VIII precious metals
DE3769879D1
(en )
1991-06-13
METHOD FOR RECOVERY OF METALS.
DE3764661D1
(en )
1990-10-11
METHOD AND DEVICE FOR SEPARATING INCLUDES FROM METAL MELT.
DE69018500D1
(en )
1995-05-18
Process for the smelting reduction of nickel ores.
ATE21706T1
(en )
1986-09-15
PROCESSES FOR RECOVERING PRECIOUS METALS FROM SOLUTIONS.
DE3769855D1
(en )
1991-06-13
METHOD FOR RECOVERY OF METALS.
DE3861651D1
(en )
1991-02-28
METHOD FOR RECOVERING PLATINUM GROUP METALS.
GB2069472B
(en )
1984-06-27
Process for recovering precious metals
DE3671041D1
(en )
1990-06-13
METHOD FOR SEPARATING PRECIOUS METALS BY SOLVENT EXTRACTION.
EP0128160A4
(en )
1985-06-10
ELECTROLYTIC CELL FOR THE EXTRACTION OF METALS FROM METAL CONTAINING MATERIAL.
DE3771638D1
(en )
1991-08-29
METHOD FOR SEPARATING METAL.
GB2181722B
(en )
1989-08-02
Method for the recovery of precious metals from ores
ATE96182T1
(en )
1993-11-15
LEACHING PLATINUM GROUP METALS FROM ORES AND CONCENTRATES.
DE3671247D1
(en )
1990-06-21
METHOD FOR MELTING REDUCTION OF IRON ORE.
MA19883A1
(en )
1984-04-01
Process for the selective separation of sulfides and oxides of base metals contained in an ore.