Inventor

An-hsiang Wu

Inventor

Bartlesville, OK, US

Overview

1992–2020

Patent span

Chemistry

Primary field (CPC C)

Patents· 164 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Jprimary

B01JChemical or physical processes, e.g. catalysis or colloid chemistry40%

C07CAcyclic or carbocyclic compounds26%

C10GCracking hydrocarbon oils22%

Y02PClimate change mitigation technologies in the production or processing of goods8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium1%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds1%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general0%

Y02ATechnologies for adaptation to climate change0%

Y02TClimate change mitigation technologies related to transportation0%

PatentTitleYear

10,774,018Methods of preparing an aromatization catalyst2020 10,487,025Methods of preparing an aromatization catalyst2019 10,150,104Method for preparing aromatization catalysts2018 9,943,837Methods of regenerating aromatization catalysts2018 9,790,835'Catalyst failure detection based combined ammonia to NOx ratios, conversion inefficiency values and ammonia slip values'2017 9,421,530'Methods of regenerating aromatization catalysts'2016 9,421,529'Methods of reactivating an aromatization catalyst'2016 9,174,895'Methods of regenerating aromatization catalysts'2015 8,912,108'Methods of regenerating aromatization catalysts'2014 8,716,161'Methods of regenerating aromatization catalysts'2014 8,664,144'Methods of reactivating an aromatization catalyst'2014 8,664,145'Methods of preparing an aromatization catalyst'2014 7,387,978'Selective para-xylene production via methylation of toluene with methanol in the presence of modified HZSM-5 catalyst'2008 7,323,430'Selective para-xylene production via methylation of toluene with methanol in the presence of modified HZSM-5 catalyst'2008 7,153,801'Aromatization catalyst and methods of making and using same'2006 7,049,260'Selective para-xylene production via methylation of toluene with methanol in the presence of modified HZSM-5 catalyst'2006 6,784,332'Processes employing hydrocarbon conversion catalyst'2004 6,660,894'Process for upgrading an oligomerization product'2003 6,638,892'Syngas conversion and catalyst system employed therefor'2003 6,627,780'Catalyst composition and processes therefor and therewith'2003 6,593,503'Process for making aromatic hydrocarbons using an acid treated zeolite'2003 6,528,450'Catalyst composition and processes therefor and therewith'2003 6,514,896'Catalyst composition and a process of using thereof'2003 6,509,289'Hydrodealkylation process and catalyst composition'2003 6,489,528'Aromatics production from oxygenated hydrocarbons'2002 6,472,569'Silicoaluminophosphate material, a method of making such improved material and the use thereof in the conversion of oxygenated hydrocarbons to an olefin and/or an ether'2002 6,436,863'Hydrocarbon hydrogenation catalyst and process'2002 6,437,210'Mazzite supported catalyst'2002 6,433,241'Zeolite-based catalyst material, the preparation thereof and the use thereof for the selective dehydrogenation of N-butane'2002 6,420,295'Hydrocarbon conversion catalyst composition and process therefor and therewith'2002 6,398,949'Sapo-supported hydrodesulfurization catalyst and processes therefor and therewith'2002 6,372,680'Catalyst system for converting oxygenated hydrocarbons to aromatics'2002 6,300,270'Method of making a zeolite material'2001 6,255,243'Process for producing Hydrocarbon conversion catalyst composition'2001 6,235,954'Hydrocarbon hydrogenation catalyst and process'2001 6,228,789'Silylated water vapor treated zinc or gallium promoted zeolite and use thereof for the conversion of non-aromatic hydrocarbons to olefins and aromatic hydrocarbons'2001 6,218,328'Method of preparing a zeolite based catalyst material'2001 6,198,012'Method for converting n-butane to butenes and BTX'2001 6,191,064'Catalyst material, the preparation thereof and the use thereof in converting hydrocarbons'2001 6,187,984'Dehydrogenation of n-butane to butenes'2001 6,175,048'Hydrocarbon conversion catalyst composition and processes therefor and therewith'2001 6,172,273'Method for converting hydrocarbons to aromatics using a hybrid catalyst system'2001 6,162,353'Process and catalyst for upgrading liquid hydrocarbons'2000 6,162,352'Gasoline upgrade'2000 6,156,689'Catalyst composition comprising zinc compound or boron compound and hydrocarbon conversion process'2000 6,133,494'Catalyst composition comprising acid-base leached zeolites'2000 6,133,192'Catalyst material, the preparation thereof and the use thereof in converting hydrocarbons'2000 6,126,812'Gasoline upgrade with split feed'2000 6,124,228'Mazzite supported catalyst'2000 6,124,515'Catalytic conversion of a saturated hydrocarbon to an aromatic hydrocarbon'2000 6,124,516'Catalyst composition and processes therefor and therewith'2000 6,114,268'Catalyst composition and processes therefor and therewith'2000 6,110,859'Hybrid catalyst system for converting hydrocarbons and a method of making and using such catalyst system'2000 6,107,534'Method