ClassID:

140677

F02M21/0218 - 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

Sub-classes:
Recent Application in this class:
#1
20260055748
2026-02-26

SYSTEMS AND METHODS FOR AN ON-BOARD AMMONIA CRACKING SYSTEM WITH AN EXHAUST GAS CRACKING BYPASS FOR COLD START CONDITIONS

#2
20260028949
2026-01-29

SYSTEMS AND METHODS FOR SUPPLYING GASEOUS AMMONIA TO SERIALLY-CONNECTED AMMONIA CRACKING UNITS

#3
20250297587
2025-09-25

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

#4
20250290472
2025-09-18

INTERNAL COMBUSTION ENGINE SYSTEM, MOVABLE BODY, AND METHOD OF SUPPLYING FUEL TO FUEL CONSUMPTION APPARATUS

#5
20240078616
2024-03-07

BLOCKCHAIN MINE AT OIL OR GAS FACILITY

#6
20240044285
2024-02-08

SYSTEMS AND METHODS FOR THE ON-BOARD CATALYTIC PRODUCTION OF HYDROGEN FROM AMMONIA USING A PLATE HEAT EXCHANGE CATALYST UNIT

#7
20230334600
2023-10-19

BLOCKCHAIN MINE AT OIL OR GAS FACILITY

#8
20230289902
2023-09-14

BLOCKCHAIN MINE AT OIL OR GAS FACILITY

#9
20230258119
2023-08-17

Ignition charge formation stabilization in gaseous fuel engine system

#10
20230197987
2023-06-22

HYDROGEN GAS SUPPLY SYSTEM

#11
20230153928
2023-05-18

BLOCKCHAIN MINE AT OIL OR GAS FACILITY

#12
20220221089
2022-07-14

Ferrule coupling for joining ducts together

#13
20220074341
2022-03-10

Cylinder head for an internal combustion engine

#14
20210301775
2021-09-30

Device for supplying a gaseous fuel to an engine

#15
20210140706
2021-05-13

Reforming system connected with a raw material gas vaporization system

#16
20210115859
2021-04-22

Reverse flow detection system

#17
20200291901
2020-09-17

Total recycling system of capturing, conversion and utilization of flue gas from factory, power plant and refinery

#18
20200277036
2020-09-03

MOBILE CONTAINER-TANK MODULE

#19
20200240379
2020-07-30

Isolation valve for pressurized tank

#20
20200051184
2020-02-13

Blockchain mine at oil or gas facility

#21
20200025062
2020-01-23

OXY-HYDROGEN GAS FUEL SYSTEM

#22
20190360433
2019-11-28

INTEGRATED COMPRESSED GAS TRANSPORT REFRIGERATION UNIT FOR COMPRESSED GAS FUELED VEHICLES

#23
20190323416
2019-10-24

Precombustion chamber gas engine

#24
20190264623
2019-08-29

Liquefied gas fuel feeding system and a method of operating a power plant of internal combustion engines powered with liquefied gas

#25
20190211757
2019-07-11

Internal Combustion Engine Fuel Gas Blending System

#26
20190203667
2019-07-04

Gas treatment system and vessel including the same

#27
20190203132
2019-07-04

Micro-gasifier array networking

#28
20190113177
2019-04-18

System for filling LPG vehicle with LPG using auxiliary bombe

#29
20190107252
2019-04-11

System for filling LPG vehicle with LPG using auxiliary bombe

#30
20190032543
2019-01-31

Precombustion-chamber type gas engine and operation control method of same

#31
20180320637
2018-11-08

Gas processing system and vessel including the same

#32
20180312235
2018-11-01

Arrangement of cryogenic containers for LNG or CNG on a deck of a tugboat

#33
20180304740
2018-10-25

Fuel tank arrangement for a dual fuel internal combustion engine

#34
20180291847
2018-10-11

Dual fuel refueling

#35
20180201353
2018-07-19

Ship comprising engine

#36
20180112629
2018-04-26

Machine system having submersible pumping system, and method

#37
20180080413
2018-03-22

Fuel supply device and fuel supply method

#38
20180058441
2018-03-01

High pressure fuel gas pump

#39
20180031180
2018-02-01

System for filling LPG vehicle with LPG using auxiliary bombe

#40
20180030907
2018-02-01

Natural gas fuel reformer control for lean burn gas engines

#41
20180010554
2018-01-11

System and method for operating a cryogenic fuel system

#42
20180003136
2018-01-04

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

#43
20170356390
2017-12-14

Cryogenic fuel supply system for engine

#44
20170350357
2017-12-07

Sealing structure for gaseous fuel

#45
20170241425
2017-08-24

Dual compressor turbocharger

#46
20170130657
2017-05-11

Method and system for operating gaseous-fuelled direct injection internal combustion engine

