IPC Subgroup
F22B 33/14 Combinations of low- and high-pressure boilers
Introduced: September 1968
Last revised: January 2006
Full Title
Steam-generation plants, e.g. comprising steam boilers of different types in mutual association > Combinations of low- and high-pressure boilers
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- STEAM GENERATION
- Subclass:
- METHODS OF STEAM GENERATION; STEAM BOILERS
1 direct subcode
Child Classifications
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- F22B 33/16 of forced-flow type