Jean-Paul Lecann

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Dammartin en Goele, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for extracting, analyzing and measuring constitue...
- Patent number 6,443,001
- Issue date Sep 3, 2002
- Institut Francais du Petrole
- Gilbert Duriez
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device and method for measuring the flow rate of drill cuttings
- Patent number 6,410,862
- Issue date Jun 25, 2002
- Geoservices S.A.
- Jean-Paul Lecann
- E21 - EARTH DRILLING MINING