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Hercules, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tetrametallic bulk hydroprocessing catalysts
Patent number
12,011,710
Issue date
Jun 18, 2024
Chevron U.S.A. Inc.
Xiaoying Ouyang
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Tetrametallic bulk hydroprocessing catalysts
Patent number
11,951,458
Issue date
Apr 9, 2024
Chevron U.S.A. Inc.
Xiaoying Ouyang
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Tetrametallic bulk hydroprocessing catalysts
Patent number
11,731,112
Issue date
Aug 22, 2023
Chevron U.S.A. Inc.
Xiaoying Ouyang
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Catalytic remedy for advanced UCO bleed reduction in recycle hydroc...
Patent number
11,041,128
Issue date
Jun 22, 2021
Chevron U.S.A. Inc.
Theodorus Ludovicus Michael Maesen
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Regeneration of an ionic liquid catalyst by hydrogenation using a m...
Patent number
11,000,839
Issue date
May 11, 2021
Chevron U.S.A. Inc.
Hye Kyung Cho Timken
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalytic remedy for advanced UCO bleed reduction in recycle hydroc...
Patent number
10,968,405
Issue date
Apr 6, 2021
Chevron U.S.A. Inc.
Theodoras Ludovicus Michael Maesen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Spheroidal resid hydrodemetallation catalyst
Patent number
10,589,254
Issue date
Mar 17, 2020
Advanced Refining Technologies LLC
Stanislaw Plecha
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Extruded resid demetallation catalyst
Patent number
10,584,288
Issue date
Mar 10, 2020
Advanced Refining Technologies LLC
Viorel D. Duma
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Spheroidal resid hydrodemetallation catalyst
Patent number
10,279,335
Issue date
May 7, 2019
Advanced Refining Technologies LLC
Stanislaw Plecha
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Regeneration of an ionic liquid catalyst by hydrogenation using a m...
Patent number
9,956,553
Issue date
May 1, 2018
Chevron U.S.A. Inc.
Hye Kyung Cho Timken
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resid hydrotreating catalyst
Patent number
9,908,105
Issue date
Mar 6, 2018
Advanced Refining Technologies LLC
Viorel D. Duma
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Resid hydrotreating catalyst
Patent number
9,216,407
Issue date
Dec 22, 2015
Advanced Refining Technologies LLC
Viorel D. Duma
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
BASE OIL PRODUCTION USING UNCONVERTED OIL
Publication number
20240301300
Publication date
Sep 12, 2024
Chevron U.S.A. Inc.
Viorel DUMA
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
TETRAMETALLIC BULK HYDROPROCESSING CATALYSTS
Publication number
20240189801
Publication date
Jun 13, 2024
Chevron U.S.A. Inc.
Xiaoying OUYANG
C07 - ORGANIC CHEMISTRY
Information
Patent Application
HYDROCRACKING CATALYST AND PROCESS USING MOLECULAR SIEVE SSZ-91
Publication number
20240084205
Publication date
Mar 14, 2024
Chevron U.S.A. Inc.
Viorel DUMA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
TETRAMETALLIC BULK HYDROPROCESSING CATALYSTS
Publication number
20230347324
Publication date
Nov 2, 2023
Chevron U.S.A. Inc.
Xiaoying OUYANG
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
TETRAMETALLIC BULK HYDROPROCESSING CATALYSTS
Publication number
20210339232
Publication date
Nov 4, 2021
Chevron U.S.A. Inc.
Xiaoying OUYANG
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Catalytic Remedy for Advanced UCO Bleed Reduction in Recycle Hydroc...
Publication number
20200347309
Publication date
Nov 5, 2020
Chevron U.S.A. Inc.
Theodorus Ludovicus Michael MAESEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
PROCESS USING MEMBRANES TO SEPARATE ALKANE ISOMERS USED IN STEAM CR...
Publication number
20200102509
Publication date
Apr 2, 2020
Chevron U.S.A. Inc.
Nitesh Bhuwania
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
Catalytic Remedy for Advanced UCO Bleed Reduction in Recycle Hydroc...
Publication number
20200048566
Publication date
Feb 13, 2020
Chevron U.S.A. Inc.
Theodorus Ludovicus Michael MAESEN
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Spheroidal Resid Hydrodemetallation Catalyst
Publication number
20190184376
Publication date
Jun 20, 2019
Advanced Refining Technologies LLC
Stanislaw Plecha
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
REGENERATION OF AN IONIC LIQUID CATALYST BY HYDROGENATION USING A M...
Publication number
20180353945
Publication date
Dec 13, 2018
Chevron U.S.A. Inc.
Hye Kyung Cho Timken
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
REGENERATION OF AN IONIC LIQUID CATALYST BY HYDROGENATION USING A M...
Publication number
20170368544
Publication date
Dec 28, 2017
Chevron U.S.A. Inc.
Hye Kyung Cho Timken
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NOVEL RESID HYDROTREATING CATALYST
Publication number
20160074840
Publication date
Mar 17, 2016
Advanced Refining Technologies LLC
Viorel D. Duma
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXTRUDED RESID DEMETALLATION CATALYST
Publication number
20160017240
Publication date
Jan 21, 2016
Advanced Refining Technologies LLC
Viorel D. Duma
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
SPHEROIDAL RESID HYDRODEMETALLATION CATALYST
Publication number
20150224476
Publication date
Aug 13, 2015
Advanced Refining Technologies LLC
Stanislaw Plecha
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
NOVEL RESID HYDROTREATING CATALYST
Publication number
20140262956
Publication date
Sep 18, 2014
Advanced Refining Technologies LLC
Viorel D. Duma
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL