DIFF Main Group
C21B 15/00 Other processes for the manufacture of iron from iron compounds (general methods of reducing to metal C22B5/00; by electrolysis C25C1/06)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Other processes for the manufacture of iron from iron compounds
CPC: Other processes for the manufacture of iron from iron compounds (general methods of reducing to metal C22B5/00; by electrolysis C25C1/06)
Full Title
Full titles differ between systems:
IPC:
Other processes for the manufacture of iron from iron compounds
CPC:
Other processes for the manufacture of iron from iron compounds (general methods of reducing to metal C22B5/00; by electrolysis C25C1/06)
Of 4 combined children, 2 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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