ClassID:

138113

F01N2450/40 - CPC Classification

Classification description:

Methods or apparatus for fitting, inserting or repairing different elements Retrofitting exhaust apparatus

Recent Application in this class:
#1
20210404369
2021-12-30

Dual function manifold assembly incorporating a detachable catalytic converter

#2
20200284183
2020-09-10

Application-adaptable engine repair template

#3
20190383174
2019-12-19

Method of extending the useful life of an aged SCR catalyst bed in an exhaust system of a stationary source of NOX

#4
20190218952
2019-07-18

Catalytic converter for classic cars

#5
20180238216
2018-08-23

Apparatus and method for desulfation of a catalyst used in a lean burn methane source fueled combustion system

#6
20170306822
2017-10-26

Tank cover for diesel exhaust fluid tank

#7
20170276043
2017-09-28

Exhaust after-treatment assembly for engine system

#8
20170037764
2017-02-09

Emission control system for auxiliary diesel engines

#9
20170009683
2017-01-12

Engine system for working machine configured to contain noise reduction equipment

#10
20160341083
2016-11-24

Muffler for construction machine

#11
20150020509
2015-01-22

METHOD AND SYSTEM FOR MAXIMIZING FUEL EFFICIENCY OF AN INTERNAL COMBUSTION ENGINE

#12
20130067891
2013-03-21

Exhaust aftertreatment system

#13
20120210982
2012-08-23

Retrofit injector mount

#14
20120133176
2012-05-31

Aerodynamic aftertreatment

#15
20110146236
2011-06-23

Exhaust aftertreatment system

#16
20110011665
2011-01-20

Agricultural vehicle emission aftertreatment device utilizing heat exchanger ventilation

#17
20100139256
2010-06-10

METHOD FOR REPLACING CATALYSTS AND PARTICULATE FILTERS

#18
20060169136
2006-08-03

System and method for excluding false back pressure faults after installation of a particulate trap filter

#19
20050199408
2005-09-15

Arcing electron stream apparatus and method

#20
20050006901
2005-01-13

Exhaust fume diverter