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Mitchell D. Refvik
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Bartlesville, OK, US
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Patents Grants
last 30 patents
Information
Patent Grant
Hydrocyclone modification of catalyst system components for use in...
Patent number
11,801,502
Issue date
Oct 31, 2023
Chevron Phillips Chemical Company LP
Mark Scott
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
11,583,840
Issue date
Feb 21, 2023
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
11,583,841
Issue date
Feb 21, 2023
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
11,358,131
Issue date
Jun 14, 2022
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
11,358,132
Issue date
Jun 14, 2022
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
11,117,122
Issue date
Sep 14, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
11,110,443
Issue date
Sep 7, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
10,894,250
Issue date
Jan 19, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
10,894,249
Issue date
Jan 19, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
10,821,428
Issue date
Nov 3, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Processes for removing polysulfanes and elemental sulfur from hydro...
Patent number
10,773,958
Issue date
Sep 15, 2020
Chevron Phillips Chemical Company LP
Daniel M. Hasenberg
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
10,722,874
Issue date
Jul 28, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of preparing a catalyst utilizing hydrated reagents
Patent number
10,543,480
Issue date
Jan 28, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for conversion of dimethyl sulfide to methyl mercaptan
Patent number
10,513,492
Issue date
Dec 24, 2019
Chevron Phillips Chemical Company LP
Reza Khankal
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for conversion of dimethyl sulfide to methyl mercaptan
Patent number
10,273,204
Issue date
Apr 30, 2019
Chevron Phillips Chemical Company LP
Reza Khankal
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Methods of mercaptanizing olefinic hydrocarbons and compositions pr...
Patent number
9,340,715
Issue date
May 17, 2016
Chevron Phillips Chemical Company LP
Michael S. Matson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods of mercaptanizing olefinic hydrocarbons and compositions pr...
Patent number
9,340,716
Issue date
May 17, 2016
Chevron Phillips Chemical Company LP
Michael S. Matson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods of mercaptanizing olefinic hydrocarbons and compositions pr...
Patent number
9,340,717
Issue date
May 17, 2016
Chevron Phillips Chemical Company LP
Michael S. Matson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods of mercaptanizing olefinic hydrocarbons and compositions pr...
Patent number
9,133,370
Issue date
Sep 15, 2015
Chevron Phillips Chemical Company LP
Michael S. Matson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Methods of mercaptanizing olefinic hydrocarbons and compositions pr...
Patent number
8,461,293
Issue date
Jun 11, 2013
Chevron Phillips Chemical Company LP
Michael S. Matson
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polythiourethane compositions and processes for making and using same
Patent number
8,003,748
Issue date
Aug 23, 2011
Chevron Phillips Chemical Company, LP
Jim D. Byers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thiol ester compositions and processes for making and using same
Patent number
7,989,655
Issue date
Aug 2, 2011
Chevron Phillips Chemical Company LP
Mitchell D. Refvik
C05 - FERTILISERS MANUFACTURE THEREOF
Information
Patent Grant
Mercaptan-hardened epoxy polymer compositions and processes for mak...
Patent number
7,910,666
Issue date
Mar 22, 2011
Chevron Phillips Chemical Company LP
Jim D. Byers
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Thiol ester compositions and processes for making and using same
Patent number
7,781,484
Issue date
Aug 24, 2010
Chevron Phillips Chemical Company LP
Jim D. Byers
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Controlled release fertilizer material and process for production t...
Patent number
7,713,326
Issue date
May 11, 2010
Agrium Inc.
Leslie E. Carstens
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Graded catalyst bed for methyl mercaptan synthesis
Patent number
7,645,906
Issue date
Jan 12, 2010
Chevron Phillips Chemical Company LP
Daniel M Hasenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Polymer compositions and processes for making and using same
Patent number
7,585,932
Issue date
Sep 8, 2009
Chevron Phillips Chemical Company LP
Jim D Byers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thiol ester compositions and processes for making and using same
Patent number
7,557,236
Issue date
Jul 7, 2009
Chevron Phillips Chemical Company LP
Chad W. Brown
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information
Patent Grant
Process and catalyst for synthesis of mercaptans and sulfides from...
Patent number
7,399,893
Issue date
Jul 15, 2008
Chevron Phillips Chemical Company LP
Daniel M. Hasenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
System and method for purifying heptane
Patent number
7,326,820
Issue date
Feb 5, 2008
Chevron Phillips Chemical Company LP
Daniel M. Hasenberg
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
HYDROCYCLONE MODIFICATION OF CATALYST SYSTEM COMPONENTS FOR USE IN...
