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

Patent · Tue Apr 29 00:00:00 EDT 1997

OSTI ID:504938

Wagh, A S; Singh, D; Pullockaran, J D; Knox, L

A method for producing quick setting concrete is provided comprising mixing 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. 2 figs.

• Research Organization: Univ. of Chicago, IL (United States)
• DOE Contract Number: W-31109-ENG-38
• Assignee: Dept. of Energy, Washington, DC (United States)
• Patent Number(s): US 5,624,493/A/
• Application Number: PAN: 8-424,947
• OSTI ID: 504938
• Resource Relation: Other Information: PBD: 29 Apr 1997
• Country of Publication: United States
• Language: English

Related Subjects

36 MATERIALS SCIENCE
CONCRETES
CURING
COMPRESSION STRENGTH
CALCIUM CARBONATES
CONCENTRATION RATIO
TIME DEPENDENCE