4. Measuring and testing
  5. Borehole or drilling
  6. Downhole test

John E. Kahil

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Apparatus for servicing tubular strings in subterranean wells

Wells – Processes – With indicating – testing – measuring or locating
Patent

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Method and apparatus for detecting the location of defects in tu

Electricity: measuring and testing – Magnetic – Plural tests
Patent

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Method and apparatus for measuring defects in ferromagnetic elem

Electricity: measuring and testing – Magnetic – Plural tests
Patent

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Method and apparatus for measuring defects in ferromagnetic tubi

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Profile ID: LFUS-PAI-P-229080

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