Carl Heinrich Schmitt-Henco

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Mainz, DT

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Patents Grantslast 30 patents

Information Patent Grant
Expanded synthetic calcium silicates
- Patent number 3,998,650
- Issue date Dec 21, 1976
- Dyckerhoff Zementwerke A.G.
- Carl Heinrich Schmitt-Henco
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES