IPC Main Group
F23C 13/00 Apparatus in which combustion takes place in the presence of catalytic material
Introduced: January 2006
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- COMBUSTION APPARATUS; COMBUSTION PROCESSES
- Subclass:
- METHODS OR APPARATUS FOR COMBUSTION USING FLUID FUEL OR SOLID FUEL SUSPENDED IN AIR
Related Keywords
combustion apparatus using CATALYSIS
4 direct subcodes
Child Classifications
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- F23C 13/02 characterised by arrangements for starting the operation, e.g. for heating the catalytic material to operating temperature
- F23C 13/04 characterised by the arrangement of two or more catalytic elements in series connection
- F23C 13/06 in which non-catalytic combustion takes place in addition to catalytic combustion, e.g. downstream of a catalytic element
- F23C 13/08 characterised by the catalytic material
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