DIFF Subgroup
C22C 27/02 Alloys based on vanadium, niobium, or tantalum
Introduced: July 1974
Title
Titles differ between systems:
IPC: Alloys based on vanadium, niobium or tantalum
CPC: Alloys based on vanadium, niobium, or tantalum
Full Title
Full titles differ between systems:
IPC:
Alloys based on rhenium or a refractory metal not mentioned in groups or > Alloys based on vanadium, niobium or tantalum
CPC:
Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00 > Alloys based on vanadium, niobium, or tantalum
Of 1 combined children, 0 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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