Yun-Feng Chang

Person

Houston, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Monoalkylated aromatic compound production
- Patent number 8,524,967
- Issue date Sep 3, 2013
- ExxonMobil Chemical Patents Inc.
- Michael C. Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Monoalkylated aromatic compound production
- Patent number 8,357,830
- Issue date Jan 22, 2013
- ExxonMobil Chemical Patents Inc.
- Michael C. Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Monoalkylated aromatic compound production
- Patent number 8,247,629
- Issue date Aug 21, 2012
- ExxonMobil Chemical Patents Inc.
- Michael C. Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of making and process for using molecular sieve catalyst
- Patent number 7,947,621
- Issue date May 24, 2011
- ExxonMobil Chemical Patents Inc.
- Yun-feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Crystalline intergrowth material of silicoaluminophosphate having t...
- Patent number 7,914,760
- Issue date Mar 29, 2011
- ExxonMobil Chemical Patents Inc.
- Machteld M. Mertens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Removal of catalyst fines from a reaction system
- Patent number 7,816,575
- Issue date Oct 19, 2010
- ExxonMobil Chemical Patents, Inc.
- James H. Beech, Jr.
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Method of formulating a molecular sieve catalyst composition by con...
- Patent number 7,772,337
- Issue date Aug 10, 2010
- ExxonMobil Chemical Patents Inc.
- Yun-feng Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Method of recovering crystalline material and compositions therefrom
- Patent number 7,767,871
- Issue date Aug 3, 2010
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method of separating condensed liquid from an olefin stream
- Patent number 7,741,528
- Issue date Jun 22, 2010
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method of flocculation and formulation of crystalline materials
- Patent number 7,737,316
- Issue date Jun 15, 2010
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Methods addressing aging in flocculated molecular sieve catalysts f...
- Patent number 7,732,537
- Issue date Jun 8, 2010
- ExxonMobil Chemical Patents Inc.
- Yun-feng Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Crystalline intergrowth material, its synthesis and its use in the...
- Patent number 7,622,624
- Issue date Nov 24, 2009
- ExxonMobil Chemical Patents Inc.
- Machteld M. Mertens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of benzene, toluene, and xylenes
- Patent number 7,563,358
- Issue date Jul 21, 2009
- ExxonMobil Chemical Patents Inc.
- Elizabeth L. Stavens
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,557,256
- Issue date Jul 7, 2009
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,541,508
- Issue date Jun 2, 2009
- ExxonMobile Chemical Patents Inc.
- Stephen N. Vaughn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Catalyst and process for the conversion of oxygenates to olefins
- Patent number 7,518,026
- Issue date Apr 14, 2009
- ExxonMobil Chemical Patents Inc.
- Machteld M. Mertens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,511,184
- Issue date Mar 31, 2009
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,501,375
- Issue date Mar 10, 2009
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,456,330
- Issue date Nov 25, 2008
- ExxonMobil Chemical Patents Inc.
- Yun-feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,453,020
- Issue date Nov 18, 2008
- ExxonMobil Chemical Patents Inc.
- Yun Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,449,611
- Issue date Nov 11, 2008
- ExxonMobil Chemical Patents Inc.
- Yun Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Attrition resistant molecular sieve catalysts
- Patent number 7,384,887
- Issue date Jun 10, 2008
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method of making molecular sieve catalyst
- Patent number 7,358,412
- Issue date Apr 15, 2008
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Attrition resistant molecular sieve catalyst
- Patent number 7,329,625
- Issue date Feb 12, 2008
- ExxonMobil Chemical Patents Inc.
- Yun-feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Attrition resistant molecular sieve catalyst, method of making and...
- Patent number 7,312,369
- Issue date Dec 25, 2007
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Molecular-sieve catalyst composition, its making and use in convers...
- Patent number 7,301,065
- Issue date Nov 27, 2007
- ExxonMobil Chemical Patents Inc.
- Stephen N. Vaughn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molecular sieve catalyst composition, its production and use in con...
- Patent number 7,273,827
- Issue date Sep 25, 2007
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,271,123
- Issue date Sep 18, 2007
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Molecular sieve catalyst composition, its making and use in convers...
- Patent number 7,241,713
- Issue date Jul 10, 2007
- ExxonMobil Chemical Patents Inc.
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Fines co-feed for maintaining efficient reactor hydrodynamics
- Patent number 7,223,896
- Issue date May 29, 2007
- ExxonMobil Chemical Patents Inc.
- Luc R. M. Martens
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

