Robert Portalier

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Ville d'Avray, FR

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Patents Grantslast 30 patents

Information Patent Grant
Valve for continuously and automatically supplying furnaces with mo...
- Patent number 4,143,674
- Issue date Mar 13, 1979
- Societe de Vente de l'Aluminium Pechiney
- Robert Portalier
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for obtaining novel blanks for extrusion by impact
- Patent number 4,113,473
- Issue date Sep 12, 1978
- Societe de Vente de l'Aluminium Pechiney
- Robert Gauvry
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Apparatus for molding at low pressure
- Patent number 3,980,125
- Issue date Sep 14, 1976
- Societe de Vente de l'Aluminium Pechiney
- Robert Portalier
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Injection device for molding machines
- Patent number 3,960,201
- Issue date Jun 1, 1976
- Societe de Vente de l'Aluminium Pechiney
- Robert Portalier
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Blanks for wiredrawing by impact
- Patent number 3,955,262
- Issue date May 11, 1976
- Societe de Vente de l'Aluminum Pechiney
- Robert Gauvry
- B22 - CASTING POWDER METALLURGY