DIFF Subgroup
F27B 14/04 adapted for treating the charge in vacuum or special atmosphere
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Crucible or pot furnaces; Tank furnaces > adapted for treating the charge in vacuum or special atmosphere
CPC:
Crucible or pot furnaces > adapted for treating the charge in vacuum or special atmosphere
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Note: 1 CPC extensions are marked as secondary classification only.
Child Classifications
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