Patent · US Active

Cement compositions comprising sub-micron alumina and associated methods

US8476203B2 · kind B2 · utility

39Cited by

318References

29Claims

0Family size

Assignee

Halliburton Energy Services, Inc. · US

Inventors

Rahul Chandrakant Patil · Pune, IN
B. Raghava Reddy · Pearland, US
Abhimanyu Pramod Deshpande · Pune, IN
Christopher L. Gordon · Duncan, US
Craig W. Roddy · Duncan, US
Jiten Chatterji · Duncan, US
Roger S. Cromwell · Walters, US

Key dates

Filing date	Jan 4, 2010
Grant date	Jul 2, 2013
Priority date	—
Expiry date	Jan 4, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W30/91
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Methods and compositions that comprise sub-micron alumina for accelerating setting of a cement composition. An embodiment includes a method of cementing in a subterranean formation. The method may comprise introducing a cement composition into the subterranean formation, wherein the cement composition comprises hydraulic cement, sub-micron alumina, and water. The method further may comprise allowing the cement composition to set in the subterranean formation. Another embodiment includes a cement composition that may comprise hydraulic cement, sub-micron alumina, and water.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.