FreshPatents.com: Furnaces - USPTO Class 110 Patent Applications UpdateUSPTO Class 110 - FurnacesPulverized coal combustion boiler- July 9, 2008 A pulverized coal combustion boiler 100 comprising: a furnace 50; a plurality of burners 6 for supplying and burning pulverized coal fuel in the furnace arranged at positions of a plurality of stages having different heights on a furnace front wall 51 and a furnace rear wall 52 of furnace...http://www.freshpatents.com/Pulverized-coal-combustion-boiler-dt20080703ptan20080156236.ph... Combustor for solid particulate fuels- July 9, 2008 The combustor for solid particulate fuels is particularly well suited for burning shelled corn, but is also capable of burning other solid particulate fuels as desired, with no modification required for their use. The combustor includes a rotary agitator extending across the combustor chamber or burning pot, with the agitator...http://www.freshpatents.com/Combustor-for-solid-particulate-fuels-dt20080703ptan2008015623... Stoker grates for circulating combustible material- July 9, 2008 A stoker grate for circulating a combustible material includes a stationary grate sheet support and a moveable grate sheet support fitting with prop rolls on the stationary grate sheet support. The moveable grate sheet support includes a pair of moveable grate sheet supports opposed to each other and another pair...http://www.freshpatents.com/Stoker-grates-for-circulating-combustible-material-dt20080703p... |