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Recovery of gallium in sodium aluminate solution
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Process for recovery of gallium contained in a sodium aluminate solution
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Process for recovery of non-ferrous metals contained in pyrrhotinified sulfide ores
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PROCESS FOR RECOVERING INDIUM, GERMANIUM AND / OR GALLIUM USING PHASES EXCHANGING IONS WITH PHOSPHONIC GROUP.
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NEW LEAD PURIFICATION PROCESS
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Process for recovering money from sulfate solutions
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Process for the recovery of silver, especially from the residues from leaching of zinc ores
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PL243672A1
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Lead dissolution method,selective with respect to zinc and/or copper
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PH18723A
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Process for the selective dissolution of lea from mixed minerals containing zinc
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Lead by electrolysis
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Procedure for galvanizing in temple of silicon steel.
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Electrochemical elimination of nickel from lead containing chloride solutions
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Hydrometallurgical process for the treatment of sulphidized compounds containing lead
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Method and apparatus for preparing metal by electrolysis, particularly lead, and semi-product obtained by their implementation
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Process for selective liquid-liquid extraction of germanium
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CA1179145A
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Process for selective liquid-liquid extraction of germanium
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JPS5831048A
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Germanium selective liquid-liquid extraction
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DD153520A5
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Hydraulic separation device
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PH16217A
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Process for the treatment of solutions of lead chloride
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Process for selective liquid-liquid extraction of germanium
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