Patent · US Expired

Thru tubing tool and method

US7178589B2 · kind B2 · utility

18Cited by
11References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 21, 2003
Grant dateFeb 20, 2007
Priority date
Expiry dateMar 23, 2024

Classification

  • Technology area (CPC E)Fixed Constructions
  • CPC primaryE21B23/01
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

A downhole tool is disclosed that functions as an expandable anchoring tool, capable of passing through a restricted wellbore diameter while in a collapsed position and thereafter translating to an expanded position for grippingly engaging a larger wellbore diameter. An embodiment of the tool includes a body including a plurality of angled channels formed into a wall of the body and a plurality of moveable slips. The plurality of moveable slips translates along the plurality of angled channels between a collapsed position and an expanded position. The slips may include a plurality of extensions corresponding to and engaging the plurality of channels.

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