US PATENT SUBCLASS 165 / DIG 345
.~.~ Jacketed vessel

Current as of: June, 1999
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165 /   HD   HEAT EXCHANGE

DIG 342  DD  TANK WITH HEAT EXCHANGER {5}
DIG 343  DD  .~ Heat exchanger forms all or portion of tank {2}
DIG 345.~.~ Jacketed vessel {1}
DIG 346  DD  .~.~.~> Flow baffle or fin in annular flow space