A. Ahlstrom A Corporation of Finland

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Osakeyhtio, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method of deaerating and pumping a fiber suspension prior to washing
- Patent number 5,403,442
- Issue date Apr 4, 1995
- A. Ahlstrom A Corporation of Finland
- Kaj Henricson
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE