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. 13, 2025

Filed:

Nov. 02, 2021
Applicant:

Saudi Arabian Oil Company, Dhahran, SA;

Inventors:

Maxim Orlov, Moscow, RU;

Abdullah S. Al-Yami, Dhahran, SA;

Madina Baltaeva, Astrakhan, RU;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 13/16 (2006.01); C04B 20/00 (2006.01); C04B 20/10 (2006.01); C04B 24/12 (2006.01); C04B 28/02 (2006.01); C04B 28/04 (2006.01); C04B 103/00 (2006.01); C04B 103/40 (2006.01); C04B 111/00 (2006.01);
U.S. Cl.
CPC ...
C04B 20/0008 (2013.01); B01J 13/16 (2013.01); C04B 20/0036 (2013.01); C04B 20/1037 (2013.01); C04B 24/125 (2013.01); C04B 28/02 (2013.01); C04B 28/04 (2013.01); C04B 2103/0049 (2013.01); C04B 2103/0067 (2013.01); C04B 2103/40 (2013.01); C04B 2111/00663 (2013.01);
Abstract

Microcapsule encapsulated microcapsule (MIM) material compositions and methods for preparing the same are provided for self-repairing cements that include a plurality of first microcapsules where each of the first microcapsule comprises a first core and a first shell and a plurality of second microcapsules that each comprise a second core and a second shell where the plurality of second microcapsules are dispersed within a continuous phase comprised within the first core of each of the first microcapsules. The MIM material may be prepared such that the first and second shell comprise a cross-linked material. Compositions for self-healing cement slurries are also provided and include cement, sand, water, and microcapsule encapsulated microcapsules (MIM) materials.


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