Wolfgang Herrmann

Follow

Person

Ratingen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Method of welding comb-shaped sealing strips to plate heat exchangers
- Patent number 5,661,906
- Issue date Sep 2, 1997
- BDAG Balcke-Durr Aktiengesellschaft
- Albert Beier
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR