Wolfram Friesen

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Nettetal-Lobberich, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacture of paper webs having CF or CB layers fo...
- Patent number 5,597,612
- Issue date Jan 28, 1997
- Stora Feldmuhle AG
- Horst Schoen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Roller for pressure treatment of webs
- Patent number 5,257,965
- Issue date Nov 2, 1993
- Cerasiv GmbH Innovatives Keramik-Engineering
- Karl-Dieter Fuchs
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE