DE3364986D1
(en )
1986-09-04
Flotation of ores
JPS5767138A
(en )
1982-04-23
Collection of metal from ore
ZA816716B
(en )
1982-09-29
Ore flotation agents and preparation
ZA815047B
(en )
1982-08-25
A process for the separation of gold and silver from complex sulfide ores and concentrates
ZW17483A1
(en )
1983-10-26
Recovery of silver and gold from ores and concentrates
ZA81571B
(en )
1982-03-31
Process for the recovery of copper and zinc values from sulphidic ore
AU554417B2
(en )
1986-08-21
Cyanide leaching of gold ores
ZM7485A1
(en )
1986-04-28
Production of zinc from ores and concentrates
ZA816370B
(en )
1982-09-29
Recovery of silver and gold from ores and concentrates
EG14134A
(en )
1983-09-30
Production of lead from ores and concentrates
DE3161936D1
(en )
1984-02-23
Process for the continuous direct smelting of metallic lead from sulfidic lead concentrates
PH19065A
(en )
1985-12-17
Continuous process of smelting metallic lead directly from lead and sulfur-containing materials
PH14389A
(en )
1981-06-24
Production of lead from ores and concentrates
GB2108870B
(en )
1985-08-14
Flotation of oxidic tin ores
AU548252B2
(en )
1985-12-05
Leaching of uranium from its ore
AU537305B2
(en )
1984-06-14
Production of lead from ores and concentrates
DE3175830D1
(en )
1987-02-19
Recovery of silver from ores and concentrates
PL118942B2
(en )
1981-11-30
Method of manufacture of briquetts from metal ores,their concentrates and mudscentratov i shlamov
ZA802183B
(en )
1981-04-29
Leaching of gold or silver ores
PL127118B2
(en )
1983-09-30
Method of flotating zinc and lead ores
GB2079734B
(en )
1983-11-16
Beneficiation of iron oxide ore
ZA835542B
(en )
1984-04-25
Recovery of silver and gold from ores and concentrates
PH18098A
(en )
1985-03-20
Stimultaneous leaching and electrodeposition of precious meatal
ZA836545B
(en )
1985-04-24
Beneficiation of ores
ZA836544B
(en )
1985-04-24
Beneficiation of ores