ClassID:

137814

F01N3/037 - CPC Classification

Classification description:

Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of inertial or centrifugal separators, e.g. of cyclone type, optionally combined or associated with agglomerators

Recent Application in this class:
#1
20240328340
2024-10-03

SWIRL STRUCTURE-BASED EXHAUST AFTERTREATMENT DEVICE FOR UNDERGROUND MINING DIESEL VEHICLE

#2
20230287824
2023-09-14

Particle deposition amount estimation device and exhaust purification system

#3
20230151747
2023-05-18

System for exhaust gas purification of internal combustion engines

#4
20230128285
2023-04-27

Compact slip-in spark arrestor

#5
20210189932
2021-06-24

Centrifugal oil mist separator

#6
20200318512
2020-10-08

Carbon cutter machine

#7
20200116065
2020-04-16

System for cleaning gases and sequestration of particulate material from internal combustion engines with conversion of waste into extra energy

#8
20180274414
2018-09-27

Soot separator for an internal combustion engine

#9
20180243461
2018-08-30

Contaminant reducing device

#10
20180142591
2018-05-24

Oil separator

#11
20160341085
2016-11-24

Mitigating system to remove contaminants from an exhaust gas and generate electrical power

#12
20160138449
2016-05-19

Device for removing particulate matter from exhaust gases of internal combustion engine

#13
20160001758
2016-01-07

Oil separator

#14
20150152763
2015-06-04

Oil separator

#15
20150135961
2015-05-21

Oil separator

#16
20150040767
2015-02-12

Oil separator

#17
20150033708
2015-02-05

Exhaust treatment device for diesel engine

#18
20140360362
2014-12-11

METHOD AND SYSTEMS FOR PARTICLE SEPARATION IN AN EXHAUST GAS RECIRCULATION SYSTEM

#19
20140260211
2014-09-18

Cyclone particulate filtration for lean burn engines

#20
20140223891
2014-08-14

Two-stroke lean burn gas engine with a silencer-catalytic converter

#21
20140102300
2014-04-17

Low pressure drop, high efficiency spark or particulate arresting devices and methods of use

#22
20130327002
2013-12-12

Centrifugal separator and method for producing a centrifugal separator

#23
20130037493
2013-02-14

Exhaust gas and gas scrubber fluid cleaning equipment and method

#24
20120312166
2012-12-13

System and method for purifying ship diesel exhaust gases

#25
20120125300
2012-05-24

Vortex exhaust recovery system having improved muffler

#26
20120107202
2012-05-03

Process for minimising the emission of particular matter from marine diesel engines

#27
20120090306
2012-04-19

Exhaust geometry for particle grouping

#28
20120067214
2012-03-22

Process of Electrostatic Recirculation for Dedusting and Gas Cleaning and Device Thereof

#29
20120036832
2012-02-16

Methods and device for low contamination energy generation

#30
20120031275
2012-02-09

CENTRIFUGAL WET TYPE AIR CLEANER UTILIZING A SPIN VAPORIZER AND A SPIRAL ON THE BASIS OF A LABYRINTH EFFECT

#31
20120012419
2012-01-19

Exhaust device

#32
20110030352
2011-02-10

Two-stroke lean burn gas engine with a silencer/catalytic converter

#33
20090317314
2009-12-24

Particle separator and method for removing particles from an exhaust gas stream of an internal combustion engine

#34
20090293463
2009-12-03

Exhaust system having thermophoretic particulate agglomerator

#35
20080295467
2008-12-04

Particulate Filter for an Internal Combustion Engine

#36
20080257163
2008-10-23

Gas-liquid separator, exhaust cleaner or air cleaner using the separator, and sterilizing air cleaner

#37
20080250933
2008-10-16

Centrifugal wet type air cleaner utilizing a spin vaporizer and a spiral on the basis of a labyrinth effect

#38
20080236149
2008-10-02

COMBINATION EXHAUST GAS TURBINE-CATALYTIC CONVERTER

#39
20080072579
2008-03-27

Two-stroke lean burn gas engine with a silencer/catalytic converter

#40
20080053078
2008-03-06

Two-stroke lean burn gas engine with a silencer/catalytic converter

#41
20080041053
2008-02-21

Exhaust gas post treatment system

#42
20080023265
2008-01-31

Combination Silencer

#43
20080022980
2008-01-31

RECIPROCATING INTERNAL COMBUSTION ENGINE AND A METHOD OF ELIMINATING PARTICLES FROM BURNT GAS FOR SUCH A RECIPROCATING ENGINE

#44
20070277512
2007-12-06

Internal combustion engine including dual particulate filter with ash accumulation receptacle

#45
20070256411
2007-11-08

Exhaust gas particle collector

#46
20070245713
2007-10-25

Two-stroke lean burn gas engine with a silencer/catalytic converter

#47
20070227128
2007-10-04

Diesel particulate filter performance using sonic particle agglomeration

#48
20070193257
2007-08-23

Method and device for the counterpressure-safe separation out and elimination of particles from fluid streams

#49
20070068127
2007-03-29

Cyclone apparatus, preliminary swirling unit used in the apparatus, and dust powder remover or automobile including the apparatus

#50
20060150810
2006-07-13

Gas cleaning devices

#51
20060150592
2006-07-13

Rotary filter type particulate removing device

#52
20050262835
2005-12-01

Two-stroke lean burn gas engine with a silencer/catalytic converter

#53
20050178111
2005-08-18

Exhaust after-treatment system for the reduction of pollutants from diesel engine exhaust and related method

#54
20050160723
2005-07-28

Centrifuge for separating soot from the exhaust of an internal combustion engine

#55
20050138907
2005-06-30

Device for treatment of a gas flow

#56
20050079110
2005-04-14

Device for treatment of a gas flow

#57
20050005595
2005-01-13

Method and device for treatment of a gas flow

#58
17099464
2021-12-28

Water separator for marine exhaust system

#59
16837784
2020-11-17

Water separator for marine exhaust system

#60
16106829
2020-09-01

Water separator for marine exhaust system

#61
15893313
2019-04-16

System for removing water and particulates from engine exhaust