US PATENT SUBCLASS 261 / 122.1
.~.~.~ Submerged screen

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

Internet Version by PATENTEC © 1999      Terms of Use


261 /   HD   GAS AND LIQUID CONTACT APPARATUS

75  DF  CONTACT DEVICES {11}
119.1  DF  .~ Liquid tank {5}
121.1  DF  .~.~ Submerged blast {5}
122.1.~.~.~ Submerged screen {1}
122.2  DF  .~.~.~.~> With closable apertures

DEFINITION

Classification: 261/122.1

Submerged screen:

(under subclass 121.1) Apparatus including a screen through which gases pass and wherein the screen is positioned such

that all of or a portion of the screen is below the surface of the liquid.