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. 27, 1995
Filed:
Aug. 23, 1993
Applicant:
Inventors:
Gregory S Bobrowski, Chagrin Falls, OH (US);
Gregory C Guecia, Painesville, OH (US);
David A Lupyan, Chagrin Falls, OH (US);
Frederick D Kinney, Broadview Heights, OH (US);
Assignee:
Sandoz Ltd., Basel, CH;
Primary Examiner:
Int. Cl.
CPC ...
C04B / ; C04B / ;
U.S. Cl.
CPC ...
106802 ; 106724 ; 106725 ; 106727 ; 106728 ; 106729 ; 106804 ; 106806 ; 106808 ; 106809 ; 106810 ; 106819 ; 106823 ;
Abstract
A method of reclaiming leftover ready-mix concrete comprising the steps of: (1) retarding the hydration of the unused portion of concrete returned from a job site; and (2) after the desired retarded period adding a hydration acceleration agent to restore the concrete to a settable state.