ClassID:

137846

F01N3/202 - CPC Classification

Classification description:

Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters; Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means using microwaves

Recent Application in this class:
#1
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SYSTEMS AND METHODS FOR MANAGING AMMONIA SLIP WITH A HEATER

#2
20230383680
2023-11-30

System for reducing voc and nitrogen oxide and method for reducing same

#3
20230304426
2023-09-28

Internal-combustion-engine warm-up apparatus

#4
20230204000
2023-06-29

Systems and methods for coordination of skip-fire and aftertreatment heater operation to maintain exhaust gas temperature

#5
20220195902
2022-06-23

System for reducing VOC and nitrogen oxide and method for reducing same

#6
20200141296
2020-05-07

Catalytic device and exhaust gas purification system

#7
20200131960
2020-04-30

CATALYTIC DEVICE AND EXHAUST GAS PURIFICATION SYSTEM

#8
20200102866
2020-04-02

Exhaust gas purification apparatus for motor vehicles

#9
20200080453
2020-03-12

Exhaust after treatment system

#10
20200063623
2020-02-27

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

#11
20190381455
2019-12-19

CATALYST HEATING DEVICE AND HEATING DEVICE

#12
20190314790
2019-10-17

Microwave assisted and low-temperature fabrication of nanowire arrays on scalable 2D and 3D substrates

#13
20190292957
2019-09-26

Exhaust gas purification system for internal combustion engine

#14
20190120108
2019-04-25

Using electromagnetic waves and/or injection to facilitate operation of catalytic converters

#15
20190010846
2019-01-10

CATALYST HEATING SYSTEM

#16
20180280856
2018-10-04

Exhaust purification device, internal combustion device, and power generation device

#17
20180142592
2018-05-24

Emission control system with frequency controlled induction heating and methods for use therewith

#18
20160363022
2016-12-15

Exhaust gas control system for internal combustion engine

#19
20150300226
2015-10-22

EM ENERGY APPLICATION FOR TREATING EXHAUST GASES

#20
20150064073
2015-03-05

Heating device

#21
20130060454
2013-03-07

Method and device for controlling an internal combustion engine

#22
20110113768
2011-05-19

EXHAUST GAS AFTERTREATMENT DEVICE

#23
20110038974
2011-02-17

Electrical plating and catalytic uses of metal nanomaterial compositions

#24
20100043428
2010-02-25

Engine With Exhaust Temperature Control and Method of Controlling Engine Exhaust Gas Temperature and Engine Intake Temperature

#25
20100031637
2010-02-11

RAPID HEATER FOR EMISSION CONTROL DEVICE

#26
20080020304
2008-01-24

Electrical, plating and catalytic uses of metal nanomaterial compositions

#27
20070278199
2007-12-06

Particle burning in an exhaust system

#28
20070164680
2007-07-19

Plasma generation and processing with multiple radiation sources

#29
20060252630
2006-11-09

Microwave assisted desulfurization of nitrogen oxide storage reduction catalysts

#30
20060249367
2006-11-09

Plasma catalyst

#31
20060070372
2006-04-06

Exhaust gas reactor

#32
20050061446
2005-03-24

Plasma-assisted joining

#33
18333202
2024-03-26

Oxidizing reactor apparatus

#34
17720761
2023-03-14

Microwave enhancement of exhaust aftertreatment systems