ClassID:

156318

F23D2209/30 - CPC Classification

Classification description:

Safety arrangements Purging

Recent Application in this class:
#1
20260153055
2026-06-04

METHODS AND APPARATUS TO REGULATE A GASEOUS FUEL SYSTEM

#2
20260016156
2026-01-15

METHOD OF OPERATING HYDROGEN GAS SUPPLY SYSTEM

#3
20260015979
2026-01-15

FUEL SYSTEMS AND METHODS FOR PURGING

#4
20250230774
2025-07-17

METHODS AND APPARATUS TO REGULATE A GASEOUS FUEL SYSTEM

#5
20240175396
2024-05-30

Dual-Fuel Power System and Air Supply and Purging Method Thereof

#6
20240077038
2024-03-07

Purge System for Dual-Fuel Gas Turbine Engine

#7
20240077032
2024-03-07

System and method for purging a fuel manifold of a gas turbine engine using a flow divider assembly

#8
20240044294
2024-02-08

FUEL SYSTEMS AND METHODS FOR PURGING

#9
20230096250
2023-03-30

Tapered plug burner cleaning ports

#10
20220325668
2022-10-13

Fuel systems and methods for purging

#11
20220298972
2022-09-22

System and method for purging a fuel manifold of a gas turbine engine using a flow divider assembly

#12
20220290620
2022-09-15

System and method for fuel nozzle cleaning during engine operation

#13
20220186930
2022-06-16

Fuel nozzle structure for air assist injection

#14
20220128237
2022-04-28

Flashback resistant premixed fuel injector for a gas turbine engine

#15
20210381722
2021-12-09

Method and system for vented rollout switch

#16
20210277838
2021-09-09

System and method for fuel nozzle cleaning during engine operation

#17
20210180789
2021-06-17

AIR SHIELD FOR COMBUSTOR FIRETUBE STACK

#18
20200362764
2020-11-19

System and method for purging a fuel manifold of a gas turbine engine using a flow divider assembly

#19
20200362760
2020-11-19

SYSTEM AND METHOD FOR PURGING A FUEL MANIFOLD OF A GAS TURBINE ENGINE USING AN ACCUMULATOR

#20
20200333043
2020-10-22

Method and system for vented rollout switch

#21
20200132299
2020-04-30

Tapered plug burner cleaning ports

#22
20200041128
2020-02-06

Fuel nozzle structure for air assist injection

#23
20180363908
2018-12-20

Dual-fuel fuel nozzle with gas and liquid fuel capability

#24
20180363899
2018-12-20

Dual-fuel fuel nozzle with air shield

#25
20180163966
2018-06-14

FUEL SUPPLY SYSTEM

#26
20180112604
2018-04-26

Gas turbine combustor and method of operating the same

#27
20180023477
2018-01-25

Internal manifold with fuel inlet

#28
20170241339
2017-08-24

Combustor and gas turbine

#29
20170138269
2017-05-18

Method and apparatus for purging and/or sealing at least one burner of a gas turbine plant

#30
20170082034
2017-03-23

Method and system for reliable gas to liquid transfer

#31
20170003030
2017-01-05

Fuel nozzle structure for air assist injection

#32
20160305662
2016-10-20

Combustion controlling device and combustion system

#33
20160298850
2016-10-13

Multi-point injection device for an aircraft engine

#34
20160146460
2016-05-26

Premix fuel nozzle assembly

#35
20160146459
2016-05-26

Premix fuel nozzle assembly

#36
20160091207
2016-03-31

Combustor and gas turbine having the same

#37
20150260106
2015-09-17

Supply and drain device for an injector

#38
20150198096
2015-07-16

Internal manifold with fuel inlet

#39
20140305512
2014-10-16

Pulsed water flush of liquid fuel valves and combustion nozzles

#40
20140230402
2014-08-21

Turbine conduit purge systems

#41
20130227956
2013-09-05

Method of operating a combustor from a liquid fuel to a gas fuel operation

#42
20130219912
2013-08-29

Combustor and method for purging a combustor

#43
20130192236
2013-08-01

Fuel nozzle staging with water flowing prior to fuel in a main fuel circuit during start-up

#44
20130091824
2013-04-18

Gas turbine and gas-turbine plant having the same

#45
20120180486
2012-07-19

GAS TURBINE FUEL SYSTEM FOR LOW DYNAMICS

#46
20120167547
2012-07-05

Combustion turbine purge system and method of assembling same

#47
20120167545
2012-07-05

Purge system, system including a purge system, and purge method

#48
20120085973
2012-04-12

Method for producing process gas for the claus process

#49
20110308255
2011-12-22

Combined cycle power plant

#50
20110277480
2011-11-17

System and method for washing and purging the liquid fuel system of a turbine with water

#51
20110265481
2011-11-03

DUAL FUEL CAN COMBUSTOR WITH AUTOMATIC LIQUID FUEL PURGE

#52
20110162373
2011-07-07

Fuel nozzle for a turbine engine with a passive purge air passageway

#53
20100269506
2010-10-28

Fuel spray apparatus for gas turbine engine

#54
20090255263
2009-10-15

Gas-turbine burner for a gas turbine with purging mechanism for a fuel nozzle

#55
20090165435
2009-07-02

Dual fuel can combustor with automatic liquid fuel purge

#56
20090158747
2009-06-25

METHOD FOR THE CONTROLLED PURGING OF THE FUEL FEEDING SYSTEM IN THE COMBUSTOR OF A GAS TURBINE

#57
20090139241
2009-06-04

Combusting system, remodeling method for combusting system, and fuel injection method for combusting system

#58
20090050710
2009-02-26

Fuel nozzle and diffusion tip therefor

#59
20080098994
2008-05-01

Method and apparatus for isolating inactive fuel passages

#60
20070130955
2007-06-14

Independent pilot fuel control in secondary fuel nozzle

#61
20070044477
2007-03-01

Fuel nozzle for gas turbine engines

#62
20070028619
2007-02-08

Fuel injector having an annular prefilmer

#63
20070028618
2007-02-08

Mixer assembly for combustor of a gas turbine engine having a main mixer with improved fuel penetration

#64
20070028617
2007-02-08

Air-assisted fuel injector for mixer assembly of a gas turbine engine combustor

#65
20060288704
2006-12-28

Methods and apparatus for operating gas turbine engine combustors

#66
20060283193
2006-12-21

Fuel injection system and purging method

#67
20060168966
2006-08-03

Self-purging pilot fuel injection system

#68
20060156732
2006-07-20

Air and fuel venting device for fuel injector nozzle tip

#69
20060144954
2006-07-06

Liquid fuel injection

#70
20060080966
2006-04-20

Low-cost dual-fuel combustor and related method

#71
20050193741
2005-09-08

Liquid fuel nozzle apparatus with passive water injection purge

#72
20050132649
2005-06-23

Hydrogen generator, method of shutting down operation of hydrogen generator, and fuel cell system

#73
20050000227
2005-01-06

Methods and apparatus for operating gas turbine engine combustors