Gérard Leveau

Follow

Person

Saint Aibin le Guichard, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Tubular drill string component and corresponding drill string
- Patent number 9,291,004
- Issue date Mar 22, 2016
- VALLOUREC DRILLING PRODUCTS FRANCE
- Didier David
- E21 - EARTH DRILLING MINING
Information Patent Grant
Wired drill pipe with improved configuration
- Patent number 9,200,486
- Issue date Dec 1, 2015
- VALLOUREC DRILLING PRODUCTS FRANCE
- Gérard Leveau
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
WIRED DRILL PIPE WITH IMPROVED CONFIGURATION
- Publication number 20120111555
- Publication date May 10, 2012
- VAM DRILLING FRANCE
- Gerard Leveau
- E21 - EARTH DRILLING MINING
Information Patent Application
TUBULAR DRILL STRING COMPONENT AND CORRESPONDING DRILL STRING
- Publication number 20110290475
- Publication date Dec 1, 2011
- VAM DRILLING FRANCE
- Didier David
- E21 - EARTH DRILLING MINING