US PATENT SUBCLASS 96 / FOR 117
.~ With treating liquid automatic control or level maintaining means (55/227)

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 117.~ With treating liquid automatic control or level maintaining means (55/227)

DEFINITION

Classification: 96/FOR.117

Foreign art collection including apparatus having means (1) to control the inflow of treating liquid to the apparatus by means responsive to a condition of the said liquid, the system fluid or the apparatus, or (2) to prevent more than a desired quantity of liquid to be retained by the apparatus in

accordance with some predetermined liquid level requirement.