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

Philip S. Cheung

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Method and apparatus for determining a depth correction for a lo

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Method for determining fluid mobility characteristics of earth f

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Well logging
Patent

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Method of acoustically detecting fractures in a borehole

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Well logging
Patent

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Profile ID: LFUS-PAI-P-597633

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