Demmel; Edward J.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Demmel; Edward J..The latest application filed is for "alkaline phosphate-activated clay/zeolite catalysts".

Company Profile

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Demmel; Edward J. - Newport Beach CA
Demmel; Edward J. - Pitman NJ

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Alkaline phosphate-activated clay/zeolite catalysts Grant 6,103,949 - Demmel , et al. August 15, 2	2000-08-15
SO.sub.x additive systems based upon use of multiple particle species Grant 6,048,821 - Demmel , et al. April 11, 2	2000-04-11
Alkaline phosphate-activated clay/zeolite catalysts Grant 5,958,818 - Demmel , et al. September 28, 1	1999-09-28
Processes for reacting bastnaesite with alkaline-earth metals Grant 5,618,406 - Demmel April 8, 1	1997-04-08
Production of attrition-resistant catalyst binders through use of delaminated clay Grant 5,288,739 - Demmel * February 22, 1	1994-02-22
Method for producing attrition-resistant catalyst binders Grant 5,190,902 - Demmel March 2, 1	1993-03-02
Synthetic spinels and processes for making them Grant 5,108,979 - Magnabosco , et al. April 28, 1	1992-04-28
Method of incorporating small crystalline catalytic ingredients into an attrition-resistant matrix Grant 4,826,793 - Velten , et al. May 2, 1	1989-05-02
Method and system for controlling the activity of a crystalline zeolite cracking catalyst Grant 3,926,778 - Owen , et al. December 16, 1	1975-12-16
Conversion of hydrocarbons with mixture of small and large pore crystalline zeolite catalyst compositions to accomplish cracking cyclization, and alkylation reactions Grant 3,894,934 - Owen , et al. July 15, 1	1975-07-15
Combination operation to maximize fuel oil product of low pour Grant 3,891,540 - Demmel , et al. June 24, 1	1975-06-24

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