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Quick-setting concrete and a method for making quick-setting concrete

United States Patent

5,624,493
April 29, 1997
View the Complete Patent at the US Patent & Trademark Office
Argonne National Laboratory - Visit the Technology Development and Commercialization Website
A method for producing quick setting concrete is provided comprising hydrng a concrete dry mixture with carbonate solution to create a slurry, and allowing the slurry to cure. The invention also provides for a quick setting concrete having a predetermined proportion of CaCO.sub.3 of between 5 and 23 weight percent of the entire concrete mixture, and whereby the concrete has a compression strength of approximately 4,000 pounds per square inch (psi) within 24 hours after pouring.
Wagh; Arun S. (Joliet, IL), Singh; Dileep (Westmont, IL), Pullockaran; Jose D. (Trenton, NJ), Knox; Lerry (Glen Ellyn, IL)
The United States of America as represented by the Department of Energy (Washington, DC)
08/ 424,947
April 19, 1995
CONTRACTUAL RIGHTS IN THE INVENTION The United States Government has rights in this invention pursuant to Contract No. W-31-109-ENG-38 between the U.S. Department of Energy and the University of Chicago, representing Argonne National Laboratory.