using vacuum or particular gas atmosphere

Introduced: January 1980

Full Title

Full titles differ between systems:

IPC:

Heating by electric, magnetic or electromagnetic fields > Induction heating > Furnaces without an endless core > Crucible furnaces > using vacuum or particular gas atmosphere

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) > using vacuum or particular gas atmosphere

No child classifications to compare. This is a leaf node in both IPC and CPC.