Cyclic compounds

Industry

CPC
C22B3/0077

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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

C22B3/0077Cyclic compounds

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Patents Grantslast 30 patents

Information Patent Grant
Method for separating actinides and lanthanides by liquid-liquid ex...
- Patent number 6,312,653
- Issue date Nov 6, 2001
- Commissariat a l'Energie Atomique
- Laetitia Delmau
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Separation of rare earth values by liquid/liquid extraction
- Patent number 5,192,443
- Issue date Mar 9, 1993
- Rhone-Poulenc Chimie
- Thierry Delloye
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Separation of rare earth values by liquid/liquid extraction
- Patent number 5,188,735
- Issue date Feb 23, 1993
- Rhone-Poulence Chimie
- Thierry Delloye
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of transition metals from aqueous solutions
- Patent number 4,880,546
- Issue date Nov 14, 1989
- Shell Oil Company
- Brian L. Goodall
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Selective removal of metals from aqueous solutions with dithiophosp...
- Patent number 4,721,605
- Issue date Jan 26, 1988
- American Cyanamid Company
- Timothy J. Brown
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Extraction of Group 8 metals from organic solutions
- Patent number 4,680,168
- Issue date Jul 14, 1987
- Shell Oil Company
- Brian L. Goodall
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for selectively stripping iron ions from an organic solvent
- Patent number 4,670,230
- Issue date Jun 2, 1987
- Solex Research Corporation of Japan
- Morio Watanabe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Separation of rare earth values by liquid/liquid extraction
- Patent number 4,647,438
- Issue date Mar 3, 1987
- Rhone-Poulenc Specialties Chimiques
- Jean-Louis Sabot
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for metal recovery by solvent extraction from CaSO.sub.4 co...
- Patent number 4,610,861
- Issue date Sep 9, 1986
- Inco Limited
- Juraj Babjak
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Dyeing process using alkoxylated fatty amines and polyamines as res...
- Patent number 4,411,665
- Issue date Oct 25, 1983
- Sandoz Ltd.
- Hermann Egli
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for recovery of aluminum oxide from aluminum compounds cont...
- Patent number 4,390,508
- Issue date Jun 28, 1983
- Solex Research Corporation of Japan
- Morio Watanabe
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Extractants
- Patent number 4,370,237
- Issue date Jan 25, 1983
- Ford & Dain Research Limited
- Richard J. Dain
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Selective extraction of cobalt(II) from aqueous solutions with phos...
- Patent number 4,353,883
- Issue date Oct 12, 1982
- American Cyanamid Company
- William A. Rickelton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Selective removal of cobalt(II) from aqueous solutions with phosphi...
- Patent number 4,348,367
- Issue date Sep 7, 1982
- American Cyanamid Company
- William A. Rickelton
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
2,4,4'-Trimethylpentyl, cyclohexylphosphinic acid and its preparation
- Patent number 4,321,213
- Issue date Mar 23, 1982
- Cyanamid Canada, Inc.
- Allan J. Robertson
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkoxylated fatty amines and polyamines as reserving agents
- Patent number 4,285,691
- Issue date Aug 25, 1981
- Sandoz Ltd.
- Hermann Egli
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Process for sequestering metal ions
- Patent number 4,090,959
- Issue date May 23, 1978
- Hooker Chemicals & Plastics Corp.
- Daniel J. Scharf
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Phosphonomethyl compounds
- Patent number 4,055,591
- Issue date Oct 25, 1977
- Hooker Chemicals & Plastics Corporation
- Daniel J. Scharf
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Method for separating metal constituents from ocean floor nodules
- Patent number 4,042,664
- Issue date Aug 16, 1977
- Deepsea Ventures, Inc.
- Paul H. Cardwell
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process for sequestering metal ions
- Patent number 3,992,294
- Issue date Nov 16, 1976
- Hooker Chemicals & Plastics Corporation
- Daniel J. Scharf
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Solvent extraction of aluminum
- Patent number 3,966,909
- Issue date Jun 29, 1976
- The Anaconda Company
- James K. Grunig
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for separating metal constituents from ocean floor nodules
- Patent number 3,950,486
- Issue date Apr 13, 1976
- Deepsea Ventures, Inc.
- Paul H. Cardwell
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Phosphonomethyl compounds
- Patent number 3,939,226
- Issue date Feb 17, 1976
- Hooker Chemicals & Plastics Corporation
- Daniel J. Scharf
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
3903236
- Patent number 3,903,236
- Issue date Sep 2, 1975
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3728366
- Patent number 3,728,366
- Issue date Apr 17, 1973
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3678100
- Patent number 3,678,100
- Issue date Jul 18, 1972
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3505433
- Patent number 3,505,433
- Issue date Apr 7, 1970
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3471250
- Patent number 3,471,250
- Issue date Oct 7, 1969
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3399055
- Patent number 3,399,055
- Issue date Aug 27, 1968
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
3346330
- Patent number 3,346,330
- Issue date Oct 10, 1967
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Cyclic compounds

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method for separating actinides and lanthanides by liquid-liquid ex...

Separation of rare earth values by liquid/liquid extraction

Separation of rare earth values by liquid/liquid extraction

Recovery of transition metals from aqueous solutions

Selective removal of metals from aqueous solutions with dithiophosp...

Extraction of Group 8 metals from organic solutions

Process for selectively stripping iron ions from an organic solvent

Separation of rare earth values by liquid/liquid extraction

Process for metal recovery by solvent extraction from CaSO.sub.4 co...

Dyeing process using alkoxylated fatty amines and polyamines as res...

Process for recovery of aluminum oxide from aluminum compounds cont...

Extractants

Selective extraction of cobalt(II) from aqueous solutions with phos...

Selective removal of cobalt(II) from aqueous solutions with phosphi...

2,4,4'-Trimethylpentyl, cyclohexylphosphinic acid and its preparation

Alkoxylated fatty amines and polyamines as reserving agents

Process for sequestering metal ions

Phosphonomethyl compounds

Method for separating metal constituents from ocean floor nodules

Process for sequestering metal ions

Solvent extraction of aluminum

Method for separating metal constituents from ocean floor nodules

Phosphonomethyl compounds

3903236

3728366

3678100

3505433

3471250

3399055

3346330

Patents Applicationslast 30 patents