Bhupati R. Bhattacharyya

Person

Downers Grove, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Anionic and nonionic solution polymers for paint detackification
- Patent number 5,215,668
- Issue date Jun 1, 1993
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Method for detackifying oversprayed paint
- Patent number 5,192,449
- Issue date Mar 9, 1993
- Nalco Chemical Company
- Shu-Jen W. Huang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cationic polymers for sludge dewatering
- Patent number 5,137,641
- Issue date Aug 11, 1992
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Method for detackifying oversprayed paint
- Patent number 5,116,514
- Issue date May 26, 1992
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water soluble polymer as water-in-oil demulsifier
- Patent number 5,100,582
- Issue date Mar 31, 1992
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cationic polymers for sludge dewatering
- Patent number 5,093,413
- Issue date Mar 3, 1992
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrophobic cationic terpolymers from acrylamide, unsaturated quate...
- Patent number 5,068,297
- Issue date Nov 26, 1991
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Hydrophobic cationic terpolymers from acrylamide, dimethylaminoethy...
- Patent number 5,051,487
- Issue date Sep 24, 1991
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cross-linked cationic polymers for use in personal care products
- Patent number 4,806,345
- Issue date Feb 21, 1989
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Water-in-oil emulsions of amidase
- Patent number 4,786,679
- Issue date Nov 22, 1988
- Nalco Chemical Company
- Robert L. Wetegrove
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Ampholytic diallyldimethyl ammonium chloride (DADMAC) copolymers an...
- Patent number 4,715,962
- Issue date Dec 29, 1987
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
High molecular weight DADMAC polymers by inverse emulsion technology
- Patent number 4,713,431
- Issue date Dec 15, 1987
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Acrylamide diallyl dimethyl ammonium chloride copolymers as improve...
- Patent number 4,673,511
- Issue date Jun 16, 1987
- Nalco Chemical Company
- Paul F. Richardson
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Terpolymer composition
- Patent number 4,443,576
- Issue date Apr 17, 1984
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Non-aqueous dispersion polymerization of vinyl monomers
- Patent number 4,420,586
- Issue date Dec 13, 1983
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Dust control
- Patent number 4,417,992
- Issue date Nov 29, 1983
- Nalco Chemical Company
- Bhupati R. Bhattacharyya
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL

Bhupati R. Bhattacharyya

Person

Patents Grantslast 30 patents

Anionic and nonionic solution polymers for paint detackification

Method for detackifying oversprayed paint

Cationic polymers for sludge dewatering

Method for detackifying oversprayed paint

Water soluble polymer as water-in-oil demulsifier

Cationic polymers for sludge dewatering

Hydrophobic cationic terpolymers from acrylamide, unsaturated quate...

Hydrophobic cationic terpolymers from acrylamide, dimethylaminoethy...

Cross-linked cationic polymers for use in personal care products

Water-in-oil emulsions of amidase

Ampholytic diallyldimethyl ammonium chloride (DADMAC) copolymers an...

High molecular weight DADMAC polymers by inverse emulsion technology

Acrylamide diallyl dimethyl ammonium chloride copolymers as improve...

Terpolymer composition

Non-aqueous dispersion polymerization of vinyl monomers

Dust control