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:
Aug. 22, 2000
Filed:
Mar. 09, 1998
Applicant:
Inventors:
Graziella Durand, Chevreuse, FR;
Jean-Eric Poirier, Montigny-le-Bretonneux, FR;
Michel Chappat, Maurepas, FR;
Assignee:
Colas, Boulogne-Billancourt Cedex, US;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; C08L / ;
U.S. Cl.
CPC ...
106277 ; 516 43 ; 516113 ; 516140 ;
Abstract
Bitumen emulsion including bituminous phase having one of pure bitumen, fluxed bitumen, and modified bitumen. The bitumen emulsion also includes an aqueous phase including water and an emulsifying agent. The bitumen emulsion further includes a breaking agent encapsulated in capsules allowing control of breaking of the bitumen emulsion, the control involving rupture of the capsules from a mechanical effect by a mechanical action produced on the bitumen emulsion. Processes of producing a bitumen emulsion. Processes of controlling breaking of a bituminous emulsion.