Heracus Shin-Estu America

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Camas, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Silica crucible with inner layer crystallizer and method
- Patent number 6,641,663
- Issue date Nov 4, 2003
- Heracus Shin-Estu America
- Katsuhiko Kemmochi
- C03 - GLASS MINERAL OR SLAG WOOL