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Title: Method and apparatus for in-situ densification of geomaterials for sealing applications

A method and apparatus is described for forming improved seals in boreholes formed in host rock by using the apparatus to introduce a feedstock into the borehole and simultaneously subjecting the introduced feedstock to both compressive and shear stresses until the borehole becomes filled and sealed. 3 figs.
Inventors:
;
Issue Date:
OSTI Identifier:
504944
Assignee:
Dept. of Energy, Washington, DC (United States) SNL; SCA: 422000; PA: EDB-97:100208; SN: 97001815619
Patent Number(s):
US 5,622,453/A/
Application Number:
PAN: 8-430,043
Contract Number:
AC04-76DP00789
Resource Relation:
Other Information: PBD: 22 Apr 1997
Research Org:
AT&T Corporation
Country of Publication:
United States
Language:
English
Subject:
42 ENGINEERING NOT INCLUDED IN OTHER CATEGORIES; BOREHOLES; SEALS; SEALING MATERIALS; RESERVOIR ROCK; ROCK DRILLING; COMPRESSION; SHEAR