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Eschborn, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Process for restrengthening damaged paper and product produced thereby
Patent number
5,482,781
Issue date
Jan 9, 1996
Battelle Ingenieurtechnik GmbH
Jurgen Wittekind
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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Patent Grant
Neutralizing agent for paper products
Patent number
5,322,558
Issue date
Jun 21, 1994
Battelle Ingenieurtechnik GmbH
Jurgen Wittekind
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
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