IPC Main Group
B01F 27/00 Mixers with rotary stirring devices in fixed receptacles; Kneaders
Introduced: January 2022
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
Additional Content
Limiting references
Magnetic mixers
Application references
Mixing; Kneading of plastics
Related Keywords
KNEADERS
10 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- B01F 27/05 Stirrers
- B01F 27/21 characterised by their rotating shafts
- B01F 27/23 characterised by the orientation or disposition of the rotor axis
- B01F 27/25 Mixers with both stirrer and drive unit submerged in the material being mixed
- B01F 27/27 Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices
- B01F 27/4 Mixers with rotor-rotor system, e.g. with intermeshing teeth
- B01F 27/5 Pipe mixers, i.e. mixers wherein the materials to be mixed flow continuously through pipes, e.g. column mixers
- B01F 27/55 with stirrers driven by the moving material
- B01F 27/6 with stirrers rotating about a horizontal or inclined axis
- B01F 27/8 with stirrers rotating about a substantially vertical axis
Top Applicants
Top 10 applicants by patent filingsfor 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