Bertrand Donze

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Dugny, FR

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Patents Grantslast 30 patents

Information Patent Grant
Flame-cutting of cold or hot slabs using one or more oxycutting tor...
- Patent number 6,712,911
- Issue date Mar 30, 2004
- Eon Holding S.A.
- Valérie Donze
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Oxygen cutting of slabs
- Patent number 6,534,739
- Issue date Mar 18, 2003
- Eon Holding S.A.
- Valérie Donze
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Oxygen cutting of slabs
- Publication number 20040079447
- Publication date Apr 29, 2004
- Valerie Donze
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Flame-cutting of cold or hot slabs using one or more oxyacetylene t...
- Publication number 20020158375
- Publication date Oct 31, 2002
- EON HOLDING S.A.
- Valerie Donze
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Oxygen cutting of slabs
- Publication number 20020017506
- Publication date Feb 14, 2002
- Valerie Donze
- B22 - CASTING POWDER METALLURGY