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PCE
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DIFF Subgroup
C01F 7/38

Preparation of aluminium oxide by thermal reduction of aluminous minerals

Introduced: September 1968

Full Title

Compounds of aluminium > Aluminium oxide; Aluminium hydroxide; Aluminates > Preparation of aluminium oxide by thermal reduction of aluminous minerals

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • C01F 7/40 in the presence of aluminium sulfide IPC+CPC Available in IPC and CPC