IPC Subgroup
C01F 7/144 from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
Introduced: January 2022
Full Title
Compounds of aluminium > Aluminium oxide; Aluminium hydroxide; Aluminates > Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom > Aluminium oxide or hydroxide from alkali metal aluminates > from aqueous aluminate solutions by precipitation due to cooling, e.g. as part of the Bayer process
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- INORGANIC CHEMISTRY
- Subclass:
- COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE EARTH METALS
3 direct subcodes
Child Classifications
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- C01F 7/145 characterised by the use of a crystal growth modifying agent other than aluminium hydroxide seed
- C01F 7/147 Apparatus for precipitation
- C01F 7/148 Separation of the obtained hydroxide, e.g. by filtration or dewatering