C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
C22B3/16—Extraction of metal compounds from ores or concentrates by wet processes by leaching in organic solutions
C22B3/1608—Leaching with acyclic or carbocyclic agents
C22B3/1616—Leaching with acyclic or carbocyclic agents of a single type
C22B3/165—Leaching with acyclic or carbocyclic agents of a single type with organic acids
Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
Y02P10/00—Technologies related to metal processing
Procede de purification de solutions contenant des carbonate, sulfate, eventuellement hydroxyde de sodium ou potassium, ainsi que l'un au moins des metaux, vanadium, uranium, molybdene
Procede d'extraction de l'arsenic a partir de solutions contenant des carbonates, sulfates, eventuellement de l'hydroxyde alcalin ainsi que l'un au moins des metaux vanadium uranium et molybdene
Epuration selective en matiere arsenicale au cours d'un procede alcalin de traitement d'un minerai uranifere et/ou molybdenifere au moyen d'un compose du magnesium