DIFF Subgroup
B01F 25/72 with nozzles
Introduced: January 2022
Full Title
Full titles differ between systems:
IPC:
Flow mixers; Mixers for falling materials, e.g. solid particles > Spray-mixers, e.g. for mixing intersecting sheets of material > with nozzles
CPC:
Flow mixers; Mixers for falling materials, e.g. solid particles (centrifugal mixers B04) > Spray-mixers, e.g. for mixing intersecting sheets of material > with nozzles
IPC and CPC are identically structured here. All 1 subcodes exist in both systems.
IPC defines codes here since 2022.
Child Classifications
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- B01F 25/721 for spraying a fluid on falling particles or on a liquid curtain 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