DIFF Subgroup
H05B 6/24 Crucible furnaces (H05B6/30 takes precedence)
Introduced: January 1980
Title
Titles differ between systems:
IPC: Crucible furnaces
CPC: Crucible furnaces (H05B6/30 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Heating by electric, magnetic or electromagnetic fields > Induction heating > Furnaces without an endless core > Crucible furnaces
CPC:
Heating by electric, magnetic or electromagnetic fields > Induction heating > Furnaces without an endless core (H05B6/34 takes precedence) > Crucible furnaces (H05B6/30 takes precedence)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
IPC defines codes here since 1980.
Child Classifications
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