US PATENT SUBCLASS 95 / 52
.~.~ Water vapor permeates barrier

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

Internet Version by PATENTEC © 1999      Terms of Use


95 /   HD   GAS SEPARATION: PROCESSES

43  DF  SELECTIVE DIFFUSION OF GASES {2}
45  DF  .~ Selective diffusion of gases through substantially solid barrier (e.g., semipermeable membrane, etc.) {10}
52.~.~ Water vapor permeates barrier

DEFINITION

Classification: 95/52

Water vapor permeates barrier:

(under subclass 45) Process in which water (H2[end subscrpt]O) vapor selectively diffuses through a substantially solid barrier.