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Chakka Sudhakar
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Beacon, NY, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process for upgrading a hydrocarbon oil
Patent number
6,547,957
Issue date
Apr 15, 2003
Texaco, Inc.
Chakka Sudhakar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
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
Process for upgrading a hydrocarbon oil
Patent number
5,928,501
Issue date
Jul 27, 1999
Texaco Inc.
Chakka Sudhakar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Selective hydrodesulfurization of cracked naphtha using hydrotalcit...
Patent number
5,851,382
Issue date
Dec 22, 1998
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selective hydrodesulfurization of cracked naphtha using novel manga...
Patent number
5,846,406
Issue date
Dec 8, 1998
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
Catalytic hydrocarbon upgrading process requiring no external hydro...
Patent number
5,817,229
Issue date
Oct 6, 1998
Texaco Inc.
Chakka Sudhakar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Selective hydrodesulfurization of cracked naphtha using novel catal...
Patent number
5,770,046
Issue date
Jun 23, 1998
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
5,676,822
Issue date
Oct 14, 1997
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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
Process for pretreatment of hydrocarbon oil prior to hydrocracking...
Patent number
5,624,547
Issue date
Apr 29, 1997
Texaco Inc.
Chakka Sudhakar
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
Hydrotreating of cracked naphtha
Patent number
5,538,930
Issue date
Jul 23, 1996
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Phosphorus-treated activated carbon composition
Patent number
5,538,929
Issue date
Jul 23, 1996
Westvaco Corporation
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
Selective hydrodesulfurization of naphtha using selectively poisone...
Patent number
5,525,211
Issue date
Jun 11, 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
Selective hydrodesulfurization of naphtha using spent resid catalyst
Patent number
5,423,975
Issue date
Jun 13, 1995
Texaco Inc.
Chakka Sudhakar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Hydrotreating of cracked naphtha
Patent number
5,423,976
Issue date
Jun 13, 1995
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
5,389,241
Issue date
Feb 14, 1995
Texaco Inc.
Chakka Sudhakar
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selective hydrodesulfurization of naphtha using deactivated hydrotr...
Patent number
5,286,373
Issue date
Feb 15, 1994
Texaco Inc.
Chakka Sudhakar
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Patents Applications
last 30 patents
Information
Patent Application
Hydrodesulfurization of oxidized sulfur compounds in liquid hydroca...
Publication number
20030094400
Publication date
May 22, 2003
Robert Edward Levy
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...