Peter Wigarthsson

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Kil, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for washing a fibre suspension
- Patent number 6,946,072
- Issue date Sep 20, 2005
- Kvaerner Pulping AB
- Rolf Ekholm
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Apparatus for introduction of a first fluid into a second fluid
- Patent number 6,341,888
- Issue date Jan 29, 2002
- Kvaerner Pulping, AB
- Rolf Ekholm
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for washing a fibre suspension
- Publication number 20040040678
- Publication date Mar 4, 2004
- Rolf Ekholm
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE