SOLVENT EXTRACTION OF METAL CONTAINING SPECIES

PCT No. PCT/GB95/00891 Sec. 371 Date Jan. 31, 1996 Sec. 102(e) Date Jan. 31, 1996 PCT Filed Apr. 20, 1995 PCT Pub. No. WO95/28999 PCT Pub. Date Nov. 2, 1995A method of extracting metal species from a metal species containing medium which comprises contacting the medium with an extractant solvent whi...

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1. Verfasser:	SMART, NEIL, GRAHAM
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY DECONTAMINATION ARRANGEMENTS THEREFOR FERROUS OR NON-FERROUS ALLOYS INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING METALLURGY NUCLEAR ENGINEERING NUCLEAR PHYSICS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL PHYSICS PRETREATMENT OF RAW MATERIALS PRODUCTION AND REFINING OF METALS PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULARRADIATION OR PARTICLE BOMBARDMENT SEPARATION TESTING TRANSPORTING TREATING RADIOACTIVELY CONTAMINATED MATERIAL TREATMENT OF ALLOYS OR NON-FERROUS METALS
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Zusammenfassung:	PCT No. PCT/GB95/00891 Sec. 371 Date Jan. 31, 1996 Sec. 102(e) Date Jan. 31, 1996 PCT Filed Apr. 20, 1995 PCT Pub. No. WO95/28999 PCT Pub. Date Nov. 2, 1995A method of extracting metal species from a metal species containing medium which comprises contacting the medium with an extractant solvent which comprises a supercritical fluid and a complexant for solubilizing metal species in the said medium and also a conditioning agent for changing the oxidation state of the metal species.