Class F23R : GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
Subclass 3/26: 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) Controlling the air flow
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12241629 | Controlling soot | Aug 26, 22 | Mar 04, 25 | Rolls Royce plc |
| 12222104 | Turbine engine combustor and combustor liner | May 10, 22 | Feb 11, 25 | General Electric Company |
| 12196135 | Sectional fuel manifolds | Jul 18, 23 | Jan 14, 25 | Delavan Inc. |
| 12104795 | Combustor with a variable primary zone combustion chamber | May 25, 22 | Oct 01, 24 | General Electric Company |
| 12065977 | Multi-duct exhaust system for gas turbine engine | Dec 30, 22 | Aug 20, 24 | RTX CORPORATION |
| 12053821 | Engine article with integral liner and nozzle | Mar 16, 23 | Aug 06, 24 | RTX CORPORATION |
| 12031723 | Perforated plate for gas turbine combustor, gas turbine combustor, and gas turbine | Aug 31, 21 | Jul 09, 24 | MITSUBISHI HEAVY INDUSTRIES, LTD. |
| 11988145 | Apparatus and method for mitigating airflow separation around engine combustor | Jan 07, 19 | May 21, 24 | RTX CORPORATION |
| 11971173 | Two-stage combustor for gas turbine engine | Jul 23, 21 | Apr 30, 24 | PRATT & WHITNEY CANADA CORP. |
| 11959401 | Deswirl system for gas turbine engine | Mar 24, 23 | Apr 16, 24 | Honeywell International, Inc. |
| 11933498 | Aerospace structure methods of manufacturing | Oct 12, 21 | Mar 19, 24 | Venture Aerospace, LLC |
| 11898755 | Combustor with a variable volume primary zone combustion chamber | Jun 08, 22 | Feb 13, 24 | General Electric Company |
| 11898756 | Multi-nozzle fuel injection method for gas turbine | Jan 17, 23 | Feb 13, 24 | Qingdao Zhennuo Laser Technology Co., Ltd. |
| 11846422 | Systems for fuel injectors with fuel air heat exchangers | Aug 19, 21 | Dec 19, 23 | Collins Engine Nozzles, Inc. |
| 11732659 | Controlling soot | Aug 26, 22 | Aug 22, 23 | Rolls Royce plc |
| 11725822 | Combustion module for a gas turbo engine with chamber bottom stop | May 28, 19 | Aug 15, 23 | SAFRAN AIRCRAFT ENGINES |
| 11719158 | Low emissions combustor assembly for gas turbine engine | Mar 02, 21 | Aug 08, 23 | RAYTHEON TECHNOLOGIES CORPORATION |
| 11719155 | Method for operating gas turbine combustor | Jun 08, 22 | Aug 08, 23 | Toshiba Energy Systems & Solutions Corporation |
| 11713717 | Sectional fuel manifolds | Nov 12, 21 | Aug 01, 23 | Collins Engine Nozzles, Inc. |
| 11680708 | Multi-tube combustor and gas turbine including same | Dec 02, 21 | Jun 20, 23 | DOOSAN ENERBILITY CO., LTD. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0116,224 | GAS TURBINE ENGINE WITH ENTRAINED PARTICLE SEPARATORS | Oct 04, 23 | Apr 10, 25 | Not available |
| 2025/0067,435 | COMBUSTOR WITH A DILUTION PASSAGE | Nov 11, 24 | Feb 27, 25 | Not available |
| 2024/0247,613 | APPARATUS AND METHOD FOR MITIGATING AIRFLOW SEPARATION AROUND ENGINE COMBUSTOR | Feb 23, 24 | Jul 25, 24 | Not available |
| 2024/0125,476 | GAS TURBINE COMBUSTOR AND GAS TURBINE | Dec 28, 21 | Apr 18, 24 | Not available |
| 2023/0358,403 | COMBUSTOR DILUTION WITH VORTEX GENERATING TURBULATORS | Jul 18, 23 | Nov 09, 23 | Not available |
| 2023/0112,151 | Premixing Apparatus | Sep 08, 22 | Apr 13, 23 | Rinnai Corporation |
| 2023/0094,199 | ANNULAR COMBUSTOR DILUTION WITH SWIRL VANES FOR LOWER EMISSIONS | Jan 28, 22 | Mar 30, 23 | Not available |
| 2022/0364,729 | COMBUSTOR DILUTION WITH VORTEX GENERATING TURBULATORS | May 14, 21 | Nov 17, 22 | Not available |
| 2021/0010,423 | OXIDATION ACTIVATED COOLING FLOW | Jul 08, 19 | Jan 14, 21 | Not available |
| 2020/0011,532 | SYSTEM FOR COMBUSTOR COOLING AND TRIM AIR PROFILE CONTROL | Jul 06, 18 | Jan 09, 20 | Rolls-Royce North American Technologies Inc. |
| 2019/0154,262 | HIGH EFFICIENCY COMBUSTION CONTROL SYSTEM AND METHOD THEREOF | Jul 17, 18 | May 23, 19 | Not available |
| 2019/0113,232 | MODULATED COMBUSTOR BYPASS | Oct 12, 17 | Apr 18, 19 | Not available |
| 2019/0093,891 | GAS TURBINE ASSEMBLIES AND METHODS | Sep 25, 17 | Mar 28, 19 | Not available |
| 2019/0017,705 | COMBUSTOR TRIPLE LINER ASSEMBLY FOR GAS TURBINE ENGINES | Jul 09, 18 | Jan 17, 19 | Siemens Aktiengesellschaft |
| 2018/0356,094 | VARIABLE GEOMETRY ROTATING DETONATION COMBUSTOR | Jun 09, 17 | Dec 13, 18 | Not available |
| 2018/0216,827 | PNEUMATICALLY-ACTUATED FUEL NOZZLE AIR FLOW MODULATOR | Jan 27, 17 | Aug 02, 18 | Not available |
| 2018/0149,361 | SYSTEMS AND METHODS FOR COMBUSTOR PANEL | Nov 30, 16 | May 31, 18 | United Technologies Corporation |
| 2018/0010,800 | SHOCK COMPRESSION BASED SUPERSONIC COMBUSTOR | Jun 14, 16 | Jan 11, 18 | Not available |
| 2015/0267,918 | COMBUSTION CHAMBER WITH COOLING SLEEVE | Mar 17, 15 | Sep 24, 15 | ANSALDO ENERGIA SWITZERLAND AG |
| 2015/0101,332 | COMBUSTION CHAMBER OF A GAS TURBINE WITH IMPROVED ACOUSTIC DAMPING | Oct 09, 14 | Apr 16, 15 | GENERAL ELECTRIC TECHNOLOGY GMBH |
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