DIFF Subgroup
C01G 23/047 Titanium dioxide
Introduced: January 1980
Full Title
Compounds of titanium > Oxides; Hydroxides > Titanium dioxide
Of 4 combined children, 3 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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- C01G 23/053 Producing by wet processes, e.g. hydrolysing titanium salts since 1980 +2 CPC IPC+CPC Available in IPC and CPC
- C01G 23/07 Producing by vapour phase processes, e.g. halide oxidation since 1980 +1 CPC IPC+CPC Available in IPC and CPC