Eric Haffner

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Lisbon, PT

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for preparing paper pulp from used paper
- Patent number 6,811,655
- Issue date Nov 2, 2004
- Finidro-Financiamentos Energeticos, Lda.
- Eric Haffner
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE