Kurt Siren

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Espoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method of separating impurities from lime and lime sludge
- Patent number 6,074,521
- Issue date Jun 13, 2000
- Ahlstrom Machinery Oy
- Holgor Engdahl
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE