ClassID:

140387

F02K3/115 - CPC Classification

Classification description:

Plants including a gas turbine driving a compressor or a ducted fan with supplementary heating of the working fluid; Control thereof; Heating the by-pass flow by means of indirect heat exchange

Recent Application in this class:
#1
20260098509
2026-04-09

TRIPLE-FLOW AXIAL TURBOMACHINE WITH HEAT EXCHANGER

#2
20260078716
2026-03-19

INTERNALLY DIFFUSING HEAT EXCHANGER FOR A GAS TURBINE ENGINE

#3
20250382921
2025-12-18

FAN EXIT GUIDE VANE THERMAL MANAGEMENT SYSTEM FOR CONVENTIONAL GAS TURBINE ENGINES

#4
20250334088
2025-10-30

GAS TURBINE ENGINE HAVING A HEAT EXCHANGER LOCATED IN AN ANNULAR DUCT

#5
20250334087
2025-10-30

GAS TURBINE ENGINE HAVING A HEAT EXCHANGER LOCATED IN AN ANNULAR DUCT

#6
20250314221
2025-10-09

GAS TURBINE ENGINE HAVING A HEAT EXCHANGER LOCATED IN AN ANNULAR DUCT

#7
20250264038
2025-08-21

AIR-OIL HEAT EXCHANGER COMPRISING DIVERGENT PARIETAL CHANNELS

#8
20250179976
2025-06-05

GAS TURBINE ENGINE HAVING A HEAT EXCHANGER LOCATED IN AN ANNULAR DUCT

#9
20250163852
2025-05-22

HEAT EXCHANGER

#10
20250092823
2025-03-20

AIRCRAFT

#11
20250075674
2025-03-06

GAS TURBINE ENGINE HAVING A HEAT EXCHANGER LOCATED IN AN ANNULAR DUCT

#12
20250043750
2025-02-06

INLETS FOR GAS TURBINE ENGINE BYPASS DUCT HEAT EXCHANGERS

#13
20250012236
2025-01-09

GAS TURBINE ENGINE HAVING A HEAT EXCHANGER LOCATED IN AN ANNULAR DUCT

#14
20240426246
2024-12-26

Engine exhaust reverse flow prevention

#15
20240328372
2024-10-03

Method for Manufacturing Heat Exchanger and Heat Exchanger

#16
20240254922
2024-08-01

Gas turbine engine

#17
20240200495
2024-06-20

Thermal management system for a gas turbine engine

#18
20240124150
2024-04-18

AIRCRAFT WITH THERMAL ENERGY STORAGE SYSTEM

#19
20240068377
2024-02-29

Hybrid turbofan engine for an aircraft, comprising a motor/generator cooled by heat pipes

#20
20230193822
2023-06-22

Aircraft having a single fluid inlet aperture

#21
20230151778
2023-05-18

Retractable air-oil heat exchanger for aircraft propulsion assembly

#22
20230056536
2023-02-23

Propulsion systems for aircraft

#23
20230050939
2023-02-16

Methods and systems for operating an engine to generate additional thrust

#24
20230046525
2023-02-16

Aircraft heat exchanger assembly

#25
20230029935
2023-02-02

Synchronized air modulating system

#26
20220372914
2022-11-24

Aircraft bypass duct heat exchanger

#27
20220243665
2022-08-04

Gas turbine engine with heat exchanger diagnostics

#28
20220205726
2022-06-30

Bypass air/fluid heat exchanger, method for manufacturing same and turbofan engine provided with such exchanger

#29
20220205389
2022-06-30

HEAT EXCHANGER

#30
20220205388
2022-06-30

Aircraft

#31
20220185485
2022-06-16

Air conditioning system equipped with a system for the thermal management of oil and of pressurized air

