Invention Grant
- Patent Title: Downhole latch assembly
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Application No.: US14400774Application Date: 2013-12-20
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Publication No.: US09695657B2Publication Date: 2017-07-04
- Inventor: Timothy E. Harms
- 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
- International Application: PCT/US2013/076899 WO 20131220
- International Announcement: WO2015/094338 WO 20150625
- Main IPC: E21B23/02
- IPC: E21B23/02 ; E21B17/046 ; E21B17/06 ; E21B23/01

Abstract:
An assembly and method of latching an upper completion mandrel to a lower completion receptacle that is located downhole to prevent or limit movement between the mandrel and the receptacle. The method includes lowering the mandrel having a latch assembly carried by the mandrel to a first position relative to the receptacle, raising the mandrel to position the latch assembly in a second position relative to the receptacle, and lowering the mandrel to position the latch assembly in a third position relative to the receptacle to limit upward and downward movement of the mandrel relative to the receptacle.
Public/Granted literature
- US20160273290A1 DOWNHOLE LATCH ASSEMBLY Public/Granted day:2016-09-22
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