Yuan-Zhang Han

Person

West Chester, PA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Organosulfur oxidation process
- Patent number 7,270,742
- Issue date Sep 18, 2007
- Lyondell Chemical Technology, L.P.
- Lawrence J. Karas
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Desulfurization process
- Patent number 7,144,499
- Issue date Dec 5, 2006
- Lyondell Chemical Technology, L.P.
- Yuan-Zhang Han
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Heterogeneous catalyst regeneration
- Patent number 6,872,679
- Issue date Mar 29, 2005
- ARCO Chemical Technology, L.P.
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Purification of tertiary butyl alcohol
- Patent number 6,770,790
- Issue date Aug 3, 2004
- ARCO Chemical Technology, L.P.
- Xiangmin Li
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for making a heterogeneous epoxidation catalyst
- Patent number 6,383,966
- Issue date May 7, 2002
- ARCO Chemical Technology, L.P.
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cobalt-catalyzed process for preparing 1,3-propanediol
- Patent number 6,376,724
- Issue date Apr 23, 2002
- ARCO Chemical Technology, L.P.
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cobalt-catalyzed process for preparing 1,3-propanediol
- Patent number 6,376,720
- Issue date Apr 23, 2002
- ARCO Chemical Technology, L.P.
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cobalt-catalyzed process for preparing 1,3-propanediol
- Patent number 6,323,374
- Issue date Nov 27, 2001
- ARCO Chemical Technology, L.P.
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterogeneous epoxidation catalyst
- Patent number 6,114,552
- Issue date Sep 5, 2000
- ARCO Chemical Technology, L.P.
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Epoxidation process using improved heterogeneous catalyst composition
- Patent number 6,011,162
- Issue date Jan 4, 2000
- ARCO Chemical Technology, L.P.
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Epoxidation catalyst and process
- Patent number 5,932,751
- Issue date Aug 3, 1999
- ARCO Chemical Technology, L.P.
- Kevin M. Carroll
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterogeneous catalyst regeneration
- Patent number 5,916,835
- Issue date Jun 29, 1999
- ARCO Chemical Technology, L.P.
- Kevin M. Carroll
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heterogeneous catalyst regeneration
- Patent number 5,798,313
- Issue date Aug 25, 1998
- ARCO Chemical Technology, L.P.
- Kevin M. Carroll
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of titanium-containing catalysts using titanosiloxane p...
- Patent number 5,759,945
- Issue date Jun 2, 1998
- ARCO Chemical Technology, L.P.
- Kevin M. Carroll
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Olefin epoxidation using a carbon molecular sieve impregnated with...
- Patent number 5,319,114
- Issue date Jun 7, 1994
- Arco Chemical Technology, L.P.
- Anne M. Gaffney
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroformylation process and bimetallic catalyst therefor
- Patent number 5,276,210
- Issue date Jan 4, 1994
- Arco Chemical Technology, L.P.
- Rangasamy Pitchai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydroformylation process and bimetallic catalyst therefor
- Patent number 5,233,093
- Issue date Aug 3, 1993
- Arco Chemical Technology, L.P.
- Rangasamy Pitchai
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Desulfurization process
- Publication number 20050109677
- Publication date May 26, 2005
- Yuan-Zhang Han
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Organosulfur oxidation process
- Publication number 20040178121
- Publication date Sep 16, 2004
- David W. Leyshon
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Organosulfur oxidation process
- Publication number 20040178122
- Publication date Sep 16, 2004
- Lawrence J. Karas
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Heterogeneous catalyst regeneration
- Publication number 20040058798
- Publication date Mar 25, 2004
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Hydroformylation of ethylene oxide
- Publication number 20030032845
- Publication date Feb 13, 2003
- Yuan-Zhang Han
- C07 - ORGANIC CHEMISTRY

Yuan-Zhang Han

Person

Patents Grantslast 30 patents

Organosulfur oxidation process

Desulfurization process

Heterogeneous catalyst regeneration

Purification of tertiary butyl alcohol

Method for making a heterogeneous epoxidation catalyst

Cobalt-catalyzed process for preparing 1,3-propanediol

Cobalt-catalyzed process for preparing 1,3-propanediol

Cobalt-catalyzed process for preparing 1,3-propanediol

Heterogeneous epoxidation catalyst

Epoxidation process using improved heterogeneous catalyst composition

Epoxidation catalyst and process

Heterogeneous catalyst regeneration

Heterogeneous catalyst regeneration

Preparation of titanium-containing catalysts using titanosiloxane p...

Olefin epoxidation using a carbon molecular sieve impregnated with...

Hydroformylation process and bimetallic catalyst therefor

Hydroformylation process and bimetallic catalyst therefor

Patents Applicationslast 30 patents

Desulfurization process

Organosulfur oxidation process

Organosulfur oxidation process

Heterogeneous catalyst regeneration

Hydroformylation of ethylene oxide