US PATENT SUBCLASS 95 / 173
.~.~.~ And heating

Current as of: June, 1999
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95 /   HD   GAS SEPARATION: PROCESSES

149  DF  LIQUID CONTACTING (E.G., SORPTION, SCRUBBING, ETC.) {20}
156  DF  .~ And degasification of a liquid {7}
172  DF  .~.~ By reduction of pressure (e.g., flashing, etc.) {4}
173.~.~.~ And heating {1}
174  DF  .~.~.~.~> Liquid recycled or reused

DEFINITION

Classification: 95/173

And heating:

(under subclass 172) Process in which the contact liquid or a gas is heated.

(1) Note. The heating may be used in a separate step in order to remove gas from the liquid in addition to the step of removing gas from the liquid by reduction of pressure, or the heating may be used in order to aid the removal by reduction of pressure.

SEE OR SEARCH THIS CLASS, SUBCLASS:

161+, for liquid contacting and degasification of liquid by stripping with gas combined with reduction of pressure and heating.

165+, for liquid contacting and degasification of liquid by stripping with gas combined with heating.

178+, for liquid contacting and degasification of liquid by heating.

251+, for plural successive liquid degassing treatments which include heating.

SEE OR SEARCH CLASS 96, Gas Separation: Apparatus,

218, for heat exchange apparatus to degasify liquid.