US PATENT SUBCLASS 165 / 159
.~ With distinct flow director in casing

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

157  DF  CASING OR TANK ENCLOSED CONDUIT ASSEMBLY {4}
159.~ With distinct flow director in casing {1}
160  DF  .~.~> Longitudinal {1}

DEFINITION

Classification: 165/159

(under subclass 157) Apparatus including a distinct flow director in the space between the casing structure and the conduit assembly elements.

SEE OR SEARCH THIS CLASS, SUBCLASS:

110+, for a heat exchanger in which a flow director forms a first fluid holder or collector open to a second fluid.

124+, for a temperature modifier and gas pump within a housing with means producing verging flow.

134.1, for a protector that may be a flow directing baffle.