Rauli T. Hulkkonen

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Espoo, FI

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Patents Grantslast 30 patents

Information Patent Grant
High-pressure fan
- Patent number 6,340,288
- Issue date Jan 22, 2002
- ABB Flakt Oy
- Rauli T Hulkkonen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Evaporating fan and its blade wheel
- Patent number 6,264,430
- Issue date Jul 24, 2001
- ABB Flakt Oy
- Rauli T. Hulkkonen
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...