[篇名] Double thermochemical treatment in tool manufacturing from structural steel,[篇名] Lifetime prediction of helicopter gears: experimental investigations and computer modelling,[篇名] Fluidized bed apparatuses for thermal treatment and classification of disperse materials,[篇名] Experimental rig of thermochemical treatment scrap tires,[ 篇名 ] Thermochemical treatment of steel 20kh upon cyclic temperature changes。