Patent · US Expired

Downhole sealing tools and method of use

US7048066B2 · kind B2 · utility

21Cited by
33References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 9, 2002
Grant dateMay 23, 2006
Priority date
Expiry dateJan 3, 2023

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B33/1285
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A downhole tool apparatus for insertion into and sealing engagement with a wellbore. The downhole tool includes upper and lower casing engaging members and an intervening sealing member. In one aspect the intervening sealing member may be a deformable material. In another aspect, the intervening sealing member may be a flowable material cured in the well bore.

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