US PATENT SUBCLASS 96 / 339
.~.~.~.~ Surrounding gas flow path

Current as of: June, 1999
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96 /   HD   GAS SEPARATION: APPARATUS

243  DF  WITH GAS AND LIQUID CONTACT APPARATUS {16}
329  DF  .~ Liquid bath or reservoir for contact {5}
333  DF  .~.~ Nonliquid gas separator positioned above liquid bath or reservoir {3}
337  DF  .~.~.~ Superposed filter {4}
339.~.~.~.~ Surrounding gas flow path {1}
340  DF  .~.~.~.~.~> Submerged inlet for subsurface contact {1}

DEFINITION

Classification: 96/339

Surrounding gas flow path:

(under subclass 337) Apparatus in which the filter is of annular configuration and is coaxial with a gas passage at

its center.