Patent · US Active

Radiation-induced triggering for set-on-command sealant compositions

US9296938B2 · kind B2 · utility

0Cited by

7References

25Claims

0Family size

Assignee

Halliburton Energy Services, Inc. · US

Inventors

Samuel J. Lewis · The Woodlands, US
James Lynn Davis · Holly Springs, US
Vijay Gupta · Cary, US
Michele Ostraat · Somerville, US
David F. Myers · Cary, US
Michael Lamvik · Durham, US
Andrew Dummer · Chapel Hill, US
Vikram Rao · Chapel Hill, US
Lawrence R. Roberts · Acton, US
Anthony M. Badalamenti · Katy, US
Paul Hoertz · Morrisville, US

Key dates

Filing date	Jan 8, 2014
Grant date	Mar 29, 2016
Priority date	—
Expiry date	Mar 16, 2034

Classification

Technology area (CPC E)Fixed Constructions
CPC primaryE21B33/14
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

Sealant compositions comprising: a wellbore treatment fluid; a set modifier; and, a polymeric component that inhibits release of the set modifier; wherein exposure to ionizing radiation causes degradation of the polymeric component resulting in release of the set modifier and an increase in the mechanical strength of the sealant composition.

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