CPC Subgroup Additional Only
C03C 2203/20 Wet processes, e.g. sol-gel process
Full Title
Production processes > Wet processes, e.g. sol-gel process
6 direct subcodes
Child Classifications
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- C03C 2203/22 using colloidal silica sols
- C03C 2203/24 using alkali silicate solutions
- C03C 2203/26 using alkoxides
- C03C 2203/30 Additives
- C03C 2203/34 adding silica powder
- C03C 2203/36 Gel impregnation