FERRO DUO GMBH

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Duisburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Carrier substance for a hydraulic binder
- Patent number 6,740,156
- Issue date May 25, 2004
- Ferro-Duo GmbH
- Alexander Kehrmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

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Patents Applicationslast 30 patents

Information Patent Application
PROCESS FOR THE PURIFICATION OF WASTE MATERIALS OR INDUSTRIAL BY-PR...
- Publication number 20200222954
- Publication date Jul 16, 2020
- FERRO DUO GMBH
- Alexander Kehrmann
- C05 - FERTILISERS MANUFACTURE THEREOF
Information Patent Application
METHOD FOR RECOVERING LANTHANUM FROM ZEOLITES CONTAINING LANTHANUM
- Publication number 20120087849
- Publication date Apr 12, 2012
- FERRO DUO GMBH
- Alexander Kehrmann
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Hydraulic binder
- Publication number 20050011414
- Publication date Jan 20, 2005
- FERRO DUO GMBH
- Alexander Kehrmann
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES