Marhine Lauverane

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Gueugnon, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for pickling a piece of steel and in particular a sheet str...
- Patent number 5,992,196
- Issue date Nov 30, 1999
- Usinor
- Henri Giraud
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...