D. R. Nagaraj

Person

Fairfield, CT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process for removing impurities from kaolin clays
- Patent number 6,390,301
- Issue date May 21, 2002
- Cytec Industries Inc.
- D. R. Nagaraj
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polymeric sulfide mineral depressants
- Patent number 5,756,622
- Issue date May 26, 1998
- Cytec Technology Corp.
- Samuel S. Wang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of depressing non-sulfide silicate gangue minerals
- Patent number 5,533,626
- Issue date Jul 9, 1996
- Cytec Technology Corp.
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Method of depressing non-sulfide silicate gangue minerals
- Patent number 5,531,330
- Issue date Jul 2, 1996
- Cytec Technology Corp.
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Collectors and processes for making and using same
- Patent number 5,237,079
- Issue date Aug 17, 1993
- American Cyanamid Company
- Samuel S. Wang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for improved precious metals recovery from ores with the us...
- Patent number 5,126,038
- Issue date Jun 30, 1992
- American Cyanamid Company
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Frothing procedure using polymeric sulfide mineral depressants
- Patent number 5,019,246
- Issue date May 28, 1991
- American Cyanamid Company
- Samuel S. Wang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Allyl thiourea polymer with surface-modifying agent
- Patent number 4,966,938
- Issue date Oct 30, 1990
- American Cyanamid Company
- Samuel S. Wang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Allyl thiourea polymers
- Patent number 4,902,765
- Issue date Feb 20, 1990
- American Cyanamid Company
- Samuel S. Wang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Method of using polymeric sulfide mineral depressants
- Patent number 4,888,106
- Issue date Dec 19, 1989
- American Cyanamid Company
- David W. Lipp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Novel collectors and processes for making and using same
- Patent number 4,871,466
- Issue date Oct 3, 1989
- American Cyanamid Company
- Samuel S. Wang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Polymeric sulfide mineral depressants
- Patent number 4,866,150
- Issue date Sep 12, 1989
- American Cyanamid Company
- David W. Lipp
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Flotation beneficiation process for non-sulfide minerals
- Patent number 4,720,339
- Issue date Jan 19, 1988
- American Cyanamid Company
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Monothiophosphinates as acid, neutral, or mildly alkaline circuit s...
- Patent number 4,661,278
- Issue date Apr 28, 1987
- American Cyanamid Company
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Process for the flotation of base metal sulfide minerals in acid, n...
- Patent number 4,595,493
- Issue date Jun 17, 1986
- American Cyanamid Company
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Monothiophosphinates as acid, neutral, or mildly alkaline circuit s...
- Patent number 4,587,013
- Issue date May 6, 1986
- American Cyanamid Company
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Process for the flotation of base metal sulfide minerals in acid, n...
- Patent number 4,556,482
- Issue date Dec 3, 1985
- American Cyanamid Company
- D. R. Nagaraj
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Process for the flotation of sulfide minerals employing alkylaryl h...
- Patent number 4,341,626
- Issue date Jul 27, 1982
- American Cyanamid Company
- David L. Dauplaise
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...

Patents Applicationslast 30 patents

Information Patent Application
Process for removing impurities from kaolin clays
- Publication number 20010022282
- Publication date Sep 20, 2001
- D. R. Nagaraj
- C01 - INORGANIC CHEMISTRY

D. R. Nagaraj

Person

Patents Grantslast 30 patents

Process for removing impurities from kaolin clays

Polymeric sulfide mineral depressants

Method of depressing non-sulfide silicate gangue minerals

Method of depressing non-sulfide silicate gangue minerals

Collectors and processes for making and using same

Process for improved precious metals recovery from ores with the us...

Frothing procedure using polymeric sulfide mineral depressants

Allyl thiourea polymer with surface-modifying agent

Allyl thiourea polymers

Method of using polymeric sulfide mineral depressants

Novel collectors and processes for making and using same

Polymeric sulfide mineral depressants

Flotation beneficiation process for non-sulfide minerals

Monothiophosphinates as acid, neutral, or mildly alkaline circuit s...

Process for the flotation of base metal sulfide minerals in acid, n...

Monothiophosphinates as acid, neutral, or mildly alkaline circuit s...

Process for the flotation of base metal sulfide minerals in acid, n...

Process for the flotation of sulfide minerals employing alkylaryl h...

Patents Applicationslast 30 patents

Process for removing impurities from kaolin clays