Vijai P. Gupta

Person

Crosby, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for crystallizing N-vinyl-2-pyrrolidone
- Patent number 7,138,528
- Issue date Nov 21, 2006
- Lyondell Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Extraction of impurities from grafted polyolefins
- Patent number 7,060,787
- Issue date Jun 13, 2006
- Lyondell Chemical Technology, L.P.
- Vijai P. Gupta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Impurities separation by distillation
- Patent number 6,478,930
- Issue date Nov 12, 2002
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Tertiary butyl acetate recovery
- Patent number 6,375,804
- Issue date Apr 23, 2002
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Impurities separation by distillation
- Patent number 6,306,263
- Issue date Oct 23, 2001
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification process
- Patent number 6,264,800
- Issue date Jul 24, 2001
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Extractive distillation separation
- Patent number 6,166,270
- Issue date Dec 26, 2000
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Apparatus for cleaning and destoning beans, peas, and other foods o...
- Patent number 5,769,238
- Issue date Jun 23, 1998
- Vijai P. Gupta
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Purification of acetone
- Patent number 5,762,764
- Issue date Jun 9, 1998
- ARCO Chemical Technology, L.P.
- Te Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Poly ether preparation
- Patent number 5,731,476
- Issue date Mar 24, 1998
- ARCO Chemical Technology, L.P.
- Edward T. Shawl
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylene carbonate recovery
- Patent number 5,631,386
- Issue date May 20, 1997
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Liquid phase dehydration of tertiary butyl alcohol
- Patent number 5,625,109
- Issue date Apr 29, 1997
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of acetone
- Patent number 5,567,853
- Issue date Oct 22, 1996
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Glycerine ditertiary butyl ether preparation
- Patent number 5,476,971
- Issue date Dec 19, 1995
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Isobutylene recovery process
- Patent number 5,436,382
- Issue date Jul 25, 1995
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of alkyl tertiary butyl ether
- Patent number 5,292,964
- Issue date Mar 8, 1994
- Arco Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Manufacture of C2-C8 olefin/maleic anhydride copolymers
- Patent number 5,066,742
- Issue date Nov 19, 1991
- ARCO Chemical Technology, Inc.
- Vijai P. Gupta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Tertiary butyl alcohol purification
- Patent number 4,801,760
- Issue date Jan 31, 1989
- ARCO Chemical Company
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Recovery of propylene glycol mono t-butoxy ether
- Patent number 4,675,082
- Issue date Jun 23, 1987
- Atlantic Richfield Company
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Stripping of unreacted glycol ethers and acids from an esterificati...
- Patent number 4,544,453
- Issue date Oct 1, 1985
- Atlantic Richfield Company
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Acetophenone purification
- Patent number 4,433,173
- Issue date Feb 21, 1984
- Atlantic Richfield Company
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for decreasing the rate of titanium corrosion
- Patent number 4,321,231
- Issue date Mar 23, 1982
- Atlantic Richfield Company
- Vijai P. Gupta
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Two-step processing method for preparing starch based food products
- Publication number 20150353261
- Publication date Dec 10, 2015
- Vijai Prakash Gupta
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
Method for crystallizing N-vinyl-2-pyrrolidone
- Publication number 20060173194
- Publication date Aug 3, 2006
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Extraction of impurities from grafted polyolefins
- Publication number 20050256297
- Publication date Nov 17, 2005
- Vijai P. Gupta
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Impurities separation by distillation
- Publication number 20020000366
- Publication date Jan 3, 2002
- ARCO Chemical Technology, L.P.
- Vijai P. Gupta
- C07 - ORGANIC CHEMISTRY

Vijai P. Gupta

Person

Patents Grantslast 30 patents

Method for crystallizing N-vinyl-2-pyrrolidone

Extraction of impurities from grafted polyolefins

Impurities separation by distillation

Tertiary butyl acetate recovery

Impurities separation by distillation

Purification process

Extractive distillation separation

Apparatus for cleaning and destoning beans, peas, and other foods o...

Purification of acetone

Poly ether preparation

Alkylene carbonate recovery

Liquid phase dehydration of tertiary butyl alcohol

Purification of acetone

Glycerine ditertiary butyl ether preparation

Isobutylene recovery process

Preparation of alkyl tertiary butyl ether

Manufacture of C2-C8 olefin/maleic anhydride copolymers

Tertiary butyl alcohol purification

Recovery of propylene glycol mono t-butoxy ether

Stripping of unreacted glycol ethers and acids from an esterificati...

Acetophenone purification

Process for decreasing the rate of titanium corrosion

Patents Applicationslast 30 patents

Two-step processing method for preparing starch based food products

Method for crystallizing N-vinyl-2-pyrrolidone

Extraction of impurities from grafted polyolefins

Impurities separation by distillation