Karl-Heinz Lemken

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Patents Grantslast 30 patents

Information Patent Grant
Method for electrical heating of furnaces for heat treatment of met...
- Patent number 6,794,618
- Issue date Sep 21, 2004
- Ipsen International GmbH
- Karl-Heinz Lemken
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for heat-treating metallic workpieces
- Patent number 6,428,742
- Issue date Aug 6, 2002
- Ispen International GmbH
- Karl-Heinz Lemken
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
Device for the transport of metallic work pieces
- Publication number 20040213647
- Publication date Oct 28, 2004
- Karl-Heinz Lemken
- C21 - METALLURGY OF IRON