VERTICAL HEAT EXCHANGING APPARATUS Russian patent published in 1995 - IPC

FIELD: heat engineering. SUBSTANCE: pipe plates are mounted inside the housing of the heat exchanger provided with face covers and branch pipes for supplying and discharging working fluids. The heat exchanger has pipe plates. Additional pipes are set concentrically in the plates with a spaced relation to the main pipes. The pipe plates are arranged inside the housing to define chambers between the plates and grids. The top chamber has drain passageway. The bottom chamber and ring chambers are filled with heat conducting material. The bottom chamber is in communication with the tank for heat conducting material. The inter-pipe space is in communication with the branch pipes for supplying and discharging working fluid. EFFECT: enhanced efficiency. 1 dwg