Robert Leveque

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Firminy, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for reducing the coefficient of friction and wear between a...
- Patent number 5,480,683
- Issue date Jan 2, 1996
- Nitruvid
- Claude Chabrol
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Forged cold-rolling roll
- Patent number 4,823,451
- Issue date Apr 25, 1989
- Chavanne - Ketin
- Joseph J. Terrasse
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Chromization of steels by gas process
- Patent number 4,357,182
- Issue date Nov 2, 1982
- Creusot-Loire
- Robert Leveque
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Chromizing of steels by gaseous method
- Patent number 4,242,151
- Issue date Dec 30, 1980
- Creusot-Loire
- Robert Leveque
- C21 - METALLURGY OF IRON