4. Communications, electrical: acoustic wave systems and devices
  5. Seismic prospecting
  6. Well logging

John E. Fontenot

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Method and apparatus for determining formation pressure

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Method and apparatus for determining true formation porosity fro

Induced nuclear reactions: processes – systems – and elements – Nuclear transmutation – By neutron bombardment
Patent

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Method determining formation dip

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Method for determining borehole stress from MWD parameter and ca

Measuring and testing – Specimen stress or strain – or testing by stress or strain... – Deformation or change in stress after fracture – cutting – or...
Patent

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Method for estimating formation characteristics of the exposed b

Boring or penetrating the earth – With signaling – indicating – testing or measuring – Indicating – testing or measuring a condition of the formation
Patent

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Profile ID: LFUS-PAI-P-1049300

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