Invention Grant
- Patent Title: Remotely located tuning circuits for multi-frequency, multi-purpose induction antennae in downhole tools
- Patent Title (中): 用于井下工具的多频，多用途感应天线的远程调谐电路
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Application No.: US13252019Application Date: 2011-10-03
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Publication No.: US09146332B2Publication Date: 2015-09-29
- Inventor: John Signorelli , Samuel Bell , Tsili Wang , Roland Edward Chemali , Sheng Fang
- Applicant: John Signorelli , Samuel Bell , Tsili Wang , Roland Edward Chemali , Sheng Fang
- Applicant Address: US TX Houston
- Assignee: BAKER HUGHES INCORPORATED
- Current Assignee: BAKER HUGHES INCORPORATED
- Current Assignee Address: US TX Houston
- Agency: Mossman Kumar & Tyler PC
- Main IPC: G01V3/28
- IPC: G01V3/28
Abstract:
An antenna system for a downhole tool has an antenna that is configured to operate at a plurality of frequencies. The tuning circuit is on the interior of the tool and shielded from borehole fluids. The tuning circuit is coupled to the antenna by a transformer circuit.
Public/Granted literature
- US20120032868A1 Remotely Located Tuning Circuits for Multi-Frequency, Multi-Purpose Induction Antennae in Downhole Tools Public/Granted day:2012-02-09
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