Francois Colas

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Bourg la Reine, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method of mounting an annular element on a metal tube of aluminum o...
- Patent number 4,627,149
- Issue date Dec 9, 1986
- Cegedur Societe de Transformation de l'Aluminium Pechiney
- Francois Colas
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for connecting a tube and a sheet metal element
- Patent number 4,597,687
- Issue date Jul 1, 1986
- Francois Colas
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coupling of a tube to a ring member
- Patent number 4,389,134
- Issue date Jun 21, 1983
- Cegedur Societe de Transformation de l'Aluminium Pechiney
- Francois Colas
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Solar energy focusing means comprising modular elements
- Patent number 4,326,773
- Issue date Apr 27, 1982
- Cegedur Societe de Transformation de l'Aluminium Pechiney
- Francois Colas
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Method of forming pipe union
- Patent number 4,302,874
- Issue date Dec 1, 1981
- Cegedur Societe de Transformation de l'Aluminium Pechiney
- Francois Colas
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...