ZA774333B
(en )
1978-06-28
Process for the recovery of zinc
YU252781A
(en )
1983-09-30
Process for recovering solid complexes of noble metals of the viii group
GB2069472B
(en )
1984-06-27
Process for recovering precious metals
JPS5240414A
(en )
1977-03-29
Recovery titanium from slag
JPS54145317A
(en )
1979-11-13
Recovering niobium component for making niobium alloy
ZA782703B
(en )
1979-05-30
Process for recovering copper
YU247078A
(en )
1982-08-31
Process for the separation of titanium from titanium-comprising sources
YU279277A
(en )
1982-06-30
Process for eliminating impurities from aluminium melts
DE3166290D1
(en )
1984-10-31
Process for the recovery of metals from their ores
PT67908B
(en )
1980-10-02
Process for the extraction of metals
GB2026458B
(en )
1982-11-10
Process for recovering metal elements from carbonaceous products
GB2009119B
(en )
1982-03-03
Process for the recovery of thenium
YU98181A
(en )
1983-04-30
Process for recovering metals
ZA76678B
(en )
1977-04-27
Process for the recovery of dimethylcarbonate
ZA782702B
(en )
1979-05-30
Process for recovering copper
ZA802179B
(en )
1981-04-29
Recovering precious metals from residues
JPS5299903A
(en )
1977-08-22
Process for recovery of valuable metals from steellmaking furnace dust etc
ZA766261B
(en )
1977-11-30
Process for recovering titanium values from slag containing such values
IL57850A0
(en )
1979-11-30
Process for recovering 2,3,5,6-tetrachloro-pyridine
DE2861562D1
(en )
1982-03-04
Process for the recovery of 2-pyrrolidone
GB2053878B
(en )
1983-01-19
Process for the recovery of argon
ZA794822B
(en )
1981-01-28
Process for recovering cyanuric chloride
JPS52128818A
(en )
1977-10-28
Tin removing from niobium ore containing tin
ZA80556B
(en )
1981-02-25
Process for recovering copper
JPS5294827A
(en )
1977-08-09
Recovering method of metals from spent catalizers containing heavy metals