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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24/00
Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
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B01D24/02
with the filter bed stationary during the filtration
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B01D24/20
the filtering material being provided in an open container
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B01D24/263
the filtering material being supported by pervious surfaces
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