CPC Main Group Additional Only
C21C 2250/00 Specific additives; Means for adding material different from burners or lances
4 direct subcodes
Child Classifications
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- C21C 2250/02 Hot oxygen
- C21C 2250/04 Liquid gas
- C21C 2250/06 Hollow electrode
- C21C 2250/08 Porous plug