IPC Main Group
B01D 25/00 Filters formed by clamping together several filtering elements or parts of such elements
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- SEPARATION
6 direct subcodes
Child Classifications
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- B01D 25/02 in which the elements are pre-formed independent filtering units, e.g. modular systems
- B01D 25/12 Filter presses, i.e. of the plate or plate and frame type
- B01D 25/22 Cell-type filters
- B01D 25/28 Leaching or washing filter cakes in the filter
- B01D 25/3 Feeding devices
- B01D 25/32 Removal of filter cakes