Paul-Marie Michel

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Jumet, BE

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Patents Grantslast 30 patents

Information Patent Grant
Process of making glass beads from liquid medium feedstock
- Patent number 4,063,916
- Issue date Dec 20, 1977
- Sovitec S.A.
- Daniel De Vos
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Process for the preparation of expansible beads
- Patent number 4,059,423
- Issue date Nov 22, 1977
- Sovitec S.A.
- Daniel De Vos
- C03 - GLASS MINERAL OR SLAG WOOL