IPC Subgroup
F23N 5/02 using devices responsive to thermal changes or to thermal expansion of a medium
Introduced: September 1968
Last revised: January 2006
Full Title
Systems for controlling combustion > using devices responsive to thermal changes or to thermal expansion of a medium
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- COMBUSTION APPARATUS; COMBUSTION PROCESSES
- Subclass:
- REGULATING OR CONTROLLING COMBUSTION
6 direct subcodes
Child Classifications
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