IPC Subgroup
C22C 21/12 with copper as the next major constituent
Introduced: July 1974
Last revised: January 2006
Full Title
Alloys based on aluminium > with copper as the next major constituent
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- Subclass:
- ALLOYS
3 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- C22C 21/14 with silicon
- C22C 21/16 with magnesium
- C22C 21/18 with zinc