CPC Subgroup
B01J 38/04 Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
Full Title
Regeneration or reactivation of catalysts, in general > Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
5 direct subcodes
Child Classifications
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- B01J 38/06 using steam
- B01J 38/08 using ammonia or derivatives thereof
- B01J 38/10 using elemental hydrogen
- B01J 38/12 Treating with free oxygen-containing gas
- B01J 38/42 using halogen-containing material