CA995468A
(en )
1976-08-24
Nitric acid process for recovering metal values from sulfide ore materials containing iron sulfides
PH10591A
(en )
1977-07-12
Continuous process for refining sulfide ores
PH11614A
(en )
1978-04-12
Method of concentrating sulphide ores
ZM1973A1
(en )
1974-11-21
Process for the recovery of metals from sulfide ores through electrolytic dissociation of the sulfides
ZA753802B
(en )
1976-05-26
Process for the benefication of titaniferous ores
CS185672B2
(en )
1978-10-31
Method of refining ores or minerals
AU1509476A
(en )
1978-01-05
Sulfide ores
CA1028651A
(en )
1978-03-28
Process for the electrolytic recovery of copper from its sulfide ores
CA1001993A
(en )
1976-12-21
Electro-oxidative method for the recovery of molybdenum from sulfide ores
CA961647A
(en )
1975-01-28
Recovery of copper from copper-iron sulfide ore
ZA741339B
(en )
1975-01-29
Process for recovering manganese from its ore
YU125373A
(en )
1982-02-25
Process for the separate recovering of lead and sulfur from lead sulfide ore
ZA739578B
(en )
1975-07-30
Opening of molybdenite ores
ZM10174A1
(en )
1975-05-21
Electrlytic process for the recovery of metals from sulfides
YU265474A
(en )
1981-11-13
Process for the treatment of lead sulfide containing material
CA972968A
(en )
1975-08-19
Process for refining metal sulfur ores
CA1012089A
(en )
1977-06-14
Process for the electrolytic recovery of various metals from their sulfide ores
CA951089A
(en )
1974-07-16
Recovery of sulfur from sulfur-bearing ore
PH9455A
(en )
1975-12-04
Method for flotation of sulfide ores
CA944931A
(en )
1974-04-09
Recovery of sulfur from ores
ZA73301B
(en )
1974-08-28
Process for the electrolytic recovery of copper from its sulfide ores
CA863860A
(en )
1971-02-16
Recovery of zinc values from sulfide ores
ZM573A1
(en )
1974-09-23
Process for the electrolytic recovery of copper from its sulfide ores
AU492288B1
(en )
1976-04-29
Treatment of sulphide ores
CA872718A
(en )
1971-06-08
Process for the purification of the sulfur obtained from iron pyrites and other similar sulfur-containing ores