US PATENT SUBCLASS 210 / 227
.~ Medium clamped in joint

Current as of: June, 1999
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210 /   HD   LIQUID PURIFICATION OR SEPARATION

224  DF  SECTIONAL CHAMBER PRESS TYPE {5}
227.~ Medium clamped in joint {2}
228  DF  .~.~> With spacing frame
229  DF  .~.~> Imperforate base recess in plate

DEFINITION

Classification: 210/227

(under subclass 224) Apparatus in which the filtering medium is clamped at and between the peripheral edges of plate or frame sections.

SEE OR SEARCH THIS CLASS, SUBCLASS:

445, for other filter mediums clamped in a casing joint.