Publication number
20230356206
Publication date
Nov 9, 2023
Chevron Phillips Chemical Company LP
Carlos A. Cruz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
CHROMIUM-CATALYZED REACTIONS OF CARBON MONOXIDE WITH HYDROCARBONS I...
Publication number
20230321634
Publication date
Oct 12, 2023
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20230173474
Publication date
Jun 8, 2023
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
HYDROCYCLONE MODIFICATION OF CATALYST SYSTEM COMPONENTS FOR USE IN...
Publication number
20230077442
Publication date
Mar 16, 2023
Chevron Phillips Chemical Company LP
Carlos A. Cruz
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20220280925
Publication date
Sep 8, 2022
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20220274095
Publication date
Sep 1, 2022
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20210387172
Publication date
Dec 16, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20210370281
Publication date
Dec 2, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20210114008
Publication date
Apr 22, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20210114009
Publication date
Apr 22, 2021
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20200360909
Publication date
Nov 19, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20200316576
Publication date
Oct 8, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20200164351
Publication date
May 28, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20200114343
Publication date
Apr 16, 2020
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Preparing a Catalyst Utilizing Hydrated Reagents
Publication number
20190314797
Publication date
Oct 17, 2019
Chevron Phillips Chemical Company LP
Max P. McDaniel
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Process for Conversion of Dimethyl Sulfide to Methyl Mercaptan
Publication number
20180282268
Publication date
Oct 4, 2018
Chevron Phillips Chemical Company LP
Reza KHANKAL
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Process for Conversion of Dimethyl Sulfide to Methyl Mercaptan
Publication number
20180050986
Publication date
Feb 22, 2018
Chevron Phillips Chemical Company LP
Reza KHANKAL
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Methods of Mercaptanizing Olefinic Hydrocarbons and Compositions Pr...
Publication number
20150344752
Publication date
Dec 3, 2015
Chevron Phillips Chemical Company LP
Michael S. Matson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Methods of Mercaptanizing Olefinic Hydrocarbons and Compositions Pr...
Publication number
20150344756
Publication date
Dec 3, 2015
Chevron Phillips Chemical Company LP
Michael S. Matson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Methods of Mercaptanizing Olefinic Hydrocarbons and Compositions Pr...
Publication number
20150344742
Publication date
Dec 3, 2015
Chevron Phillips Chemical Company LP
Michael S. Matson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Processes for Removing Polysulfanes and Elemental Sulfur from Hydro...
Publication number
20150266734
Publication date
Sep 24, 2015
Chevron Phillips Chemical Company LP
Daniel M. Hasenberg
C01 - INORGANIC CHEMISTRY
Information
Patent Application
Methods of Mercaptanizing Olefinic Hydrocarbons and Compositions Pr...
Publication number
20130240780
Publication date
Sep 19, 2013
Chevron Phillips Chemical Company LP
Michael S. Matson
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHODS OF MERCAPTANIZING OLEFINIC HYDROCARBONS AND COMPOSITIONS PR...
Publication number
20120035291
Publication date
Feb 9, 2012
Chevron Phillips Chemical Company LP
Michael S. Matson
C07 - ORGANIC CHEMISTRY
Information
Patent Application
OLIGOMERIZATION OF BIS(BETA-HYDROXY) POLYSULFIDES THROUGH ETHERIFIC...
Publication number
20110251358
Publication date
Oct 13, 2011
Chevron Phillips Chemical Company LP
Jim D. Byers
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Methods and systems for the selective formation of thiourethane bon...
Publication number
20090124762
Publication date
May 14, 2009
Chad W. Brown
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Methods and compounds for curing polythiourethane compositions
Publication number
20090124784
Publication date
May 14, 2009
Chad W. Brown
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Graded Catalyst Bed for Methyl Mercaptan Synthesis
Publication number
20080242894
Publication date
Oct 2, 2008
Chevron Phillips Chemical Company, LP
Daniel M. Hasenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Thiourethane Compositions and Processes for Making and Using Same
Publication number
20080214774
Publication date
Sep 4, 2008
Chevron Phillips Chemical Company, LP
Chad W. Brown
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Process and catalyst for synthesis of mercaptans and sulfides from...
Publication number
20070135658
Publication date
Jun 14, 2007
Chevron Phillips Chemical Company LP
Daniel M. Hasenberg
C07 - ORGANIC CHEMISTRY
Information
Patent Application
MERCAPTAN-HARDENED EPOXY POLYMER COMPOSITIONS AND PROCESSES FOR MAK...
Publication number
20070112100
Publication date
May 17, 2007
Chevron Phillips Chemical Company, LP
Jim D. Byers
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...