Velkko Kalevi Rantala

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Vastila, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for increasing the effect to be produced in a motor, pump or...
- Patent number 7,600,501
- Issue date Oct 13, 2009
- Velkko Kalevi Rantala
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
Method for increasing the effect to be produced in a motor, pump or...
- Publication number 20070131197
- Publication date Jun 14, 2007
- Velkko Kalevi Rantala
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Method for increasing the effect to be produced in a motor, pump or...
- Publication number 20040219049
- Publication date Nov 4, 2004
- Velkko Kalevi Rantala
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES