US PATENT SUBCLASS 96 / FOR 155
.~.~ Filter type separating means (55/259)

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 147  DF  .~ Gas separating means downstream of contacting means (55/257.1) {8}
FOR 155.~.~ Filter type separating means (55/259)

DEFINITION

Classification: 96/FOR.155

Foreign art collection including apparatus in which the nonliquid means for separating the system fluid is of the filter type (i.e., foraminated plates or closely or intimately arranged elements or members which collectively act as a barrier to physically hold back or retain at least one constituent of a mixture while permitting passage of the remainder).