CPC Main Group
B04B 5/00 Other centrifuges
7 direct subcodes
Child Classifications
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- B04B 5/02 Centrifuges consisting of a plurality of separate bowls rotating round an axis situated between the bowls
- B04B 5/04 Radial chamber apparatus for separating predominantly liquid mixtures, e.g. butyrometers
- B04B 5/06 Centrifugal counter-current apparatus
- B04B 5/08 Centrifuges for separating predominantly gaseous mixtures
- B04B 5/10 Centrifuges combined with other apparatus, e.g. electrostatic separators; Sets or systems of several centrifuges (B04B5/12 takes precedence; magnetic or electrostatic separators B03C; )
- B04B 5/12 Centrifuges in which rotors other than bowls generate centrifugal effects in stationary containers
Top Applicants
Top 10 applicants by patent filingsfor class B04, 2013–2023, worldwide · Source: EPO PATSTAT
- ALFA LAVAL SE 576
- GEA MECHANICAL EQUIPMENT DE 304
- DYSON GB 221
- LG ELECTRONICS KR 151
- GEA WESTFALIA SEPARATOR GROUP DE 138
- FLOTTWEG SE DE 129
- FENWAL US 114
- BECTON, DICKINSON & COMPANY US 112
- ANDREAS HETTICH & COMPANY DE 109
- OMACHRON INTELLECTUAL PROPERTY CA 108