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
(cg-RX-API-DMAC7.html )
DK144682B
(da )
1982-05-10
Fremgangsmaade til udvinding af kobber nikkel kobolt molybdaen eller blandinger af disse metaller fra dybhavsmangannoduler
DE2135731C3
(de )
1981-10-01
Verfahren zur Gewinnung von Nickel und Kupfer aus Manganknollen
US4062924A
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1977-12-13
Reductive leaching of limonitic ores with hydrogen sulfide
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
(cg-RX-API-DMAC7.html )
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
GB1404244A
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1975-08-28
Recovery of metals
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
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(en )
1957-01-22
Method of concentrating metal values from sulfur solutions
DE104632C
(cg-RX-API-DMAC7.html )
DE86076C
(cg-RX-API-DMAC7.html )
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
(cg-RX-API-DMAC7.html )
DE198072C
(cg-RX-API-DMAC7.html )
DE2135732B2
(de )
1979-04-26
Verfahren zur Gewinnung von Kupfer, Nickel, Kobalt und Molybdän aus Manganknollen