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Henry J. Semerak
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Pasadena, TX, US
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Patents Grants
last 30 patents
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Patent Grant
Collapsible sparger
Patent number
6,659,434
Issue date
Dec 9, 2003
Catalytic Distillation Technologies
Ralph E. Casas
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Process for the production of tertiary alkyl ethers
Patent number
6,583,325
Issue date
Jun 24, 2003
Catalytic Distillation Technologies
Lawrence A. Smith
C07 - ORGANIC CHEMISTRY
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Patent Grant
Etherification process
Patent number
6,232,509
Issue date
May 15, 2001
Catalytic Distillation Technologies
Lawrence A. Smith
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for controlling catalytic distillation etherifications
Patent number
5,313,005
Issue date
May 17, 1994
Chemical Research & Licensing Company
Lawrence A. Smith
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Method for controlling catalytic distillation etherifications
Patent number
5,248,837
Issue date
Sep 28, 1993
Chemical Research & Licensing Company
Lawrenc A. Smith
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
COLLAPSIBLE SPARGER
Publication number
20040000731
Publication date
Jan 1, 2004
CATALYTIC DISTILLATION TECHNOLOGIES
Ralph E. Casas
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL