CPC Subgroup Additional Only
B01D 2201/28 Position of the filtering element
Full Title
Details relating to filtering apparatus > Position of the filtering element
3 direct subcodes
Child Classifications
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- B01D 2201/282 Filtering elements with a horizontal rotation or symmetry axis
- B01D 2201/285 Filtering elements with a symmetry axis not parallel to the rotation axis
- B01D 2201/287 Filtering elements with a vertical or inclined rotation or symmetry axis