F23J2213/70 - CPC Classification Index

ClassID:

156833 ⎘

F23J2213/70 - CPC Classification

Classification description:

Chimneys or flues Safety arrangements

Recent Application in this class:

20230204209

2023-06-29

Flue pipe separation sensing apparatus and boiler including the same

20230091398

2023-03-23

SENSOR NETWORK

20220412555

2022-12-29

EXHAUST ADAPTER

20190351267

2019-11-21

Vent monitoring system

20190093888

2019-03-28

Combustion device

20190085249

2019-03-21

Process and apparatus for reducing thermal shock in a hydrocarbon steam cracking furnace

20180274782

2018-09-27

Detecting blockage of a duct of a burner assembly

20180266681

2018-09-20

Safety device for catalytic converter

20170284664

2017-10-05

Safety device for catalytic converter

#10

20170081594

2017-03-23

Process and apparatus for reducing thermal shock in a hydrocarbon steam cracking furnace

#11

20160265768

2016-09-15

Reverse flow prevention apparatus for common exhaust flue and combustion apparatus having same

#12

20130330241

2013-12-12

Safety device for catalytic converter

#13

20110271914

2011-11-10

Flue-Gas Analysis Safety Apparatus

#14

20110050434

2011-03-03

Security system for the vent stack of a structure

#15

20100225477

2010-09-09

Duct grease deposit detection devices, systems, and methods

#16

20090023375

2009-01-22

Apparatus and method for providing detonation damage resistance in ductwork

#17

20060105280

2006-05-18

Through a wall combustion detector