Invention Grant
- Patent Title: Downhole tool and method to boost fluid pressure and annular velocity
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Application No.: US14890625Application Date: 2013-07-16
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Publication No.: US10246957B2Publication Date: 2019-04-02
- Inventor: Alan William Marr
- 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/US2013/050731 WO 20130716
- International Announcement: WO2015/009289 WO 20150122
- Main IPC: E21B21/08
- IPC: E21B21/08 ; E21B21/00 ; E21B4/00 ; F04D13/14

Abstract:
A disclosed embodiment of a downhole tool includes a pump that is powered by rotation of the drill string to increase fluid pressure during downhole circulation.
Public/Granted literature
- US20160123098A1 DOWNHOLE TOOL AND METHOD TO BOOST FLUID PRESSURE AND ANNULAR VELOCITY Public/Granted day:2016-05-05
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