Naruhiko Akamatsu

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Berchem, BE

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Patents Grantslast 30 patents

Information Patent Grant
Method of recovering volatile foaming agent from prefoamed beads of...
- Patent number 4,682,989
- Issue date Jul 28, 1987
- Kanegafuchi Kagaku Kogyo Kabushiki Kaisha
- Hirofumi Maeda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...