Dennis L. Holtermann

Person

Crockett, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Processes for preparing metallocene-based catalyst systems
- Patent number 9,944,736
- Issue date Apr 17, 2018
- Chevron Phillips Chemical Company LP
- Ted H. Cymbaluk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Processes for preparing metallocene-based catalyst systems
- Patent number 9,493,592
- Issue date Nov 15, 2016
- Chevron Phillips Chemical Company LP
- Ted H. Cymbaluk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Methods of removing a protective layer
- Patent number 9,347,139
- Issue date May 24, 2016
- Chevron Phillips Chemical Company LP
- Dennis L. Holtermann
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of enhancing an aromatization catalyst
- Patent number 8,569,555
- Issue date Oct 29, 2013
- Chevron Phillips Chemical Company LP
- Christopher D. Blessing
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Methods of removing a protective layer
- Patent number 8,535,448
- Issue date Sep 17, 2013
- Chevron Phillips Chemical Company LP
- Dennis L. Holtermann
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method of enhancing an aromatization catalyst
- Patent number 8,362,310
- Issue date Jan 29, 2013
- Chevron Phillips Chemical Company LP
- Christopher D. Blessing
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method of enhancing an aromatization catalyst
- Patent number 7,932,425
- Issue date Apr 26, 2011
- Chevron Phillips Chemical Company LP
- Christopher D. Blessing
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Method for removing reactive metal from a reactor system
- Patent number 6,551,660
- Issue date Apr 22, 2003
- Chevron Phillips Chemical Company LP
- Dennis L. Holtermann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for removing reactive metal from a reactor system
- Patent number 6,419,986
- Issue date Jul 16, 2002
- Chevron Phillips Chemical Company IP
- Dennis L. Holtermann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Reforming using a bound halided zeolite catalyst
- Patent number 6,207,042
- Issue date Mar 27, 2001
- Chevron Chemical Company LLC
- Dennis L. Holtermann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Reforming using a bound halided zeolite catalyst
- Patent number 6,190,539
- Issue date Feb 20, 2001
- Chevron Chemical Company LLC
- Dennis L. Holtermann
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Isomerization process using zeolite SSZ-25
- Patent number 6,005,154
- Issue date Dec 21, 1999
- Chevron U.S.A. Inc.
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reforming process with catalyst pretreatment
- Patent number 5,914,028
- Issue date Jun 22, 1999
- Chevron Chemical Company
- Charles R. Wilson
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Low temperature regeneration of coke deactivated reforming catalysts
- Patent number 5,883,031
- Issue date Mar 16, 1999
- Chevron Chemical Company
- Robert A. Innes
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Low-Aluminum boron beta zeolite
- Patent number 5,693,215
- Issue date Dec 2, 1997
- Chevron U.S.A. Inc.
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkylation process using zeolite SSZ-25
- Patent number 5,691,463
- Issue date Nov 25, 1997
- Chevron U.S.A. Inc.
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dewaxing process using zeolite SSZ-25
- Patent number 5,591,322
- Issue date Jan 7, 1997
- Chevron U.S.A. Inc.
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Sulfur removal systems for protection of reforming catalysts
- Patent number 5,518,607
- Issue date May 21, 1996
- Leslie A. Field
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Sulfur removal
- Patent number 5,516,421
- Issue date May 14, 1996
- Warren E. Brown
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Sulfur removal systems for protection of reforming crystals
- Patent number 5,439,583
- Issue date Aug 8, 1995
- Chevron Research and Technology Company
- Richard C. Robinson
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Hydrocarbon conversion process using zeolite SSZ-25
- Patent number 5,421,992
- Issue date Jun 6, 1995
- Chevron U.S.A. Inc.
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Hydrocarbon conversion process using zeolite SSZ-32 having constrai...
- Patent number 5,397,454
- Issue date Mar 14, 1995
- Chevron U.S.A. Inc.
- Stacey I. Zones
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Hydrocarbon conversion utilizing a low-aluminum boron beta zeolite
- Patent number 5,393,407
- Issue date Feb 28, 1995
- Chevron Research Company
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for removing sulfur to ultra low levels for protection of re...
- Patent number 5,322,615
- Issue date Jun 21, 1994
- Chevron Research and Technology Company
- Dennis L. Holtermann
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Hydrocarbon conversion process using zeolite SSZ-32 as catalyst
- Patent number 5,300,210
- Issue date Apr 5, 1994
- Chevron Research and Technology Company
- Stacey I. Zones
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Zeolite SSZ-25
- Patent number 5,202,014
- Issue date Apr 13, 1993
- Chevron Research and Technology Company
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Zeolite SSZ-28
- Patent number 5,200,377
- Issue date Apr 6, 1993
- Chevron Research and Technology Company
- Stacey I. Zones
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Isomerization catalyst and process for its use
- Patent number 5,166,112
- Issue date Nov 24, 1992
- Chevron Research Company
- Dennis L. Holtermann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Low-aluminum boron beta zeolite
- Patent number 5,166,111
- Issue date Nov 24, 1992
- Chevron Research Company
- Stacey I. Zones
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Low temperature regeneration of coke deactivated reforming catalysts
- Patent number 5,155,075
- Issue date Oct 13, 1992
- Chevron Research and Technology Company
- Robert A. Innes
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Processes for Preparing Metallocene-Based Catalyst Systems
- Publication number 20170029541
- Publication date Feb 2, 2017
- Chevron Phillips Chemical Company LP
- Ted H. Cymbaluk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Processes for Preparing Metallocene-Based Catalyst Systems
- Publication number 20160194420
- Publication date Jul 7, 2016
- Chevron Phillips Chemical Company LP
- Ted H. Cymbaluk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Processes for Preparing Metallocene-Based Catalyst Systems
- Publication number 20150197582
- Publication date Jul 16, 2015
- Chevron Phillips Chemical Company LP
- Ted H. Cymbaluk
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Methods of Removing a Protective Layer
- Publication number 20140007903
- Publication date Jan 9, 2014
- Chevron Phillips Chemical Company LP
- Dennis L. HOLTERMANN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Methods of Removing a Protective Layer
- Publication number 20130014780
- Publication date Jan 17, 2013
- Chevron Phillips Chemical Company LP
- Dennis L. HOLTERMANN
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method of Enhancing an Aromatization Catalyst
- Publication number 20110190559
- Publication date Aug 4, 2011
- Chevron Phillips Chemical Company LP
- Christopher D. BLESSING
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Method of Enhancing an Aromatization Catalyst
- Publication number 20110184217
- Publication date Jul 28, 2011
- Chevron Phillips Chemical Company LP
- Christopher D. BLESSING
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Method of enhancing an aromatization catalyst
- Publication number 20080027255
- Publication date Jan 31, 2008
- Chevron Phillips Chemical Company LP
- Christopher D. Blessing
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Method for removing reactive metal from a reactor
- Publication number 20010031313
- Publication date Oct 18, 2001
- Chevron Phillips Chemical Corporation LC.
- Dennis L. Holtermann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Dennis L. Holtermann

Person

Patents Grantslast 30 patents

Processes for preparing metallocene-based catalyst systems

Processes for preparing metallocene-based catalyst systems

Methods of removing a protective layer

Method of enhancing an aromatization catalyst

Methods of removing a protective layer

Method of enhancing an aromatization catalyst

Method of enhancing an aromatization catalyst

Method for removing reactive metal from a reactor system

Method for removing reactive metal from a reactor system

Reforming using a bound halided zeolite catalyst

Reforming using a bound halided zeolite catalyst

Isomerization process using zeolite SSZ-25

Reforming process with catalyst pretreatment

Low temperature regeneration of coke deactivated reforming catalysts

Low-Aluminum boron beta zeolite

Alkylation process using zeolite SSZ-25

Dewaxing process using zeolite SSZ-25

Sulfur removal systems for protection of reforming catalysts

Sulfur removal

Sulfur removal systems for protection of reforming crystals

Hydrocarbon conversion process using zeolite SSZ-25

Hydrocarbon conversion process using zeolite SSZ-32 having constrai...

Hydrocarbon conversion utilizing a low-aluminum boron beta zeolite

Method for removing sulfur to ultra low levels for protection of re...

Hydrocarbon conversion process using zeolite SSZ-32 as catalyst

Zeolite SSZ-25

Zeolite SSZ-28

Isomerization catalyst and process for its use

Low-aluminum boron beta zeolite

Low temperature regeneration of coke deactivated reforming catalysts

Patents Applicationslast 30 patents

Processes for Preparing Metallocene-Based Catalyst Systems

Processes for Preparing Metallocene-Based Catalyst Systems

Processes for Preparing Metallocene-Based Catalyst Systems

Methods of Removing a Protective Layer

Methods of Removing a Protective Layer

Method of Enhancing an Aromatization Catalyst

Method of Enhancing an Aromatization Catalyst

Method of enhancing an aromatization catalyst

Method for removing reactive metal from a reactor