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:
Oct. 22, 1996
Filed:
Dec. 28, 1993
Applicant:
Inventors:
Joseph Schapira, Paris, FR;
Jean-Claude Cheminaud, Herblay, FR;
Jean-Jacques Gasse, Gaillon, FR;
Eric Hadzamann, Mouy, FR;
Joel Bonnin, Saint Denis, FR;
Assignee:
C F P I, Gennevilliers, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ; C04B / ;
U.S. Cl.
CPC ...
106728 ; 106727 ; 106806 ; 106808 ; 106810 ; 106823 ; 524-2 ; 524-5 ; 524650 ;
Abstract
Composition adapted to improve the rheological properties of cement-based products and more especially to increase the duration of the workability of concrete ready to use, characterized in that it comprises, in the form of a ternary mixture