David E. Earls

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Pinole, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Balanced flow resistance OCR distributor cone
- Patent number 6,387,334
- Issue date May 14, 2002
- Chevron U.S.A. Inc.
- William B. Krantz
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus and method for quenching in hydroprocessing of a hydrocar...
- Patent number 5,660,715
- Issue date Aug 26, 1997
- Chevron U.S.A. Inc.
- Harold J. Trimble
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus and method for quenching in hydroprocessing of a hydrocar...
- Patent number 5,648,051
- Issue date Jul 15, 1997
- Chevron U.S.A. Inc.
- Harold J. Trimble
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus for catalyst replacement
- Patent number 5,603,904
- Issue date Feb 18, 1997
- Chevron U.S.A. Inc.
- Robert W. Bachtel
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Apparatus and method for quenching in hydroprocessing of a hydrocar...
- Patent number 5,492,617
- Issue date Feb 20, 1996
- Harold J. Trimble
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for regenerating a spent copper composite sulfur sorbent
- Patent number 4,442,221
- Issue date Apr 10, 1984
- Chevron Research Company
- Keith C. Bishop
- C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Presulfiding OCR catalyst replacement batches
- Publication number 20050006283
- Publication date Jan 13, 2005
- Chevron U.S.A. Inc.
- Pak C. Leung
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Presulfiding OCR catalyst replacement batches
- Publication number 20020043483
- Publication date Apr 18, 2002
- Pak C. Leung
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...