ClassID:

139129

F02C3/08 - CPC Classification

Classification description:

Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising at least one radial stage

Sub-classes:
Recent Application in this class:
#1
20260055728
2026-02-26

RADIAL INLET COMPRESSOR

#2
20260028936
2026-01-29

SHROUD ARRESTOR FOR BLADED POWERPLANT ROTOR

#3
20250257669
2025-08-14

COMPRESSOR FRANGIBLE CONTAINMENT STRUCTURE

#4
20250146436
2025-05-08

AXIAL-CENTRIFUGAL CONTRA-ROTATING LIGHT WEIGHT, COMPACT COMPRESSION SYSTEM

#5
20240352896
2024-10-24

Systems and methods with distributed bleed for gas turbine engine compressor stabilization

#6
20240309803
2024-09-19

Aircraft engine having two radially offset turbines

#7
20240200493
2024-06-20

Removable mechanical part for acoustic insulation of an air inlet casing

#8
20240035414
2024-02-01

Gas turbine engine centrifugal compressor with impeller load and cooling control

#9
20230392546
2023-12-07

Axial-centrifugal contra-rotating light weight, compact compression system

#10
20230374936
2023-11-23

TURBINE ENGINE WITH CENTRIFUGAL COMPRESSOR HAVING IMPELLER BACKPLATE OFFTAKE

#11
20230250753
2023-08-10

Turbomachinery and method for designing turbomachinery

#12
20230220800
2023-07-13

Recovered-cycle aircraft turbomachine

#13
20220333525
2022-10-20

Turbine engine with centrifugal compressor having impeller backplate offtake

#14
20220268209
2022-08-25

Compact low-pressure compressor

#15
20220235698
2022-07-28

Gas turbine engine

#16
20220195918
2022-06-23

Compressor diffuser and diffuser pipes therefor

#17
20220127969
2022-04-28

Gas turbine propulsion system

#18
20220106907
2022-04-07

TURBINE ENGINE WITH STRUTS

#19
20220074426
2022-03-10

Systems for interstage particle separation in multistage radial compressors of turbine engines

#20
20220042415
2022-02-10

Compressor impeller with partially swept leading edge surface

#21
20220034259
2022-02-03

Centrifical compressor assembly for a gas turbine engine

#22
20210293180
2021-09-23

Turbine engine with centrifugal compressor having impeller backplate offtake

#23
20210222616
2021-07-22

Gas turbine engine

#24
20210180519
2021-06-17

Combustion engine having a rotary compressor-combustor array

#25
20210156302
2021-05-27

Constant-volume combustion system comprising a rotating closure element with segmented apertures

#26
20210122488
2021-04-29

Aircraft auxiliary power unit

#27
20210095696
2021-04-01

DIFFUSER PIPE WITH SPLITTER VANE

#28
20210062824
2021-03-04

Impeller shroud with slidable coupling for clearance control in a centrifugal compressor

#29
20200400034
2020-12-24

Gas turbine engine tip clearance control system

#30
20200393129
2020-12-17

Diffuser pipe with axially-directed exit

#31
20200340402
2020-10-29

Inter-compressor cross-over pipe heat exchanger

#32
20200165924
2020-05-28

Inter-compressor flow divider profiling

#33
20200149550
2020-05-14

Diffuser pipe with splitter vane

#34
20200063739
2020-02-27

TURBOMACHINERY

#35
20200049161
2020-02-13

Compressor diffuser with diffuser pipes varying in natural vibration frequencies

#36
20200049076
2020-02-13

Compressor diffuser with diffuser pipes having aero-dampers

#37
20200040739
2020-02-06

Support structure and methods for additively manufacturing impellers

#38
20200032818
2020-01-30

Systems and methods for turbine engine particle separation

#39
20190316600
2019-10-17

Diffuser pipe with non-axisymmetric end wall

#40
20190271268
2019-09-05

Turbine Engine With Rotating Detonation Combustion System

#41
20190257246
2019-08-22

Axial and centrifugal compressor

#42
20190195127
2019-06-27

Axial compressor with inter-stage centrifugal compressor

#43
20190162197
2019-05-30

Compressor with offset diffuser for integral bleed

#44
20190162188
2019-05-30

Gas turbine engines and compression systems therefor

#45
20190107046
2019-04-11

TURBINE ENGINE WITH STRUTS

#46
20190063324
2019-02-28

Air delivery system for a gas turbine engine

#47
20180355887
2018-12-13

CENTRIFUGAL COMPRESSOR COOLING

#48
20180355791
2018-12-13

AXI-CENTRIFUGAL COMPRESSOR

#49
20180328381
2018-11-15

Centrifugal compressor curved diffusing passage portion

#50
20180313360
2018-11-01

Centrifugal impeller for a turbine engine

#51
20180180059
2018-06-28

Diffuser pipe with vortex generators

#52
20180094580
2018-04-05

Compressor flow extraction apparatus and methods for supercritical COoxy-combustion power generation system

