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:
Sep. 23, 2003
Filed:
Dec. 07, 1999
Applicant:
Inventors:
Larry L. Iaccino, Friendswood, TX (US);
Russell D. Sellen, Baytown, TX (US);
David C. Dankworth, Whitehouse Station, NJ (US);
Edward S. Ellis, Basking Ridge, NJ (US);
Jeffrey W. Frederick, Morris Plains, NJ (US);
Ramesh Gupta, Berkeley Heights, NJ (US);
James J. Schorfheide, Baton Rouge, LA (US);
Louis A. Curcio, Jr., Houston, TX (US);
Assignee:
ExxonMobil Research and Engineering Company, Annandale, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G 4/500 ; C10G 6/502 ;
U.S. Cl.
CPC ...
C10G 4/500 ; C10G 6/502 ;
Abstract
A process for upgrading a liquid petroleum or chemical stream wherein said stream flows countercurrent to the flow of a treat gas, such as a hydrogen-containing gas, in at least one reaction zone. The temperature of at least a portion of the liquid stream in the reactor is used to control the flooding characteristics of the reactor.