Risto Pöykiö

Comparison of the characteristics of bottom ash and fly ash from a medium-size (32 MW) municipal district heating plant incinerating forest residues and peat in a fluidized-bed boiler

Olli Dahl, Hannu Nurmesniemi, Risto Pöykiö et al. · Fuel Processing Technology · 2009 · 139 citations

Fluidized-bed Boiler, Engineering, Environmental Engineering +7

Chemical and leaching properties of paper mill sludge

Toivo Kuokkanen, Hannu Nurmesniemi, Risto Pöykiö et al. · Chemical Speciation and Bioavailability · 2008 · 79 citations · Full text

Geotechnical Engineering, Sewage Sludge Treatment, Chemical Engineering +14

A case study of waste management at the Northern Finnish pulp and paper mill complex of Stora Enso Veitsiluoto Mills

Hannu Nurmesniemi, Risto Pöykiö, Riitta L. Keiski · Waste Management · 2006 · 78 citations

Engineering, Waste Reduction, Environmental Engineering +9

Heavy metal concentrations in bottom ash and fly ash fractions from a large-sized (246 MW) fluidized bed boiler with respect to their Finnish forest fertilizer limit values

Olli Dahl, Hannu Nurmesniemi, Risto Pöykiö et al. · Fuel Processing Technology · 2010 · 77 citations

Effect of biological wastewater treatment on the molecular weight distribution of soluble organic compounds and on the reduction of BOD, COD and P in pulp and paper mill effluent

Tiina Leiviskä, Hannu Nurmesniemi, Risto Pöykiö et al. · Water Research · 2008 · 77 citations

Engineering, Soluble Organic Compounds, Environmental Engineering +9