Philippe Druelle

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Gournay Sur Marne, FR

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Patents Grantslast 30 patents

Information Patent Grant
Machine for remotely lining the inside of a heat exchanger tube end...
- Patent number 5,008,996
- Issue date Apr 23, 1991
- Stein Industrie
- Christian Bonnand
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Installation for the detensioning of expanded tubes, particularly i...
- Patent number 4,821,545
- Issue date Apr 18, 1989
- Intercontrole S. A.
- Philippe Druelle
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR