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Kenneth Butwell
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St. Lucie West, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process for the recovery of sulfur from Claus tail gas streams
Patent number
7,311,891
Issue date
Dec 25, 2007
BASF Catalysts LLC
William Bachop Dolan
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Claus feed gas hydrocarbon removal
Patent number
6,521,020
Issue date
Feb 18, 2003
Engelhard Corporation
Kenneth F. Butwell
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Claus feed gas hydrocarbon removal
Patent number
6,508,863
Issue date
Jan 21, 2003
Engelhard Corporation
John W. Byrne
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Pressure swing adsorption process
Patent number
6,497,750
Issue date
Dec 24, 2002
Engelhard Corporation
Kenneth F. Butwell
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Selective removal of nitrogen from natural gas by pressure swing ad...
Patent number
6,444,012
Issue date
Sep 3, 2002
Engelhard Corporation
William B. Dolan
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Claus feed gas hydrocarbon removal
Patent number
6,387,159
Issue date
May 14, 2002
Engelhard Corporation
Kenneth F. Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selective removal of nitrogen from natural gas by pressure swing ad...
Patent number
6,315,817
Issue date
Nov 13, 2001
Engelhard Corp.
Kenneth F. Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Selective removal of nitrogen from natural gas by pressure swing ad...
Patent number
6,197,092
Issue date
Mar 6, 2001
Engelhard Corporation
Kenneth F. Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Mixed solvent system for treating acidic gas
Patent number
4,705,673
Issue date
Nov 10, 1987
Union Carbide Corporation
Paul J. Capobianco
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for the separation of aromatic hydrocarbons from petroleum...
Patent number
4,401,560
Issue date
Aug 30, 1983
Union Carbide Corporation
Jose A. Vidueira
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Vapor-liquid contacting system
Patent number
4,297,329
Issue date
Oct 27, 1981
Union Carbide Corporation
Paul W. Sigmund
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Vapor-liquid contacting system
Patent number
4,278,621
Issue date
Jul 14, 1981
Union Carbide Corporation
Paul W. Sigmund
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for CO.sub.2 removal
Patent number
4,184,855
Issue date
Jan 22, 1980
Union Carbide Corporation
Kenneth F. Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for separating polymeric contaminants from aqueous absorben...
Patent number
4,113,837
Issue date
Sep 12, 1978
Union Carbide Corporation
John Edward Kendall
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for acid gas removal
Patent number
4,093,701
Issue date
Jun 6, 1978
Union Carbide Corporation
Kenneth Francis Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Process for acid gas removal
Patent number
4,079,117
Issue date
Mar 14, 1978
Union Carbide Corporation
Kenneth Francis Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
Process for the recovery of sulfur from Claus tail gas streams
Publication number
20060204432
Publication date
Sep 14, 2006
William Bachop Dolan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Pressure swing adsorption process
Publication number
20020162452
Publication date
Nov 7, 2002
ENGELHARD CORPORATION
Kenneth F. Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Claus feed gas hydrocarbon removal
Publication number
20020134241
Publication date
Sep 26, 2002
Kenneth F. Butwell
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL