CPC Subgroup
F23D 14/34 Burners specially adapted for use with means for pressurising the gaseous fuel or the combustion air
Full Title
Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid > Burners specially adapted for use with means for pressurising the gaseous fuel or the combustion air
1 direct subcode
Child Classifications
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- F23D 14/36 in which the compressor and burner form a single unit
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