Jean-Marc Jour

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Aulnoye-Aymeries, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for controlling a rolling mill having oblique rolls and a r...
- Patent number 4,660,398
- Issue date Apr 28, 1987
- Vallourec S.A.
- Jean-Marc Jour
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...