CPC Subgroup
C01B 13/14 Methods for preparing oxides or hydroxides in general (particular individual oxides or hydroxides, see the relevant groups of subclasses C01B - C01G or C25B, according to the element combined with the oxygen or hydroxy group)
Full Title
Oxygen; Ozone; Oxides or hydroxides in general > Methods for preparing oxides or hydroxides in general (particular individual oxides or hydroxides, see the relevant groups of subclasses C01B - C01G or C25B, according to the element combined with the oxygen or hydroxy group)
7 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- C01B 13/16 Purification
- C01B 13/18 by thermal decomposition of compounds, e.g. of salts or hydroxides
- C01B 13/20 by oxidation of elements in the gaseous state; by oxidation or hydrolysis of compounds in the gaseous state
- C01B 13/32 by oxidation or hydrolysis of elements or compounds in the liquid or solid state
- C01B 13/34 by oxidation or hydrolysis of sprayed or atomised solutions
- C01B 13/36 by precipitation reactions in solutions