US PATENT SUBCLASS 210 / 499
.~.~ Screens, e.g., woven

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

348  DF  FILTER {25}
483  DF  .~ Supported, shaped or superimposed formed mediums {11}
499.~.~ Screens, e.g., woven

DEFINITION

Classification: 210/499

(under subclass 483) Apparatus, comprising meshed fabric.

SEE OR SEARCH CLASS

139, Textiles: Weaving,

383+, for fabrics having no particular shape or specific structure peculiar to filtering.

166, Wells,

277+, for well screens, particularly subclass 230 for woven mesh well screens, and subclass 234 for well screens comprising spaced strips or bars.

209, Classifying, Separating, and Assorting Solids, 392+, for sifter elements there provided for.

245, Wire Fabrics and Structure, appropriate subclasses, for such structure of general utility.