ZA857333B
(en )
1986-05-28
Recovery of gold from auriferous refractory iron-containing sulphidic ore
PH20717A
(en )
1987-03-30
Recovery of gold from refractory auriferous iron-containing sulphidic material
ZW16185A1
(en )
1986-02-19
Recovery of gold from refractory auriferous iron-containing sulphidic concentrates
EP0177294A3
(en )
1988-05-11
Recovery of gold from refractory auriferous iron-containing sulphidic material
ZW17483A1
(en )
1983-10-26
Recovery of silver and gold from ores and concentrates
AU574818B2
(en )
1988-07-14
Bioleaching fe prior to gold and silver recovery from sulphide ores
ZA827168B
(en )
1983-12-14
Simultaneous leaching and electrodeposition of precious metals
GB8619735D0
(en )
1986-09-24
Recovery of precious metals from ores
ZA816370B
(en )
1982-09-29
Recovery of silver and gold from ores and concentrates
CS715185A2
(en )
1989-08-14
Method of zinc production from ores and concentrates
ZA904747B
(en )
1992-02-26
Dissolving values of platinum group metals from ores and concentrates
PL249442A1
(en )
1986-03-11
Method of recovering gold and metals of platinum family from polymetallic ores and their concentrates
ZA859252B
(en )
1986-08-27
Method of recovery of gold and other metals
ZA871399B
(en )
1988-06-29
Extractions of metal values from ores or concentrates
IE831747L
(en )
1984-02-05
Recovery of silver and gold from ores and concentrates
GB8403060D0
(en )
1984-03-28
Electro-deposition and recovery of gold from ores
AU6864687A
(en )
1987-08-13
Recovery of gold and silver from ores
ZA835542B
(en )
1984-04-25
Recovery of silver and gold from ores and concentrates
IE812080L
(en )
1982-03-29
Recovery of silver and gold from ores and concentrates.
DE3175830D1
(en )
1987-02-19
Recovery of silver from ores and concentrates
GB8828454D0
(en )
1989-01-05
Recovery of metal values from metal-bearing ores
ZA844181B
(en )
1985-01-30
Extraction of metals from ores
PL296780A1
(en )
1993-05-17
Method of recovering gold and platinum metal from argentiferous materials
PT78061B
(en )
1986-03-20
Process for recovering lead and precious metals from residues of the ustulation of ores and mettalurgic sub-products