Esa Vihavainen

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Varkaus, FI

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Patents Grantslast 30 patents

Information Patent Grant
Determining the reduction rate of a recovery boiler
- Patent number 12,134,859
- Issue date Nov 5, 2024
- Andritz Oy
- Heikki Lappalainen
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Combustion air system for recovery boilers, burning spent liquors f...
- Patent number 8,640,634
- Issue date Feb 4, 2014
- Andritz Oy
- Kari Saviharju
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

Information Patent Application
DETERMINING THE REDUCTION RATE OF A RECOVERY BOILER
- Publication number 20220220671
- Publication date Jul 14, 2022
- ANDRITZ OY
- Heikki LAPPALAINEN
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Application
COMBUSTION AIR SYSTEM FOR RECOVERY BOILERS, BURNING SPENT LIQUORS F...
- Publication number 20100101463
- Publication date Apr 29, 2010
- ANDRITZ OY
- Kari Saviharju
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES