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. 19, 2001
Filed:
Feb. 12, 1998
Applicant:
Inventors:
K. Gifford Goodhue, Jr., Spring, TX (US);
Max M. Holmes, Laredo, TX (US);
Clinton Scott Norman, Chattanooga, TN (US);
John M. Wilkerson, III, Hixson, TN (US);
Assignee:
KB Technologies, Ltd., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 7/02 ; C04B 1/204 ; E02D 5/18 ;
U.S. Cl.
CPC ...
C09K 7/02 ; C04B 1/204 ; E02D 5/18 ;
Abstract
Compositions and methods useful in creating boreholes, tunnels and other excavations in unstable soils and earth formations, especially those composed partially or wholly of sand, gravel or other granular or permeable material are disclosed. The fluids include a polymer, and a soluble silicate ion source. The fluids of the invention, when used according to the methods of the invention, have unique dual functionality as excavating fluids and as earth-grouting or soil-hardening compositions.