US PATENT SUBCLASS 165 / DIG 107
.~.~.~.~ Hydraulically independent heat exchange tubes disposed in housing (e.g., tank, casing, etc.)


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

Internet Version by PATENTEC © 1999      Terms of Use



165 /   HD   HEAT EXCHANGE

DIG 92  DD  WITH VALVE OR MOVABLE DEFLECTOR FOR HEAT EXCHANGE FLUID FLOW {6}
DIG 101  DD  .~ For controlling supply of heat exchange fluid flowing between hydraulically independent heat exchange sections {2}
DIG 104  DD  .~.~ Hydraulically independent heat exchange sections connected in parallel {2}
DIG 106  DD  .~.~.~ Valves each controls a heat exchange section {1}
DIG 107.~.~.~.~ Hydraulically independent heat exchange tubes disposed in housing (e.g., tank, casing, etc.) {1}
DIG 108  DD  .~.~.~.~.~> Coiled tubes