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

Patent Application ·
OSTI ID:555306

This invention relates to a method for producing concrete, and more specifically, this invention relates to a method for producing quick-setting concrete while simultaneously minimizing the release of carbon dioxide to the atmosphere, said release of carbon dioxide inherent in cement production. A method for producing quick setting concrete comprises hydrating 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.

Research Organization:
Argonne National Lab. (ANL), Argonne, IL (United States)
Sponsoring Organization:
USDOE Office of Energy Research, Washington, DC (United States)
DOE Contract Number:
W-31109-ENG-38
Assignee:
US Dept. of Energy, Washington, DC (United States)
Patent Number(s):
PATENTS-US-A8424947
Application Number:
ON: DE97009513; PAN: 8-424,947; TRN: AHC29802%%7
OSTI ID:
555306
Resource Relation:
Other Information: PBD: 1995
Country of Publication:
United States
Language:
English