ClassID:

140699

F02M21/0287 - 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 characterised by the transition from liquid to gaseous phase ; Injection in liquid phase; Cooling and low temperature storage

Recent Application in this class:
#1
20260116750
2026-04-30

METHODS AND SYSTEMS FOR FACILITATING OXYGEN-ENRICHED PARTIAL OXIDATION REACTIONS TO CONVERT HYDROCARBONS INTO CARBON MONOXIDE AND HYDROGEN

#2
20260078720
2026-03-19

SYSTEM FOR SUPPLYING HIGH-PRESSURE GASEOUS HYDROGEN FUEL

#3
20260049567
2026-02-19

SYSTEMS AND METHOD FOR VEHICLE THERMAL MANAGEMENT

#4
20260036105
2026-02-05

HYDROGEN AND OXYGEN INJECTION IN AN ACTIVE PRE-CHAMBER IGNITION ENGINE

#5
20250264076
2025-08-21

FUEL REFORMING SYSTEM

#6
20250146457
2025-05-08

Liquid Injected Propane Fuel System

#7
20250122823
2025-04-17

THERMAL MANAGEMENT SYSTEM

#8
20240301816
2024-09-12

Electrolysis System Having In Situ Enhancement Gas Storage

#9
20240291076
2024-08-29

Cooling structure

#10
20240287929
2024-08-29

FUEL SUPPLY DEVICE FOR SUPPLYING A FUEL AND INTERNAL COMBUSTION ENGINE

#11
20240191665
2024-06-13

INTERNAL COMBUSTION ENGINE

#12
20240077016
2024-03-07

SYSTEMS FOR HHO GAS SECOND FUEL DISTRIBUTION AND CONTROL

#13
20230382725
2023-11-30

BENZENE BATTERY CYCLE

#14
20230323841
2023-10-12

System for supplying a gaseous fuel

#15
20230304163
2023-09-28

PROCESS FOR HYDROGEN PRODUCTION

#16
20230084345
2023-03-16

Generation and regulation of HHO gas

#17
20220268200
2022-08-25

Fuel supply device for supplying a fuel and internal combustion engine

#18
20220243685
2022-08-04

Device for supplying fluid to a user apparatus

#19
20210372350
2021-12-02

System for supplying a gaseous fuel

#20
20210262423
2021-08-26

Propane fuel system temperature control systems and methods

#21
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

#22
20200400083
2020-12-24

Fuel exchange system and fuel supply system for fuel systems

#23
20200370514
2020-11-26

Method for operating a catalytic evaporator and uses of the method

#24
20200325855
2020-10-15

Liquid injected propane fuel system

#25
20200079485
2020-03-12

Boil-off gas re-liquefying system

#26
20200025337
2020-01-23

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

#27
20200025114
2020-01-23

Fuel exchange system and fuel supply system for fuel systems

#28
20190351988
2019-11-21

Boil-off gas re-liquefying method for LNG ship

#29
20190338713
2019-11-07

Gas tank arrangement

#30
20190323443
2019-10-24

A METHOD AND A SYSTEM FOR CONTROLLING A GAS ENGINE

#31
20190211757
2019-07-11

Internal Combustion Engine Fuel Gas Blending System

#32
20190203663
2019-07-04

LPG fuel system

#33
20190186440
2019-06-20

Propane fuel system temperature control systems and methods

#34
20190063684
2019-02-28

Ship having gas regasification system

#35
20180355827
2018-12-13

Fuel injection device

#36
20180320637
2018-11-08

Gas processing system and vessel including the same

#37
20180320607
2018-11-08

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

#38
20180320586
2018-11-08

Onboard Graphene Electrolysis System

#39
20180320585
2018-11-08

Electrolysis System Having In Situ HHO Storage

#40
20180320584
2018-11-08

Systems for HHO gas second fuel distribution and control

#41
20180298848
2018-10-18

Method and systems for gaseous and liquid propane injection

#42
20180201353
2018-07-19

Ship comprising engine

#43
20180170507
2018-06-21

Ship

#44
20180170506
2018-06-21

Ship

#45
20180170505
2018-06-21

Ship with boil-off gas liquefaction system

#46
20180170504
2018-06-21

Ship

#47
20180170503
