US PATENT SUBCLASS 228 / 183
.~.~.~ Heat exchanger structure

Current as of: June, 1999
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228 /   HD   METAL FUSION BONDING

101  DF  PROCESS {38}
178  DF  .~ Plural joints {9}
182  DF  .~.~ Of mechanical article {2}
183.~.~.~ Heat exchanger structure

DEFINITION

Classification: 228/183

(under subclass 182) Process used in the manufacture of articles intended to contain a first fluent material separate from a second fluent material and transmit thermal energy from one fluent material to the other.