CPC Main Group
C25D 21/00 Processes for servicing or operating cells for electrolytic coating
8 direct subcodes
Child Classifications
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- C25D 21/02 Heating or cooling
- C25D 21/04 Removal of gases or vapours
- C25D 21/06 Filtering
- C25D 21/08 Rinsing
- C25D 21/10 Agitating of electrolytes; Moving of racks
- C25D 21/11 Use of protective surface layers on electrolytic baths
- C25D 21/12 Process control or regulation (controlling or regulating in general G05)
- C25D 21/16 Regeneration of process solutions
Top Applicants
Top 10 applicants by patent filingsfor class C25, 2013–2023, worldwide · Source: EPO PATSTAT
- CHINESE ACADEMY OF SCIENCES 1,393
- JFE STEEL JP 914
- EBARA CORPORATION JP 738
- INDUSTRIE DE NORA IT 674
- JX NIPPON MINING & METALS CORPORATION JP 652
- NIPPON STEEL CORPORATION JP 633
- CEA (COMMISSARIAT A L'ENERGIE ATOMIQUE) FR 630
- ROBERT BOSCH DE 626
- SIEMENS DE 587
- ATOTECH DEUTSCHLAND DE 561