Invention Grant
- Patent Title: Downhole apparatus and method of use
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Application No.: US14785413Application Date: 2013-04-23
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Publication No.: US10590722B2Publication Date: 2020-03-17
- Inventor: Thomas Searight , William Chappel , Keith Armstrong
- Applicant: Halliburton Energy Services, Inc.
- Applicant Address: US TX Houston
- Assignee: Halliburton Energy Services, Inc.
- Current Assignee: Halliburton Energy Services, Inc.
- Current Assignee Address: US TX Houston
- Agency: Kilpatrick Townsend & Stockton LLP
- Priority: GB1307271.5 20130423
- International Application: PCT/GB2013/051267 WO 20130423
- International Announcement: WO2014/174288 WO 20141030
- Main IPC: E21B23/02
- IPC: E21B23/02 ; E21B23/01 ; E21B33/129 ; E21B23/00 ; E21B29/00

Abstract:
The invention provides a downhole apparatus (100) for positioning a tool or toolstring (10) in a wellbore and a method of use. The apparatus comprises a body (102) configured to be coupled to a tool or toolstring to be positioned in the wellbore. A plurality of support elements (108) is located on the body, the support elements comprising a first retracted position and a second open position. In the open position the support elements define one or more support surfaces. When the apparatus is lowered in a wellbore the one or more support surfaces of the support elements are configured to contact a restriction in the wellbore to support the apparatus in the wellbore and prevent downward movement of the apparatus in the wellbore past the restriction.
Public/Granted literature
- US20160108690A1 Downhole Apparatus and Method of Use Public/Granted day:2016-04-21
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