Ulf Germg.ang.rd

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Sundsbruk, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method of separating metal ions from pulp using a chelating agent
- Patent number 5,980,689
- Issue date Nov 9, 1999
- Sunds Defibrator Industries AB
- Ulf Germg.ang.rd
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method of removing metal ions dissolved in the bleach plant waste w...
- Patent number 5,741,398
- Issue date Apr 21, 1998
- Sunds Defibrator Industries Aktiebolag
- Ulf Germg.ang.rd
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE