B01F 27/00 Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders
Introduced: January 2022
Title
Titles differ between systems:
IPC: Mixers with rotary stirring devices in fixed receptacles; Kneaders
CPC: Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders
Full Title
Full titles differ between systems:
Mixers with rotary stirring devices in fixed receptacles; Kneaders
Mixers with rotary stirring devices in fixed receptacles (magnetic mixers B01F33/45); Kneaders
Additional Content IPC
Limiting references
Magnetic mixers
Application references
Mixing; Kneading of plastics
IPC and CPC are identically structured here. All 10 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2022.
Child Classifications
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- B01F 27/21 characterised by their rotating shafts since 2022 +1 CPC IPC+CPC Available in IPC and CPC
- B01F 27/23 characterised by the orientation or disposition of the rotor axis since 2022 IPC+CPC Available in IPC and CPC
- B01F 27/25 Mixers with both stirrer and drive unit submerged in the material being mixed since 2022 +1 CPC IPC+CPC Available in IPC and CPC
- B01F 27/27 Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices (the stirrers having a central axial inflow and a substantially radial outflow B01F27/81) since 2022 +1 CPC IPC+CPC Available in IPC and CPC
- B01F 27/40 Mixers with rotor-rotor system, e.g. with intermeshing teeth since 2022 IPC+CPC Available in IPC and CPC
- B01F 27/50 Pipe mixers, i.e. mixers wherein the materials to be mixed flow continuously through pipes, e.g. column mixers since 2022 IPC+CPC Available in IPC and CPC
- B01F 27/60 with stirrers rotating about a horizontal or inclined axis since 2022 +3 CPC IPC+CPC Available in IPC and CPC
- B01F 27/80 with stirrers rotating about a substantially vertical axis since 2022 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B01,2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 16,893
- CHINESE ACADEMY OF SCIENCES 11,733
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 3,898
- LG CHEM KR 3,367
- PETROCHINA COMPANY 3,224
- IFPEN (IFP ENERGIES NOUVELLES) FR 3,042
- ZHEJIANG UNIVERSITY 2,890
- MANN + HUMMEL DE 2,740
- JOHNSON MATTHEY GB 2,534
- SAUDI ARABIAN OIL COMPANY SA 2,527
Top Applicants (CPC)
Class B01,2013–2023, worldwide · Source: EPO PATSTAT
- SINOPEC (CHINA PETROCHEMICAL CORPORATION) 10,345
- CHINESE ACADEMY OF SCIENCES 8,352
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 5,134
- LG CHEM KR 4,290
- SAUDI ARABIAN OIL COMPANY SA 3,444
- IFPEN (IFP ENERGIES NOUVELLES) FR 3,417
- DOW GLOBAL TECHNOLOGIES US 3,195
- MANN + HUMMEL DE 2,822
- JOHNSON MATTHEY GB 2,802
- UNIVERSAL OIL PRODUCTS COMPANY (UOP) US 2,737