CPC Subgroup
F23C 10/24 Devices for removal of material from the bed (devices for controlling the level of the bed or the amount of material in the bed F23C10/30)
Full Title
Fluidised bed combustion apparatus > Details; Accessories > Devices for removal of material from the bed (devices for controlling the level of the bed or the amount of material in the bed F23C10/30)
1 direct subcode
Child Classifications
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- F23C 10/26 combined with devices for partial reintroduction of material into the bed, e.g. after separation of agglomerated parts
Top Applicants
Top 10 applicants by patent filingsfor class F23, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 2,581
- UNITED TECHNOLOGIES CORPORATION (UTC) US 1,180
- SIEMENS DE 1,157
- GE (GENERAL ELECTRIC COMPANY) 994
- XIAN THERMAL POWER RESEARCH INSTITUTE COMPANY 769
- MITSUBISHI HEAVY INDUSTRIES JP 701
- MITSUBISHI HITACHI POWER SYSTEMS JP 695
- RAYTHEON TECHNOLOGIES CORPORATION US 587
- NINGBO FOTILE KITCHENWARE COMPANY 543
- GENERAL ELECTRIC TECHNOLOGY CH 490