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:
Mar. 08, 1988
Filed:
Feb. 28, 1986
Applicant:
Inventors:
David A Lindsay, Orange, CA (US);
Michael C Smith, Costa Mesa, CA (US);
Walter Albertson, Brea, CA (US);
Marvin J Schwedock, Costa Mesa, CA (US);
Assignee:
Union Oil Company of California, Los Angeles, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C10G / ; C10G / ;
U.S. Cl.
CPC ...
208211 ; 2082 / ; 2082 / ; 2082 / ; 2082 / ;
Abstract
In the catalytic processing of hydrocarbons, a hydrocarbon oil is successively contacted with a particulate catalyst in a first reaction zone and contacted at a higher temperature with a second portion of the particulate catalyst in the same reaction zone or in a second reaction zone.