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:
Jun. 02, 2020
Filed:
May. 12, 2016
Applicant:
Holcim Technology Ltd., Jona, CH;
Inventors:
Moussa Baalbaki, Möriken, CH;
Bill Gong, Ontario, CA;
David Babayan, Aarau Rohr, CH;
Winnie Matthes, Aarau, CH;
Assignee:
Holcim Technology Ltd., Jona, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 28/04 (2006.01); C04B 40/00 (2006.01); C04B 14/06 (2006.01); C04B 22/06 (2006.01); C04B 24/32 (2006.01); C04B 111/34 (2006.01);
U.S. Cl.
CPC ...
C04B 28/04 (2013.01); C04B 14/06 (2013.01); C04B 22/064 (2013.01); C04B 24/32 (2013.01); C04B 40/0042 (2013.01); C04B 2111/346 (2013.01);
Abstract
A concrete composition having, in a mixture with water, a hydraulic binder, sand, aggregates, an expanding agent and a shrinkage reducing admixture, wherein the expanding agent is calcium oxide having a low reactivity such that the concrete casted using the composition does not expand by more than 0.05 vol. % during the first 10 days, preferably not expanding more than 0.05 vol. % during the first 7 days, after having been cast.