F23D2209/00 - CPC Classification Index

ClassID:

156315 ⎘

F23D2209/00 - CPC Classification

Classification description:

Safety arrangements

Sub-classes:

F23D2209/10 » Flame flashback 46
F23D2209/20 » Flame lift-off / stability 64
F23D2209/30 » Purging 67

Recent Application in this class:

20260153235

2026-06-04

FLAME OUT CANDLE SYSTEM AND METHOD

20240110702

2024-04-04

COMBUSTION AIR PROVING APPARATUS WITH BURNER CUT-OFF CAPABILITY AND METHOD OF PERFORMING THE SAME

20230313991

2023-10-05

FLAME OUT CANDLE SYSTEM AND METHOD

20220357037

2022-11-10

Combustion air proving apparatus with burner cut-off capability and method of performing the same

20220214041

2022-07-07

Gas burner system and method thereof

20220196236

2022-06-23

Blowtorch having continuous-flame mode

20220042680

2022-02-10

Gas burner system and method thereof

20210381722

2021-12-09

Method and system for vented rollout switch

20200333043

2020-10-22

Method and system for vented rollout switch

#10

20200208483

2020-07-02

Protective material for fuel system

#11

20200200382

2020-06-25

Combustion Device Capable of Avoiding Overheat

#12

20180320896

2018-11-08

Torch having an interlock mechanism

#13

20180066842

2018-03-08

Gas combustor and safety switch thereof

#14

20180010803

2018-01-11

GAS STOVE PROVIDED WITH ANTI-DRY-BURNING DEVICE

#15

20170234531

2017-08-17

Wellhead gas heater

#16

20160369701

2016-12-22

Turbomachine sparkplug fixing assembly

#17

20150316254

2015-11-05

Combustion apparatus

#18

20150283533

2015-10-08

Soot generator

#19

20150192301

2015-07-09

Nozzle structure of burner

#20

20140272742

2014-09-18

Gas pilot burner assembly

#21

20120045727

2012-02-23

Gas combustor

#22

20070113799

2007-05-24

Water heater burner clogging detection and shutdown system

#23

20070039568

2007-02-22

Water Heater Burner Clogging Detection and Shutdown System with Associated Burner Apparatus

#24

20060105281

2006-05-18

Water heater burner clogging detection and shutdown system

#25

18639335

2025-07-15

Burner system with integrated shutter and spaced apart fill port

#26

15475662

2019-05-21

Self-extinguishing candle wick safety system