ClassID:

138290

F01N2900/1804 - CPC Classification

Classification description:

Details of electrical control or of the monitoring of the exhaust gas treating apparatus; Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust Properties of secondary air added directly to the exhaust

Recent Application in this class:
#1
20260071566
2026-03-12

Method and Device for Controlling a Secondary Air Mass Flow in a Secondary Air Supply of an Internal Combustion Engine

#2
20250269326
2025-08-28

EXHAUST PURIFICATION DEVICE

#3
20240191646
2024-06-13

METHOD AND DEVICE FOR DIAGNOSING AN AIR SUPPLY OF AN INTERNAL COMBUSTION ENGINE

#4
20230203978
2023-06-29

EHC line leakage diagnosis method and vehicle exhaust system thereof

#5
20220290603
2022-09-15

Method and device for diagnosing coking in a secondary air system of an internal combustion engine

#6
20200123996
2020-04-23

Method and control unit for operating an internal combustion engine which has a first exhaust-gas purification component and a second exhaust-gas purification component

#7
20200116092
2020-04-16

Control device of internal combustion engine, internal combustion engine, and vehicle

#8
20170175655
2017-06-22

METHOD FOR OPERATING AN ENGINE

#9
20170145888
2017-05-25

Pump for a secondary air system of an internal combustion engine

#10
20140114551
2014-04-24

Leak and blockage diagnostic systems and methods

#11
20140020367
2014-01-23

Vehicle having system and method of diagnosing secondary air injection apparatus

#12
20100043407
2010-02-25

Engine with exhaust cooling and method

#13
20070157606
2007-07-12

Burner for heating a catalytic converter with open-loop or closed-loop controlled fuel delivery

#14
18750897
2025-08-19

Vehicle with gasoline particulate filter soot regeneration strategy with criteria emission reduction for low NOX emissions