Ilkka Välimäki

Chemical and physical properties of cyclone fly ash from the grate-fired boiler incinerating forest residues at a small municipal district heating plant (6MW)

Risto Pöykiö, Hannu Rönkkömäki, Hannu Nurmesniemi et al. · Journal of Hazardous Materials · 2008 · 67 citations

Environmental Chemistry, Cyclone Fly Ash, Chemical Engineering +8

Wear Metal Analysis of Oils

Pekka Vähäoja, Ilkka Välimäki, Katri Roppola et al. · Critical Reviews in Analytical Chemistry · 2008 · 50 citations

Materials Science, Metallurgy, Engineering +11

Leachability of metals in fly ash from a pulp and paper mill complex and environmental risk characterisation for eco-efficient utilization of the fly ash as a fertilizer

Risto Pöykiö, Hannu Nurmesniemi, Paavo Perämäki et al. · Chemical Speciation and Bioavailability · 2005 · 44 citations · Full text

Hazardous Waste, Engineering, Sequential Leaching Procedure +17

Determination of Heavy Metals in Waste Lubricating Oils by Inductively Coupled Plasma–Optical Emission Spectrometry

Toivo Kuokkanen, Paavo Perämäki, Ilkka Välimäki et al. · International Journal of Environmental & Analytical Chemistry · 2001 · 33 citations

Engineering, Atomic Emission Spectroscopy, Chemistry +19

Suitability of the Respirometric Bod Oxitop Method for Determining the Biodegradability of Oils in Ground Water using Forestry Hydraulic Oils as Model Compounds

Toivo Kuokkanen, Pekka Vähäoja, Ilkka Välimäki et al. · International Journal of Environmental & Analytical Chemistry · 2004 · 31 citations

Mineral Oils, Hydraulic Oils, Engineering +12