Ludwig Oesterlein

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Ratingen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing welded tubes from steel
- Patent number 9,221,127
- Issue date Dec 29, 2015
- EUROPIPE GMBH
- Franz Martin Knoop
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and bending press for bending boundary edge of a sheet for s...
- Patent number 7,735,348
- Issue date Jun 15, 2010
- Euroipe GmbH
- Manfred Sawitzki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Device for ultrasonic weld seam testing of longitudinally welded pi...
- Patent number 6,931,931
- Issue date Aug 23, 2005
- Mannesmannröhren-Werke AG
- Alfred Graff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING WELDED TUBES FROM STEEL
- Publication number 20150048146
- Publication date Feb 19, 2015
- EUROPIPE GMBH
- Franz Martin Knoop
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Method and Bending Press for Bending Boundary Edge of a Sheet for S...
- Publication number 20070261464
- Publication date Nov 15, 2007
- Manfred Sawitzki
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Device for ultrasonic weld seam testing of longitudinally welded pi...
- Publication number 20040237653
- Publication date Dec 2, 2004
- Alfred Graff
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR