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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.:

US 10981828 B1

PDFFull Text
Date of Patent:
Apr. 20, 2021

Filed:

Aug. 20, 2019

High strength class c fly ash cementitious compositions with controllable setting

Applicant:

The Catholic University of America, Washington, DC (US);

Inventors:

Weiliang Gong, Rockville, MD (US);

Hui Xu, Rockville, MD (US);

Werner Lutze, Chevy Chase, MD (US);

Ian L. Pegg, Alexandria, VA (US);

Assignee:

The Catholic University of America, Washington, DC (US);

Attorneys:

Ajay A. Jagtiani

Miles & Stockbridge P.C.

Primary Examiner:

Anthony J Green

Int. Cl.
CPC ...
C04B 18/08 (2006.01); C04B 7/06 (2006.01); C04B 12/00 (2006.01); C04B 14/26 (2006.01); C04B 18/06 (2006.01); C04B 18/16 (2006.01); C04B 14/36 (2006.01);
U.S. Cl.
CPC ...
C04B 18/08 (2013.01); C04B 7/06 (2013.01); C04B 12/005 (2013.01); C04B 14/26 (2013.01); C04B 14/366 (2013.01); C04B 18/067 (2013.01); C04B 18/162 (2013.01); C04B 2201/52 (2013.01);
Abstract

An embodiment includes a Class C fly ash (CFA) cementitious composition with a controllable setting time comprising at least one Class C fly ash; at least one alkali hydroxide; at least one source of phosphate; and water. Alternate embodiments include a Class C fly ash (CFA) cementitious composition with a solid activator comprising at least one Class C fly ash; at least one alkali carbonate; at least one source of phosphate; and water.

Find Patent Forward Citations

Gong, Weiliang. (2021). High strength class c fly ash cementitious compositions with controllable setting (U.S. Patent No. 10981828). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10981828

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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