Christof Delhaes

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Mettmann, DE

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing a tempered seamlessly hot-fabricated steel pipe
- Patent number 10,100,384
- Issue date Oct 16, 2018
- Vallourec Deutschland GmbH
- Christof Delhaes
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PRODUCING A TEMPERED SEAMLESSLY HOT-FABRICATED STEEL PIPE
- Publication number 20160376677
- Publication date Dec 29, 2016
- Vallourec Deutschland GmbH
- Christof Delhaes
- C21 - METALLURGY OF IRON