The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 26, 1991
Filed:
Mar. 26, 1990
Applicant:
Inventors:
Jeffrey R Burkinshaw, Bartlesville, OK (US);
Leo L Gingerich, Nowata, OK (US);
Assignee:
Phillips Petroleum Company, Bartlesville, OK (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585516 ; 585530 ; 585531 ;
Abstract
In processes for dimerization of olefins in the presence of potassium catalysts, plugging of the catalyst bed may be avoided by purging with certain aliphatic hydrocarbons.
Burkinshaw, Jeffrey. (1991). Inert purge in catalytic dimerization of olefins (U.S. Patent No. 4996383). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4996383
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile