Description: A uranium mill tower fixed bed ion exchange resin cleaning, washing tower, including the tower body and the base, at the bottom of the tower features a tube, a liquid filtration devices and with recoil water inlet outlet pipe connector cover . At the bottom of the tower covered with filter layer, the tube wall in the tower is provided with a sediment discharge valve, two seats and two gas pipes gas pipe fittings, gas pipes in two seats and two gas pipe joints respectively, with a plurality of axial bore hole gas gas and water pipes, gas pipes installed in the gas pipes gas pipes with bolts seat positioning plate with a fixed orientation. At the upper end of the tower, respectively, with resin transfer shutoff valves and exhaust drain valve in the tube wall of the tower is provided with a manhole cover. When cleaning, the exchange column through the pipe and cleaning off valve connected to the tower, the resin exchange column is introduced into washing column through the stop valve on the resin washed, after cleaning was completed, the resin was transferred from the backflush water washing tower reflux exchange column.
DOI: B01J49 / 00 (2006.01) I