US PATENT SUBCLASS 55 / 428.1
.~ With heating or cooling means

Current as of: June, 1999
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55 /   HD   GAS SEPARATION

428  DF  RESIDUE ACCESS, HANDLING OR REMOVING MEANS {4}
428.1.~ With heating or cooling means

DEFINITION

Classification: 55/428.1

With heating or cooling means:

(under subclass 428) Apparatus having means for raising or lowering the temperature of a gaseous fluid mixture or separated constituent.