US PATENT SUBCLASS 55 / 334
.~.~.~.~ Bag type

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

315  DF  PLURAL SERIAL BASICALLY DIVERSE SEPARATING MEDIA {3}
318  DF  .~ Plural stages in unitary casing {2}
320  DF  .~.~ Deflector and fibrous, filamentary, particulate solids, or cohesive sheet filter type {6}
332  DF  .~.~.~ Cohesive sheet-like filter {4}
334.~.~.~.~ Bag type {1}
335  DF  .~.~.~.~.~> Including imperforate upstream bag end deflector

DEFINITION

Classification: 55/334

(under subclass 332) Apparatus in which the coherent sheet means comprises one closed and one open end defined by a side wall to encompass a space, the system fluid flow being into or out of the space through the porous or apertured material.

(1) Note. The bag filter need not be capable of being flexed or distorted while in use position as required for the bag filters provided for in subclass 361 below.

SEE OR SEARCH THIS CLASS, SUBCLASS:

341, and 361+, for other bag type separators and see (1) Note above.