CPC Main Group
B03C 3/00 Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
7 direct subcodes
Child Classifications
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- B03C 3/01 Pretreatment of the gases prior to electrostatic precipitation
- B03C 3/017 Combinations of electrostatic separation with other processes, not otherwise provided for
- B03C 3/019 Post-treatment of gases
- B03C 3/02 Plant or installations having external electricity supply
- B03C 3/28 Plant or installations without electricity supply, e.g. using electrets
- B03C 3/32 Transportable units, e.g. for cleaning room air
- B03C 3/34 Constructional details or accessories or operation thereof
Top Applicants
Top 10 applicants by patent filingsfor class B03, 2013–2023, worldwide · Source: EPO PATSTAT
- CENTRAL SOUTH UNIVERSITY 405
- CHINA UNIVERSITY OF MINING AND TECHNOLOGY 310
- KMUST (KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY) 303
- SHANGHAI BIXIUFU ENTERPRISE MANAGEMENT COMPANY CN 296
- OUTOTEC (FINLAND) FI 252
- LG ELECTRONICS KR 234
- CIDRA CORPORATE SERVICES US 232
- BASF (BADISCHE ANILIN & SODA FABRIK) DE 218
- ADEY HOLDINGS (2008) GB 169
- FLSMIDTH DK 166