DE3174885D1
(en )
1986-07-31
Process for the extraction of metal values and novel metal extractants
PT75891A
(en )
1982-12-01
Process for metal sulphide extraction
JPS57194220A
(en )
1982-11-29
Metal recovery
AU531275B2
(en )
1983-08-18
Method of recovering volatile metals from metal oxides
JPS57120627A
(en )
1982-07-27
Recovery of metal available component from sludge
ZA82479B
(en )
1983-04-27
Recovery of precious metals
GB2085747B
(en )
1984-07-25
Method for the recovery of group viii noble metal solid complexes
DE3371796D1
(en )
1987-07-02
Metal recovery process
ZA81571B
(en )
1982-03-31
Process for the recovery of copper and zinc values from sulphidic ore
ZM8183A1
(en )
1984-09-21
Process for the extraction of metal values and novel metal extractants
GB2115838B
(en )
1985-10-02
Method for reducing metal ore
YU44364B
(en )
1990-06-30
Process for foam-flotation of sulfidic metallic ores
GB2133004B
(en )
1986-06-11
Process for the extraction of metal values and novel metal extractants
ZA83392B
(en )
1983-10-26
Process for the recovery of metal values from mattes
DE3261569D1
(en )
1985-01-31
Method of recovering heavy metals
PL124546B2
(en )
1983-01-31
Method of recovery of volatile elements and their compounds from metal ores,especially copper ores
ZA82790B
(en )
1983-03-30
Metal refining method
ZA82801B
(en )
1982-12-29
Method and apparatus for the reduction of metal ores
JPS57140837A
(en )
1982-08-31
Method of leaching copper and arsenic from copper dross
ZM282A1
(en )
1984-09-21
Process for the extraction of metal values and novel metal extractants
GB2069986B
(en )
1983-12-21
Hydrometallurgical recovery of metal values
PH20566A
(en )
1987-02-18
Recovery of precious metal
PH19523A
(en )
1986-05-14
Metal recovery
ZA80971B
(en )
1980-12-31
Hydrometallurgical recovery of metal values
ZA813249B
(en )
1982-05-26
Method of extraction of metals from low grade ores