#47
20170122272
2017-05-04

Apparatus and method for charging LPG fuel vehicle

#48
20170107948
2017-04-20

Fuel system for bi-fuel vehicle and method of filling bi-fuel vehicle with LPG fuel using the same

#49
20170067415
2017-03-09

Bi-fuel vehicle

#50
20170058838
2017-03-02

Fuel system for a combustion engine

#51
20170009670
2017-01-12

Dual fuel system for a combustion engine

#52
20170009159
2017-01-12

Micro-gasifier array networking

#53
20160325769
2016-11-10

Managing a supply of gaseous fuel on a tender car

#54
20160273491
2016-09-22

Fuel system for an engine

#55
20160222961
2016-08-04

Barrel assembly for a fluid pump having separate plunger bore and outlet passage

#56
20160222933
2016-08-04

Pump manifold

#57
20160195050
2016-07-07

Mixing assembly

#58
20160169085
2016-06-16

Internal combustion engine

#59
20160025042
2016-01-28

Temperature control of a fluid discharged from a heat exchanger

#60
20160017845
2016-01-21

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

#61
20150369228
2015-12-24

Cryogennic liquefied gas intake/discharge valve body, reciprocating pump, and fuel gas supply device

#62
20150346733
2015-12-03

Gaseous fuel control device for engines

#63
20150330332
2015-11-19

Sorbent-based low pressure gaseous fuel delivery system

#64
20150322905
2015-11-12

Dual fuel refueling

#65
20150316190
2015-11-05

Manifold assembly for dual-walled pipe

#66
20150315949
2015-11-05

Method of starting gas delivery from a liquefied gas fuel system to a gas operated engine and a liquefied gas fuel system for a gas operated engine

#67
20150300273
2015-10-22

Natural gas quality sensor and method for using the same

#68
20150292441
2015-10-15

Cryogenic fuel injection and combustion

#69
20150285182
2015-10-08

Internal combustion engine for natural gas compressor operation

#70
20150265978
2015-09-24

Homogenization apparatus for at least two fluid flows, in particular for homogeneous gas/air mixing in a gas engine

#71
20150198117
2015-07-16

GASEOUS FUEL FEEDING SYSTEM

#72
20150059719
2015-03-05

System and method for reducing friction in engines

#73
20150040856
2015-02-12

Ship, fuel gas supply apparatus, and fuel gas supply method

#74
20140311469
2014-10-23

Apparatus and methods for providing blended natural gas to at least one engine

#75
20140299101
2014-10-09

Method and apparatus for supplying a gaseous fuel to an internal combustion engine

#76
20140261695
2014-09-18

Apparatus and methods for providing natural gas to multiple engines disposed upon multiple carriers

#77
20140261327
2014-09-18

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

#78
20140209749
2014-07-31

Fuel pressure sensor line reservoir

#79
20140202429
2014-07-24

Compressed natural gas fuel mass control system

#80
20140150753
2014-06-05

Fuel recovery system

#81
20140059984
2014-03-06

Filter device for gas

#82
20130319373
2013-12-05

Dual fuel injector and fuel system

#83
20130233274
2013-09-12

Fuel injector icing

#84
20130220278
2013-08-29

Fuel gas supply method and supply unit for gas engine

#85
20130213363
2013-08-22

Method for operating an auto-ignition internal combustion engine

#86
20130133855
2013-05-30

Heat exchanger for LPI vehicle

#87
19032566
2026-04-28

System and method for capturing and utilizing fugitive combustible gases during natural gas production

#88
18939867
2025-11-25

Turbulence inducer for internal combustion engines

#89
18639212
2025-01-28

Fuel admission tube for gaseous fuel engine and engine operating method

#90
17204264
2022-04-12

Methods and systems for operating a vehicle with two fuel tanks

#91
14829883
2017-04-25

Seal assemblies and methods for removable precombustion chamber tip