#53
20180066579
2018-03-08

Gas turbine engine compressor impeller cooling air sinks

#54
20180023576
2018-01-25

Twin centrifugal single spool engine

#55
20180023482
2018-01-25

Turbine shaft power take-off

#56
20180023481
2018-01-25

Multi-spool gas turbine engine architecture

#57
20180023480
2018-01-25

Multi-spool gas turbine engine architecture

#58
20180023471
2018-01-25

Gas turbine engine shaft architecture and associated method of disassembly

#59
20180023470
2018-01-25

Gear train architecture for a multi-spool gas turbine engine

#60
20170343015
2017-11-30

Compression system for a turbine engine

#61
20170342996
2017-11-30

Impeller shroud with slidable coupling for clearance control in a centrifugal compressor

#62
20170328283
2017-11-16

Impeller-mounted vortex spoiler

#63
20170276070
2017-09-28

AXI-CENTRIFUGAL COMPRESSOR

#64
20170211586
2017-07-27

Impeller shroud supports having mid-impeller bleed flow passages and gas turbine engines including the same

#65
20170114794
2017-04-27

Diffuser pipe with vortex generators

#66
20160265437
2016-09-15

Foil bearing

#67
20160201682
2016-07-14

Split axial-centrifugal compressor

#68
20160201557
2016-07-14

Gas turbine engine thermal management system

#69
20160131144
2016-05-12

Centrifugal compressor apparatus

#70
20160102608
2016-04-14

Rotor assembly for an open cycle engine, and an open cycle engine

#71
20160084090
2016-03-24

Method and assembly for reducing secondary heat in a gas turbine engine

#72
20150337894
2015-11-26

Foil bearing

#73
20150139788
2015-05-21

Compressor arrangement

#74
20150128597
2015-05-14

Multiple motor gas turbine engine system with auxiliary gas utilization

#75
20140360153
2014-12-11

Gas turbine engine thermal management system

#76
20140348640
2014-11-27

Thrust efficient turbofan engine

#77
20140318133
2014-10-30

Thrust efficient turbofan engine

#78
20140290252
2014-10-02

GAS TURBINE ENGINE PROVIDED WITH SCROLL

#79
20140283500
2014-09-25

Thrust efficient turbofan engine

#80
20140271121
2014-09-18

Gas turbine engine architecture with intercooled twin centrifugal compressor

#81
20140248142
2014-09-04

Gas turbine engine impeller system for an intermediate pressure (IP) compressor

#82
20140150442
2014-06-05

Gas turbine centripetal annular combustion chamber and method for flow guidance

#83
20140096507
2014-04-10

Bi-directional compression fan rotor for a gas turbine engine

#84
20140003928
2014-01-02

Spool for turbo machinery

#85
20130202428
2013-08-08

Method for attaching the cover of a centrifugal compressor of a turbine engine, compressor cover implementing same and compressor assembly provided with such a cover

#86
20130202406
2013-08-08

Gas turbine engine thermal management system

#87
20130067933
2013-03-21

Gas turbine

#88
20130019585
2013-01-24

VARIABLE FAN INLET GUIDE VANE FOR TURBINE ENGINE

#89
20120275916
2012-11-01

Diffuser with enhanced surge margin

#90
20120272663
2012-11-01

CENTRIFUGAL COMPRESSOR ASSEMBLY WITH STATOR VANE ROW

#91
20120167595
2012-07-05

Gas turbine engine with secondary air flow circuit

#92
20120128479
2012-05-24

DIFFUSOR

#93
20120102969
2012-05-03

Centrifugal compressor with bleed flow splitter for a gas turbine engine

#94
20110200424
2011-08-18

Counter-rotating gearbox for tip turbine engine

#95
20110097204
2011-04-28

Turbine engine with diffuser

#96
20110094100
2011-04-28

Rotor containment element with frangible connections

#97
20110064583
2011-03-17

Compressor impeller blade with variable elliptic connection

#98
20110056207
2011-03-10

Diffuser for turbine engine including indented annular webs

#99
20100293946
2010-11-25

Compact radial counterflow recuperator

#100
20100232953
2010-09-16

Hybrid compressor

#101
20100176592
2010-07-15

MICROTURBINE ASSEMBLY

#102
20100158668
2010-06-24

Centrifugal compressor forward thrust and turbine cooling apparatus

#103
20100154433
2010-06-24

Turbine cooling air from a centrifugal compressor

#104
20100098553
2010-04-22

Aspirated impeller

#105
20100077768
2010-04-01

Diffuser with enhanced surge margin

#106
20100028138
2010-02-04

Ventilation of a downstream cavity of an impeller of a centrifugal compressor

#107
20090293485
2009-12-03

Diffusers, diffusion systems, and methods for controlling airflow through diffusion systems

#108
20090232676
2009-09-17

Single stage dual-entry centriafugal compressor, radial turbine gas generator

#109
20090169385
2009-07-02

FAN-TURBINE ROTOR ASSEMBLY WITH INTEGRAL INDUCER SECTION FOR A TIP TURBINE ENGINE

#110
20090120058
2009-05-14

Tip turbine engine integral fan, combustor, and turbine case

#111
20090071121
2009-03-19

Counter-rotating gearbox for tip turbine engine

#112
20090047127
2009-02-19

Turbomachine diffuser

#113
20080310951
2008-12-18

Turbine cooling air centrifugal particle separator

#114
20080219843
2008-09-11

Centrifugal impeller with forward and reverse flow paths

#115
20080219833
2008-09-11

Inducer for a Fan Blade of a Tip Turbine Engine

#116
20080141680
2008-06-19

System for ventilating a combustion chamber wall

#117
20080134659
2008-06-12

Zero running clearance centrifugal compressor

#118
20080124218
2008-05-29

Tip turbine engine comprising turbine clusters and radial attachment lock arrangement therefor

#119
20080124211
2008-05-29

Diffuser aspiration for a tip turbine engine

#120
20080118348
2008-05-22

Turbofan gas turbine engine and nacelle arrangement

#121
20080044281
2008-02-21

Tip turbine engine comprising a nonrotable compartment

#122
20080035078
2008-02-14

Method and device of turbine submerged combustion boiler

#123
20080022693
2008-01-31

Ceramic blade gas turbine

#124
20080019829
2008-01-24

System for cooling a downstream cavity of a centrifugal compressor impeller

#125
20070292270
2007-12-20

Tip turbine engine comprising turbine blade clusters and method of assembly

#126
20070274826
2007-11-29

Diffusor

#127
20070253804
2007-11-01

Rotor containment element with frangible connections

#128
20070240415
2007-10-18

Low volumetric compression ratio integrated turbo-compound rotary engine

#129
20070110566
2007-05-17

Gas turbine engines seal assembly and methods of assembling the same

#130
20070056291
2007-03-15

Propeller or propeller drive

#131
20060272312
2006-12-07

Rotating Burner Outlet Turbine (RBOT) split rotary combustion chamber engine

#132
20060263214
2006-11-23

Centrifugal impeller with forward and reverse flow paths

#133
20050138914
2005-06-30

Turbo rocket with real carnot cycle

#134
20050095127
2005-05-05

Hybrid vane island diffuser

#135
18632449
2026-02-10

Disk engine with circumferential swirl radial combustor

#136
18439304
2025-08-12

Compressor frangible containment structure

#137
18400280
2024-12-31

Regulating core air bled from a turbine engine core flowpath

#138
17874213
2023-10-03

Gas turbine engine centrifugal compressor with impeller load and cooling control

#139
17846633
2024-06-25

Disk engine with circumferential swirl radial combustor

#140
17808317
2023-09-26

Compressor scroll spigot fit load interface

#141
17688465
2023-04-04

Gas turbine engine with radial turbine having modulated fuel cooled cooling air

#142
17536259
2022-12-20

Ericsson cycle turbine engine

#143
15928489
2020-05-05

Generator cooling impeller and bearing/rotor cooling