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:
Mar. 15, 1983
Filed:
Apr. 01, 1982
Applicant:
Inventor:
Gar L Woo, Tiburon, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
C04B / ;
U.S. Cl.
CPC ...
501140 ; 10628729 ; 10628732 ;
Abstract
Sulfur cement-aggregate compositions comprising sulfur cement, aggregate, and an amount of a phosphoric acid effective to improve the resistance of said compositions to freeze-thaw degradation. The compositions are prepared by the admixture of phosphoric acid to the molten composition or a component thereof. The compositions can be used as mortars or concretes depending on the particle size of the principal aggregate component.