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.
Patent No.:
Date of Patent:
Feb. 27, 2024
Filed:
Oct. 05, 2021
Applicant:
Brookhaven Science Associates, Llc, Upton, NY (US);
Inventors:
Tatiana Pyatina, Stony Brook, NY (US);
Toshifumi Sugama, Wading River, NY (US);
Assignee:
Brookhaven Science Associates, LLC, Upton, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 20/10 (2006.01); C04B 24/42 (2006.01); C04B 28/26 (2006.01); C04B 40/00 (2006.01); C09K 8/467 (2006.01); C04B 28/06 (2006.01); C04B 18/08 (2006.01); C04B 111/20 (2006.01); C04B 111/27 (2006.01);
U.S. Cl.
CPC ...
C09K 8/467 (2013.01); C04B 18/082 (2013.01); C04B 20/1037 (2013.01); C04B 20/1051 (2013.01); C04B 24/42 (2013.01); C04B 28/06 (2013.01); C04B 28/26 (2013.01); C04B 40/0042 (2013.01); C04B 2111/2084 (2013.01); C04B 2111/27 (2013.01); C04B 2201/20 (2013.01); C04B 2201/32 (2013.01);
Abstract
A well cement composite and a method for making a well cement composite includes a mixture of calcium aluminate cement (CAC) and fly ash cenospheres (CS) in a weight ratio of from 30:70 to 80:20 CAC to CS; sodium metasilicate (SMS) in an amount of from 1 to 10% of the total weight of the mixture of CAC and CS; polymethylhydrosiloxane (PMHS) in an amount of from 0.5 to 6.0% of the total weight of the mixture of CAC and CS; and water in a weight ratio of from 0.5:1.0 to 1.2:1.0 of water to CAC and CS.