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US 6,328,106 B1Granted
Sealing subterranean zones
AssigneeHalliburton Energy Services, Inc.
InventorsJames E. Griffith, Ricky A. Cox, Jiten Chatterji, Bobby J. King, Roger S. Cromwell, John L. Dennis, Jr.
Life of this patent
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Abstract
The present invention provides improved compositions and methods of using the compositions for sealing subterranean zones. One composition of the invention is comprised of water, an aqueous rubber latex, an organophilic clay, sodium carbonate, an epoxy resin and a hardening agent for said epoxy resin.
Claims5
An improved method of sealing a subterranean zone penetrated by a well bore comprising the steps of:
- preparing a subterranean zone sealing composition comprising an aqueous rubber latex, a latex stabilizing surfactant, an epoxy resin and a hardening agent for said epoxy resin;
- introducing said sealing composition into said zone by way of said well bore during drilling;
- and
- allowing said sealing composition to harden into a firm but resilient sealing mass in said zone.
1 more element
Dependencies are inferred from the claim text.