the movement of the filter elements being a combination of movements (B01D33/19 takes precedence)

Introduced: January 1990

Title

Titles differ between systems:

IPC: the movement of the filter elements being a combination of movements

CPC: the movement of the filter elements being a combination of movements (B01D33/19 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Filters with filtering elements which move during the filtering operation > the movement of the filter elements being a combination of movements

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) > the movement of the filter elements being a combination of movements (B01D33/19 takes precedence)

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 1990.

Child Classifications

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B01D 33/31 Planetary movement since 1990 IPC+CPC Available in IPC and CPC
B01D 33/327 Tipping buckets, trays or like sections since 1990 IPC+CPC Available in IPC and CPC