CPC Subgroup Additional Only
F23G 2900/55 Controlling; Monitoring or measuring
Full Title
Special features of, or arrangements for incinerators > Controlling; Monitoring or measuring
10 direct subcodes
Child Classifications
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- F23G 2900/55001 Controlling combustion air preheating
- F23G 2900/55002 Sensing exhaust gas opacity
- F23G 2900/55003 Sensing for exhaust gas properties, e.g. O2 content
- F23G 2900/55004 Sensing exhaust gas radioactivity
- F23G 2900/55005 Sensing ash or slag properties
- F23G 2900/55006 Measuring material flow rates
- F23G 2900/55007 Sensors arranged in waste loading zone, e.g. feed hopper level
- F23G 2900/55008 Measuring produced steam flow rate
- F23G 2900/55009 Controlling stoker grate speed or vibrations for waste movement
- F23G 2900/55011 Detecting the properties of waste to be incinerated, e.g. heating value, density
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