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US 6,668,928 B2Granted
Resilient cement
AssigneeHalliburton Energy Services, Inc.
InventorLance E. Brothers
Life of this patent
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Abstract
A method and composition is provided for sealing a subterranean zone penetrated by a well bore, wherein the composition basically comprises a mixture of latex, dithio carbamate, zinc oxide, and sulfur.
Claims54
A method of sealing a subterranean zone penetrated by a well bore comprising:
- preparing a sealing composition comprising latex, dithio carbamate, zinc oxide, sulfur and acetylenic alcohol;
- placing the sealing composition into the subterranean zone;
- and
- allowing the sealing composition to set therein.
1 more element
A composition for sealing a subterranean zone penetrated by a well bore comprising:
- latex, dithio carbamate, zinc oxide, sulfur and acetylenic alcohol.
A method of sealing a subterranean zone penetrated by a well bore comprising:
- preparing a sealing composition consisting essentially of latex, dithio carbamate, zinc oxide, and sulfur;
- placing the sealing composition into the subterranean zone;
- and allowing the sealing composition to set therein.
A composition for sealing a subterranean zone penetrated by a well bore consisting essentially of latex, dithio carbamate, zinc oxide, and sulfur.
Dependencies are inferred from the claim text.