AU1052576A
(en )
1977-07-28
Recovery of non-ferrous metals
AU508848B2
(en )
1980-04-03
Recovery of nonferrous metals
ZA807196B
(en )
1981-08-26
Recovery of precious metals from difficult ores
ZA753279B
(en )
1976-04-28
Recovery of metals
ZA766339B
(en )
1977-09-28
Method of reducing ores
ZM9176A1
(en )
1977-10-21
Process for the recovery and purification of germanium from zinc ores
JPS526333A
(en )
1977-01-18
Method of recovering non ferrous metals from sulphide raw material
JPS526308A
(en )
1977-01-18
Process for recovery of metals
ZM12975A1
(en )
1977-06-21
Recovery of non-ferrous metals from sulphate solutions
JPS5220338A
(en )
1977-02-16
Selective removal of metal
GB1546498A
(en )
1979-05-23
Continuously axtruding non-ferrous metal
ZA761877B
(en )
1977-03-30
Recovery of nitric acid soluble transition metals from sulfur and iron containing ores of the same
AU505562B2
(en )
1979-11-22
Recovery of metal compounds and metals from nitrate solutions
PH11116A
(en )
1977-10-27
Process for the recovery of non-ferrous metals
ZM4977A1
(en )
1978-10-23
Recovery of metal values from reverberatory slag
JPS51112421A
(en )
1976-10-04
Recovery of metal constituents from basic* aqueous and ammoniacal leaching solution
PH11913A
(en )
1978-09-08
Recovery of non-ferrous metals from sulphate solutions
ZA761353B
(en )
1977-02-23
Process for the recovery of metals from solution
ZA764204B
(en )
1978-02-22
Recovery of metal values
GB1553211A
(en )
1979-09-26
Recovering ferrous metal from scrap
ZA761148B
(en )
1977-02-23
Metal recovery from sulphate solutions
ZA751026B
(en )
1976-01-28
Separation of metals
AU492917B2
(en )
1977-03-10
Recovery of nonferrous metals from sulphate solutions
AU504814B2
(en )
1979-11-01
Electrolytic recovery of metals from leachings
JPS5351151A
(en )
1978-05-10
Flanged juncture of different metals