Patent · US Active

Mitigating annular pressure buildup using temperature-activated polymeric particulates

US9631132B2 · kind B2 · utility

6Cited by
21References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 11, 2013
Grant dateApr 25, 2017
Priority date
Expiry dateMar 21, 2034

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L25/06
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A variety of methods and compositions, including, in one embodiment, a method that comprises providing a treatment fluid comprising a carrier fluid and temperature-activated polymeric particulates. The temperature-activated polymeric particulates may include a compressible gas trapped in the temperature-activated polymeric particulates. The method may further comprise introducing the treatment fluid into a well bore annulus.

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