ClassID:

140686

F02M21/0245 - CPC Classification

Classification description:

Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels; Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers High pressure fuel supply systems; Rails; Pumps; Arrangement of valves

Recent Application in this class:
#1
20260139646
2026-05-21

GAS SUPPLY PUMP FOR SHIP DUAL FUEL ENGINE

#2
20260139635
2026-05-21

CONTROL OF FUEL DELIVERY PRESSURE BASED ON DETERMINED MASS OF REMAINING FUEL FOR A VEHICLE

#3
20260117729
2026-04-30

HIGH PRESSURE PUMP WITH BYPASS FLOW FOR LPG FUEL

#4
20260092582
2026-04-02

POWERTRAIN SYSTEM FOR A VEHICLE

#5
20260078721
2026-03-19

DEVICE FOR DIRECT INJECTION OF A GASEOUS FUEL

#6
20250297587
2025-09-25

INTERNAL COMBUSTION ENGINE SYSTEM, VEHICLE INCLUDING SAME, AND METHOD OF SUPPLYING FUEL GAS

#7
20250207544
2025-06-26

A POWERTRAIN SYSTEM FOR A VEHICLE

#8
20250172132
2025-05-29

GAS SUPPLY PUMP FOR SHIP DUAL FUEL ENGINE

#9
20250146457
2025-05-08

Liquid Injected Propane Fuel System

#10
20250137420
2025-05-01

GAS SUPPLY SYSTEM

#11
20250122850
2025-04-17

COMPRESSION EMISSIONS EVACUATOR

#12
20250027457
2025-01-23

Hydrogen Fuel Pressure Energy Recovery for Hydrogen Engine Vehicles

#13
20250012240
2025-01-09

DEVICE FOR DIRECT INJECTION OF A GASEOUS FUEL

#14
20240352908
2024-10-24

FUEL SYSTEM FOR A POWER PLANT

#15
20240254933
2024-08-01

Quick start fuel system for gaseous fuel internal combustion engine and method

#16
20240200713
2024-06-20

Fuel Line Comprising Insulation, and Pressure Vessel System

#17
20240200515
2024-06-20

Method and systems for a gaseous fuel turbo-compressor

#18
20240117783
2024-04-11

Compression emissions evacuator

#19
20240077104
2024-03-07

Crankshafts and Systems for Natural Gas Compression

#20
20240003494
2024-01-04

Hydrogen supplying device and hydrogen engine vehicle

#21
20230323841
2023-10-12

System for supplying a gaseous fuel

#22
20230220838
2023-07-13

Gas supply pump for ship dual fuel engine

#23
20230193865
2023-06-22

Fuel pump

#24
20230019785
2023-01-19

Fuel injection device for an internal combustion engine, in particular for a hydrogen combustion engine

#25
20230014909
2023-01-19

Method and gas fuel injection unit for operating an internal combustion engine

#26
20230008932
2023-01-12

Internal combustion engine with intake manifold injection, in particular hydrogen combustion engine with intake injection

#27
20220412251
2022-12-29

DUAL ZONE COOLING SYSTEM FOR COMBINED ENGINE COMPRESSORS

#28
20220333555
2022-10-20

System and method for supplying fuel for ship

#29
20220290637
2022-09-15

NTERNAL COMBUSTION ENGINE WITH THERMOCHEMICAL RECUPERATION OF WASTE HEAT AND A METHOD FOR THERMOCHEMICAL RECUPERATION

#30
20220290636
2022-09-15

Trigeneration system using DME

#31
20220213849
2022-07-07

Wet biofuel compression ignition

#32
20220136461
2022-05-05

Seal and method for a fuel gas supply to a pre-combustion chamber

#33
20220042480
2022-02-10

High-pressure pump

#34
20210404375
2021-12-30

Engine operating method and engine system for improved load step acceptance

#35
20210372350
2021-12-02

System for supplying a gaseous fuel

#36
20210301775
2021-09-30

Device for supplying a gaseous fuel to an engine

#37
20210215127
2021-07-15

METHOD FOR MANUFACTURING ASSEMBLY, PARTS SET, METHOD FOR MANUFACTURING FUEL INJECTION PUMP, AND FUEL INJECTION PUMP

#38
20210156341
2021-05-27

Pressure stabilizer, a gas engine system and a gas pressure control method

#39
20210088003
2021-03-25

System for adapting an internal combustion engine to be powered by gaseous fuel in gas phase and by gaseous fuel in liquid phase

