4. Acoustics
  5. Geophysical or subsurface exploration
  6. Seismic wave generation

Pierre Grolet

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Apparatus for storing a flexible elongated member, such as a fle

Fluid handling – With casing – support – protector or static constructional... – With hose storage or retrieval means
Patent

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Device for generating acoustic shear waves in the earth

Acoustics – Geophysical or subsurface exploration – Seismic wave generation
Patent

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Device for generating sound pulses inside a well, by percussion

Acoustics – Geophysical or subsurface exploration – Well logging
Patent

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Device for measuring the stresses applied in use to the downhole

Boring or penetrating the earth – With tool shaft detail – Axially telescoping shaft section
Patent

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Profile ID: LFUS-PAI-P-653514

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