#32
20220112844
2022-04-14

Turbofan gas turbine engine

#33
20220112842
2022-04-14

Aircraft with a single fluid inlet aperture

#34
20210388730
2021-12-16

Compressor module

#35
20210380260
2021-12-09

Electro-pneumatic environmental control system air circuit

#36
20210363923
2021-11-25

Engine bleed air ducting into heat exchanger

#37
20210310443
2021-10-07

Heat exchanger for a turbomachine and manufacturing thereof

#38
20210285375
2021-09-16

Aircraft bypass duct heat exchanger

#39
20210222619
2021-07-22

Supercritical COcycle for gas turbine engines using partial core exhaust flow

#40
20210115877
2021-04-22

Gas turbine engine with reversible heat exchanger

#41
20210115854
2021-04-22

Turbine engine comprising a heat exchanger in the secondary path

#42
20200378339
2020-12-03

Heating system for convergent-divergent secondary nozzle

#43
20200271073
2020-08-27

Bypass duct conformal heat exchanger array

#44
20200248625
2020-08-06

Staggered heat exchanger array with side curtains

#45
20200248620
2020-08-06

Engine bleed air ducting into heat exchanger

#46
20200025086
2020-01-23

Cross-stream heat exchanger

#47
20200025084
2020-01-23

Microchannel heat exchangers for gas turbine intercooling and condensing

#48
20200018233
2020-01-16

ENHANCED HEAT SINK AVAILABILITY ON GAS TURBINE ENGINES THROUGH THE USE OF COOLERS

#49
20190338661
2019-11-07

Aircraft turbo machine exit guide vane comprising a bent lubricant passage of improved design

#50
20190323435
2019-10-24

Synchronized air modulating system

#51
20190293025
2019-09-26

Valve system

#52
20190271267
2019-09-05

Heat exchanger

#53
20190218974
2019-07-18

Folded heat exchanger for cooled cooling air

#54
20190218973
2019-07-18

Heat exchange module for a turbine engine

#55
20190218933
2019-07-18

Geared architecture turbofan engine thermal management system and method

#56
20190195137
2019-06-27

Integral preloaded formed bracket for attachment of heat exchangers

#57
20190178164
2019-06-13

Heat exchanger for cooled cooling air with adjustable damper

#58
20190153947
2019-05-23

Turbine engine nacelle comprising a cooling device

#59
20190093516
2019-03-28

Mount assembly

#60
20190078516
2019-03-14

Gas turbine engine having a heat absorption device utilizing phase change material

#61
20190072035
2019-03-07

HEAT EXCHANGE SYSTEMS FOR TURBOMACHINES

#62
20190014687
2019-01-10

Cooling system in hybrid electric propulsion gas turbine engine

#63
20190003392
2019-01-03

Thermal shield for gas turbine engine diffuser case

#64
20190003390
2019-01-03

Turbomachine comprising a surface air-oil heat exchanger built into an inter-flow compartment

#65
20180371991
2018-12-27

Aircraft incorporating a low-temperature bleed system

#66
20180355739
2018-12-13

Flow modulating airfoil apparatus

#67
20180320549
2018-11-08

Turbine engine thermal seal

#68
20180306042
2018-10-25

Intermediate case for an aircraft turbomachine comprising a lubricant passage end-piece connected to a case vane by a connection piece

#69
20180258859
2018-09-13

Intercooled cooling air with dual pass heat exchanger

#70
20180238270
2018-08-23

Integrated heat exchangers for low fan pressure ratio geared turbofan

#71
20180230908
2018-08-16

Heat exchanger assembly for a gas turbine engine propulsion system

#72
20180171871
2018-06-21

Surface Cooler with Flow Recirculation

#73
20180163627
2018-06-14

Electro-pneumatic environmental control system air circuit

#74
20180156122
2018-06-07

Heat exchanger mounted at rear of gas turbine engine for challenging temperature applications

#75
20180156119
2018-06-07

Condensation cooling system for gas turbine engine

#76
20180149089
2018-05-31

Method for reducing thermally induced stresses in a heat exchanger

#77
20180142971
2018-05-24

Staged high temperature heat exchanger

#78
20180080389
2018-03-22

Gas turbine engine with heat exchanger diagnostics

#79
20180038243
2018-02-08

Oil cooling systems for a gas turbine engine

#80
20180023906
2018-01-25

Passive heat exchanger valve

#81
20170370290
2017-12-28

GAS TURBINE ENGINE

#82
20170335863
2017-11-23

Turbine engine cooler assembly

#83
20170321605
2017-11-09

Heat temperature gradient heat exchanger

#84
20170321603
2017-11-09

Structure ensuring attenuation of acoustic waves and thermal exchange

#85
20170268426
2017-09-21

Heat exchanger suspension system with pipe-to-linkage spring rate ratio

#86
20170260905
2017-09-14

Cross-stream heat exchanger

#87
20170254268
2017-09-07

Heat exchanger for gas turbine engine

#88
20170219295
2017-08-03

Spiral wound cross-flow heat exchanger

#89
20170184030
2017-06-29

SYSTEM AND METHOD FOR OPERATING A PRECOOLER IN AN AIRCRAFT

#90
20170184024
2017-06-29

Method and system for combination heat exchanger

#91
20170159675
2017-06-08

CLOSED LOOP COOLING METHOD FOR A GAS TURBINE ENGINE

#92
20170159566
2017-06-08

Closed loop cooling method and system with heat pipes for a gas turbine engine

#93
20170159489
2017-06-08

OGV heat exchangers networked in parallel and serial flow

#94
20170131035
2017-05-11

Plate heat exchanger comprising structural reinforcements for a turbine engine

#95
20170122210
2017-05-04

Heat exchange module for a turbine engine

#96
20170044984
2017-02-16

Heat exchanger for a gas turbine engine propulsion system

#97
20170044983
2017-02-16

Folded heat exchanger for cooled cooling air

#98
20170044980
2017-02-16

Heat exchanger for cooled cooling air with adjustable damper

#99
20160369706
2016-12-22

Bypass duct heat exchanger with controlled fan

#100
20160348585
2016-12-01

Turbofan bypass air cooled oil cooler fairings

#101
20160318619
2016-11-03

Cooled cooling air system for a gas turbine

#102
20160290226
2016-10-06

Architecture for an axially compact, high performance propulsion system

#103
20160273448
2016-09-22

Cooling of turbine engine by evaporation

#104
20160237901
2016-08-18

Intercooled cooling air with improved air flow

#105
20160237894
2016-08-18

Turbine engine with a turbo-compressor

#106
20160222886
2016-08-04

Fan by-pass duct for intercooled turbo fan engines

#107
20160215732
2016-07-28

BYPASS DUCT HEAT EXCHANGER PLACEMENT

#108
20160215696
2016-07-28

Enhanced heat sink availability on gas turbine engines through the use of coolers

#109
20160208703
2016-07-21

Overcooled air cooling system with annular mixing passage

#110
20160208694
2016-07-21

Cooling device for electro-pneumatic controller

#111
20160177829
2016-06-23

Microchannel heat exchangers for gas turbine intercooling and condensing

#112
20160177828
2016-06-23

Staged heat exchangers for multi-bypass stream gas turbine engines

#113
20160177781
2016-06-23

System and method for controlling an environmental condition of an engine electronic component

#114
20160138471
2016-05-19

Air guiding device and turbo engine with air guiding device

#115
20160123230
2016-05-05

Curved plate/fin heater exchanger

#116
20160108814
2016-04-21

Additive manufactured ducted heat exchanger system with additively manufactured fairing

#117
20160097327
2016-04-07

Synchronized air modulating system

#118
20160090190
2016-03-31

Aircraft hail screen

#119
20160061056
2016-03-03

Gas turbine engine anti-icing system

#120
20160053721
2016-02-25

GAS TURBINE ENGINE AND METHOD OF OPERATION

#121
20160024965
2016-01-28

Geared architecture turbofan engine thermal management system and method

#122
20160024964
2016-01-28

Gas turbine engine with air-oil cooler oil tank

#123
20150361922
2015-12-17

HEAT EXCHANGER DESIGNS USING VARIABLE GEOMETRIES AND CONFIGURATIONS

#124
20150330309
2015-11-19

Fluid system

#125
20150330236
2015-11-19

Bifurcation fairing

#126
20150308339
2015-10-29

Gas turbine engine with lower bifurcation heat exchanger

#127
20150292352
2015-10-15

Aircraft propulsion assembly comprising an air flow valve with a variable flow rate

#128
20150285186
2015-10-08

Integrated heat exchangers for low fan pressure ratio geared turbofan

#129
20150267645
2015-09-24

Heat exchanger for aircraft engine

#130
20150260127
2015-09-17

Aircraft Turbofan Engine with Multiple High-Pressure Core Modules Not Concentric with the Engine Centerline

#131
20150247462
2015-09-03

Gas turbine engine thermal management system for heat exchanger using bypass flow

#132
20150240722
2015-08-27

Single phase micro/mini channel heat exchangers for gas turbine intercooling

#133
20150211801
2015-07-30

Heat exchanger of a turbomachine

#134
20150129676
2015-05-14

Compact actuation system for flow nozzle

#135
20150128561
2015-05-14

Three stream, variable area, vectorable nozzle

#136
20150083367
2015-03-26

Aviation bypass valve including a shape memory alloy material

#137
20150082804
2015-03-26

Turbine engine incorporating thermoelectric generators

#138
20150047315
2015-02-19

Gas turbine engine flow duct having integrated heat exchanger

#139
20150000865
2015-01-01

Heat exchanger for aircraft engine

#140
20140352315
2014-12-04

Cooled cooling air system for a gas turbine

#141
20140341704
2014-11-20

Heat exchange arrangement

#142
20140263737
2014-09-18

Three stream, variable area fixed aperture nozzle with pneumatic actuation

#143
20140246170
2014-09-04

Ram air thermal management system

#144
20140027102
2014-01-30

Plate-like air-cooled engine surface cooler with fluid channel and varying fin geometry

#145
20140000279
2014-01-02

System and method for operating a precooler in an aircraft

#146
20130239542
2013-09-19

STRUCTURES AND METHODS FOR INTERCOOLING AIRCRAFT GAS TURBINE ENGINES

#147
20130219854
2013-08-29

Air-cooled oil cooler for turbofan engine

#148
20130192254
2013-08-01

Heat exchanger

#149
20130186102
2013-07-25

Gas turbine engine in-board cooled cooling air system

#150
20130175001
2013-07-11

Air recovery system for precooler heat-exchanger

#151
20130152392
2013-06-20

Methods for forming a heat exchanger and portions thereof

#152
20130145744
2013-06-13

System for directing air flow to a plurality of plena

#153
20130098047
2013-04-25

Compartment cooling for a gas turbine engine

#154
20130011246
2013-01-10

Gas-Turbine Aircraft Engine With Structural Surface Cooler

#155
20130011244
2013-01-10

RECONFIGURABLE HEAT TRANSFER SYSTEM FOR GAS TURBINE INLET

#156
20120321448
2012-12-20

Aircraft powerplant

#157
20120317957
2012-12-20

Aircraft powerplant with moveable nozzle member

#158
20120216545
2012-08-30

Environmental control system supply precooler bypass

#159
20120159961
2012-06-28

Gas turbine engine heat exchanger

#160
20120144842
2012-06-14

Gas turbine engine and heat exchange system

#161
20120114468
2012-05-10

Gas turbine engine heat exchanger fins with periodic gaps

#162
20120114467
2012-05-10

Gas turbine engine heat exchanger with tapered fins

#163
20120067055
2012-03-22

System and method for managing thermal issues in gas turbine engines

#164
20110314835
2011-12-29

Cooler in nacelle with radial coolant

#165
20110232293
2011-09-29

Fuel heat management system

#166
20110150634
2011-06-23

Integration of an air-liquid heat exchanger on an engine

#167
20110146051
2011-06-23

Method of mounting a heat exchanger in a gas turbine engine assembly

#168
20110135455
2011-06-09

Oil cooler

#169
20110115227
2011-05-19

Turbogenerator with cooling system

#170
20110088405
2011-04-21

Gas turbine engine temperature modulated cooling flow

#171
20110061846
2011-03-17

Method of producing a very light weight finned tube heat exchanger

#172
20110036093
2011-02-17

Gas turbine engine including apparatus to transfer power between multiple shafts

#173
20100275578
2010-11-04

Cooling exchanger duct

#174
20100236213
2010-09-23

Method and apparatus for operating gas turbine engines

#175
20100043386
2010-02-25

Methods and apparatus for mixing fluid in turbine engines

#176
20100028139
2010-02-04

Turbojet for aircraft

#177
20090188234
2009-07-30

Shared flow thermal management system

#178
20090188232
2009-07-30

Thermal management system integrated pylon

#179
20090133380
2009-05-28

Gas Turbine Engine

#180
20090097972
2009-04-16

Gas turbine engine systems and related methods involving heat exchange

#181
20090031695
2009-02-05

Methods and apparatus for mixing fluid in turbine engines

#182
20090025366
2009-01-29

Propulsion unit for aircraft with heat exchanger having front inlet faces for cooling air flow and hot air flow

#183
20090007567
2009-01-08

Dual flow turbine engine equipped with a precooler

#184
20090000305
2009-01-01

Dual flow turbine engine equipped with a precooler

#185
20080314573
2008-12-25

Aircraft combination engines thermal management system

#186
20080202094
2008-08-28

Aeroengine fitted with heat exchanger means

#187
20080141655
2008-06-19

Duct burning mixed flow turbofan and method of operation

#188
20080095611
2008-04-24

Method and apparatus for operating gas turbine engine heat exchangers

#189
20080028763
2008-02-07

Thermal management system with thrust recovery for a gas turbine engine fan nacelle assembly

#190
20080006022
2008-01-10

Cooling exchanger ducts

#191
20080006021
2008-01-10

Cooling exchanger duct

#192
20070245738
2007-10-25

Heat exchanger arrangement

#193
20070245711
2007-10-25

Aeroengine ventilation system

#194
20070235080
2007-10-11

Adjustment assembly

#195
20070101696
2007-05-10

Gas turbine engine including apparatus to transfer power between multiple shafts

#196
20060117734
2006-06-08

Supplemental oil cooler airflow for gas turbine engine

#197
20060042225
2006-03-02

Bypass duct fluid cooler

#198
18432285
2025-05-27

Gas turbine engine having a heat exchanger located in an annular duct