#40
20210062766
2021-03-04

Fuel supply system for the active purging of an antechamber of a spark-ignition internal combustion engine, using fuel vapor or a fuel vapor/air mixture, with the aid of a fuel evaporator upstream from the antechamber

#41
20210040916
2021-02-11

Hydrogen and electric power co-production system and method

#42
20210033046
2021-02-04

Gas Admission Valve and Fuel Gas Supply Assembly with Leakage Containment Flowpath

#43
20210033032
2021-02-04

FUEL SUPPLY SYSTEM AND ASSEMBLY FOR INJECTING LIQUEFIED VAPOUR UNDER HIGH PRESSURE INTO A COMBUSTION CHAMBER

#44
20200400083
2020-12-24

Fuel exchange system and fuel supply system for fuel systems

#45
20200325855
2020-10-15

Liquid injected propane fuel system

#46
20200277893
2020-09-03

DUAL ZONE COOLING SYSTEM FOR COMBINED ENGINE COMPRESSORS

#47
20200232420
2020-07-23

Use of decompressing natural gas to lower the intake air temperature of an internal combustion engine

#48
20200224608
2020-07-16

High-pressure pump

#49
20200208592
2020-07-02

GASEOUS FUEL FEEDING SYSTEM AND A VALVE

#50
20200080519
2020-03-12

Fuel system for an internal combustion engine

#51
20200032744
2020-01-30

Engine drive apparatus

#52
20200025337
2020-01-23

Fuel tank arrangement with a gas burning arrangement and a pressure controlled valve to heat auxiliary vehicle components

#53
20200025163
2020-01-23

Fuel supply system for LPG vehicle

#54
20200025114
2020-01-23

Fuel exchange system and fuel supply system for fuel systems

#55
20200018262
2020-01-16

Purging natural gas compressors

#56
20190376472
2019-12-12

High-pressure pump

#57
20190368454
2019-12-05

High-pressure fuel supply pump

#58
20190338713
2019-11-07

Gas tank arrangement

#59
20190293028
2019-09-26

High pressure fuel pump and LPDI system including the same

#60
20190285006
2019-09-19

Pressure regulating mass flow system for multipoint gaseous fuel injection

#61
20190211779
2019-07-11

Methods and systems for a lubricating device

#62
20190203667
2019-07-04

Gas treatment system and vessel including the same

#63
20190120149
2019-04-25

Dual-fuel fuel injection system for an internal combustion engine

#64
20190085791
2019-03-21

Fuel module system

#65
20190078503
2019-03-14

Internal combustion engine, turbocharger for an internal combustion engine and method for operating the internal combustion engine

#66
20190040818
2019-02-07

FUEL DELIVERY SYSTEM

#67
20190003425
2019-01-03

System for supplying compressed gas to several gas-fed devices

#68
20180363590
2018-12-20

High-pressure fuel supply pump including an electromagnetically driven intake valve

#69
20180355827
2018-12-13

Fuel injection device

#70
20180347456
2018-12-06

Method for controlling a high pressure gas injection internal combustion engine

#71
20180320637
2018-11-08

Gas processing system and vessel including the same

#72
20180320610
2018-11-08

Method for controlling an internal combustion engine

#73
20180320607
2018-11-08

Method and an apparatus for controlling an internal combustion engine with a high pressure gas injection

#74
20180298848
2018-10-18

Method and systems for gaseous and liquid propane injection

#75
20180202395
2018-07-19

Vehicle comprising a pressurized liquid fuel system and method for operating a pressurized liquid fuel system

#76
20180172543
2018-06-21

Leak detection tool

#77
20180171888
2018-06-21

High pressure gas phase injector

#78
20180163678
2018-06-14

Fuel supply device

#79
20180163669
2018-06-14

Fuel supply system and valve assembly therefor

#80
20180156205
2018-06-07

Fuel pump assembly

#81
20180142632
2018-05-24

Gaseous fuel internal combustion engine and operating method therefor

#82
20180135581
2018-05-17

High-pressure fuel pump and method for producing same

#83
20180128211
2018-05-10

Hybrid vehicle with a liquefied light hydrocarbon or hydrogen fuel system and methods thereto

#84
20180073467
2018-03-15

Natural gas supply system for providing conditioned natural gas to dual fuel engines

#85
20180058441
2018-03-01

High pressure fuel gas pump

#86
20180038328
2018-02-08

Internal combustion engine and method for operating an internal combustion engine

#87
20180030931
2018-02-01

Compression system

#88
20180023516
2018-01-25

Natural gas fueled vehicle

#89
20180022432
2018-01-25

FUEL SUPPLY SYSTEM AND METHOD FOR SHIP ENGINE

#90
20180022431
2018-01-25

Fuel supply system and method for ship engine

#91
20180010554
2018-01-11

System and method for operating a cryogenic fuel system

#92
20180010537
2018-01-11

Fuel supply device for LPDI engine and start control method of LPDI engine having the fuel supply device

#93
20180003136
2018-01-04

Fuel supply system for an engine with an electric ignition power source

#94
20170246951
2017-08-31

CNG fuel system for a vehicle

#95
20170241350
2017-08-24

Gaseous fuel pumping system

#96
20170217554
2017-08-03

FUEL SUPPLY CONTROL SYSTEM AND CONTROL METHOD

#97
20170191456
2017-07-06

High-pressure fuel supply pump

#98
20170183072
2017-06-29

Fuel tank arrangement of a marine vessel and method of operating a tank container of a marine vessel

#99
20170138312
2017-05-18

FUEL RAIL ASSEMBLIES

#100
20170089301
2017-03-30

Electromagnetically actuatable gas valve, and method for increasing the seal of an electromagnetically actuatable gas valve

#101
20170074212
2017-03-16

HYDRAULIC SERVO GAS REGULATOR FOR MULTI-FUEL ENGINE

#102
20170030299
2017-02-02

LPG DIRECT INJECTION ENGINE

#103
20160369711
2016-12-22

Natural gas leak detection through pressure loss in pneumatic starter and prelube

#104
20160362165
2016-12-15

System and method for controlling fuel supply to engine of ship

#105
20160312750
2016-10-27

Vehicle fuel system

#106
20160245244
2016-08-25

Fuel tank system

#107
20160230687
2016-08-11

Abnormality diagnosis apparatus and abnormality diagnosis method

#108
20160222958
2016-08-04

System and method for priming a pump

#109
20160222920
2016-08-04

Gaseous fuel mixer and shutoff valve

#110
20160208679
2016-07-21

Gas engine

#111
20160146147
2016-05-26

MODULE FOR CONTROLLING FUEL PRESSURE IN AN INTERNAL COMBUSTION ENGINE

#112
20160123276
2016-05-05

LIQUEFIED GAS FUEL SUPPLYING APPARATUS

#113
20160097349
2016-04-07

MIXED FUEL SUPPLY SYSTEM FOR INTERNAL COMBUSTION ENGINE, VEHICLE, AND MIXED FUEL SUPPLY METHOD FOR INTERNAL COMBUSTION ENGINE

#114
20160032868
2016-02-04

Systems for thermal management of engine valves

#115
20160017845
2016-01-21

Air-enriched gaseous fuel direct injection for an internal combustion engine

#116
20160017835
2016-01-21

Method and system for delivering a gaseous fuel into the air intake system of an internal combustion engine

#117
20160017832
2016-01-21

Fuel injector calibration and trimming

#118
20160003199
2016-01-07

Fuel supply system

#119
20150361925
2015-12-17

Dual fuel common rail engine with co-axial quill assembly

#120
20150345431
2015-12-03

METHOD FOR IMPOSING VARIABLE LOAD ON THE INTERNAL COMBUSTION ENGINE USED IN VAPOR DESTRUCTION APPLICATIONS

#121
20150345430
2015-12-03

Gaseous fuel system having a turbine pump

#122
20150330332
2015-11-19

Sorbent-based low pressure gaseous fuel delivery system

#123
20150300301
2015-10-22

Liquefied gas treatment system for vessel

#124
20150292440
2015-10-15

Directly injecting gas valve

#125
20150285189
2015-10-08

Hybrid fuel supply system and method for engine of vessel

#126
20150285164
2015-10-08

Fuel System for an Internal Combustion Engine which can be Operated with at least Two Fuel Types

#127
20150275824
2015-10-01

GAS-FIRED ENGINE

#128
20150267647
2015-09-24

Gas engine assembly

#129
20150226140
2015-08-13

Hybrid pump control for multi fuel engine system

#130
20150219044
2015-08-06

Supplying gaseous fuel from a liquid state to an engine

#131
20150192093
2015-07-09

Fuel gas supply apparatus

#132
20150184618
2015-07-02

Apparatus and method for transferring inflammable material on marine structure

#133
20150184617
2015-07-02

Apparatus and method for supplying fuel to engine of ship

#134
20150167604
2015-06-18

Fuel system for an internal combustion engine

#135
20150167589
2015-06-18

METHOD AND APPARATUS FOR CONTROLLING HIGH PRESSURE SHUT-OFF VALVE

#136
20150122224
2015-05-07

Method and system for engine control

#137
20150121859
2015-05-07

Apparatus and method for supplying fuel to engine of ship

#138
20150112506
2015-04-23

CNG fuel system for a vehicle

#139
20150104339
2015-04-16

Sealed shunt wire for a fluid pump

#140
20150083733
2015-03-26

Conformable high pressure gaseous fuel storage system having a gas storage vessel with fractal geometry

#141
20150053180
2015-02-26

Method and system for gaseous and liquid fuel injection

#142
20150033732
2015-02-05

AIR COMPRESSING DEVICE OF BIFUEL ENGINE

#143
20150017041
2015-01-15

Mechanism for restraining fuel pressure pulsation and high pressure fuel supply pump of internal combustion engine with such mechanism

#144
20150017035
2015-01-15

PUMP HEAD FOR A FUEL PUMP

#145
20150013642
2015-01-15

Fuel system and corresponding method

#146
20140377109
2014-12-25

High-pressure fuel supply pump including an electromagnetically driven intake valve

#147
20140328708
2014-11-06

Fuel pump assembly

#148
20140305406
2014-10-16

Variable pressure gaseous fuel regulator

#149
20140290280
2014-10-02

System for supplying liquefied natural gas fuel and method of operating the same

#150
20140283788
2014-09-25

Fuel supply system with leakage detection means

#151
20140261351
2014-09-18

Air-fuel-ratio dithering using a dual fuel path source

#152
20140255219
2014-09-11

Valve Configuration For Single Piston Fuel Pump

#153
20140238327
2014-08-28

Internal combustion engine for natural gas compressor operation

#154
20140238050
2014-08-28

System and method for processing liquefied gas

#155
20140230789
2014-08-21

Module for managing mass flow and dampening pressure pulsations in a gaseous fuel supply line

#156
20140230459
2014-08-21

System and method for processing liquefied gas

#157
20140216029
2014-08-07

Internal combustion engine, in particular a stationary gas engine, comprising a combustion chamber

