CPC Main Group
F23G 5/00 Incineration of waste (of specific waste F23G7/00); Incinerator constructions; Details, accessories or control therefor
15 direct subcodes
Child Classifications
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- F23G 5/02 with pretreatment
- F23G 5/08 having supplementary heating
- F23G 5/20 having rotating or oscillating drums
- F23G 5/24 having a vertical, substantially cylindrical, combustion chamber
- F23G 5/30 having a fluidised bed
- F23G 5/32 the waste being subjected to a whirling movement, e.g. cyclonic incinerators
- F23G 5/34 the waste being burnt in a pit or arranged in a heap for combustion
- F23G 5/36 having a conical combustion chamber, e.g. "teepee" incinerators (F23G5/22 takes precedence)
- F23G 5/38 Multi-hearth arrangements
- F23G 5/40 Portable or mobile incinerators
- F23G 5/44 Details; Accessories
- F23G 5/50 Control or safety arrangements
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