Philippe Lefevre

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Brussels, BE

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing a packing device for an installation puttin...
- Patent number 4,668,321
- Issue date May 26, 1987
- Engetra, S.A.
- Philippe Lefevre
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Packing device for an installation putting a liquid and a gas in co...
- Patent number 4,581,183
- Issue date Apr 8, 1986
- Engetra S.A.
- Philippe Lefevre
- F28 - HEAT EXCHANGE IN GENERAL