Heikki Siirilä

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Parkki, FI

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Patents Grantslast 30 patents

Information Patent Grant
Method for reducing build-up on a roasting furnace grate
- Patent number 7,044,996
- Issue date May 16, 2006
- Outokumpu Technology Oy
- Pekka Taskinen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Arrangement and method for reducing build-up on a roasting furnace...
- Patent number 6,814,571
- Issue date Nov 9, 2004
- Outokumpu Oyj
- Jens Nyberg
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for regulating a roasting furnace
- Patent number 6,641,392
- Issue date Nov 4, 2003
- Outokumpu Oyj
- Heikki Siirilä
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Method And Apparatus For Cooling A Material To Be Removed From The...
- Publication number 20080199821
- Publication date Aug 21, 2008
- Outokumpu Technology OY
- Jens Nyberg
- F22 - STEAM GENERATION
Information Patent Application
Arrangement and method for reducing build-up on a roasting furnace...
- Publication number 20040086820
- Publication date May 6, 2004
- Jens Nyberg
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for reducing build-up on a roasting furnace grate
- Publication number 20040060393
- Publication date Apr 1, 2004
- Pekka Taskinen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
Method for regulating a roasting furnace
- Publication number 20030010268
- Publication date Jan 16, 2003
- Heikki Siirila
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...