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using a mixture of phosphorus-based acid derivatives of different types
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CPC
C22B3/0078
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Parent Industries
C
CHEMISTRY METALLURGY
C22
Metallurgy
C22B
PRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS
C22B3/00
Extraction of metal compounds from ores or concentrates by wet processes
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C22B3/0078
using a mixture of phosphorus-based acid derivatives of different types
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Patents Grants
last 30 patents
Information
Patent Grant
Extraction mixture for recovery of actinide elements from acidic so...
Patent number
7,491,345
Issue date
Feb 17, 2009
Japan Nuclear Cycle Development Institute
Masaki Ozawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of separating trivalent actinides and rare earth elements
Patent number
5,708,958
Issue date
Jan 13, 1998
Doryokuro Kakunenryo Kaihatsu Jigyodan
Yoshikazu Koma
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of indium by solvent extraction using trialkylphosphine ox...
Patent number
5,344,567
Issue date
Sep 6, 1994
Cyanamid Canada Inc.
William A. Rickelton
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
Extraction mixture for recovery of actinide elements from acidic so...
Publication number
20060033085
Publication date
Feb 16, 2006
Masaki Ozawa
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...