Ernst Birger Tiberg

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Ornskoldsvik, SW

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Patents Grantslast 30 patents

Information Patent Grant
Process of freeing cellulose fibers from lignocellulosic material b...
- Patent number 4,000,032
- Issue date Dec 28, 1976
- Mo och Domsjo
- John Rickard Bergstrom
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE