Phosphinous (H2POH) type

Industry

CPC
C22B3/0059

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Parent Industries

CCHEMISTRY METALLURGY C22Metallurgy C22BPRODUCTION AND REFINING OF METALS PRETREATMENT OF RAW MATERIALS C22B3/00Extraction of metal compounds from ores or concentrates by wet processes

Current Industry

C22B3/0059Phosphinous (H2POH) type

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Use of amino-containing neutral phosphine extractant in extraction...
- Patent number 10,081,554
- Issue date Sep 25, 2018
- Changchun Institute of Applied Chemistry, Chinese Academy of Sciences
- Wuping Liao
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method for removal of heavy metals from aqueous solutions using sod...
- Patent number 6,165,427
- Issue date Dec 26, 2000
- The Royal Institution for the Advancement of Learning (McGill University)
- Juan H. Vera
- 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...
Information Patent Grant
Extractant compositions containing dialkyl and diaryl phosphonate d...
- Patent number 4,587,107
- Issue date May 6, 1986
- Negev Jojoba
- Jaime Wisniak
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Treatment of ores or metallurgical by-products containing arsenic a...
- Patent number 4,102,976
- Issue date Jul 25, 1978
- Metallurgie Hoboken-Overpelt
- Jozef Hiemeleers
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3920449
- Patent number 3,920,449
- Issue date Nov 18, 1975
- C07 - ORGANIC CHEMISTRY

Phosphinous (H2POH) type

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Use of amino-containing neutral phosphine extractant in extraction...

Method for removal of heavy metals from aqueous solutions using sod...

Recovery of indium by solvent extraction using trialkylphosphine ox...

Extractant compositions containing dialkyl and diaryl phosphonate d...

Treatment of ores or metallurgical by-products containing arsenic a...

3920449

Patents Applicationslast 30 patents