Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Homer D. Libengood0
Eric W. Smith0
Date of Patent
October 5, 2010
0Patent Application Number
117876290
Date Filed
April 17, 2007
0Patent Primary Examiner
Patent abstract
The present invention is directed to a method for filling and sealing underground voids and the like with use of a grout comprising aggregate coated with a water-activated expanded hydrophobic polymeric resin, such as polyurethane.
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