Hanns-Jorg Engert

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Aachen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for producing heat-insulating material
- Patent number 5,520,729
- Issue date May 28, 1996
- Sicowa Verfahrenstechnik fur Baustoffe GmbH & Co. KG
- Hanns-Jorg Engert
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES