US PATENT SUBCLASS 95 / 67
.~.~ By heating or cooling

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

57  DF  ELECTRIC OR ELECTROSTATIC FIELD (E.G., ELECTROSTATIC PRECIPITATION, ETC.) {9}
63  DF  .~ And nonelectrical separation of fluid mixture {5}
67.~.~ By heating or cooling

DEFINITION

Classification: 95/67

By heating or cooling:

(under subclass 63) Process in which nonelectrical gas separation is caused by heating or cooling a gaseous fluid mixture.