Risto J. A. Helke

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Tampere, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for analyzing a gas mixture
- Patent number 4,994,158
- Issue date Feb 19, 1991
- Oy Tampella AB
- Jorma Kiimalainen
- G01 - MEASURING TESTING
Information Patent Grant
Nozzle for the continuous separation of a representative sample fro...
- Patent number 4,586,390
- Issue date May 6, 1986
- Oy Tampella AB
- Risto J. A. Helke
- G01 - MEASURING TESTING