US PATENT SUBCLASS 210 / 346
.~.~ Spaced wall-type filters

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


210 /   HD   LIQUID PURIFICATION OR SEPARATION

322  DF  PLURAL DISTINCT SEPARATORS {1}
323.1  DF  .~ Filters {10}
346.~.~ Spaced wall-type filters {1}
347  DF  .~.~.~> Central header

DEFINITION

Classification: 210/346

(under subclass 323.1) Apparatus in which the units each comprise a filter medium enclosing a space, the filter medium having separate or distinct walls.

SEE OR SEARCH THIS CLASS, SUBCLASS:

331, for similar structure among movable elements.

486+, for a spaced wall type filter unit.

492, for filter elements divided into alternate prefilt and filtrate spaces by alternately arranged dissimilar elements.