ClassID:

139164

F02C6/02 - CPC Classification

Classification description:

Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus ; Adaptations of gas- turbine plants for special use Plural gas-turbine plants having a common power output

Recent Application in this class:
#1
20250215824
2025-07-03

IMPROVED PROPULSION ASSEMBLY FOR MULTI-ENGINE HYBRID AIRCRAFT

#2
20240287942
2024-08-29

POWERPLANT WITH MULTIPLE INTEGRATED GAS TURBINE ENGINES

#3
20240218827
2024-07-04

PLANT FOR HIGH-EFFICIENCY FUEL TO MECHANICAL ENERGY CONVERSION

#4
20230358167
2023-11-09

Concentric introduction of the waste-gate mass flow into a flow-optimized axial diffusor

#5
20230339620
2023-10-26

OPERATING AIRCRAFT PROPULSION SYSTEM DURING ENGINE-INOPERATIVE EVENT

#6
20230212981
2023-07-06

Crossover cooling flow for multi-engine systems

#7
20230182909
2023-06-15

Aircraft hybrid propulsion fan drive gear system dc motors and generators

#8
20230175437
2023-06-08

SYSTEM AND METHOD OF OPERATING MULTI-ENGINE SYSTEM

#9
20230175436
2023-06-08

System and method of operating multi-engine system

#10
20230113130
2023-04-13

Method and system for governing an engine at low power

#11
20230075494
2023-03-09

Turboshaft gas turbine engine

#12
20230037652
2023-02-09

Turbofan with offset gas generator and auxiliary power core

#13
20230034946
2023-02-02

Multi-engine system and power transfer between engines thereof

#14
20230024094
2023-01-26

Gas turbine engine with low-pressure compressor bypass

#15
20220268206
2022-08-25

Shaft-less twin rotor turbomachinery and the applications

#16
20220213838
2022-07-07

Air system switching system to allow aero-engines to operate in standby mode

#17
20220106913
2022-04-07

Method and system for governing an engine at low power

#18
20220025778
2022-01-27

Turbine clutch control process

#19
20210355845
2021-11-18

Cryogenic combined cycle power plant

#20
20210340910
2021-11-04

Gearbox mechanically coupled fuel cell and COcombined cycle power generation

#21
20210339880
2021-11-04

Aircraft hybrid propulsion fan drive gear system DC motors and generators

#22
20210332751
2021-10-28

Arrangement of two turboshaft engines

#23
20210246827
2021-08-12

Asymmetric propulsion system with heat recovery

#24
20210164398
2021-06-03

Crossover cooling flow for multi-engine systems

#25
20210142921
2021-05-13

Nuclear-powered turbine engine

#26
20210102491
2021-04-08

Device for temporarily increasing turbomachine power

#27
20210083483
2021-03-18

GAS TURBINE - ENERGY STORAGE HYBRID SYSTEM DESIGN

#28
20210054782
2021-02-25

POWER SYSTEM FOR ROTARY WING AIRCRAFT

#29
20210003073
2021-01-07

Method and a power plant for on-demand producing electricity from non-fossil power sources and from a renewable lignocellulosic biomass feedstock

#30
20210002568
2021-01-07

Method for producing pure and highly concentrated carbon dioxide from a renewable lignocellulosic biomass feedstock

#31
20200408148
2020-12-31

System and method for operating a multi-engine rotorcraft

#32
20200391873
2020-12-17

System and method for operating a multi-engine rotorcraft for ice accretion shedding

#33
20200362761
2020-11-19

System and method for purging a fuel manifold of a gas turbine engine using a pump

#34
20200362754
2020-11-19

SYSTEM AND METHOD FOR OPERATING A ROTORCRAFT

#35
20200362753
2020-11-19

System and method for operating multi-engine rotorcraft

#36
20200355118
2020-11-12

Turbo cluster gas turbine system and activation method thereof

#37
20200309038
2020-10-01

Air system switching system to allow aero-engines to operate in standby mode

#38
20200284206
2020-09-10

Method and system for operating an engine in a multi-engine aircraft

#39
20200282448
2020-09-10

MANUFACTURING METHOD

#40
20200256265
2020-08-13

System and method for exiting an asymmetric engine operating regime

#41
20200224589
2020-07-16

Work recovery system for a gas turbine engine utilizing an overexpanded, recuperated supercritical CO2 bottoming cycle

#42
20200224588
2020-07-16

WORK RECOVERY SYSTEM FOR A GAS TURBINE ENGINE UTILIZING A RECUPERATED SUPERCRITICAL CO2 BOTTOMING CYCLE

#43
20200200089
2020-06-25

Low noise gas turbine engine

#44
20200049067
2020-02-13

AIRCRAFT ENGINE WITH HIGH PROPULSIVE AND THERMAL EFFICIENCY

#45
20200049025
2020-02-13

Multi-engine system and method

#46
20200047876
2020-02-13

Turboshaft gas turbine engine

#47
20200023982
2020-01-23

Aircraft hybrid propulsion fan drive gear system DC motors and generators

#48
20190383218
2019-12-19

Crossover cooling flow for multi-engine systems

#49
20190368417
2019-12-05

Turbofan with bleed supercharged auxiliary engine

#50
20190203643
2019-07-04

SYSTEMS AND METHODS FOR POWER PRODUCTION INCLUDING ION TRANSPORT COMPONENTS

#51
20190145273
2019-05-16

Drive system for an aircraft

#52
20190113085
2019-04-18

TURBOMACHINE TRAIN AND METHOD FOR COUPLING THE TURBOMACHINE TRAIN

#53
20190055887
2019-02-21

Modular gas turbine system

#54
20190024584
2019-01-24

Reverse core gear turbofan

#55
20190024583
2019-01-24

SYSTEM AND METHOD FOR POWER PRODUCTION WITH SOLID FUEL COMBUSTION AND CARBON CAPTURE

#56
20190010865
2019-01-10

Method for coupling two sub-shafts

#57
20180327104
2018-11-15

AIRCRAFT PROPULSION ASSEMBLY COMPRISING A FAN CONJOINTLY DRIVEN BY TWO ENGINES

#58
20180320591
2018-11-08

Combined two engine cycle with at least one recuperated cycle engine for rotor drive

#59
20180209378
2018-07-26

Aircraft propulsion assembly comprising a thrust reverser

#60
20180208322
2018-07-26

Aircraft comprising a propulsion assembly including a fan on the rear of the fuselage

#61
20180093778
2018-04-05

System and method for dynamically controlling the operation of an aircraft

#62
20180080378
2018-03-22

Multi-engine aircraft power plant with heat recuperation

#63
20180073437
2018-03-15

Systems and methods for starting an engine

#64
20180058318
2018-03-01

Systems and methods for power production including ion transport components

#65
20180058242
2018-03-01

Controllable multi-spool gas turbine plant with independent generator speed control and hollow turbine-compressor separator

#66
20170334569
2017-11-23

Device and method for controlling an auxiliary engine suitable for supplying thrust power to the rotor of a helicopter

#67
20170327241
2017-11-16

Power plant management system for dual engine helicopter in single engine operation mode

#68
20170306968
2017-10-26

Turbomachine arrangement

#69
20170184022
2017-06-29

Mobile multi-mode power generation system with mode based adjustable drag configuration

#70
20170016399
2017-01-19

Method for assisting a turboshaft engine in standby of a multiple-engine helicopter, and architecture of a propulsion system of a helicopter comprising at least one turboshaft engine that can be in standby

#71
20170009664
2017-01-12

Compressor control device, compressor control system, and compressor control method

#72
20160376017
2016-12-29

Method of regulating a three-engined power plant for a rotary wing aircraft

#73
20160333782
2016-11-17

Multiple turboshaft engine control method and system for helicopters

#74
20160311548
2016-10-27

Method for automatically controlling the operating speed of a helicopter turboshaft engine, corresponding control device and helicopter provided with such a device

#75
20160273404
2016-09-22

Power generation system having compressor creating excess air flow and turbo-expander using same

#76
20160273402
2016-09-22

Power generation system having compressor creating excess gas flow for supplemental gas turbine system

#77
20160273400
2016-09-22

Power generation system having compressor creating excess air flow and turbo-expander to increase turbine exhaust gas mass flow

