Fredj Fitoussi

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St. Genis Laval, FR

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Patents Grantslast 30 patents

Information Patent Grant
Method for the preparation of bitumens modified by polymers
- Patent number 4,237,052
- Issue date Dec 2, 1980
- Elf-Union
- Fredj Fitoussi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...