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C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B11/00—Obtaining noble metals
C22B11/04—Obtaining noble metals by wet processes
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Engineering & Computer Science
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Chemical & Material Sciences
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Manufacturing & Machinery
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Materials Engineering
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Mechanical Engineering
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Metallurgy
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Organic Chemistry
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Manufacture And Refinement Of Metals
(AREA)
Description
BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.
Claims (1)
Patent-Anspruch:
Verfahren zum Auslaugen des Goldes aus gerösteten Erzen oder Erzen, die frei von
Schwefelmetallen sind., mit einer Lösung von Chromsäure in der Lösung eines Metallchlorids
oder Metallbromids.
Recovery of metals from chloride leach solutions of anode slimes by solvent extraction. Part II: Recovery of silver and copper with LIX 63 and Alamine 336