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Frank Dolfinger Jr.
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Poughkeepsie, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Hydrodenitrogenation of hydrocarbons utilizing a carbon-supported c...
Patent number
6,162,351
Issue date
Dec 19, 2000
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Carbon-supported hydrodearomatization catalyst
Patent number
5,837,640
Issue date
Nov 17, 1998
Texaco Inc.
Chakka Sudhakar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Hydrodearomatization of Hydrocarbons
Patent number
5,651,878
Issue date
Jul 29, 1997
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrodearomatization catalyst composition
Patent number
5,576,261
Issue date
Nov 19, 1996
Texaco Inc.
Chakka Sudhaker
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrodearomatization of hydrocarbons
Patent number
5,556,824
Issue date
Sep 17, 1996
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrodearomatization of hydrocarbon oils using novel "phophorus tre...
Patent number
5,529,968
Issue date
Jun 25, 1996
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for selective hydrodenitrogenation of raw oils
Patent number
5,500,401
Issue date
Mar 19, 1996
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for hydrodearomatization of hydrocarbon oils using carbon s...
Patent number
5,472,595
Issue date
Dec 5, 1995
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrodearomatization of hydrocarbon oils using novel "phosphorus tr...
Patent number
5,462,651
Issue date
Oct 31, 1995
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrodearomatization of hydrocarbons
Patent number
5,449,452
Issue date
Sep 12, 1995
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Hydrodearomatization of middle distillate hydrocarbons
Patent number
5,435,907
Issue date
Jul 25, 1995
Texaco Inc.
Chakka Sudhakar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Method for selective hydrodenitrogenation of raw oils
Patent number
5,389,241
Issue date
Feb 14, 1995
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL