Pierre Cazaux

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Communay, FR

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Patents Grantslast 30 patents

Information Patent Grant
Bitumen compositions containing polymers
- Patent number 4,164,490
- Issue date Aug 14, 1979
- Elf-Union
- Germain Hagenbach
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...