using a mixture of organic agents wherein one agent at least is a heterocyclic compound

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CPC
C22B3/0039

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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

C22B3/0039using a mixture of organic agents wherein one agent at least is a heterocyclic compound

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Process for recovering a metal from an aqueous solution comprising...
- Patent number 5,196,095
- Issue date Mar 23, 1993
- Henkel Corporation
- Robert B. Sudderth
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for recovering gallium from basic aqueous sodium aluminate...
- Patent number 4,865,824
- Issue date Sep 12, 1989
- Hoechst Aktiengesellschaft
- Peter Pfuller
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Dioxime kinetic enhancer for solvent extraction of gallium from bas...
- Patent number 4,855,114
- Issue date Aug 8, 1989
- Sherex Chemical Company, Inc.
- David L. Gefvert
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for the fluid-fluid extraction of gallium, germanium or ind...
- Patent number 4,666,686
- Issue date May 19, 1987
- Preussag Aktiengesellschaft Metall
- Wolfang Krajewski
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method of liquid-liquid extraction of gallium from a basic aqueous...
- Patent number 4,587,111
- Issue date May 6, 1986
- Sulzer Brothers Limited
- Nicholas P. Wynn
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for separating the actinides and lanthanides present in the...
- Patent number 4,496,523
- Issue date Jan 29, 1985
- Commissariat a l'Energie Atomique
- Michelle Bonnin
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Liquid/liquid extraction of gallium values from basic aqueous solut...
- Patent number 4,485,076
- Issue date Nov 27, 1984
- Rhone-Poulenc Specialites Chemiques
- Denise Bauer
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for separating germanium from an aqueous solution by means...
- Patent number 4,432,952
- Issue date Feb 21, 1984
- Metallurgie Hoboken-Overpelt
- Achille De Schepper
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Extraction of copper from an ammoniacal copper solution
- Patent number 4,350,667
- Issue date Sep 21, 1982
- MX-Processor Reinhardt & Co AB
- Sven O. S. Andersson
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solvent extraction process for the selective extraction of palladium
- Patent number 4,331,634
- Issue date May 25, 1982
- Matthey Rustenburg Refiners (Pty) Limited
- Kenneth J. Shanton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for purifying low-melting metals from impurities
- Patent number 4,298,380
- Issue date Nov 3, 1981
- Ellin P. Bochkarev
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solvent-extraction process for recovery and separation of metal values
- Patent number 4,255,395
- Issue date Mar 10, 1981
- King Industries, Inc.
- Lawrence V. Gallacher
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Liquid/liquid extraction of gallium values from basic aqueous solut...
- Patent number 4,241,029
- Issue date Dec 23, 1980
- Rhone-Poulenc Industries
- Jacques Helgorsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solvent-extraction process for recovery and separation of metal values
- Patent number 4,166,837
- Issue date Sep 4, 1979
- King Industries, Inc.
- Lawrence V. Gallacher
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Compositions useful in process for extraction of metal values from...
- Patent number 4,128,493
- Issue date Dec 5, 1978
- General Mills Chemicals, Inc.
- Kenneth D. MacKay
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solvent extraction of metals from acidic solutions with quaternary...
- Patent number 4,058,585
- Issue date Nov 15, 1977
- General Mills Chemicals, Inc.
- Kenneth D. MacKay
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
5-(2-Hydroxyphenyl)tetrazolyl compounds
- Patent number 4,048,187
- Issue date Sep 13, 1977
- Imperial Chemical Industries Limited
- Brian Anderson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for extracting cobalt, copper or zinc values using a 1-alky...
- Patent number 4,039,612
- Issue date Aug 2, 1977
- Imperial Chemical Industries Limited
- Raymond Price
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Cyclic process using A.C. for selective recovery of metals from mat...
- Patent number 4,039,404
- Issue date Aug 2, 1977
- Kennecott Copper Corporation
- Kenneth Julian Richards
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Solvent extraction of nickel from ammoniacal solutions
- Patent number 3,981,968
- Issue date Sep 21, 1976
- Freeport Minerals Company
- David J. Miller
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for liquid/liquid extraction of gallium
- Patent number 3,971,843
- Issue date Jul 27, 1976
- Rhone-Poulenc Industries
- Jacques Helgorsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3869360
- Patent number 3,869,360
- Issue date Mar 4, 1975
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3725046
- Patent number 3,725,046
- Issue date Apr 3, 1973
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3666446
- Patent number 3,666,446
- Issue date May 30, 1972
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

using a mixture of organic agents wherein one agent at least is a heterocyclic compound

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Process for recovering a metal from an aqueous solution comprising...

Process for recovering gallium from basic aqueous sodium aluminate...

Dioxime kinetic enhancer for solvent extraction of gallium from bas...

Process for the fluid-fluid extraction of gallium, germanium or ind...

Method of liquid-liquid extraction of gallium from a basic aqueous...

Process for separating the actinides and lanthanides present in the...

Liquid/liquid extraction of gallium values from basic aqueous solut...

Process for separating germanium from an aqueous solution by means...

Extraction of copper from an ammoniacal copper solution

Solvent extraction process for the selective extraction of palladium

Process for purifying low-melting metals from impurities

Solvent-extraction process for recovery and separation of metal values

Liquid/liquid extraction of gallium values from basic aqueous solut...

Solvent-extraction process for recovery and separation of metal values

Compositions useful in process for extraction of metal values from...

Solvent extraction of metals from acidic solutions with quaternary...

5-(2-Hydroxyphenyl)tetrazolyl compounds

Process for extracting cobalt, copper or zinc values using a 1-alky...

Cyclic process using A.C. for selective recovery of metals from mat...

Solvent extraction of nickel from ammoniacal solutions

Process for liquid/liquid extraction of gallium

3869360

3725046

3666446

Patents Applicationslast 30 patents