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Herbert Ortner
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Heidenheim, DE
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last 30 patents
Information
Patent Grant
Method of processing printed waste matter
Patent number
5,518,580
Issue date
May 21, 1996
J. M. Voith GmbH
Herbert Ortner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for the treatment of wastepaper using drum soaker
Patent number
5,334,285
Issue date
Aug 2, 1994
J. M. Voith GmbH
Herbert Ortner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for control of a flotation system
Patent number
5,062,964
Issue date
Nov 5, 1991
J. M. Voith GmbH
Herbert Ortner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Pulper for producing paper pulp suspensions
Patent number
4,460,132
Issue date
Jul 17, 1984
J. M. Voith GmbH
Helmut Thumm
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process and apparatus for preparing waste paper for reuse
Patent number
4,360,402
Issue date
Nov 23, 1982
J. M. Voith GmbH
Herbert Ortner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Apparatus for reprocessing old paper
Patent number
4,328,095
Issue date
May 4, 1982
J. M. Voith GmbH
Herbert Ortner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process and apparatus for treating waste paper
Patent number
4,231,526
Issue date
Nov 4, 1980
J. M. Voith GmbH
Herbert Ortner
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE