Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections

Full Title

Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders > Stirrers > characterised by the configuration of the stirrers > Helically shaped stirrers, i.e. stirrers comprising a helically shaped band or helically shaped band sections

Child Classifications

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• B01F 27/1141
• B01F 27/1142 of the corkscrew type
• B01F 27/1143 screw-shaped, e.g. worms
• B01F 27/1144 with a plurality of blades following a helical path on a shaft or a blade support
• B01F 27/1145 ribbon shaped with an open space between the helical ribbon flight and the rotating axis