2018-06-21

Ship

#48
20180162492
2018-06-14

SHIP

#49
20180148138
2018-05-31

BOIL-OFF GAS RE-LIQUEFYING SYSTEM

#50
20180128211
2018-05-10

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

#51
20180080392
2018-03-22

PORTABLE GENERATOR HAVING MULTIPLE FUEL SOURCES

#52
20180022431
2018-01-25

Fuel supply system and method for ship engine

#53
20170356390
2017-12-14

Cryogenic fuel supply system for engine

#54
20170342917
2017-11-30

Hydrocarbon vapor start techniques using a purge pump and hydrocarbon sensor

#55
20170306890
2017-10-26

Internal combustion engine

#56
20170268463
2017-09-21

Cooling system for cryogenic fuel delivery components

#57
20170254259
2017-09-07

Method of generating and distributing a second fuel for an internal combustion engine

#58
20170241350
2017-08-24

Gaseous fuel pumping system

#59
20170211516
2017-07-27

ON-DEMAND OXY-HYDROGEN FUEL SYSTEM

#60
20170167443
2017-06-15

VEHICLE NATURAL GAS FUEL SUPPLY SYSTEMS

#61
20170159611
2017-06-08

LIQUID NATURAL GAS STORAGE TANK PRESSURE CONTROL SYSTEM

#62
20170058837
2017-03-02

Direct injection system and method

#63
20160369749
2016-12-22

Compressed natural gas filter for natural gas vehicle

#64
20160341134
2016-11-24

FUEL DELIVERY SYSTEM

#65
20160333770
2016-11-17

Reciprocating piston internal combustion engine having an ancillary chamber containing a piston, and method for operating the same

#66
20160325769
2016-11-10

Managing a supply of gaseous fuel on a tender car

#67
20160290297
2016-10-06

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

#68
20160273491
2016-09-22

Fuel system for an engine

#69
20160222958
2016-08-04

System and method for priming a pump

#70
20160115860
2016-04-28

Spark-ignition engine

#71
20160097309
2016-04-07

Suppressor for gaseous fuel system

#72
20160025042
2016-01-28

Temperature control of a fluid discharged from a heat exchanger

#73
20160017845
2016-01-21

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

#74
20160017835
2016-01-21

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

#75
20150361925
2015-12-17

Dual fuel common rail engine with co-axial quill assembly

#76
20150300301
2015-10-22

Liquefied gas treatment system for vessel

#77
20150247470
2015-09-03

System and method of injecting natural gas in liquid form into a diesel engine

#78
20150241306
2015-08-27

DETECTING MISFIRING IN A GASEOUS FUEL OPERATED INTERNAL COMBUSTION ENGINE

#79
20150226093
2015-08-13

Cryogenic engine system

#80
20150219044
2015-08-06

Supplying gaseous fuel from a liquid state to an engine

#81
20150192093
2015-07-09

Fuel gas supply apparatus

#82
20150167590
2015-06-18

Load shedding techniques for dual fuel engines

#83
20150053180
2015-02-26

Method and system for gaseous and liquid fuel injection

#84
20150040546
2015-02-12

Internal combustion engines

#85
20150033732
2015-02-05

AIR COMPRESSING DEVICE OF BIFUEL ENGINE

#86
20140261327
2014-09-18

Fuel supply system for internal combustion engine and methods of using the same

#87
20140245990
2014-09-04

Method and system of thermochemical regeneration to provide oxygenated fuel, for example, with fuel-cooled fuel injectors

#88
20140174404
2014-06-26

Fuel system

#89
20140116649
2014-05-01

Stacked plate heat exchanger for an LPG-fueled vehicle

#90
20140116390
2014-05-01

Fuel system having a fuel-cooled injector

#91
20140109844
2014-04-24

Integrated reformer and waste heat recovery system for power generation

#92
20140096539
2014-04-10

Cryogenic liquid delivery system and method with active pressure building capabilities

#93
20140076290
2014-03-20

Thermodynamic pump for cryogenic fueled devices

#94
20140075965
2014-03-20

Self-saturating liquefied natural gas delivery system utilizing hydraulic pressure

#95
20140075943
2014-03-20

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

#96
20140053800
2014-02-27

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

#97
20140034020
2014-02-06

Co-axial quill assembly retainer and dual fuel common rail engine using same

#98
20140021272
2014-01-23

Liquid phase injection tip icing prevention

#99
20140020658
2014-01-23

Diesel engine for a LPG-diesel mixture

#100
20130327296
2013-12-12

Dual fuel common rail engine with co-axial quill assembly

#101
20130276746
2013-10-24

Multifuel storage, metering and ignition system

#102
20130247885
2013-09-26

Two-stroke engine and four-stroke engine

#103
20130233274
2013-09-12

Fuel injector icing

#104
20130118452
2013-05-16

DME common-rail fuel supply apparatus and method

#105
20120325180
2012-12-27

Dual fuel injection compression ignition engine and method of operating same

#106
20120317995
2012-12-20

PUMP FOR CONVEYING A CRYOGENIC FLUID

#107
20120150418
2012-06-14

Apparatus and method for controlling fuel injection in a bi-fuel vehicle running on two fuels, I.E. gasoline and LPG

#108
20120145127
2012-06-14

Fuel rail for liquid injection of a two-phase fuel

#109
20120060516
2012-03-15

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#110
20120055171
2012-03-08

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#111
20120041665
2012-02-16

Method for operating an internal combustion engine with gas as a fuel

#112
20120031371
2012-02-09

METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE HAVING SPARK IGNITION

#113
20110314839
2011-12-29

Pressure control of cryogenic liquids

#114
20110265464
2011-11-03

AMMONIA BURNING INTERNAL COMBUSTION ENGINE

#115
20110265463
2011-11-03

AMMONIA BURNING INTERNAL COMBUSTION ENGINE

#116
20110265455
2011-11-03

AMMONIA BURNING INTERNAL COMBUSTION ENGINE

#117
20110259290
2011-10-27

Ammonia burning internal combustion engine

#118
20110226362
2011-09-22

Auxiliary fuel tank

#119
20110139122
2011-06-16

Liquefied petroleum gas engine assembly with flow control

#120
20110126809
2011-06-02

Portable gas powered internal combustion engine arrangement

#121
20110073072
2011-03-31

System and method of injecting combustible gas in liquid form into a diesel engine

#122
20110061612
2011-03-17

SPACE ENGINE INCLUDING THE HAASE CYCLE WITH ENERGY RECOVERY COOLING

#123
20110036309
2011-02-17

Method and system of thermochemical regeneration to provide oxygenated fuel, for example, with fuel-cooled fuel injectors

#124
20100326374
2010-12-30

Internal combustion engines

#125
20100319636
2010-12-23

Internal combustion engines

#126
20100307431
2010-12-09

Internal combustion engines

#127
20100294250
2010-11-25

Method of operating an internal combustion engine arrangement

#128
20100288211
2010-11-18

Fuel system and method for burning liquid ammonia in engines and boilers

#129
20100175638
2010-07-15

Water Combustion Technology - The Haase Cycle

#130
20100126468
2010-05-27

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

#131
20100108023
2010-05-06

Multifuel storage, metering and ignition system

#132
20100018685
2010-01-28

Fluid Reservoir With Heat Exchanger

#133
20100005812
2010-01-14

Thermodynamic pump for cryogenic fueled devices

#134
20090320786
2009-12-31

Dual fuel system

#135
20090320781
2009-12-31

LNG FUEL SUPPLY SYSTEM

#136
20090283066
2009-11-19

Portable gas powered internal combustion engine arrangement

#137
20090271090
2009-10-29

System and control method for selecting fuel type for an internal combustion engine capable of combusting a plurality of fuel types

