CPC Subgroup Additional Only
B01J 2219/0873 Materials to be treated
Full Title
Chemical, physical or physico-chemical processes in general; Their relevant apparatus > Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor > Materials to be treated
5 direct subcodes
Child Classifications
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- B01J 2219/0875 Gas
- B01J 2219/0877 Liquid
- B01J 2219/0879 Solid
- B01J 2219/0881 Two or more materials
- B01J 2219/0892 involving catalytically active material