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. 13, 1978
Filed:
Sep. 23, 1976
Applicant:
Inventor:
Charles Nyberg Hansen, Salt Lake City, UT (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ;
U.S. Cl.
CPC ...
252 70 ; 106 13 ; 427136 ;
Abstract
Methods and compositions for preventing or reducing spalling or degradation of pavement materials, including portland cement concrete and bituminous concrete, when a pavement is subjected to a freezing and thawing action while in contact with water or with de-icing solutions which have been produced by the action of de-icing compounds.