Rheinbraun Aktiengesellschaft

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Koln, DE

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Patents Grantslast 30 patents

Information Patent Grant
Well pipe
- Patent number 6,352,108
- Issue date Mar 5, 2002
- Rheinbraun Aktiengesellschaft
- Wilhelm Meyer
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Process for the utilization of sewage sludges
- Patent number 5,645,614
- Issue date Jul 8, 1997
- Bayer Aktiengesellschaft
- Hans-Ulrich Dummersdorf
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Device for heating or cooling bulk materials, particularly for lign...
- Patent number 5,483,752
- Issue date Jan 16, 1996
- Jost GmbH & Co., KG
- Manfred Kreft
- F26 - DRYING
Information Patent Grant
Method of determining mining progress in open cast mining by means...
- Patent number 5,144,317
- Issue date Sep 1, 1992
- Rheinbraun Aktiengesellschaft
- Herbert Duddek
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING