DIFF Subgroup
F25B 19/04 using liquid jet, e.g. of water
Introduced: September 1968
Full Title
Machines, plants or systems, using evaporation of a refrigerant but without recovery of the vapour > using fluid jet, e.g. of steam > using liquid jet, e.g. of water
No child classifications to compare. This is a leaf node in both IPC and CPC.