US PATENT SUBCLASS 96 / 322
.~ Means forming flowing contact liquid film on apparatus surface or free- falling contact liquid curtain for gas and liquid contact

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

243  DF  WITH GAS AND LIQUID CONTACT APPARATUS {16}
322.~ Means forming flowing contact liquid film on apparatus surface or free- falling contact liquid curtain for gas and liquid contact {5}
323  DF  .~.~> Venturi type
324  DF  .~.~> Curved impingement surface
325  DF  .~.~> Impingement baffle or pan
326  DF  .~.~> Liquid flow surface perforated for gas flow therethrough
327  DF  .~.~> Imperforate film supporting surface {1}

DEFINITION

Classification: 96/322

Means forming flowing contact liquid film on apparatus surface or free-falling contact liquid curtain for gas and liquid contact:

(under subclass 243) Apparatus in which the gas and liquid contact means creates a moving liquid sheet that is extremely thin in relation to its length and breadth and that is in contact with a surface or wall in the apparatus during its travel in contact with the gaseous fluid mixture or the separated gaseous constituent or the gas and liquid contact means creates a moving liquid sheet that is extremely thin in relation to its length and breadth and that is not in contact with any surface during at least part of its travel in contact with the gaseous fluid mixture or the separated gaseous constituent.

SEE OR SEARCH CLASS

95, Gas Separation: Processes,

217, for processes of gas separation wherein a liquid curtain is employed.

261, Gas and Liquid Contact Apparatus,

112.1+, for apparatus wherein liquids are directed over baffles in a thin layer or film.

454, Ventilation,

54+, for paint spray booths employing liquid films or curtains for paint droplet removal.