CPC Main Group
C22C 27/00 Alloys based on rhenium or a refractory metal not mentioned in groups C22C14/00 or C22C16/00
3 direct subcodes
Child Classifications
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- C22C 27/02 Alloys based on vanadium, niobium, or tantalum
- C22C 27/04 Alloys based on tungsten or molybdenum
- C22C 27/06 Alloys based on chromium