IPC Subgroup
B01F 33/3 Micromixers
Introduced: January 2022
Full Title
Other mixers; Mixing plants; Combinations of mixers > Micromixers
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
Processes or apparatus specially adapted for the manufacture or treatment of microstructural devices or systems
6 direct subcodes
Child Classifications
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- B01F 33/301 using specific means for arranging the streams to be mixed, e.g. channel geometries or dispositions
- B01F 33/302 the materials to be mixed flowing in the form of droplets
- B01F 33/3031 using electro-hydrodynamic [EHD] or electro-kinetic [EKI] phenomena to mix or move the fluids
- B01F 33/3032 using magneto-hydrodynamic [MHD] phenomena to mix or move the fluids
- B01F 33/3033 using heat to mix or move the fluids
- B01F 33/3039 with mixing achieved by diffusion between layers
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