#138
20090241917
2009-10-01

Portable gas powered internal combustion engine arrangement

#139
20090241916
2009-10-01

Portable gas powered internal combustion engine arrangement

#140
20090241914
2009-10-01

Portable gas powered internal combustion engine arrangement

#141
20090239426
2009-09-24

Fuel system for gas driven vessel

#142
20090235904
2009-09-24

Portable gas powered internal combustion engine arrangement

#143
20090235876
2009-09-24

Portable gas powered internal combustion engine arrangement

#144
20090151698
2009-06-18

System and Method for Providing an Air/Fuel Mixture for an Internal-Combustion Engine

#145
20090133674
2009-05-28

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#146
20090126704
2009-05-21

Fuel gas supply system and method of an LNG carrier

#147
20090126691
2009-05-21

Super cooled air and fuel induction system for internal combustion engines

#148
20090090335
2009-04-09

Portable gas powered internal-combustion engine arrangement

#149
20090070008
2009-03-12

Method and apparatus for operating a dual fuel internal combustion engine

#150
20090050189
2009-02-26

Motor vehicle having a unit operated by a cryogenically stored fuel

#151
20090037076
2009-02-05

METHOD OF INJECTING FLUID, A METHOD OF AND APPARATUS FOR CONTROLLING INJECTION OF FLUID, AND AN INTERNAL COMBUSTION ENGINE

#152
20090013975
2009-01-15

Portable gas powered internal combustion engine arrangement

#153
20090013974
2009-01-15

Portable gas powered internal combustion engine arrangement

#154
20080302111
2008-12-11

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

#155
20080276628
2008-11-13

FUEL GAS SUPPLY SYSTEM AND METHOD OF AN LNG CARRIER

#156
20080276627
2008-11-13

FUEL GAS SUPPLY SYSTEM AND METHOD OF A SHIP

#157
20080226463
2008-09-18

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

#158
20080110420
2008-05-15

Hydrogen engine system

#159
20080016883
2008-01-24

Motor vehicle operable by means of cryogenically stored fuel and having a compressed-air system

#160
20070234715
2007-10-11

System and method for conditioning fuel

#161
20070199539
2007-08-30

Method and apparatus for delivering two fuels to a direct injection internal combustion engine

#162
20070193717
2007-08-23

Heat exchanger for hydrogen-operated fuel supply systems

#163
20070137601
2007-06-21

Improved driveability and reduced emissions during engine start-up

#164
20070137591
2007-06-21

Engine operated generator

#165
20070079815
2007-04-12

Fuel delivery system

#166
20070039598
2007-02-22

CONTROL OF LEAN BURN ENGINE USING EXHAUST GAS RECIRCULATION

#167
20060236988
2006-10-26

Efficiency Increase in Internal Combustion Engines Powered by Hydrogen

#168
20060213488
2006-09-28

High pressure gaseous fuel supply system for an internal combustion engine and a method of sealing connections between components to prevent leakage of a high pressure gaseous fuel

#169
20060201164
2006-09-14

System and method for vaporizing a cryogenically stored fuel

#170
20060196565
2006-09-07

In-tank hydrogen distribution valve

#171
20060124112
2006-06-15

Fuel delivery system

#172
20060076780
2006-04-13

Power system for a telecommunications facility

#173
20060071476
2006-04-06

Power system for a telecommunications facility

#174
20060042606
2006-03-02

LPG vehicular liquid transfer system

#175
20060000456
2006-01-05

Method for operation of an internal combustion engine running on hydrogen

#176
20050224601
2005-10-13

Liquid cooled fuel injection valve and method of operating a liquid cooled fuel injection valve

#177
20050193990
2005-09-08

Systems for delivering liquified gas to an engine

#178
20050166972
2005-08-04

System for supplying liquefied gas to a combustion engine with a minimum liquefied-gas level detector

#179
20050087236
2005-04-28

Fuel tank system of vehicle