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with filtering bands or the like supported on cylinders which are pervious for filtering

with filtering bands or the like supported on cylinders which are pervious for filtering · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B01D33/044
Official title	with filtering bands or the like supported on cylinders which are pervious for filtering
Display label	with filtering bands or the like supported on cylinders which are pervious for filtering
Total patents	12

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is rapidly declining.

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.