PRAD Research & Development N.V.

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Curacao, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method of drilling a directonal well bore
- Patent number 4,715,452
- Issue date Dec 29, 1987
- Prad Research and Development NV
- Michael Sheppard
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drilling monitor with downhole torque and axial load transducers
- Patent number 4,695,957
- Issue date Sep 22, 1987
- PRAD Research & Development N.V.
- Bernard P. J. M. Peltier
- E21 - EARTH DRILLING MINING