ClassID:

140864

F02M31/02 - CPC Classification

Classification description:

Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture for heating

Sub-classes:
Recent Application in this class:
#1
20260055722
2026-02-26

INTERNAL COMBUSTION ENGINE

#2
20260049567
2026-02-19

SYSTEMS AND METHOD FOR VEHICLE THERMAL MANAGEMENT

#3
20250389237
2025-12-25

AIR/STEAM ENGINE AND USE THEREOF

#4
20250198372
2025-06-19

SYSTEM AND METHOD FOR MANAGING THE TEMPERATURE OF INJECTED FUEL IN INTERNAL COMBUSTION ENGINES FROM A MIXTURE OF AIR FLOW AND FUEL APPLICABLE TO A VEHICLE

#5
20240238746
2024-07-18

THERMAL INVERTER BOX

#6
20230151784
2023-05-18

Method and system for radiator fan operation for charge air cooler ice elimination

#7
20220144402
2022-05-12

Zero Emissions Marine Engine

#8
20210310427
2021-10-07

Starting engine with generator to idle speed or higher without fueling

#9
20210172407
2021-06-10

Separating a fuel on-board a vehicle

#10
20210131336
2021-05-06

SYSTEMS, APPARATUS, AND METHODS FOR INCREASING COMBUSTION TEMPERATURE OF FUEL-AIR MIXTURES IN INTERNAL COMBUSTION ENGINES

#11
20200318581
2020-10-08

Internal combustion engines, systems, devices, and methods for propulsion and power applications

#12
20200018247
2020-01-16

Vaporized-fuel treating apparatus

#13
20190186439
2019-06-20

Gasoline vaporization system and methods for an internal combustion engine

#14
20180363606
2018-12-20

RETURN FUEL RECYCLING MANIFOLD

#15
20180290112
2018-10-11

Fuel enrichment method and device

#16
20180245547
2018-08-30

Separating a fuel on-board a vehicle

#17
20180216577
2018-08-02

FUEL GAS SUPPLY DEVICE FOR PROVIDING A FUEL GAS, AND AN INTERNAL COMBUSTION ENGINE

#18
20180154330
2018-06-07

Fuel activation and energy release apparatus, system and method thereof

#19
20180135538
2018-05-17

Integrated natural gas flow regulation system including fuel temperature homogenization for improved engine performance and reduced emissions

#20
20180051635
2018-02-22

Methods and systems for clearing throttle obstruction

#21
20180038324
2018-02-08

Device for the thermal management of engine intake air

#22
20170254465
2017-09-07

Fluid pipe device

#23
20170114760
2017-04-27

Thermal fuel delivery system with insertion assembly

#24
20170096933
2017-04-06

Hybrid cycle combustion engine and methods

#25
20170022945
2017-01-26

ENGINE SYSTEM AND METHOD OF CONTROLLING THE SAME

#26
20160003199
2016-01-07

Fuel supply system

#27
20150292430
2015-10-15

Method for Operating a Fuel Injection System with a Fuel Filter Heating Process and Fuel Injection System

#28
20150275828
2015-10-01

Air intake assembly for a vehicle

#29
20150252722
2015-09-10

High power two cycle engine (without oil and gasoline/benzene mixing)

#30
20150176504
2015-06-25

Control apparatus for general purpose machine

#31
20150040546
2015-02-12

Internal combustion engines

#32
20150027116
2015-01-29

Volume-controlled four-stroke reciprocating internal combustion engine and method for operating the four-stroke reciprocating internal combustion engine

#33
20140345567
2014-11-27

Fuel injection system and preheating device

#34
20140318509
2014-10-30

PRE-HEATER SYSTEM FOR A COMBUSTION ENGINE

#35
20140261326
2014-09-18

Injection device, internal combustion engine, and method for operating an internal combustion engine

#36
20140251278
2014-09-11

Fuel injection method and combustion engine with early pre-injection

#37
20140230798
2014-08-21

Internal combustion engine and method for operating an internal combustion engine

#38
20140047817
2014-02-20

Ducting system for feeding air and exhaust gases to an internal combustion engine and for discharging the exhaust gases produced by the internal combustion engine from the internal combustion engine

#39
20130125454
2013-05-23

Fuel enrichment method and device

#40
20130074812
2013-03-28

Cold fuel cooling of intercooler and aftercooler

#41
20130052595
2013-02-28

Indirect fired heater with inline fuel heater

#42
20100326374
2010-12-30

Internal combustion engines

#43
20100319636
2010-12-23

Internal combustion engines

#44
20100307431
2010-12-09

Internal combustion engines

#45
20100263637
2010-10-21

Intake pipe for a combustion engine

#46
20090252653
2009-10-08

Fluid reforming apparatus for maintaining thermal conductivity of a fluid in a flow channel

#47
20080202486
2008-08-28

Hybrid cycle combustion engine and methods

#48
20050028794
2005-02-10

Preheating of inlet air

#49
18746160
2024-12-24

Fuel supply device for gas fuel

#50
18653783
2025-09-23

Systems and methods for actively managing pilot fuel storage tanks

#51
17314773
2022-05-24

Vehicle system with fuel separation system and method of using same