ClassID:

139190

F02C7/125 - CPC Classification

Classification description:

Features, components parts, details or accessories, not provided for in, or of interest apart form groups  - ; Air intakes for jet-propulsion plants; Cooling of plants by partial arc admission of the working fluid or by intermittent admission of working and cooling fluid

Recent Application in this class:
#1
20250347249
2025-11-13

SUPERCHARGED COMBUSTOR COOLING USING TURBOMACHINERY

#2
20250327421
2025-10-23

POWERPLANT WITH INTEGRATED HEAT PIPE

#3
20210222580
2021-07-22

Rotor stack bushing with adaptive temperature metering for a gas turbine engine

#4
20210047966
2021-02-18

System and method of reducing post-shutdown engine temperatures

#5
20200332713
2020-10-22

Airfoil with baffle showerhead and cooling passage network having aft inlet

#6
20200291856
2020-09-17

APPARATUS FOR SELECTIVE DELIVERY OF PRESSURISED GAS

#7
20200271075
2020-08-27

Hybrid propulsion cooling system

#8
20200056547
2020-02-20

AIR TURBINE START SYSTEM

#9
20190136714
2019-05-09

Modulated turbine cooling system

#10
20180347459
2018-12-06

Compressed air energy storage and power generation device

#11
20180340470
2018-11-29

Method and structure of interdigitated turbine engine thermal management

#12
20180258862
2018-09-13

High temperature disk conditioning system

#13
20180230835
2018-08-16

Arrangement for a gas turbine combustion engine

#14
20180016988
2018-01-18

Air turbine start system

#15
20170191419
2017-07-06

System and method of reducing post-shutdown engine temperatures

#16
20170175632
2017-06-22

Cooling air heat exchanger scoop

#17
20170175554
2017-06-22

Air circulation device for turbomachine

#18
20170096945
2017-04-06

Method and system for modulated turbine cooling

#19
20160376995
2016-12-29

Preloaded AFT vent area for low pressure fan ducts

#20
20160376993
2016-12-29

Drag link fitting and vent combination

#21
20160333743
2016-11-17

Gas turbine operation method and operation control device

#22
20160326960
2016-11-10

System and method for improving exhaust energy recovery

#23
20160040552
2016-02-11

Modulated turbine cooling system

#24
20160025014
2016-01-28

High temperature disk conditioning system

#25
20150101331
2015-04-16

Gas turbine engine with a fire wall and an off-take device

#26
20140318141
2014-10-30

Hot streak alignment for gas turbine durability

#27
20130152602
2013-06-20

Turbine component cooling with closed looped control of coolant flow

#28
20100122538
2010-05-20

Methods, apparatus and systems concerning the circumferential clocking of turbine airfoils in relation to combustor cans and the flow of cooling air through the turbine hot gas flowpath

#29
20070137213
2007-06-21

Turbine wheelspace temperature control

#30
20070028589
2007-02-08

Thermal management system for a gas turbine engine