US PATENT SUBCLASS 210 / 525
.~.~ Scum sediment removal

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

513  DF  GRAVITATIONAL SEPARATOR {6}
523  DF  .~ Mechanical constituent mover {5}
525.~.~ Scum sediment removal

DEFINITION

Classification: 210/525

(under subclass 523) Apparatus which removes sediment from the tank bottom and scum at the surface.