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:
Nov. 14, 2023

Filed:

Feb. 11, 2022
Applicants:

Angela Anh Doan, Spring, TX (US);

Antonio Bottiglieri, Houston, TX (US);

Daniel J. Daulton, The Woodlands, TX (US);

Cresencio Perez, Katy, TX (US);

Shanshan Huang, Middlesex, GB;

David James Hoolas, Iford, GB;

Emmanuel Therond, Egham, GB;

Paulo Jorge Da Cunha Gomes, Richmond, GB;

Inventors:

Angela Anh Doan, Spring, TX (US);

Antonio Bottiglieri, Houston, TX (US);

Daniel J. Daulton, The Woodlands, TX (US);

Cresencio Perez, Katy, TX (US);

Shanshan Huang, Middlesex, GB;

David James Hoolas, Iford, GB;

Emmanuel Therond, Egham, GB;

Paulo Jorge da Cunha Gomes, Richmond, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/467 (2006.01); C09K 8/487 (2006.01); E21B 33/138 (2006.01); E21B 33/14 (2006.01); E21B 33/13 (2006.01);
U.S. Cl.
CPC ...
C09K 8/487 (2013.01); C09K 8/467 (2013.01); E21B 33/13 (2013.01); E21B 33/138 (2013.01); E21B 33/14 (2013.01);
Abstract

A method of cementing a wellbore includes injecting into the wellbore a non-aqueous fluid; injecting into the wellbore a cement slurry and a non-ionic surfactant composition after injecting the non-aqueous fluid; and allowing the cement slurry to set, wherein the non-ionic surfactant composition comprises an alkyl end-capped ethoxylated fatty alcohol, a chain extended non-ionic surfactant, or a combination comprising at least one of the foregoing.


Find Patent Forward Citations

Loading…