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Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01D
SEPARATION
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2239/00
Aspects relating to filtering material for liquid or gaseous fluids
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B01D2239/06
Filter cloth, e.g. knitted, woven non-woven; self-supported material
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B01D2239/0604
Arrangement of the fibres in the filtering material
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B01D2239/0636
Two or more types of fibres present in the filter material
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