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:
May. 08, 2018

Filed:

May. 24, 2016
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Ayman R. Al-Nakhli, Dhahran, SA;

Hazim H. Abass, Dhahran, SA;

Ahmad S. Al-Otaibi, Dhahran, SA;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/90 (2006.01); C09K 8/66 (2006.01); C09K 8/80 (2006.01); E21B 43/24 (2006.01); E21B 43/26 (2006.01); E21B 43/267 (2006.01); C09K 8/52 (2006.01); C09K 8/62 (2006.01); E21B 37/00 (2006.01); C09K 8/592 (2006.01);
U.S. Cl.
CPC ...
C09K 8/90 (2013.01); C09K 8/52 (2013.01); C09K 8/62 (2013.01); C09K 8/665 (2013.01); C09K 8/80 (2013.01); E21B 37/00 (2013.01); E21B 43/2405 (2013.01); E21B 43/26 (2013.01); E21B 43/267 (2013.01); C09K 8/592 (2013.01);
Abstract

A composition for improved hydrocarbon recovery from a formation due to cleanup of a residual viscous material is provided. The composition comprises an acid precursor, the acid precursor operable to trigger an exothermic reaction component; and the exothermic reaction component operable to generate heat, where the heat is operable to reduce a viscosity of the residual viscous material to create a reduced viscosity material, the reduced viscosity material operable to flow from the fractures.


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