Hans-Jurgen Guls

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Patents Grantslast 30 patents

Information Patent Grant
Carbon-containing and uncarbonized sinter magnesia refractories
- Patent number 4,315,992
- Issue date Feb 16, 1982
- Veitscher Magnesitwerke-Actien-Gesellschaft
- Hans-Jurgen Guls
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES