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Dwayne R. Senn
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Bartlesville, OK, US
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Patents Grants
last 30 patents
Information
Patent Grant
Catalyst composition and processes therefor and therewith
Patent number
6,562,231
Issue date
May 13, 2003
ConocoPhillips Company
Lyle R. Kallenbach
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Passivated catalysts for cracking process
Patent number
6,110,357
Issue date
Aug 29, 2000
Phillips Petroleum Company
Dwayne R. Senn
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Catalyst composition and processes therefor and therewith
Patent number
6,037,299
Issue date
Mar 14, 2000
Phillips Petroleum Company
Dwayne R. Senn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Catalytic cracking process utilizing a catalyst comprising aluminum...
Patent number
5,618,407
Issue date
Apr 8, 1997
Phillips Petroleum Company
Lyle R. Kallenbach
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Metals passivation of cracking catalysts
Patent number
5,389,233
Issue date
Feb 14, 1995
Phillips Petroleum Company
Dwayne R. Senn
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Passivated catalysts for cracking process
Patent number
5,378,349
Issue date
Jan 3, 1995
Phillips Petroleum Company
Dwayne R. Senn
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Poly(arylene sulfide ketone)/poly(arylene sulfide sulfone) block co...
Patent number
5,298,574
Issue date
Mar 29, 1994
Phillips Petroleum Company
Dwayne R. Senn
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly(arylene sulfide sulfone)/poly(arylene sulfide ketone) block co...
Patent number
5,298,573
Issue date
Mar 29, 1994
Phillips Petroleum Company
Dwayne R. Senn
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Poly(arylene sulfide)/poly(arylene sulfide sulfone) block copolymer...
Patent number
5,286,817
Issue date
Feb 15, 1994
Phillips Petroleum Company
Dwayne R. Senn
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Random copolymers of poly(arylene sulfide)s and process therefor
Patent number
5,268,449
Issue date
Dec 7, 1993
Phillips Petroleum Company
Dwayne R. Senn
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Preparation of poly(arylene sulfide)s from poly(arylene sulfide dis...
Patent number
5,256,742
Issue date
Oct 26, 1993
Phillips Petroleum Company
William E. Sattich
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
Catalyst composition and processes therefor and therewith
Publication number
20030040430
Publication date
Feb 27, 2003
Lyle R. Kallenbach
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL