Heat exchange – Expansion and contraction relieving or absorbing means
Reexamination Certificate
2006-05-02
2006-05-02
Leo, Leonard R. (Department: 3753)
Heat exchange
Expansion and contraction relieving or absorbing means
C165S082000, C165S134100, C165S158000
Reexamination Certificate
active
07036563
ABSTRACT:
A tubesheet support arrangement11supports a tubesheet10within a vessel12, the tubesheet10maintaining a plurality of tubes22at fixed radial spacings from one another with the tubes22extending from the tubesheet10on a tube projecting side of the radial plane RP. The tubesheet support arrangement11comprises a fully circumferentially extending intermediary support element24. The intermediary support element24is subjected to compression due its support of the weight of the tubesheet10and the tubes22on the lower portion of the vessel12.
REFERENCES:
patent: 1953293 (1934-04-01), Forncrook
patent: 1953678 (1934-04-01), Govers
patent: 1980791 (1934-11-01), Duggan et al.
patent: 2004469 (1935-06-01), Leach
patent: 2075511 (1937-03-01), De Baufre
patent: 2458756 (1949-01-01), Watson
patent: 3907026 (1975-09-01), Mangus
Angel John H.
Homoki Gregory G.
Jenkins Eric W.
Mikesell Clifford B.
Oyler James G.
ALSTOM Technology Ltd
Fournier, Jr. Arthur E.
Leo Leonard R.
Olson Timothy J.
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