Guy Zacharie

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Fontainebleau, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method of repairing or protecting an end of a metal tube in a heat...
- Patent number 4,960,650
- Issue date Oct 2, 1990
- Societe Anonyme
- Gilbert Vigneron
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Structural parts of austenitic nickel-chromium-iron alloy
- Patent number 4,877,465
- Issue date Oct 31, 1989
- Electicite de France (Service National)
- Jean R. Donati
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for mechanical removal of tensile stresses in a tube which h...
- Patent number 4,134,287
- Issue date Jan 16, 1979
- Electricite De France
- Georges Le Huede
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...