Erkki Helanto

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Kirkkonummi, FI

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Patents Grantslast 30 patents

Information Patent Grant
Repairable slide shutter plate and/or bottom nozzle brick and metho...
- Patent number 8,366,990
- Issue date Feb 5, 2013
- Indref Oy
- Erkki Helanto
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Repairable slide shutter plate and/or bottom nozzle brick and metho...
- Publication number 20100181350
- Publication date Jul 22, 2010
- Indref Oy
- Erkki Helanto
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Nozzle brick with a seal
- Publication number 20100176163
- Publication date Jul 15, 2010
- Indref Oy
- Erkki Helanto
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Apparatus for dispensing molten metal and method of manufacturing s...
- Publication number 20090008056
- Publication date Jan 8, 2009
- Erkki Helanto
- B22 - CASTING POWDER METALLURGY