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:
Oct. 01, 2002
Filed:
Dec. 29, 1999
Stephen J. Miller, San Francisco, CA (US);
Arthur John Dahlberg, Benicia, CA (US);
Kamala R. Krishna, Danville, CA (US);
Russell R. Krug, Novato, CA (US);
ChevronTexaco Corporation, San Ramon, CA (US);
Abstract
A diesel fuel having at least 50% C to C paraffins, wherein the iso-paraffin to normal paraffin mole ratio is up to 21:1 and higher. This diesel fuel can be produced from a feed containing at least 90% C normal paraffins. This diesel fuel is produced by contacting a feed in an isomerization reaction zone a feed with a catalyst comprising a SAPO-11 and platinum in the presence of hydrogen (hydrogen:feed ratio of from 1,000 to 10,000 SCFB) at a temperature of from 340° C. to 420° C., a pressure of from 100 psig to 600 psig, and a liquid hourly space velocity of from 0.1 hr to 1.0 hr .