F02D21/06 - CPC Classification Index

ClassID:

139508 ⎘

F02D21/06 - CPC Classification

Classification description:

Controlling engines characterised by their being supplied with non-airborne oxygen or other non-fuel gas peculiar to engines having other non-fuel gas added to combustion air

Sub-classes:

F02D21/08 » the other gas being the exhaust gas of engine 271
F02D21/10 » having secondary air added to the fuel-air mixture 14

Recent Application in this class:

20240263596

2024-08-08

Fuel injection control device for internal combustion engine

20210254564

2021-08-19

System and method for operating an engine with reduced NOx emissions

20210047987

2021-02-18

Hydrogen producing system and device for improving fuel efficiency and reducing emissions of internal combustion and/or diesel engines

20170350326

2017-12-07

Control device for internal combustion engine for selecting operation to calculate target throttle opening degree based on prediction of temporary reduction in charging efficiency of fresh air in acceleration

20170248089

2017-08-31

Methods and systems for adjusting engine airflow based on output from an oxygen sensor

20160265482

2016-09-15

Control device for compression ignition-type engine

20160252031

2016-09-01

Control device for compression ignition-type engine

20130032123

2013-02-07

Gas supply apparatus for internal combustion engine