Invention Grant
- Patent Title: Downhole tubular inspection combining partial saturation and remote field eddy currents
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Application No.: US17665208Application Date: 2022-02-04
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Publication No.: US11693144B2Publication Date: 2023-07-04
- Inventor: Junwen Dai , Ahmed E. Fouda , Freeman Lee Hill, III , Christopher Michael Jones
- 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: C. Tumey Law Group PLLC
- Agent John Wustenberg
- Main IPC: G01V3/10
- IPC: G01V3/10 ; E21B47/00 ; E21B47/085 ; E21B47/0228 ; E21B47/007 ; E21B17/10

Abstract:
A system may include an electromagnetic (EM) logging tool for inspecting downhole tubulars. The EM logging tool may include a mandrel, at least one low-frequency transmitter coil disposed on the mandrel, at least one-low frequency receiver coil disposed on the mandrel, and at least one-high frequency sensor configured to measure one or more electromagnetic properties of a tubular.
Public/Granted literature
- US20220390641A1 Downhole Tubular Inspection Combining Partial Saturation And Remote Field Eddy Currents Public/Granted day:2022-12-08
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