Hans Kraemer

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Hilbersdorf, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing an oxygen-free or low-oxygen, high-temperatur...
- Patent number 5,616,308
- Issue date Apr 1, 1997
- Solvay Deutschland GmbH
- Robin Richter
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES