Heat exchange – Expansion and contraction relieving or absorbing means
Patent
1996-10-04
1998-05-26
Leo, Leonard R.
Heat exchange
Expansion and contraction relieving or absorbing means
165158, 165174, F28F 910
Patent
active
057552770
ABSTRACT:
A heat exchanger is provided having a shell, tubes, a tubesheet, partition box having a ring, and compression bolts. The heat exchanger includes resilient elements of compacted graphite or compacted carbon-graphite which are located between the ends of the compression bolts and the partition-box ring to aid in preventing leakage during changes in operating conditions.
REFERENCES:
patent: 2857142 (1958-10-01), Gertzon
patent: 2956704 (1960-10-01), Boni, Jr.
patent: 4325428 (1982-04-01), Schuurman
patent: 4473112 (1984-09-01), Noe et al.
patent: 4750554 (1988-06-01), Oeij et al.
patent: 5538261 (1996-07-01), Murray et al.
Appel Cornelis
Berggren Wouter Detlof
Leo Leonard R.
Shell Oil Company
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