VERTICAL HEAT EXCHANGER Russian patent published in 1997 - IPC

FIELD: thermal engineering; alumina production. SUBSTANCE: heat exchanger has shell 1 with pipes 11 and 12 for inlet and outlet of intertube space medium, bank of heat-transfer tubes 14 mounted in tube plates 15 and 16, header chambers 4 and 8 for tube medium, and ferrule 2 one of whose ends is secured in hole of annular partition 13 installed under top plate 15 between shell 1 and ferrule 2; its other end is placed in a spaced relation to bottom tube plate 16. Pipes 11 and 12 for intertube space medium are mounted on top part of shell 1 between top tube plate 15 and annular partition 13 on either side of additional partition 10 connected through sealed joint to top plate 15, shell 1, annular partition 13, and ferrule partition 3. EFFECT: facilitated repair and simplified design. 2 cl, 2 dwg