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CPC Subgroup
B01J 23/90

Regeneration or reactivation

Full Title

Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 (B01J21/16 takes precedence) > Regeneration or reactivation

3 direct subcodes

Child Classifications

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  • B01J 23/92 of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
  • B01J 23/94 of catalysts comprising metals, oxides or hydroxides of the iron group metals or copper
  • B01J 23/96 of catalysts comprising metals, oxides or hydroxides of the noble metals