ClassID:

139133

F02C3/103 - CPC Classification

Classification description:

Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with another turbine driving an output shaft but not driving the compressor the compressor being of the centrifugal type

Recent Application in this class:
#1
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2025-06-12

IMPROVED TURBOMACHINE FOR HYBRID AIRCRAFT

#2
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2025-06-12

IMPROVED PROPULSIVE ASSEMBLY FOR A MULTI-ENGINE HYBRID AIRCRAFT

#3
20240309803
2024-09-19

Aircraft engine having two radially offset turbines

#4
20240175400
2024-05-30

HYBRID-ELECTRIC PROPULSION SYSTEM EQUIPPED WITH A COUPLER FOR SWITCHING BETWEEN MODES OF OPERATION

#5
20230392547
2023-12-07

Advanced 2-spool turboprop engine

#6
20230220800
2023-07-13

Recovered-cycle aircraft turbomachine

#7
20220397056
2022-12-15

Gas turbine engine

#8
20220049648
2022-02-17

Starter/generator

#9
20210222617
2021-07-22

Turboshaft gas turbine engine and expansion ratio relationship

#10
20210123378
2021-04-29

Centrifugal impeller for gas turbine engine

#11
20200378302
2020-12-03

Advanced 2-spool turboprop engine

#12
20200325821
2020-10-15

STARTER/GENERATOR

#13
20190061965
2019-02-28

Turbine engine with single wall cantilevered architecture

#14
20180306109
2018-10-25

Integrated power generation and compression train, and method

#15
20180266318
2018-09-20

Centrifugal gas compressor

#16
20180223739
2018-08-09

Turbine rotor with low over-speed requirements

#17
20180119571
2018-05-03

Turboshaft engine embeddable in a reduction gearbox

#18
20170211484
2017-07-27

Geared gas turbine engine

#19
20160061045
2016-03-03

Decoupled gas turbine engine

#20
20150000306
2015-01-01

Bearing support for a hot section of a turboshaft engine, and an associated turboshaft engine

#21
20130089409
2013-04-11

Non-lubricated architecture for a turboshaft engine

#22
20130086922
2013-04-11

Combined pump system for engine TMS AOC reduction and ECS loss elimination

#23
20120167591
2012-07-05

Turboshaft engine with parallel shafts

#24
20120102911
2012-05-03

ENGINE-LOAD CONNECTION STRATEGY

#25
20110094100
2011-04-28

Rotor containment element with frangible connections

#26
20110049891
2011-03-03

Turbine engine including a reversible electric machine

#27
20100293967
2010-11-25

COMPRESSOR SYSTEM AND METHOD FOR GAS LIQUEFACTION SYSTEM

#28
20090232676
2009-09-17

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

#29
20090113871
2009-05-07

ROTORCRAFT FITTED WITH TURBINE ENGINES

#30
20070253804
2007-11-01

Rotor containment element with frangible connections

#31
20060248899
2006-11-09

Method for producing gas turbines and gas turbine assembly