IPC Subgroup
F25B 15/02 without inert gas
Introduced: September 1968
Last revised: January 2006
Full Title
Sorption machines, plants or systems, operating continuously, e.g. absorption type > without inert gas
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION OR SOLIDIFICATION OF GASES
- Subclass:
- REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
4 direct subcodes
Child Classifications
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- F25B 15/04 the refrigerant being ammonia evaporated from aqueous solution
- F25B 15/06 the refrigerant being water vapour evaporated from a salt solution, e.g. lithium bromide
- F25B 15/08 the refrigerant being sulfuric acid
- F25B 15/09 the refrigerant being hydrogen desorbed from a hydride