of making an improved catalyst containing an acid-treated zeolite, a boron component, and a zinc component, a product from such method, and the use thereof in the conversion of hydrocarbons'2000 6,093,671'Carbided hydrocarbon conversion catalyst composition and processes therefor and therewith'2000 6,090,272'Process for converting a cracked gasoline using a zeolite-based catalyst material'2000 6,090,274'Hydrotreating catalyst composition and processes therefor and therewith'2000 6,090,992'Isomerization catalyst system, method of making and method of using such catalyst system in the isomerization of saturated hydrocarbons'2000 6,084,145'Dehydrogenation catalyst and dehydrogenation process using said catalyst'2000 6,083,867'Hybrid catalyst system for converting hydrocarbons and a method of making and using such catalyst system'2000 6,083,865'Hydrocarbon conversion catalyst composition and processes therefor and therewith'2000 6,080,901'Zeolite based catalyst containing zinc, boron and phosphorus and method of making such zeolite based catalyst'2000 6,080,697'Process for making a composition that is useful for converting lower value aromatics to higher value aromatics'2000 6,077,984'Process for making zeolite containing zinc borate composition, the composition and the use thereof in hydrocarbon conversion'2000 6,069,286'Hydrocarbon conversion process employing promoted zeolite catalyst'2000 6,066,770'Selectivated zeolitic hydrocarbon conversion catalyst'2000 6,063,975'Hydrocarbon conversion catalyst composition and processes therefor and therewith'2000 6,063,722'Process for making a composition that is useful for converting lower value aromatics to higher value aromatics'2000 6,063,974'Silylated water vapor treated zinc or gallium promoted zeolite and use thereof for the conversion of non-aromatic hydrocarbons to olefins and aromatic hydrocarbons'2000 6,051,520'Hydrotreating catalyst composition and processes therefor and therewith'2000 6,051,519'Ethylbenzene reduction catalyst composition and processes therefor and therewith'2000 6,051,745'Silicoaluminophosphate material, a method of making such improved material and the use thereof in the conversion of oxygenated hydrocarbons to olefins'2000 6,046,371'Silicoaluminophosphate material, a method of making such improved material and the use thereof in the conversion of oxygenated hydrocarbons to olefins'2000 6,040,257'Hydrocarbon conversion catalyst composition and processes therefor and therewith'2000 6,037,302'Hydrodealkylation of C.sub.9 + aromatic compounds'2000 6,037,294'Zeolite material, a process of making such zeolite material, a product from such process, and the use thereof in the conversion of hydrocarbons'2000 6,034,020'Zeolite-based catalyst material, the preparation thereof and the use thereof'2000 6,025,293'Hydrocarbon conversion catalyst composition and processes therefor and therewith'2000 6,025,294'Hydrocarbon conversion catalyst composition and processes therefor and therewith'2000 6,017,442'Hydrocarbon conversion with dual metal promoted zeolite'2000 6,017,844'Hydrocarbon conversion catalyst composition and processes therefor and therewith'2000 6,017,840'Hydrotreating catalyst composition and processes therefor and therewith'2000 6,015,931'Process to convert propane into ethylene propene and C.sub.4 olefins'2000 6,013,849'Toluene disproportionation process using a zeolite/tungsten carbide catalyst'2000 5,997,730'Siliconized acid-treated zeolite containing zinc and boron used as a catalyst for converting hydrocarbons and method of making such catalyst'1999 5,990,032'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,981,418'Zeolite based catalyst containing zinc, boron and phosphorus and method of making such zeolite based catalyst'1999 5,968,343'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,965,782'Zeolite catalyst composition and processes therefor and therewith'1999 5,958,823'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,952,259'Process for making an acid-base leached zeolite catalyst'1999 5,945,364'Catalyst composition comprising acid-base leached zeolites'1999 5,945,371'Catalyst composition and processes therefor and therewith'1999 5,929,295'Hydrodealkylation and transalkylation of C.sub.9 + aromatic compounds'1999 5,925,237'Method for inhibiting the rate of coke formation during the zeolite catalyzed aromatization of hydrocarbons'1999 5,922,630'Hydrotreating catalyst composition and processes therefor and therewith'1999 5,907,074'Catalyst composition and processes therefor and therewith'1999 5,905,051'Hydrotreating catalyst composition and processes therefor and therewith'1999 5,905,179'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,898,011'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,898,089'Hydrocarbon aromatization process using a zeolite'1999 5,883,033'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,883,034'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,877,379'Olefin conversion process involving coke suppressor impregnated catalyst'1999 5,877,369'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1999 5,873,994'Process for aromatization of a cracked gasoline feedstock using a catalyst containing an acid leached zeolite and tin'1999 5,866,742'Transalkylation/hydrodealkylation of C.sub.9 + aromatic compounds with a zeolite'1999 5,866,741'Transalkylation/hydrodealkylation of a C.sub.9 + aromatic compounds with a zeolite'1999 5,866,744'Process for converting a c.sub.9 + hydrocarbon to a C.sub.6 to C.sub.8 aromatic using a steamed, acid-leached, impregnated zeolite'1999 5,856,608'Hydrotreating catalyst composition and processes therefor and therewith'1999 5,856,609'Aromatic hydrodealkylation process with sulfur oxide containing catalyst'1999 5,827,422'Process for the conversion of a gasoline to a C.sub.6 to C.sub.8 aromatic compound and an olefin'1998 5,817,903'Hydrotreating catalyst composition and processes therefor and therewith'1998 5,811,615'Hydrotreating catalyst composition and processes therefor and therewith'1998 5,807,799'Catalyst composition and process therewith'1998 5,804,059'Process of preparing a C.sub.6 to C.sub.8 hydrocarbon with a steamed, acid-leached, molybdenum containing mordenite catalyst'1998 5,800,696'Method for inhibiting the rate of coke formation during the zeolite catalyzed aromatization of hydrocarbons'1998 5,789,642'Hydrocarbon conversion catalyst composition and processes therefor and therewith'1998 5,776,852'Zeolite catalyst composition comprising tungsten carbide and process therefor and therewith'1998 5,763,721'Hydrodealkylation of C9+ aromatic compounds'1998 5,714,659'Catalyst composition and processes therefor and therewith'1998 5,714,660'Catalyst composition and processes therefor and therewith'1998 5,707,921'Method of preparing isomerization catalyst composition'1998 5,707,918'Hydrocarbon isomerization catalyst blend'1998 5,698,757'Hydrodealkylation catalyst composition and process therewith'1997 5,689,026'Hydrodealkylation process'1997 5,668,074'Preparation of catalysts for alkane/cycloalkane isomerization'1997 5,654,254'Preparation of hydrocarbon isomerization catalyst'1997 5,639,933'Isomerization catalyst and use thereof in alkane/cycloalkane isomerization'1997 5,612,274'Method of preparing transalkylation catalyst'1997 5,591,689'Preparation of isomerization catalyst composition'1997 5,543,374'Isomerization catalyst and use thereof in alkane/cycloalkane isomerization'1996 5,536,692'Isomerization catalyst and use thereof in isomerization of saturated hydrocarbons'1996 5,489,564'Alkane disproportionation'1996 5,474,964'Hydrocarbon isomerization catalyst and use thereof'1995 5,414,184'Alkane disproportionation'1995 5,414,178'Dimerization catalyst systems and processes'1995 5,396,022'Defluorination of alkane streams'1995 5,365,007'Ethylene oligomerization and catalyst therefor'1994 5,358,919'Preparation and use of isomerization catalysts'1994 5,322,910'Ethylene polymerization'1994 5,320,993'Dimerization catalyst systems and processes'1994 5,292,988'Preparation and use of isomerization catalysts'1994 5,286,696'Ethylene oligomerization and catalyst therefor'1994 5,276,242'Alkylation process'1994 5,272,124'Ethylene polymerization catalyst comprising a nickel compound and an aromatic carboxylic acid compound'1993 5,260,499'Ethylene dimerization and catalyst therefor'1993 5,254,793'Alkylation process and catalyst therefor'1993 5,254,794'Isomerization catalysts and preparation thereof'1993 5,254,791'Cycloalkane isomerization process'1993 5,248,645'Ethylene oligomerization'1993 5,245,097'Ethylene oligomerization'1993 5,245,103'Isomerization processes and catalysts therefor'1993 5,237,118'Ethylene oligomerization'1993 5,233,115'Ethylene oligomerization'1993 5,227,562'Ethylene dimerization'1993 5,221,775'Ethylene dimerization'1993 5,221,774'Ethylene oligomerization'1993 5,210,360'Ethylene oligomerization'1993 5,180,848'Synthesis of phosphinoacetic acids'1993 5,162,597'Olefin disproportionation and application thereof'1992 5,162,595'Ethylene dimerization'1992 5,157,153'Preparation of phosphinoacetic acids'1992 5,130,458'Preparation of bis(1,5-cyclooctadiene)nickel(O)'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2004Patents assigned to PHILLIPS PETROLEUM CO (144)· patent assignee history

1992–2004Based in Bartlesville, OK, US· patent location history

2002–2020Based in Kingwood, TX, US· patent location history

2006–2015Patents assigned to CHEVRON PHILLIPS CHEMICAL CO (9)· patent assignee history

2014Patents assigned to WU AN-HSIANG (3)· patent assignee history

2016–2020Patents assigned to CHEVRON PHILLIPS CHEMICAL CO LP (6)· patent assignee history

2016Patents assigned to CHEVRON PHILIPS CHEMICAL COMPANY LP (1)· patent assignee history

2017Based in Columbus, IN, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PHILLIPS PETROLEUM CO	144	1992–2004
CHEVRON PHILLIPS CHEMICAL CO	9	2006–2015
CHEVRON PHILLIPS CHEMICAL CO LP	6	2016–2020
WU AN-HSIANGself	3	2014
CHEVRON PHILIPS CHEMICAL COMPANY LP	1	2016

Locations

Location	Patents	Span
Bartlesville, OK, US	145	1992–2004
Kingwood, Texas, US	18	2002–2020
Columbus, IN, US	1	2017