US PATENT SUBCLASS 261 / 106
.~.~ Liquid downflow


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}
100  DF  .~ Porous sheet {4}
106.~.~ Liquid downflow


DEFINITION

Classification: 261/106

Including auxiliary devices for directing liquids downward to the porous sheet.

SEE OR SEARCH THIS CLASS, SUBCLASS:

103, and seethe note thereunder.