#158
20140196686
2014-07-17

Gaseous common rail fuel system and high compression ratio engine using same

#159
20140193280
2014-07-10

High-pressure fuel supply pump

#160
20140150470
2014-06-05

Method and system for treating a liquefied gas

#161
20140116386
2014-05-01

Fuel system having multiple gaseous fuel injectors

#162
20140102416
2014-04-17

FUEL MANAGEMENT SYSTEM

#163
20140075943
2014-03-20

Method for operating fuel supply system for marine structure having reliquefaction apparatus and high-pressure natural gas injection engine

#164
20140053800
2014-02-27

Dual fuel system diagnostics for dual fuel engine and machine using same

#165
20140041633
2014-02-13

Dual fuel engine and evaporated natural gas system

#166
20130340713
2013-12-26

Injector system

#167
20130327296
2013-12-12

Dual fuel common rail engine with co-axial quill assembly

#168
20130312408
2013-11-28

Gas-fired engine

#169
20130306029
2013-11-21

Direct Injection Gas Engine and Method

#170
20130276758
2013-10-24

Gaseous fuel rail sensor diagnostics

#171
20130276746
2013-10-24

Multifuel storage, metering and ignition system

#172
20130255808
2013-10-03

Fuel gas supplying and filling system

#173
20130220278
2013-08-29

Fuel gas supply method and supply unit for gas engine

#174
20130213363
2013-08-22

Method for operating an auto-ignition internal combustion engine

#175
20130213357
2013-08-22

Fuel injection system with pressure-controlled bleed function

#176
20130199499
2013-08-08

Method and system for engine control

#177
20130167950
2013-07-04

Gas pressure regulating valve

#178
20130118452
2013-05-16

DME common-rail fuel supply apparatus and method

#179
20130074816
2013-03-28

Module containment of fuel control system for a vehicle

#180
20120317995
2012-12-20

PUMP FOR CONVEYING A CRYOGENIC FLUID

#181
20120312280
2012-12-13

Fuel supply system and high-pressure pump for combustion engine

#182
20120279474
2012-11-08

Fuel system for an internal combustion engine

#183
20120222640
2012-09-06

Method for imposing variable load on the internal combustion engine used in vapor destruction applications

#184
20120216919
2012-08-30

LNG fuel tank system for at least one gas engine used for ship propulsion

#185
20120204835
2012-08-16

Dual fuel common rail system and engine using same

#186
20120073684
2012-03-29

Liquefied petroleum gas pump

#187
20120060935
2012-03-15

Fuel tank temperature and pressure management via selective extraction of liquid fuel and fuel vapor

#188
20120060796
2012-03-15

Liquefied petroleum gas (LPG) pump control systems and methods

#189
20120060516
2012-03-15

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#190
20120055171
2012-03-08

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#191
20120031371
2012-02-09

METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE HAVING SPARK IGNITION

#192
20110290220
2011-12-01

Pump assembly is provided, housed inside an LPG fuel tank for motor vehicles, which can be removed without having to first empty the tank

#193
20110186012
2011-08-04

Liquid fuel injection engine

#194
20110174388
2011-07-21

Pressure reducing valve and regulator for gas

#195
20110139122
2011-06-16

Liquefied petroleum gas engine assembly with flow control

#196
20110048385
2011-03-03

Lubricant vent structure of fuel pump for vehicle

#197
20110048376
2011-03-03

LPI fuel supply system

#198
20110005494
2011-01-13

Fuel injection system

#199
20100307614
2010-12-09

APPARATUS FOR FEEDING A FUEL, IN PARTICULAR LPG, TO AN INTERNAL COMBUSTION ENGINE

#200
20100299047
2010-11-25

Method and device for operating a gas injection system of a gas fuel and a liquid fuel operated internal combustion engine

#201
20100269789
2010-10-28

METERING FUEL PUMP

#202
20100126468
2010-05-27

Method of manufacturing and installation of high pressure liquid LPG fuel supply and dual or mixed fuel supply systems

#203
20100108023
2010-05-06

Multifuel storage, metering and ignition system

#204
20100010727
2010-01-14

System for supply of LPG, methane, ammonia, and gas in general for petrol or diesel engines with electronic pressure regulator for continuous variation of the pressure of the fuel supplied to the injectors

#205
20090320781
2009-12-31

LNG FUEL SUPPLY SYSTEM

#206
20090133674
2009-05-28

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#207
20090126704
2009-05-21

Fuel gas supply system and method of an LNG carrier

#208
20090123310
2009-05-14

External inline LPG fuel pump

#209
20080302111
2008-12-11

Apparatus and method for pumping a cryogenic fluid from a storage vessel and diagnosing cryogenic pump performance

#210
20080276628
2008-11-13

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#211
20080276627
2008-11-13

FUEL GAS SUPPLY SYSTEM AND METHOD OF A SHIP

#212
20080271707
2008-11-06

Liquefied Gas Fuel Supply Device of Diesel Engine

#213
20080245349
2008-10-09

Internal combustion engine and control method thereof

#214
20080226463
2008-09-18

System And Method For Delivering A Pressurized Gas From A Cryogenic Storage Vessel

#215
20080202471
2008-08-28

Fuel injection system suitable for low-viscosity fuels

#216
20080184964
2008-08-07

Fuel injection system with cross-flow nozzle for enhanced compressed natural gas jet spray

#217
20080135020
2008-06-12

Automotive modular LPG injector

#218
20080103676
2008-05-01

Direct injection gaseous-fuelled engine and method of controlling fuel injection pressure

#219
20080047618
2008-02-28

Pressure Reducing Valve And Regulator For Gas

#220
20080041343
2008-02-21

FUEL INJECTION SYSTEM WITH CROSS-FLOW NOZZLE FOR ENHANCED COMPRESSED NATURAL GAS JET SPRAY

#221
20080016864
2008-01-24

Natural gas fueled turbocharged internal combustion engine

#222
20070289560
2007-12-20

Hydrogen-oxygen plasma engines and dosing methods therefor

#223
20070246020
2007-10-25

Fuel supply apparatus of engine

#224
20070084447
2007-04-19

DME fuel supply device for diesel engine

#225
20070044774
2007-03-01

LPI engine system

#226
20070028612
2007-02-08

Metering fuel pump

#227
20070022733
2007-02-01

Electric power supply equipment

#228
20060054141
2006-03-16

Liquefied gas-fuel supply device for diesel engine

#229
20060042606
2006-03-02

LPG vehicular liquid transfer system

#230
20060027216
2006-02-09

Heating system for liquefied gas fuel supply apparatus and fuel supply appartus for liquefied gas engine

#231
20050252495
2005-11-17

Gas feeding system for an internal combustion engine, having a pressure reducing valve connected to the intake manifold

#232
20050241625
2005-11-03

Gas feeding system for an internal combustion engine, having a pressure reducing valve and a pressure regulating solenoid valve

#233
20050241624
2005-11-03

Internal combustion engine gas feeding system

#234
20050241623
2005-11-03

Gas feeding system for an internal combustion engine, having an improved pressure reducing valve

#235
20050235948
2005-10-27

Diesel engine DME fuel supply device

#236
20050224057
2005-10-13

Fuel return device for internal combustion engine

#237
20050193992
2005-09-08

Fuel pump noise reducing apparatus and method thereof for liquefied petroleum injection vehicle

#238
20050193991
2005-09-08

Fuel pump noise-reduction apparatus in liquefied petroleum injection vehicle

#239
20050147513
2005-07-07

Method and apparatus for delivering pressurized gas

#240
20050145223
2005-07-07

DME fuel supply device for diesel engine

#241
18162812
2023-08-01

Thermally conditioned noise / vibration attenuating fuel rail chamber

#242
15899123
2018-10-30

Integrated on-board low-pressure adsorbed natural gas storage system for an adsorbed natural gas vehicle

#243
14724778
2020-04-14

Two-phase LPG fuel supply