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:
Dec. 27, 1983
Filed:
Aug. 14, 1980
Applicant:
Inventors:
Peter E Graf, Orinda, CA (US);
Judson E Goodrich, San Rafael, CA (US);
Assignee:
Chevron Research Company, San Francisco, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
B05D / ; E01C / ;
U.S. Cl.
CPC ...
427138 ; 106277 ; 2523115 ; 404 75 ; 405265 ; 427301 ;
Abstract
A method for depositing asphalt from an asphalt emulsion onto an aggregate is disclosed comprising wetting the aggregate with water containing between about 0.01 weight percent and about 1.0 weight percent of coupling agent selected to have charge opposite to the charge of said asphalt emulsion and applying said asphalt emulsion to the wetted aggregate.