Frederic Brongniart

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Liergues, FR

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Patents Grantslast 30 patents

Information Patent Grant
Rotary percussive drilling device
- Patent number 7,404,458
- Issue date Jul 29, 2008
- Sandvik Mining and Construction Lyon SAS
- Franck Leon
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Device for dispatching resin cartridges for a bolting device
- Publication number 20080145152
- Publication date Jun 19, 2008
- SANDVIK MINING AND CONSTRUCTION LYON SAS
- Frederic Brongniart
- E21 - EARTH DRILLING MINING
Information Patent Application
Flexible tubing for a rotary-percussion drilling device
- Publication number 20080061621
- Publication date Mar 13, 2008
- SANDVIK MINING AND CONSTRUCTION LYON SAS
- Franck Leon
- E21 - EARTH DRILLING MINING
Information Patent Application
Rotary percussive drilling device
- Publication number 20060207800
- Publication date Sep 21, 2006
- SANDVIK TAMROCK SECOMA SAS
- Franck Leon
- E21 - EARTH DRILLING MINING