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1981-09-15
Process for the recovery of gold from carbonaceous ores
EP1583848B1
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2011-07-13
Recovering metals from sulfidic materials
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1988-04-19
Method for the recovery of gold using autoclaving
FR2477181A1
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1981-09-04
Procede pour recuperer le nickel, le cobalt et le manganese de leurs oxydes ou silicates, utilisant l'energie de micro-ondes
FR2684391A1
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1993-06-04
Procede de concentration thermique a basse temperature de minerais de nickel lateritiques.
CN114737059B
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2024-03-01
一种采用无氧焙烧-过硫酸盐浸出联合技术处理氰化尾渣的方法
WO2014156351A1
(ja )
2014-10-02
黄鉄鉱を含有する金鉱石からの金の回収方法
EP3882365A1
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2021-09-22
Solid-liquid-solid method for the solubilisation of copper minerals and concentrates, independent of the redox potential and with low consumption of water and acid
US4579589A
(en )
1986-04-01
Process for the recovery of precious metals from a roaster calcine leach residue
US5279803A
(en )
1994-01-18
Precious metal recovery process from carbonaceous ores
WO2007020338A2
(fr )
2007-02-22
Procede de preparation du molybdate, du vanadate et du tungstate de calcium et leurs melanges
US4261737A
(en )
1981-04-14
Recovery of cobalt values
FR2673617A1
(fr )
1992-09-11
Procede de separation du rhenium a partir de solutions acides contenant du molybdene.
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(en )
1980-04-29
Hydrometallurgical recovery of metal values
FR2496125A1
(fr )
1982-06-18
Procede de recuperation d'un metal a partir d'une matiere contenant un sulfure dudit metal
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(en )
1942-09-29
Process for beneficiation of manganese ores
US3825651A
(en )
1974-07-23
Recovery of gold from ores
FR2672304A1
(fr )
1992-08-07
Recovery of gold from refractory ores and concentrates.
US1315761A
(en )
1919-09-09
Process for treating ores and concentrates
CA2992545A1
(en )
2018-09-30
Method and system for metal recovery from arsenical bearing sulfides ores
RU2763710C1
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2021-12-30
Способ извлечения золота из золотосодержащего флотационного концентрата
BE581525A
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1952-11-25
Sulfur recovery
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1903-08-25
Process of recovering precious metals.
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(en )
1970-04-08
A process for the purification by chlorination of roasted iron sulphide materials