Rene Denjean

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Pavillon-sous-Bois, FR

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Patents Grantslast 30 patents

Information Patent Grant
Heat-exchanger with rotor having radial passages
- Patent number 4,174,748
- Issue date Nov 20, 1979
- Air Industrie
- Rene Denjean
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Processes and installations for melting pig-iron in a cupola furnace
- Patent number 4,114,862
- Issue date Sep 19, 1978
- Air Industrie
- Rene Denjean
- C21 - METALLURGY OF IRON