Thierry Botrel

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Patents Grantslast 30 patents

Information Patent Grant
Device for eliminating gas or paraffin hydrate deposits that form i...
- Patent number 6,756,021
- Issue date Jun 29, 2004
- Elf Exploration Production
- Thierry Botrel
- B08 - CLEANING
Information Patent Grant
Method for detecting inflow of fluid in a well while drilling and i...
- Patent number 6,540,021
- Issue date Apr 1, 2003
- Elf Exploration Production
- Thierry Botrel
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Device for eliminating gas or paraffin hydrate deposits that form i...
- Publication number 20020153140
- Publication date Oct 24, 2002
- Thierry Botrel
- B08 - CLEANING