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PCE
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DIFF Subgroup
B01D 33/46

by scrapers, brushes or the like acting on the cake-side of the filtering element

Introduced: January 1990

Full Title

Full titles differ between systems:

IPC:

Filters with filtering elements which move during the filtering operation > Regenerating the filter material in the filter > by scrapers, brushes or the like acting on the cake-side of the filtering element

CPC:

Filters with filtering elements which move during the filtering operation (filters comprising loose filtering material moving or fluidised during filtration B01D24/28 - B01D24/36; centrifuges B04B) > Regenerating the filter material in the filter (devices for taking out of action one or more units of multi-unit filters, e.g. for regeneration, B01D35/12) > by scrapers, brushes or the like acting on the cake-side of the filtering element

Of 5 combined children, 0 exist in both systems.

5 codes are CPC-only extensions.

Child Classifications

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