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.

Date of Patent:
Jul. 23, 2013

Filed:

Jun. 21, 2010
Applicants:

Raheel Shafi, Dhahran, SA;

Esam Z. Hamad, Dhahran, SA;

Stephane Cyrille Kressmann, Dhahran, SA;

Julio Hasselmeyer Moses, Dhahran, SA;

Inventors:

Raheel Shafi, Dhahran, SA;

Esam Z. Hamad, Dhahran, SA;

Stephane Cyrille Kressmann, Dhahran, SA;

Julio Hasselmeyer Moses, Dhahran, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10G 65/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to a process for the pretreatment of heavy oils using a catalytic hydrotreating process prior to introduction to a refinery. More specifically, the invention relates to the use of an HDM reactor and an HDS reactor in order to improve the characteristics of the heavy oil, such that when the oil is introduced into the refinery, the refinery can achieve improved throughputs, increased catalysts life, increased life cycles, and a reduction in overall operation costs.


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Shafi, Raheel. (2013). Alternative process for treatment of heavy crudes in a coking refinery (U.S. Patent No. 8491779). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8491779

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