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:
Aug. 11, 2026

Filed:

May. 15, 2025
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Naser Otaibi, Khobar, SA;

Hasan Alkhunizi, Qatif, SA;

Amjad Alshaarawi, Khobar, SA;

Aqeel Alshakhouri, Qatif, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01);
U.S. Cl.
CPC ...
E21B 33/063 (2013.01);
Abstract

A system for containing well pressure including a well, a well casing, a blowout preventer (BOP), and a fuel container fluidly connected to the BOP that contains a fuel composition. The fuel composition auto ignites at a temperature between 150° F. and 1100° F. The fuel container of the system is configured to transfer heat from outside the fuel container to inside. A method for containing well pressure including heating a fuel container fluidly connected to a BOP and containing a fuel composition, autoigniting the fuel composition, producing a pressurized gas from a reaction activated by the autoignited fuel composition, directing the pressurized gas from the fuel container to a first volume of a ram casing of the BOP, expanding the pressurized gas in the first volume, driving the ram piston into a second volume of the ram casing, and driving a ram head or annular ram thereby sealing the well.


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