Yrjö Leppänen

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Tammisaari, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for coating a cooling element
- Patent number 8,377,513
- Issue date Feb 19, 2013
- Outotec Oyj
- Risto Saarinen
- C21 - METALLURGY OF IRON
Information Patent Grant
Method for manufacturing a cooling element and a cooling element
- Patent number 6,742,699
- Issue date Jun 1, 2004
- Outokumpu Oyj
- Risto Saarinen
- F27 - FURNACES KILNS OVENS RETORTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR COATING A COOLING ELEMENT
- Publication number 20100012501
- Publication date Jan 21, 2010
- OUTOTEC OYJ
- Risto Saarinen
- C21 - METALLURGY OF IRON
Information Patent Application
Method for manufacturing a cooling element and a cooling element
- Publication number 20030038164
- Publication date Feb 27, 2003
- Risto Saarinen
- F27 - FURNACES KILNS OVENS RETORTS