Sigrid Anspach

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Grosskarlbach, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the delignification and acid bleaching of cellulose wit...
- Patent number 4,626,319
- Issue date Dec 2, 1986
- Degussa Aktiengesellschaft
- Horst Kruger
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE