F23R 3/20

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Description

Class  F23R : GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS


Subclass 3/20: Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration (reverse-flow combustion chambers F23R 3/54; cyclone or vortex type combustion chambers F23R 3/58) with devices inside the flame tube or the combustion chamber to influence the air or gas flow Flame stabilising means, e.g. flame holders for after-burners of jet-propulsion plants incorporating fuel injection means

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12247739 System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engineApr 12, 24Mar 11, 25GE Infrastructure Technology, LLC
12247741 Multitube pilot injector having a split airflow for a gas turbine engineNov 03, 22Mar 11, 25Power Systems Mfg., LLC
12196421 Trailing edge fuel injection enhancement for flame holding mitigationNov 03, 22Jan 14, 25Power Systems Mfg., LLC
12163661 Diffusion cone for the rear part of a jet engine incorporating a flame-holder ring at the trailing edgeApr 15, 22Dec 10, 24SAFRAN AIRCRAFT ENGINES
12111054 Gas turbine combustor structureSep 11, 23Oct 08, 24Toshiba Energy Systems & Solutions Corporation
12104793 Fuel injection device for a turbojet engine afterburnerApr 15, 22Oct 01, 24SAFRAN AIRCRAFT ENGINES
11971170 System and method having flame stabilizers for isothermal expansion in turbine stage of gas turbine engineDec 30, 22Apr 30, 24GE Infrastructure Technology, LLC
11913409 Afterburner structure with self-excited sweeping oscillating fuel injection nozzlesFeb 23, 23Feb 27, 24AERO ENGINE ACADEMY OF CHINA
11815049 Swirl preburner system and methodJun 29, 22Nov 14, 23Stratolaunch, LLC
11788492 Reheat assemblyJan 04, 23Oct 17, 23Rolls Royce plc
11662095 Fuel nozzle and combustor and gas turbine including the sameOct 15, 21May 30, 23DOOSAN ENERBILITY CO., LTD.
11661866 Hydrogen and oxygen supplemental firing for combined cycle facilityJan 30, 20May 30, 23Mitsubishi Power Americas, Inc.
11578870 Systems and methods for spraying fuel in an augmented gas turbine engineJul 08, 22Feb 14, 23General Electric Company
11555471 Thrust chamber device and method for operating a thrust chamber deviceSep 11, 19Jan 17, 23Deutsches Zentrum fuer Luft- undRaumfahrt e.V.
11466856 Afterburner strut with integrated fuel feed linesMay 11, 21Oct 11, 22Rolls-Royce plc
11421628 Fuel injector for hypersonic jet engine operationSep 04, 19Aug 23, 22University of Florida Research Foundation Incorporated
11408610 Systems and methods for spraying fuel in an augmented gas turbine engineFeb 03, 21Aug 09, 22General Electric Company
11378040 Swirl preburner system and methodNov 15, 18Jul 05, 22Stratolaunch, LLC
11371708 Premixer for low emissions gas turbine combustorApr 06, 18Jun 28, 22General Electric Company
11346556 Combustor having inner and outer tubular oxygen nozzles about a tubular fuel supply unitMar 18, 19May 31, 22MITSUBISHI HEAVY INDUSTRIES, LTD.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2024/0255,148 SYSTEM AND METHOD HAVING FLAME STABILIZERS FOR ISOTHERMAL EXPANSION IN TURBINE STAGE OF GAS TURBINE ENGINEApr 12, 24Aug 01, 24Not available
2023/0349,555 PROPULSION SYSTEM FOR JET NOISE REDUCTIONApr 29, 22Nov 02, 23Not available
2023/0250,777 REHEAT ASSEMBLY FOR GAS TURBINE ENGINEJan 04, 23Aug 10, 23Rolls-Royce plc
2022/0243,915 SYSTEMS AND METHODS FOR SPRAYING FUEL IN AN AUGMENTED GAS TURBINE ENGINEFeb 03, 21Aug 04, 22Not available
2021/0003,282 FUEL DELIVERY SYSTEM WITH A CAVITY COUPLED FUEL INJECTORApr 13, 20Jan 07, 21Not available
2019/0195,497 FUEL INJECTORFeb 28, 19Jun 27, 19Rolls Royce plc
2019/0072,277 TRAILING EDGE BOX AND FUEL SPRAYBAR WITH INTERNAL PASSAGESSep 05, 17Mar 07, 19Not available
2018/0363,905 FUEL NOZZLE ASSEMBLY FOR REDUCING MULTIPLE TONE COMBUSTION DYNAMICSJan 11, 17Dec 20, 18Not available
2018/0347,470 CAVITY SWIRL FUEL INJECTOR FOR AN AUGMENTOR SECTION OF A GAS TURBINE ENGINEAug 22, 18Dec 06, 18Not available
2018/0058,697 METHOD FOR OPERATING A COMBUSTION SYSTEMJan 29, 16Mar 01, 18SIEMENS AKTIENGESELLSCHAFT
2018/0031,242 COMBUSTION CHAMBERJun 29, 17Feb 01, 18ROLLS-ROYCE PLC
2017/0370,587 SYSTEMS AND METHODS FOR CONTROLLING FLAME INSTABILITYJan 13, 16Dec 28, 17Not available
2017/0343,215 GAS TURBINE ENGINE AFTERBURNERJul 28, 17Nov 30, 17ROLLS-ROYCE NORTH AMERICAN TECHNOLOGIES, INC.
2017/0284,674 CLOSED TRAPPED VORTEX CAVITY PILOT FOR A GAS TURBINE ENGINE AUGMENTORMar 30, 16Oct 05, 17GENERAL ELECTRIC COMPANY
2017/0234,543 High G-field CombustionMay 25, 16Aug 17, 17SOCPRA SCIENCES ET GENIE S.E.C.
2017/0009,991 FUEL INJECTORJun 10, 16Jan 12, 17ROLLS-ROYCE PLC
2016/0146,467 COMBUSTOR LINERNov 24, 15May 26, 16ANSALDO ENERGIA SWITZERLAND AG
2014/0360,197 AFTERBURNER AND AIRCRAFT ENGINEAug 27, 14Dec 11, 14IHI CORPORATION

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