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:
Oct. 15, 2024

Filed:

Jun. 28, 2021
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Weishu Zhao, Dhahran, SA;

Jin Huang, Dhahran, SA;

Feng Liang, Cypress, TX (US);

Wengang Li, Khobar, SA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/32 (2006.01); C09K 8/504 (2006.01); C09K 8/512 (2006.01);
U.S. Cl.
CPC ...
C09K 8/5045 (2013.01); C09K 8/512 (2013.01); E21B 43/32 (2013.01);
Abstract

In accordance with one or more embodiments of the present disclosure, a low-density treatment fluid includes a base water-control system and at least one light-weight filler material. The base water-control system may include an inorganic material system comprising an aqueous colloidal silica and a water-soluble chemical activator for gelling the colloidal silica, or the base water-control system may include an organic material system comprising of polymeric material. The low-density treatment fluid may have a density of from 0.1 g/cmto 0.75 g/cm. Also described are methods of recovering a target fluid from a subterranean cavity using such a low-density treatment fluid.


Find Patent Forward Citations

Loading…