Patent classifications
B
PERFORMING OPERATIONS; TRANSPORTING
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B01
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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B01F
MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
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27/00
Mixers with rotary stirring devices in fixed receptacles; Kneaders
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B01F27/11
characterised by the configuration of the stirrers
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B01F27/117
Stirrers provided with conical-shaped elements, e.g. funnel-shaped
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B01F27/1171
having holes in the surface
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