with change of state, e.g. absorption, evaporation, condensation

Full Title

Other direct-contact heat-exchange apparatus > the heat-exchange media being a liquid and a gas or vapour > with change of state, e.g. absorption, evaporation, condensation

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

HEAT EXCHANGE IN GENERAL

Subclass:

HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION