Heat exchanger with novel seal for tube sheet

Details Heat exchanger with novel seal for tube sheet Heat exchanger with novel seal for tube sheet

1988-06-22

1989-05-02

Yeung, James C.

Heat exchange

Casing or tank enclosed conduit assembly

Manifold formed by casing section and tube sheet of assembly

165108, 285416, 285368, 122511, F28F 902

Patent

active

048259420

ABSTRACT:
A novel construction of a heat exchanger such as a vertical type thermosiphon reboiler having a removable tube bundle and optional removable shell is disclosed. The inlet tube sheet is matingly, engagably secured to a ledge portion which is, in turn, secured to one flange of the shell and the opposite tube sheet is matingly, engagably secured to the opposite flange of the shell. Sealing members are more favorably located in such construction. The assembly is easily disassembled for cleaning.

REFERENCES:
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patent: 1842945 (1932-01-01), Price et al.
patent: 2108076 (1938-02-01), Prickett
patent: 2108087 (1938-02-01), Thayer
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patent: 4279293 (1981-07-01), Koump
patent: 4415020 (1983-11-01), Daugirda
patent: 4557322 (1985-12-01), Nipple
patent: 4595297 (1986-06-01), Liu et al.
patent: 4612980 (1986-09-01), Roberts
patent: 4640348 (1987-02-01), Roberts

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