Sebastien Reboul

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Patents Grantslast 30 patents

Information Patent Grant
Fixed cutter drill bit having core receptacle with concave core cutter
- Patent number 10,329,843
- Issue date Jun 25, 2019
- Varel Europe S.A.S.
- Sebastien Reboul
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
FIXED CUTTER DRILL BIT HAVING CORE RECEPTACLE WITH CONCAVE CORE CUTTER
- Publication number 20170335630
- Publication date Nov 23, 2017
- SAME AS APPLICANT INFORMATION
- Sebastien Reboul
- E21 - EARTH DRILLING MINING