Helmut Humbs

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Duisburg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process and device for inline pickling of hot strips downstream of...
- Patent number 5,876,522
- Issue date Mar 2, 1999
- Mannesmann Aktiengesellschaft
- Dieter Figge
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...