IPC Subgroup
B01F 29/8 rotating about a substantially vertical axis
Introduced: January 2022
Full Title
Mixers with rotating receptacles > rotating about a substantially vertical axis
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- Subclass:
- MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
6 direct subcodes
Child Classifications
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- B01F 29/81 with stationary mixing elements
- B01F 29/83 with rotary paddles or arms, e.g. movable out of the receptacle
- B01F 29/84 with propellers
- B01F 29/85 with helices, e.g. rotating about an inclined axis
- B01F 29/86 with rotary discs
- B01F 29/87 with rotary cylinders
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