Klaus Bielfeldt

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Konigswinter, DE

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Patents Grantslast 30 patents

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Process for producing finely divided dispersions of metal oxides in...
- Patent number 4,574,001
- Issue date Mar 4, 1986
- Vereinigte Aluminiumwerke Aktiengesellschaft
- Klaus Bielfeldt
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES