DIFF Subgroup
B01F 27/113 Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
Introduced: January 2022
Full Title
Full titles differ between systems:
IPC:
Mixers with rotary stirring devices in fixed receptacles; Kneaders > Stirrers > characterised by the configuration of the stirrers > Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
CPC:
Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders > Stirrers > characterised by the configuration of the stirrers > Propeller-shaped stirrers for producing an axial flow, e.g. shaped like a ship or aircraft propeller
Of 4 combined children, 2 exist in both systems.
2 codes are CPC-only extensions.
IPC defines codes here since 2022.
Child Classifications
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- B01F 27/1132 with guiding tubes or tubular segments fixed to and surrounding the tips of the propeller blades, e.g. for supplementary mixing since 2022 IPC+CPC Available in IPC and CPC