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:
Mar. 15, 2016

Filed:

Dec. 08, 2010
Applicants:

Peter Shelley Mills, Stamping Ground, KY (US);

Thomas L. Robl, Sadieville, KY (US);

Robert F. Rathbone, Midway, KY (US);

Robert Benjamin Jewell, Lexington, KY (US);

Inventors:

Peter Shelley Mills, Stamping Ground, KY (US);

Thomas L. Robl, Sadieville, KY (US);

Robert F. Rathbone, Midway, KY (US);

Robert Benjamin Jewell, Lexington, KY (US);

Assignees:

MINOVA INTERNATIONAL LIMITED, Chesterfield, GB;

UNIVERSITY OF KENTUCKY, Lexington, KY (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 7/32 (2006.01); C04B 11/30 (2006.01); C04B 28/06 (2006.01); C04B 28/14 (2006.01); C04B 111/00 (2006.01); C04B 111/72 (2006.01);
U.S. Cl.
CPC ...
C04B 28/065 (2013.01); C04B 7/323 (2013.01); C04B 28/14 (2013.01); C04B 11/30 (2013.01); C04B 2111/00155 (2013.01); C04B 2111/00577 (2013.01); C04B 2111/00724 (2013.01); C04B 2111/72 (2013.01); C04B 2201/05 (2013.01);
Abstract

The invention provides a cementitious composition comprising a cement component comprising (i) an accelerant, (ii) a calcium sulphate source and (iii) an ettringite forming cement; an aggregate; and optionally water; wherein the cement has a minimum unconfined compressive strength of 1500 psi when tested in accordance with ASTM C1140 and/or C1604 at 15 minutes after placement; methods for its use and concrete formed from it.


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