ClassID:

138825

F02B51/02 - CPC Classification

Classification description:

Other methods of operating engines involving pretreating of, or adding substances to, combustion air, fuel, or fuel-air mixture of the engines involving catalysts

Recent Application in this class:
#1
20240344481
2024-10-17

POWER GENERATION AND METHODS REGARDING SAME

#2
20230417206
2023-12-28

MARINE METHANOL INERT GAS BLANKETING

#3
20220403773
2022-12-22

Method and apparatus for storing energy

#4
20220275751
2022-09-01

Power generation systems and methods regarding same

#5
20220170415
2022-06-02

Engine system

#6
20210088009
2021-03-25

DEVICE HAVING AN ACTIVE COATING COMPRISING NANO CATALYST OF OXIDES OF TITANIUM, SILICON AND ALUMINUM FOR SAVING FUEL IN A COMBUSTION CHAMBER

#7
20210047961
2021-02-18

Power generation systems and methods regarding same

#8
20200300159
2020-09-24

Closed cycle combustion system for endothermic engines

#9
20200131984
2020-04-30

Operation of internal combustion engine with improved fuel efficiency

#10
20200088127
2020-03-19

PISTON HAVING AN UNDERCROWN SURFACE WITH COATING AND METHOD OF MANUFACTURE THEREOF

#11
20190293003
2019-09-26

Control device for internal combustion engine and control method for internal combustion engine

#12
20190249626
2019-08-15

Control device for internal combustion engine and control method for internal combustion engine

#13
20190063374
2019-02-28

Internal combustion engine

#14
20180264441
2018-09-20

Stratified charge combustion engine

#15
20170096970
2017-04-06

COHERENT-STRUCTURE FUEL TREATMENT SYSTEMS AND METHODS

#16
20170096933
2017-04-06

Hybrid cycle combustion engine and methods

#17
20170051708
2017-02-23

Vehicle powertrain with onboard catalytic reformer

#18
20160290223
2016-10-06

Power generation systems and methods regarding same

#19
20160230705
2016-08-11

Internal combustion engine with aqueous fluid injection

#20
20160230653
2016-08-11

Internal combustion engines

#21
20150198085
2015-07-16

Oxygenate compound synthesis device, systems including the device, and methods of using the same

#22
20150167588
2015-06-18

ENHANCED METHANE FORMATION IN REFORMING CATALYSTS

#23
20150167587
2015-06-18

Vehicle powertrain with onboard catalytic reformer

#24
20150075451
2015-03-19

Fuel reformer for internal-combustion engine

#25
20140338638
2014-11-20

Propulsion device and method for operating same using a partially oxidized diesel fuel

#26
20140182566
2014-07-03

Method for operating a reciprocating piston internal combustion engine with internal exhaust gas energy recuperation and reciprocating piston internal combustion engine

#27
20130068186
2013-03-21

Method for operating a pressure ignition engine

#28
20130032113
2013-02-07

Method and system for operating a compression ignition engine on alcohol containing fuels

#29
20130014711
2013-01-17

METHOD AND SYSTEM FOR OPERATING A COMPRESSION IGNITION ENGINE

#30
20130014432
2013-01-17

METHOD FOR THE PREPARATION OF A COMPRESSION IGNITION ENGINE FUEL

#31
20130000571
2013-01-03

Method and system for operating a compression ignition engine on alcohol containing primary fuels

#32
20130000181
2013-01-03

DIESEL FUEL COMPOSITION BASED ON DIETHYL ETHER

#33
20120285400
2012-11-15

FUEL-PROPERTY REFORMING APPARATUS FOR INTERNAL COMBUSTION ENGINE

#34
20120247002
2012-10-04

PROCESS FOR PREPARING A FUEL FOR AUTOMOTIVE APPLICATIONS, STATIONARY ENGINES AND MARINE APPLICATIONS BY CATALYTIC LIQUID PHASE ALCOHOL CONVERSION AND A COMPACT DEVICE FOR CARRYING OUT THE PROCESS

#35
20120138024
2012-06-07

Coolant-to-catalyst fuel modification method and apparatus

#36
20110179715
2011-07-28

Fuel reforming process for internal combustion engines

#37
20100307725
2010-12-09

Fuel reforming process for internal combustion engines

#38
20100219805
2010-09-02

Apparatus and methods for boosting electrical power

#39
20100212216
2010-08-26

SUPPLYING TUNGSTEN TO A COMBUSTION SYSTEM OR COMBUSTION SYSTEM EXHAUST STREAM CONTAINING IRON

#40
20100071263
2010-03-25

FUEL REFORMING PROCESS FOR INTERNAL COMBUSTION ENGINES

#41
20090283058
2009-11-19

Fuel reformulation systems

#42
20090266342
2009-10-29

Fuel supply system for the composition of on demand vaporized fuel-air mixture for an internal combustion engine

#43
20090139497
2009-06-04

Engine having thin film oxygen separation system

#44
20090107423
2009-04-30

FUEL REFORMING PROCESS FOR INTERNAL COMBUSTION ENGINES

#45
20080308056
2008-12-18

Hydrogen and ammonia fueled internal combustion engine

#46
20080223018
2008-09-18

Supplying tungsten to a combustion system or combustion system exhaust stream containing iron

#47
20080202486
2008-08-28

Hybrid cycle combustion engine and methods

#48
20080110427
2008-05-15

Compact counterflow fuel reformer

#49
20060180099
2006-08-17

Method for controlling compression ignition internal combustion engine

#50
20050172941
2005-08-11

Direct injection diesel engine, with catalytic combustion in the combustion chamber

#51
20050133001
2005-06-23

Exhaust emission control device in internal combustion engine and heat engine

#52
20050019578
2005-01-27

Catalytic burning reaction

#53
20050016512
2005-01-27

Catalytic combustion surfaces and method for creating catalytic combustion surfaces

#54
18338159
2024-09-03

Systems and methods for pilot fuel synthesis using engine waste heat

#55
18234418
2024-12-17

Prechamber ignited engine and operating methods therefor

#56
16015305
2020-12-29

Spark-ignited internal combustion engine modified for multi-fuel operation

#57
14826263
2018-08-28

Spark-ignited internal combustion engine modified for multi-fuel operation