DE3174885D1
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1986-07-31
Process for the extraction of metal values and novel metal extractants
PT75891A
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1982-12-01
Process for metal sulphide extraction
AU531275B2
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1983-08-18
Method of recovering volatile metals from metal oxides
JPS57120627A
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1982-07-27
Recovery of metal available component from sludge
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1983-04-27
Recovery of precious metals
GB2085747B
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1984-07-25
Method for the recovery of group viii noble metal solid complexes
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1987-07-02
Metal recovery process
ZA81571B
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1982-03-31
Process for the recovery of copper and zinc values from sulphidic ore
ZM8183A1
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1984-09-21
Process for the extraction of metal values and novel metal extractants
GB2115838B
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1985-10-02
Method for reducing metal ore
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1989-08-02
Method for the recovery of precious metals from ores
YU210682A
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1985-03-20
Process for foram-flotation of sulfidic metallic ores
DE3368618D1
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1987-02-05
Process for the extraction of metal values and novel metal extractants
ZA83392B
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1983-10-26
Process for the recovery of metal values from mattes
DE3261569D1
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1985-01-31
Method of recovering heavy metals
PL124546B2
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1983-01-31
Method of recovery of volatile elements and their compounds from metal ores,especially copper ores
ZA82801B
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1982-12-29
Method and apparatus for the reduction of metal ores
JPS57140837A
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1982-08-31
Method of leaching copper and arsenic from copper dross
ZM282A1
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1984-09-21
Process for the extraction of metal values and novel metal extractants
GB2069986B
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1983-12-21
Hydrometallurgical recovery of metal values
PH20566A
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1987-02-18
Recovery of precious metal
PH19523A
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1986-05-14
Metal recovery
ZA80971B
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1980-12-31
Hydrometallurgical recovery of metal values
ZA813249B
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1982-05-26
Method of extraction of metals from low grade ores
PL234396A1
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1983-07-04
Method of outgassing metal ore deposits