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:
Jan. 21, 1992
Filed:
Nov. 01, 1990
Applicant:
Inventors:
C Richard Hsieh, San Rafael, CA (US);
A John Gloyn, Walnut Creek, CA (US);
Assignee:
Chevron Research and Technology Company, San Francisco, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
585467 ; 208 46 ; 208 66 ;
Abstract
A process is disclosed for reducing the concentration of light aromatics, especially benzene, in a refinery stream by catalytic alkylation using an olefin-containing stream in a distillation column.
Hsieh, C. (1992). Alkylation of aromatics-containing refinery streams (U.S. Patent No. 5082990). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5082990
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile