ClassID:

137926

F01N13/082 - page 2 - CPC Classification

Classification description:

Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups  - , ,; Other arrangements or adaptations of exhaust conduits of tailpipe, e.g. with means for mixing air with exhaust for exhaust cooling, dilution or evacuation

Recent Application in this class:
#301
20080245604
2008-10-09

Passive secondary air muffler

#302
20080219767
2008-09-11

Road finisher

#303
20080184702
2008-08-07

Exhaust system for enclosures for engine-powered equipment

#304
20080148722
2008-06-26

Method of and apparatus for exhausting internal combustion engines

#305
20080135331
2008-06-12

Exhaust muffler

#306
20080127641
2008-06-05

EXHAUST SYSTEM

#307
20080116005
2008-05-22

Exhaust gas diffuser

#308
20080115989
2008-05-22

DIESEL ENGINE VEHICLE CONFIGURATIONS FOR EVACUATION OF ENGINE AND/OR EXHAUST SYSTEM HEAT

#309
20080110164
2008-05-15

Device for lowering tail pipe exhaust temperature

#310
20080110160
2008-05-15

Catalyst chamber

#311
20080099276
2008-05-01

Exhaust diffuser for vehicle

#312
20080093160
2008-04-24

Exhaust system

#313
20080092533
2008-04-24

Exhaust system for an engine

#314
20080087006
2008-04-17

TAILPIPE EXHAUST GAS MIXER AND METHOD

#315
20080066446
2008-03-20

Impact diesel particulate filter

#316
20080053068
2008-03-06

Device & Method for the Reduction of Emissions

#317
20080036222
2008-02-14

Automobile rear structure

#318
20080035419
2008-02-14

Muffler diffuser

#319
20070289809
2007-12-20

Exhaust Gas-Discharging Device of Vehicle

#320
20070271911
2007-11-29

Exhaust system

#321
20070245725
2007-10-25

Micro-venturi exhaust cooling device

#322
20070227808
2007-10-04

Vehicle exhaust system

#323
20070227132
2007-10-04

Passive exhaust suppressor and method

#324
20070209353
2007-09-13

D-shaped tube for header

#325
20070193251
2007-08-23

Eldridge ENJET - Engine Exhaust Jet Nozzle - An Exhaust Gas Dispersal and Dilution Method and Apparatus for Internal Combustion Engines

#326
20070169989
2007-07-26

Cooling system for liquid-cooled machines

#327
20070163249
2007-07-19

Lobed exhaust diffuser apparatus, system, and method

#328
20070163247
2007-07-19

Enclosed volume exhaust diffuser apparatus, system, and method

#329
20070137190
2007-06-21

Method and apparatus for manipulating and diluting internal combustion engine exhaust gases

#330
20070119985
2007-05-31

Fluid entrainment apparatus

#331
20070095057
2007-05-03

Dynamic exhaust tip

#332
20070084199
2007-04-19

Air filter for a tail pipe

#333
20070039318
2007-02-22

Vehicle exhaust dilution and dispersion device

#334
20070029132
2007-02-08

Ported aerodynamic exhaust tailpipe

#335
20070012495
2007-01-18

Internal combustion engine with air exhaust chimney for agricultural working vehicle

#336
20060288696
2006-12-28

Method for ventilating a working machine, and such a working machine

#337
20060258237
2006-11-16

Standby generator

#338
20060219476
2006-10-05

Modular muffler

#339
20060201742
2006-09-14

Motorcycle exhaust system

#340
20060179815
2006-08-17

Passive exhaust suppressor and method

#341
20060162325
2006-07-27

Engine blowby injector and injection system and method for injecting blowby

#342
20060151238
2006-07-13

Tail gunner exhaust muffler

#343
20060092621
2006-05-04

Tailpipe decoration

#344
20060070789
2006-04-06

Rotatable vehicle accessory

#345
20060000668
2006-01-05

Muffler device

#346
20050241874
2005-11-03

Device to reduce the visible and infrared signature of a military vehicle

#347
20050235478
2005-10-27

Method for producing a cover that can be placed on the end of a motor vehicle exhaust pipe, and a cover produced according to this method

#348
20050229591
2005-10-20

Gas compressor pollution control system and method

#349
20050205355
2005-09-22

Tailpipe of automotive vehicle

#350
20050167191
2005-08-04

Exhaust pipe decoration device

#351
20050150719
2005-07-14

Exhaust silencer

#352
20050139417
2005-06-30

Decorative tail pipe mounted apparatus for an automobile

#353
20050103565
2005-05-19

Fixing structure of tail pipe of exhaust pipe

#354
20050082113
2005-04-21

Exhaust device including a resin muffler cover and muffler protector

#355
20050072393
2005-04-07

Gas directing system and method

#356
20050061578
2005-03-24

Muffling device and method for internal combustion engine

#357
20050061571
2005-03-24

Tail pipe ornament & method

#358
20050056483
2005-03-17

Tail pipe for muffler

#359
20050056482
2005-03-17

Tail pipe for muffler

#360
20050006901
2005-01-13

Exhaust fume diverter

#361
20050005594
2005-01-13

Dilution and dispersion device for the exhaust and/or cooling gases of a vehicle's engine

#362
18369485
2024-07-23

Exhaust handling systems for marine vessels and related methods

#363
18069748
2023-11-28

Self-cleaning prime mover exhaust system and method

#364
17746369
2022-12-06

Techniques to synthesize greenhouse gases

#365
17555465
2022-10-18

Tailpipe apparatus to capture greenhouse gas emissions

#366
17391501
2022-10-11

Vehicle exhaust evacuation system

#367
17145619
2023-10-10

Vortex generating apparatus for use with marine exhaust systems for improved exhaust cooling

#368
16801601
2021-01-12

Vortex generating apparatus for use with marine exhaust systems for improved exhaust cooling

#369
16414866
2020-04-07

Catalytic converter having foam-based substrate with nano-scale metal particles

#370
16414860
2020-04-14

Catalytic converter with foam-based substrate having embedded catalyst

#371
15959474
2020-03-10

Vortex generating apparatus for use with marine exhaust systems for improved exhaust cooling

#372
15255622
2017-06-27

Alarm activated system with snow level sensor

#373
15041124
2017-05-02

Noise arresting system

#374
14062179
2015-03-24

Exhaust muffler for vehicle

#375
13723936
2013-11-26

Pickup truck exhaust back pressure reduction system