FRAENKISCHE ROHRWERKE GEBR. KIRCHNER GMBH & CO. KG

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Koenigsberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Fluid duct, and flexible pipe for a fluid duct
- Patent number 8,230,885
- Issue date Jul 31, 2012
- Fraenkische Rohrwerke Gebr. Kirchner GmbH & Co. KG
- Manfred Krauss
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two-shell structural system for constructing plantable steep embank...
- Patent number 8,104,996
- Issue date Jan 31, 2012
- Fraenkische Rohrwerke Gebr. Kirchner GmbH & Co. KG
- Claus Goebel
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Corrugated plastic pipe with fastening portion
- Patent number 6,860,518
- Issue date Mar 1, 2005
- Fraenkische Rohrwerke Gebr. Kirchner GmbH & Co. KG
- Manfred Krauss
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

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Patents Applicationslast 30 patents

Information Patent Application
FLUID DUCT, AND FLEXIBLE PIPE FOR A FLUID DUCT
- Publication number 20090308479
- Publication date Dec 17, 2009
- FRAENKISCHE ROHRWERKE GEBR. KIRCHNER GMBH & CO. KG
- Manfred Krauss
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...