Inge Bast

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Schriesheim, DE

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Patents Grantslast 30 patents

Information Patent Grant
Deinking waste paper using a polyglycol and a phosphoric ester mixture
- Patent number 5,228,953
- Issue date Jul 20, 1993
- BK Ladenburg GmbH Gesellschaft fur Chemische Erzeugnisse
- Inge Bast
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE