ZA734898B
(en )
1974-06-26
Recovery of metal values from ore concentrates
CA1024747A
(en )
1978-01-24
Recovery of metal values from copper slag
PH10788A
(en )
1977-09-06
Hydrometallurgical recovery of metal values
IL44083A0
(en )
1974-05-16
The gaseous reduction of metal ores
EG11512A
(en )
1977-08-15
Method for gaseous reduction of metal ores
CA1030098A
(en )
1978-04-25
Direct recovery of metals from sulphide ores by leaching and electrolysis
ZA733394B
(en )
1974-04-24
Hydrometallurgical recovery of metal values
ZA741339B
(en )
1975-01-29
Process for recovering manganese from its ore
PH11116A
(en )
1977-10-27
Process for the recovery of non-ferrous metals
PH10324A
(en )
1976-11-29
Recovery of metal values from ores
CA992329A
(en )
1976-07-06
Recovery of precious metal values from ores
CA1011954A
(en )
1977-06-14
Recovery of metal values from ores
AU7142874A
(en )
1976-01-22
Metal recovery
IE41314B1
(en )
1979-12-05
Recovery of non-ferrous metal values
PH11609A
(en )
1978-04-12
Recovery of non-ferrous values from oxidic materials
AU488296B2
(en )
1976-04-15
Hydrometallurgical recovery of metal values
PH9525A
(en )
1976-01-09
Hydrometallurgical recovery of metal values
ZA74604B
(en )
1974-11-27
Recovery of metals
AU6407474A
(en )
1975-07-03
Leaching of nickel ores
AU8173575A
(en )
1976-12-02
The recovery of copper from ores
ZM10174A1
(en )
1975-05-21
Electrlytic process for the recovery of metals from sulfides
PH11592A
(en )
1978-03-31
Recovery of non-ferrous values from oxidic materials
CA810609A
(en )
1969-04-15
Recovery of metal values from their ores
ZA729038B
(en )
1973-09-26
Hydrometallurgical recovery of metal values
ZA728899B
(en )
1973-09-26
Hydrometallurgical recovery of metal values