Information Patent Application
Method of catalyst making for superior attrition performance
- Publication number 20130098804
- Publication date Apr 25, 2013
- Yun-feng Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Monoalkylated Aromatic Compound Production
- Publication number 20130072734
- Publication date Mar 21, 2013
- EXXONMOBIL CHEMICAL PATENTS INC.
- Michael C. Clark
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Monoalkylated Aromatic Compound Production
- Publication number 20120283497
- Publication date Nov 8, 2012
- Michael C. Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Application
High solids adsorbent formulation and spry drying
- Publication number 20110135796
- Publication date Jun 9, 2011
- Yun-Feng Chang
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Application
High solids catalyst formulation and spry drying
- Publication number 20110108462
- Publication date May 12, 2011
- Yun-Feng Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Soil remediation through surface modification
- Publication number 20110044761
- Publication date Feb 24, 2011
- Yun-Feng Chang
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
Composition and process for controlling particle size of metal oxides
- Publication number 20100301262
- Publication date Dec 2, 2010
- Yun-Feng Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Decontamination of sediments through particle size reduction and st...
- Publication number 20100303551
- Publication date Dec 2, 2010
- YUN-FENG CHANG
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
Decontamination of sediments through surface charge modification an...
- Publication number 20100305385
- Publication date Dec 2, 2010
- Yun-Feng Chang
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
Composition of milling medium and process of use for particle size...
- Publication number 20100301146
- Publication date Dec 2, 2010
- Yun-Feng Chang
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Crystalline Intergrowth Material, Its Synthesis And Its Use In The...
- Publication number 20100028679
- Publication date Feb 4, 2010
- Machteld M. Mertens
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Monoalkylated Aromatic Compound Production
- Publication number 20090306446
- Publication date Dec 10, 2009
- EXXONMOBIL CHEMICAL PATENTS INC.
- Michael C. Clark
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods Addressing Aging In Flocculated Molecular Sieve Catalysts F...
- Publication number 20090192276
- Publication date Jul 30, 2009
- Yun-Feng Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method Of Formulating A Molecular Sieve Catalyst Composition By Con...
- Publication number 20090082545
- Publication date Mar 26, 2009
- Yun-feng Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Molecular sieve catalyst composition, its making and use in convers...
- Publication number 20080269436
- Publication date Oct 30, 2008
- Stephen N. Vaughn
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Method of separating condensed liquid from an olefin stream
- Publication number 20080188699
- Publication date Aug 7, 2008
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the production of benzene, toluene, and xylenes
- Publication number 20080051615
- Publication date Feb 28, 2008
- Elizabeth L. Stavens
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Molecular sieve catalyst composition, its making and use in convers...
- Publication number 20070249885
- Publication date Oct 25, 2007
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecular sieve catalyst composition, its making and use in convers...
- Publication number 20070238911
- Publication date Oct 11, 2007
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of making and process for using molecular sieve catalyst
- Publication number 20070203385
- Publication date Aug 30, 2007
- Yun-feng Chang
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Removal of catalyst fines from a reaction system
- Publication number 20070197845
- Publication date Aug 23, 2007
- James H. Beech
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of recovering crystalline material and compositions therefrom
- Publication number 20070149836
- Publication date Jun 28, 2007
- Yun-Feng Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Attrition resistant molecular sieve catalyst
- Publication number 20070100187
- Publication date May 3, 2007
- Yun-feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Method of flocculation and formulation of crystalline materials
- Publication number 20060293176
- Publication date Dec 28, 2006
- Yun-Feng Chang
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Attrition resistant molecular sieve catalysts
- Publication number 20060205587
- Publication date Sep 14, 2006
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecular sieve catalyst composition, its making and use in convers...
- Publication number 20060173228
- Publication date Aug 3, 2006
- Yun Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecular sieve catalyst composition, its making and use in convers...
- Publication number 20060173229
- Publication date Aug 3, 2006
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecular sieve catalyst composition, its making and use in convers...
- Publication number 20060173230
- Publication date Aug 3, 2006
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Molecular sieve catalyst composition, its production and use in con...
- Publication number 20060105904
- Publication date May 18, 2006
- Yun-Feng Chang
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Catalyst and process for the conversion of oxygenates to olefins
- Publication number 20060074266
- Publication date Apr 6, 2006
- Machteld M. Mertens
- C07 - ORGANIC CHEMISTRY

Yun-Feng Chang

Person

Patents Grantslast 30 patents

Monoalkylated aromatic compound production

Monoalkylated aromatic compound production

Monoalkylated aromatic compound production

Method of making and process for using molecular sieve catalyst

Crystalline intergrowth material of silicoaluminophosphate having t...

Removal of catalyst fines from a reaction system

Method of formulating a molecular sieve catalyst composition by con...

Method of recovering crystalline material and compositions therefrom

Method of separating condensed liquid from an olefin stream

Method of flocculation and formulation of crystalline materials

Methods addressing aging in flocculated molecular sieve catalysts f...

Crystalline intergrowth material, its synthesis and its use in the...

Process for the production of benzene, toluene, and xylenes

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Catalyst and process for the conversion of oxygenates to olefins

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Attrition resistant molecular sieve catalysts

Method of making molecular sieve catalyst

Attrition resistant molecular sieve catalyst

Attrition resistant molecular sieve catalyst, method of making and...

Molecular-sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its production and use in con...

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Fines co-feed for maintaining efficient reactor hydrodynamics

Patents Applicationslast 30 patents

Method of catalyst making for superior attrition performance

Monoalkylated Aromatic Compound Production

Monoalkylated Aromatic Compound Production

High solids adsorbent formulation and spry drying

High solids catalyst formulation and spry drying

Soil remediation through surface modification

Composition and process for controlling particle size of metal oxides

Decontamination of sediments through particle size reduction and st...

Decontamination of sediments through surface charge modification an...

Composition of milling medium and process of use for particle size...

Crystalline Intergrowth Material, Its Synthesis And Its Use In The...

Monoalkylated Aromatic Compound Production

Methods Addressing Aging In Flocculated Molecular Sieve Catalysts F...

Method Of Formulating A Molecular Sieve Catalyst Composition By Con...

Molecular sieve catalyst composition, its making and use in convers...

Method of separating condensed liquid from an olefin stream

Process for the production of benzene, toluene, and xylenes

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Method of making and process for using molecular sieve catalyst

Removal of catalyst fines from a reaction system

Method of recovering crystalline material and compositions therefrom

Attrition resistant molecular sieve catalyst

Method of flocculation and formulation of crystalline materials

Attrition resistant molecular sieve catalysts

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its making and use in convers...

Molecular sieve catalyst composition, its production and use in con...

Catalyst and process for the conversion of oxygenates to olefins