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. 06, 2007
Filed:
Jul. 16, 2003
Applicants:
Theo Maesen, Point Richmond, CA (US);
Robert M. Carlson, Petaluma, CA (US);
Jeremy E. Dahl, Palo Alto, CA (US);
Shenggao Liu, Hercules, CA (US);
Hye Kyung C. Timken, Albany, CA (US);
Waqar R. Qureshi, San Francisco, CA (US);
Inventors:
Theo Maesen, Point Richmond, CA (US);
Robert M. Carlson, Petaluma, CA (US);
Jeremy E. Dahl, Palo Alto, CA (US);
Shenggao Liu, Hercules, CA (US);
Hye Kyung C. Timken, Albany, CA (US);
Waqar R. Qureshi, San Francisco, CA (US);
Assignee:
Chevron U.S.A. Inc., San Ramon, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 13/28 (2006.01); C07C 7/148 (2006.01); C07C 7/00 (2006.01); C10G 47/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Hydroprocessing such as hydrocracking is advantageously employed in processes for the recovery and purification of higher diamondoids from petroleum feedstocks. Hydrocracking and other hydroprocesses degrade nondiamondoid contaminants.