JPH06508179A
(ja )
1994-09-14
金属の回収方法
ES393333A1
(es )
1974-09-01
Un procedimiento para extraer niquel, cobre, cobalto y mo- libdeno de minerales, por ejemplo , de modulos de manganeso.
DE131606C
(enExample )
DK142291B
(da )
1980-10-06
Fremgangsmåde ved ekstraktion af kobber, nikkel, kobolt og molybdæn fra dybhavsmangannoduler.
DE2135731C3
(de )
1981-10-01
Verfahren zur Gewinnung von Nickel und Kupfer aus Manganknollen
US4559209A
(en )
1985-12-17
Leaching refractory gold ores
US2698220A
(en )
1954-12-28
Recovery of nickel and copper values from copper ammonium carbonate leach solutions
CA1060219A
(en )
1979-08-14
Process for leaching raw sea nodules
DE82120C
(enExample )
US915705A
(en )
1909-03-16
Process of extracting gold, platinum, silver, nickel, copper. &c.
US653414A
(en )
1900-07-10
Process of extracting copper or other metals from tailings or ores of such metals.
Jana et al.
1990
Leaching of roast-reduced polymetallic sea nodules to optimise the recoveries of copper, nickel and cobalt
US3107996A
(en )
1963-10-22
Process for separating cobalt and nickel from ammoniacal solutions
Lorenzen
1992
An electrochemical study of the effect of potential on the selective dissolution of base metal sulphides in sulphuric acid
US1648760A
(en )
1927-11-08
Treatment of ores for the extraction of values
DE104632C
(enExample )
DE86076C
(enExample )
GB1516161A
(en )
1978-06-28
Recovery of base metals from manganese-containing ores
DE2702638C2
(de )
1985-08-08
Verfahren zum Gewinnen der Elemente Brom und Platin
DE543980C
(de )
1932-02-12
Verfahren zur Herstellung von Natronsalpeter und Chlorammonium
DE290876C
(enExample )
US1327974A
(en )
1920-01-13
Treating manganese-silver ores
DE198072C
(enExample )
DE483391C
(de )
1929-10-01
Aufarbeitung von Salpetererden
US2051285A
(en )
1936-08-18
Method of treating gold and like bearing ores