.~ Gas passage over or through indirect heat-transfer container or holdover
DEFINITION
Classification: 62/406
(under subclass 404) Apparatus including an enclosure sealed off from both the primary cooling means and from the gas to be cooled, such enclosure containing a secondary heat transfer medium and in which there is structure directing the gas over or through the secondary means enclosing the heat transfer medium.
SEE OR SEARCH THIS CLASS, SUBCLASS:
393, for a withdrawable liquid with intermediate heat transfer.