TANK FOR TRANSPORTATION OF OIL PRODUCTS Russian patent published in 2002 - IPC

FIELD: railway transport; tanks for transportation and discharge of thickening products, such as fuel oils. SUBSTANCE: proposed tank has screens secured parallel to walls of barrel forming cylindrical surface with two end faces and two side walls with apertures on upper and lower sides. Two branch pipes are installed in upper filler hatch of tank. Lower ends of branch pipes are rigidly fixed in clearances between side walls of barrel and screens. Upper ends of branch pipes are furnished with unions for connecting with feed main line of product having low solidification point or low thermal conductivity. EFFECT: decreased labor input and power consumption for cleaning tank from thickened remnants of black oil products. 2 dwg