Steffan Hoppe

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Overath, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing a piston ring having embedded particles
- Patent number 9,388,900
- Issue date Jul 12, 2016
- Federal-Mogul Burscheid GmbH
- Steffan Hoppe
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...