US PATENT SUBCLASS 55 / 509
.~.~ Distorted media in flow line or resilient retaining means

Current as of: June, 1999
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55 /   HD   GAS SEPARATION

490  DF  WITH MEANS SECURING OR RETAINING SEPARATING MEDIA {7}
495  DF  .~ Unit or cohesive sheet-like media in flow line or frame {12}
509.~.~ Distorted media in flow line or resilient retaining means

DEFINITION

Classification: 55/509

(under subclass 495) Apparatus in which the securing means has elastic properties under normal use or wherein the unit is held in place by its inherent resilience.