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. 19, 1991
Filed:
Feb. 08, 1989
Applicant:
Inventors:
William G Carpenter, Powell, OH (US);
Colleen M Henry, Worthington, OH (US);
Assignee:
Ashland Oil, Inc., Russell, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
524871 ; 524590 ; 427136 ; 427140 ;
Abstract
The invention relates to a process for filling space in a structure with a polyurethane composite in the presence of water which comprises adding a coarse aggregate and certain polyurethane binders to the space of the structure to be filled. The process is particularly useful for filling space in roads, runways, and other structures made of asphalt, concrete, or similar building materials.