F23M 20/00 Details of combustion chambers, not otherwise provided for
Introduced: January 2014
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- COMBUSTION APPARATUS; COMBUSTION PROCESSES
- Subclass:
- CASINGS, LININGS, WALLS OR DOORS SPECIALLY ADAPTED FOR COMBUSTION CHAMBERS, e.g. FIREBRIDGES; DEVICES FOR DEFLECTING AIR, FLAMES OR COMBUSTION PRODUCTS IN COMBUSTION CHAMBERS; SAFETY ARRANGEMENTS SPECIALLY ADAPTED FOR COMBUSTION APPARATUS; DETAILS OF COMBUSTION CHAMBERS, NOT OTHERWISE PROVIDED FOR
Additional Content
Details of steam boilers , e.g. Mounting or disposition of burners Supplying air or non-combustible liquids or gases , Details of fluidised bed combustion apparatus Burners Details specially adapted for apparatus for combustion of waste or low-grade fuels, e.g. incinerators Grates; Cleaning or raking grates Removal or treatment of combustion products or combustion residues Feeding fuel Casings, linings, walls or doors - Devices for deflecting air, flames or combustion products Safety arrangements Ignition Details of stoves or ranges burning solid fuels , Details of stoves or ranges burning fuels other than solid fuels , e.g. Details of fluid heaters, e.g., heating boilers Details of furnaces, kilns, ovens or retorts ,
Top Applicants
Top 10 applicants by patent filingsfor class F23, 2013–2023, worldwide · Source: EPO PATSTAT
- GE (GENERAL ELECTRIC COMPANY) US 2,124
- XIAN THERMAL POWER RESEARCH INSTITUTE COMPANY 1,369
- NINGBO FOTILE KITCHENWARE COMPANY 1,363
- SIEMENS DE 997
- UNITED TECHNOLOGIES CORPORATION (UTC) US 937
- GE (GENERAL ELECTRIC COMPANY) 898
- VATTI 815
- CHINESE ACADEMY OF SCIENCES 719
- RINNAI COMPANY 708
- MITSUBISHI HITACHI POWER SYSTEMS 670