Patent · US Active

Self-healing cement comprising polymer capable of swelling in gaseous environment

US10125302B2 · kind B2 · utility

4Cited by

3References

17Claims

0Family size

Assignee

Halliburton Energy Services, Inc. · US

Inventors

Vaishali Mishra · Pune, IN
Sunita Sameer Kadam · Pune, IN
Rahul Chandrakant Patil · Pune, IN

Key dates

Filing date	Sep 29, 2014
Grant date	Nov 13, 2018
Priority date	—
Expiry date	Sep 29, 2034

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B33/13
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A method of treating a subterranean formation includes introducing cement composition into a wellbore, the cement composition including a pumpable slurry of cement comprising a copolymer capable of swelling in a gaseous environment. A composition includes a pumpable slurry of cement comprising a copolymer capable of swelling in a gaseous environment.

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