Espoo
Finland
2
2018-01-18
The entities that hold a legal rights for patent applications filed by inventor MANNONEN Risto:
Risto MANNONEN from Espoo, FI has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for refining of in power plants produced coal ash and coal containing ashes produced in other combustion processings
#2 | 2011-06-16Method for refining coal ash by separating carbonous product and regenerating siliceous ash products and use of a carbonous product produced by the method
2091545 ⎘