Deutsche Perlite GmbH

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Dortmund, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for the deacidification of water
- Patent number 4,822,579
- Issue date Apr 18, 1989
- Deutsche Perlite GmbH
- Herbert H. Wagner
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Apparatus for the expansion of mineral matter, especially perlite a...
- Patent number 4,512,736
- Issue date Apr 23, 1985
- Deutsche Perlite GmbH
- Heribert Wader
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES