CPC Main Group
F28B 3/00 Condensers in which the steam or vapour comes into direct contact with the cooling medium
4 direct subcodes
Child Classifications
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- F28B 3/02 by providing a flowing coating of cooling liquid on the condensing surface
- F28B 3/04 by injecting cooling liquid into the steam or vapour (F28B3/08 takes precedence)
- F28B 3/06 by injecting the steam or vapour into the cooling liquid (F28B3/08 takes precedence)
- F28B 3/08 with rotatable members
Top Applicants
Top 10 applicants by patent filingsfor class F28, 2013–2023, worldwide · Source: EPO PATSTAT
- VALEO SYSTEMES THERMIQUES FR 1,945
- MITSUBISHI ELECTRIC CORPORATION JP 1,518
- MAHLE INTERNATIONAL DE 1,120
- ALFA LAVAL SE 1,085
- HANON SYSTEMS KR 939
- DENSO CORPORATION JP 900
- LG ELECTRONICS KR 861
- HAMILTON SUNDSTRAND US 795
- DAIKIN INDUSTRIES JP 608
- DENSO CORPORATION 537