#78
20160245112
2016-08-25

Method for operating a gas turbine arrangement

#79
20160131032
2016-05-12

Power plant having a two-stage cooler device for cooling the admission air for a turboshaft engine

#80
20160040885
2016-02-11

Sequential combustion with dilution gas

#81
20160003144
2016-01-07

Combined two engine cycle with at least one recuperated cycle engine for rotor drive

#82
20150345384
2015-12-03

Reverse core gear turbofan

#83
20150322856
2015-11-12

Multi-stage turbocharger system

#84
20150300250
2015-10-22

Two spool gas generator to create family of gas turbine engines

#85
20150291285
2015-10-15

Aircraft propelled by a turbojet engine with contrarotating fans

#86
20150247456
2015-09-03

Offset core engine architecture

#87
20150247455
2015-09-03

External core gas turbine engine assembly

#88
20150226122
2015-08-13

Sequential combustion with dilution gas mixer

#89
20150211416
2015-07-30

Gas turbine engine with twin offset gas generators

#90
20150176488
2015-06-25

Power plant including a secondary engine for compensating for losses of power from main engines in a rotary wing aircraft

#91
20150122944
2015-05-07

Method and architecture for the optimized transfer of power between an auxiliary power motor and the main engines of a helicopter

#92
20150121838
2015-05-07

Conjoined reverse core flow engine arrangement

#93
20150013307
2015-01-15

Turbofan jet engine with low pressure shaft passing outside of core engine

#94
20150007568
2015-01-08

Power generation apparatus, power generation method, decomposition-gas turbine and decomposition-gas boiler

#95
20150000301
2015-01-01

SYSTEM AND METHOD FOR MODELING BOTTOMING CYCLE PERFORMANCE OF A COMBINED CYCLE POWER PLANT

#96
20140373505
2014-12-25

Multi-engine power plant having an emergency fluid injection system, and an aircraft

#97
20140348640
2014-11-27

Thrust efficient turbofan engine

#98
20140318133
2014-10-30

Thrust efficient turbofan engine

#99
20140283500
2014-09-25

Thrust efficient turbofan engine

#100
20140123665
2014-05-08

Reheat burner arrangement having an increasing flow path cross-section

#101
20140109591
2014-04-24

Damper arrangement for reducing combustion-chamber pulsation

#102
20140083109
2014-03-27

Systems and methods for carbon dioxide capture in low emission combined turbine systems

#103
20130255224
2013-10-03

Reverse core gear turbofan

#104
20130239576
2013-09-19

Aerospace engine with augmenting turbojet

#105
20130216354
2013-08-22

Single-casing steam turbine and combined cycle power plant of single-shaft type

#106
20130139518
2013-06-06

Multiple turboshaft engine control method and system for helicopters

#107
20130104523
2013-05-02

Gas turbine engine with auxiliary fan

#108
20130098052
2013-04-25

Method and architecture for recombining the power of a turbomachine

#109
20110302921
2011-12-15

Hybrid power plant

#110
20110097225
2011-04-28

AIR COMPRESSION AND EXPANSION SYSTEM WITH SINGLE SHAFT COMPRESSOR AND TURBINE ARRANGEMENT

#111
20090272115
2009-11-05

Method of Utilization of Gas Expansion Energy and Utilization Power Installation for Implementation of this Method

#112
20090106978
2009-04-30

Methods for operating gas turbine engines

#113
20090064654
2009-03-12

Turbine engine with modulated combustion and reheat chambers

#114
20080245050
2008-10-09

Apparatus for operating gas turbine engines

#115
20070137211
2007-06-21

Multiple turbine system with a single recuperator

#116
20070130952
2007-06-14

Exhaust heat augmentation in a combined cycle power plant

#117
20060059920
2006-03-23

Method of balancing the supply of bleed air from a plurality of engines

#118
20060054739
2006-03-16

Turbofan or turbojet arrangement for vehicles, craft, aircraft and the like

#119
17662202
2023-05-02

Boost spool flow control and generator load matching via load compressor

#120
14081106
2017-05-02

System and method for automatically controlling one or multiple turbogenerators