ClassID:

156935

F23K5/18 - CPC Classification

Classification description:

Feeding or distributing other fuel to combustion apparatus; Liquid fuel; Details thereof Cleaning or purging devices, e.g. filters

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

METHODS AND APPARATUS TO REGULATE A GASEOUS FUEL SYSTEM

#2
20260015979
2026-01-15

FUEL SYSTEMS AND METHODS FOR PURGING

#3
20250230774
2025-07-17

METHODS AND APPARATUS TO REGULATE A GASEOUS FUEL SYSTEM

#4
20250146667
2025-05-08

SYSTEM AND METHOD FOR LIQUID FUEL FLUSHING FOR DUAL FUEL TURBINES

#5
20240255144
2024-08-01

AN ARRANGEMENT HANDLING PURGED ALCOHOL-BASED FUEL AND A METHOD THEREOF

#6
20240077038
2024-03-07

Purge System for Dual-Fuel Gas Turbine Engine

#7
20240044294
2024-02-08

FUEL SYSTEMS AND METHODS FOR PURGING

#8
20220390102
2022-12-08

Purging tool with integrated pneumatic valve

#9
20220090784
2022-03-24

SYSTEMS FOR THE CONTROL AND USE OF FLUIDS AND PARTICLES IN FUEL APPLICATIONS INCLUDING BOILERS, REFINERY AND CHEMICAL FLUID HEATERS, ROTARY KILNS, GLASS MELTERS, SOLID DRYERS, DRYING OVENS, ORGANIC FUME INCINERATORS, AND SCRUBBERS

#10
20220010730
2022-01-13

Fluid injection systems having fluid line purging

#11
20210402335
2021-12-30

FILTER

#12
20210341145
2021-11-04

Fuel oxygen conversion unit with integrated water removal

#13
20210102515
2021-04-08

Fluid injection systems for fluid line purging

#14
20210102495
2021-04-08

Fluid injection systems having fluid line purging

#15
20200300466
2020-09-24

FUEL TREATMENT SYSTEM, AND FUEL TREATMENT METHOD

#16
20190060809
2019-02-28

Integrated oxygen removal unit and fuel filter

#17
20180209647
2018-07-26

Fuel nozzle assembly with fuel purge

#18
20180106477
2018-04-19

Venting apparatus for a heating device operating with liquid fuel in a single-line mode

#19
20170204746
2017-07-20

Strainers

#20
20170184305
2017-06-29

GAS SAVING DEVICE

#21
20170138269
2017-05-18

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

#22
20170138268
2017-05-18

Method for purging fuel channel, purging device for executing said method, and gas turbine installation provided with said device

#23
20170082034
2017-03-23

Method and system for reliable gas to liquid transfer

#24
20170065986
2017-03-09

Debris separator

#25
20170028325
2017-02-02

Filter

#26
20160245513
2016-08-25

HEAT-PROTECTIVE INSERT FOR A FUEL LINE

#27
20160177878
2016-06-23

Method and system for a gas turbine engine air ventilation purge circuit

#28
20160146460
2016-05-26

Premix fuel nozzle assembly

#29
20150260106
2015-09-17

Supply and drain device for an injector

#30
20150198329
2015-07-16

Burner for Unprocessed Oils

#31
20140305512
2014-10-16

Pulsed water flush of liquid fuel valves and combustion nozzles

#32
20140250907
2014-09-11

Gas turbine fuel injector with metering cavity

#33
20140230402
2014-08-21

Turbine conduit purge systems

#34
20140102426
2014-04-17

Valve and filter assembly for a regeneration system

#35
20130318993
2013-12-05

Utilization of fuel gas for purging a dormant fuel gas circuit

#36
20130283809
2013-10-31

Fuel injector with purged insulating air cavity

#37
20130199576
2013-08-08

SYSTEM AND METHOD TO CLEAR A LIQUID FUEL SUPPLY LINE

#38
20130192236
2013-08-01

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

#39
20130126641
2013-05-23

Machined springs for injector applications

#40
20130000533
2013-01-03

Burner for unprocessed waste oils

#41
20120180486
2012-07-19

GAS TURBINE FUEL SYSTEM FOR LOW DYNAMICS

#42
20120167547
2012-07-05

Combustion turbine purge system and method of assembling same

#43
20120167545
2012-07-05

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

#44
20120137699
2012-06-07

Method and device for purging a gas turbine liquid fuel injection system

#45
20120097586
2012-04-26

Device for filtering and deaeration of fuel oil with return changeover valve

#46
20120015310
2012-01-19

Oil burning system

#47
20110308306
2011-12-22

Device for monitoring the obstruction of at least two filters of a fluid circulation system of an aircraft gas turbine engine

#48
20110289927
2011-12-01

Method for Flushing a Section of a Fuel System of a Gas Turbine

#49
20110277480
2011-11-17

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

#50
20110146807
2011-06-23

Method for rinsing a fuel system of a gas turbine and associated fuel system

#51
20100192537
2010-08-05

Methods and apparatus for a nitrogen purge system

#52
20100062384
2010-03-11

Oil burning system

#53
20080166673
2008-07-10

APPARATUS AND METHOD FOR MODIFYING A CONVENTIONAL FOSSIL FUEL FURNACE/BOILER TO BURN A VEGETABLE OIL

#54
20080035187
2008-02-14

Fuel supply component cleaning system

#55
20080034734
2008-02-14

Fuel supply component cleaning system

#56
20070133349
2007-06-14

Fuel Processing Device Having Magnetic Coupling and Method of Operating Thereof

#57
20070101720
2007-05-10

Methods and apparatus for a combustion turbine fuel recirculation system and nitrogen purge system

#58
20070007189
2007-01-11

Oil reconditioning device and associated methods

#59
20060283193
2006-12-21

Fuel injection system and purging method