IPC Main Group
F22B 35/00 Control systems for steam boilers
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- STEAM GENERATION
- Subclass:
- METHODS OF STEAM GENERATION; STEAM BOILERS
Scope Notes
Limiting references: Controlling water feed or water level Controlling superheat temperature
3 direct subcodes
Child Classifications
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- F22B 35/02 for steam boilers with natural convection circulation
- F22B 35/06 for steam boilers of forced-flow type
- F22B 35/18 Applications of computers to steam-boiler control