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Karhula, FI

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Patents Grantslast 30 patents

Information Patent Grant
Gas separation control in a centrifugal pump/vacuum pump
- Patent number 6,120,252
- Issue date Sep 19, 2000
- Ahlstrom Machinery Corporation
- Voitto Reponen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Gas separation control in a centrifugal pump vacuum pump
- Patent number 5,842,833
- Issue date Dec 1, 1998
- A. Ahlstrom Corporation
- Voitto Reponen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Apparatus for the discharge of a mass tower
- Patent number 5,538,597
- Issue date Jul 23, 1996
- A. Ahlstrom Corporation
- Arto Koso
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for dividing flow of high-consistency fiber su...
- Patent number 5,228,829
- Issue date Jul 20, 1993
- A. Ahlstrom Corporation
- Toivo Niskanen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Method and apparatus for facilitating the discharge of pulp
- Patent number 5,106,456
- Issue date Apr 21, 1992
- A. Ahlstrom Corporation
- Reponen Voitto
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and apparatus for dividing and uniting the flows of high-con...
- Patent number 4,964,950
- Issue date Oct 23, 1990
- A. Ahlstrom Corporation
- Toivo Niskanen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Controlling operation of a centrifugal pump
- Patent number 4,435,193
- Issue date Mar 6, 1984
- Kamyr AB
- Johan E. Gullichsen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Method and an apparatus for separating a gas from a fibre suspension
- Patent number 4,410,337
- Issue date Oct 18, 1983
- A. Ahlstrom Osakeyhtio
- Johan Gullichsen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Reponen Voitto

Person

Patents Grantslast 30 patents

Gas separation control in a centrifugal pump/vacuum pump

Gas separation control in a centrifugal pump vacuum pump

Apparatus for the discharge of a mass tower

Method and apparatus for dividing flow of high-consistency fiber su...

Method and apparatus for facilitating the discharge of pulp

Method and apparatus for dividing and uniting the flows of high-con...

Controlling operation of a centrifugal pump

Method and an apparatus for separating a gas from a fibre suspension