Friedhelm Kuhn

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Muelheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device and method for loading and unloading a heat treatment furnace
- Patent number 8,298,474
- Issue date Oct 30, 2012
- Loi Thermprocess GmbH
- Friedhelm Kühn
- C21 - METALLURGY OF IRON
Information Patent Grant
Installation for the heat-treatment of parts
- Patent number 7,588,719
- Issue date Sep 15, 2009
- Loi Thermprocess GmbH
- Horst Becker
- C21 - METALLURGY OF IRON
Information Patent Grant
Method and device for the heat treatment of workpieces
- Patent number 5,830,284
- Issue date Nov 3, 1998
- LOI Thermprocess GmbH
- Friedhelm Kuhn
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method and device for exchanging the atmosphere in a hood-shaped an...
- Patent number 5,730,930
- Issue date Mar 24, 1998
- LOI Thermprocess GmbH
- Georg Velten
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
DEVICE AND METHOD FOR LOADING AND UNLOADING A HEAT TREATMENT FURNACE
- Publication number 20100143080
- Publication date Jun 10, 2010
- LOI THERMPROCESS GMBH
- Friedhelm Kühn
- C21 - METALLURGY OF IRON
Information Patent Application
Method and Device for Quenching Flat Steel Products
- Publication number 20080277035
- Publication date Nov 13, 2008
- LOI THERMPROCESS GMBH
- Friedhelm Kuhn
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Installation for the heat-treatment of parts
- Publication number 20050161869
- Publication date Jul 28, 2005
- Horst Becker
- C21 - METALLURGY OF IRON