First Al2O3 based catalytic filter candles operating in the fluidized bed gasifier freeboard

► Al2O3 based filter element to reduce tar in biomass gasification process. ► Catalytic filter candle inserted in the freeboard of a fluidized bed gasifier. ► Compact biomass gasification unit to produce clean hot gas from biomass. ► Continuous catalytic steam gasification runs performed at high temperature. ► Tar content in the produced gas determined by HPLC analyzer.