Claude Guignard

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Ossage, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for the delignifcation and bleaching of a lignocellulose ma...
- Patent number 5,630,906
- Issue date May 20, 1997
- Elf Aquitaine Production
- Jean-Fran.cedilla.ois Boe
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE