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. 16, 2015
Filed:
Feb. 12, 2014
Applicants:
Steven Baxter, Springville, UT (US);
Jeff Fenton, Katy, TX (US);
Reiner Glockler, St. Michaelisdonn, DE;
Inventors:
Steven Baxter, Springville, UT (US);
Jeff Fenton, Katy, TX (US);
Reiner Glockler, St. Michaelisdonn, DE;
Assignee:
Sasol North America, Inc., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 14/30 (2006.01); C04B 28/04 (2006.01);
U.S. Cl.
CPC ...
C04B 14/303 (2013.01); C04B 28/04 (2013.01);
Abstract
A composition comprising cement and nano-sized crystalline particles of boehmite alumina or nano-sized crystalline particles of boehmite alumina which have been modified by the inclusion of silicon oxide, calcium oxide, or magnesium oxide. The boehmite alumina has an average crystallite size from about 2 nm to about 80 nm and a content of non-crystalline alumina of less than about 25 mol percent based on total aluminum.