US PATENT SUBCLASS 96 / FOR 140
.~.~.~ Superposed filter (55/250)

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

FOR 111  DF  WITH LIQUID CONTACTING MEANS (E.G., GAS OR MEDIA CLEANING) (55/220) {16}
FOR 134  DF  .~ Gas flow contacts liquid bath (55/244) {5}
FOR 138  DF  .~.~ Separator positioned above liquid bath (55/245) {2}
FOR 140.~.~.~ Superposed filter (55/250) {3}
FOR 141  DF  .~.~.~.~> With flow guide preventing entire leading surface contact (55/251)
FOR 142  DF  .~.~.~.~> Surrounding gas flow path (55/252) {2}
FOR 145  DF  .~.~.~.~> Submerged inlet for subsurface contact of liquid (55/255)

DEFINITION

Classification: 96/FOR.140

Foreign art collection including apparatus wherein the separating media is of the filter type (i.e. solids or vapor removal is effected by blockage or coalescence by fine openings or interstices).