ClassID:

155788

F22D5/26 - CPC Classification

Classification description:

Controlling water feed or water level; Automatic water feeding or water-level regulators Automatic feed-control systems

Sub-classes:
Recent Application in this class:
#1
20240418361
2024-12-19

STEAM BOILER SYSTEM AND METHOD OF CIRCULATING WATER AND STEAM IN A STEAM BOILER SYSTEM

#2
20240307567
2024-09-19

METHOD FOR LEVEL REGULATION OF FEED WATER IN A STEAM STERILIZER, AND STEAM STERILIZER

#3
20230272905
2023-08-31

OPERATING A DOMESTIC STEAM-TREATMENT APPLIANCE, AND DOMESTIC STEAM-TREATMENT APPLIANCE

#4
20230175685
2023-06-08

Steam boiler system and method of circulating water and steam in a steam boiler system

#5
20220346586
2022-11-03

Steam cooking apparatus and method

#6
20220090779
2022-03-24

Control method for optimizing generated power of solar-aided coal-fired power system under off-design working conditions

#7
20220000299
2022-01-06

Steam cooking apparatus and method

#8
20210177188
2021-06-17

Method of operating a steam generator, steam generator and cooking device with a steam generator

#9
20200232346
2020-07-23

Water-injection system for power plants

#10
20190387913
2019-12-26

Steam generator and cooking apparatus including steam generator

#11
20190086074
2019-03-21

Steam generator for fuel cell applications

#12
20190017698
2019-01-17

SATURATED STEAM QUALITY MEASUREMENT SYSTEM AND METHOD

#13
20180209692
2018-07-26

Hot water tank

#14
20180171829
2018-06-21

Systems and methods for controlling drum levels using flow

#15
20170292512
2017-10-12

Systems and methods for providing override control for a feedwater pump recirculation valve

#16
20170254529
2017-09-07

Furnace cooling by steam and air injection

#17
20170164778
2017-06-15

Steam generating apparatus and heating cooker

#18
20170016173
2017-01-19

APPARATUS INCLUDING A STEAM GENERATOR AND METHOD OF CONTROLLING THE SAME

#19
20160242597
2016-08-25

Apparatus and method for managing water levels in a boiler of a coffee machine

#20
20160084496
2016-03-24

SEPARATORLESS BOILER

#21
20160025330
2016-01-28

Steam generator and method for generating steam

#22
20150253002
2015-09-10

Steam generator

#23
20150233573
2015-08-20

Automatic water-adding vaporization pot

#24
20150204577
2015-07-23

STRUCTURE FOR CONTROLLING TEMPERATURE OF HOT-WATER SUPPLY FROM WASTE HEAT RECOVERY SYSTEM USING THREE-WAY VALVE OR MIXING VALVE, AND STRUCTURE FOR CONTROLLING TEMPERATURE OF HOT-WATER SUPPLY FROM WASTE HEAT RECOVERY SYSTEM USING HEAT EXCHANGER IN HOT-WATER TANK

#25
20150047580
2015-02-19

SEPARATORLESS BOILER

#26
20150013623
2015-01-15

BOILER

#27
20140345545
2014-11-27

BOILER

#28
20140205048
2014-07-24

Systems and methods for providing override control for a feedwater pump recirculation valve

#29
20140109547
2014-04-24

Method for operating a recirculating waste heat steam generator

#30
20140047841
2014-02-20

Pumping device using vapor pressure for supplying water for power plant

#31
20130263928
2013-10-10

Condensate flow rate control device and condensate flow rate control method for power plant

#32
20130161009
2013-06-27

Steam generator and method for generating steam

#33
20130136435
2013-05-30

Methods for super heated steam generation

#34
20130136434
2013-05-30

Automated super heated steam generators

#35
20130136433
2013-05-30

Superheated steam generators

#36
20130133751
2013-05-30

Method and device for regulating the production of steam in a steam plant

#37
20070084422
2007-04-19

PORTABLE STEAM AND HEAT GENERATOR FOR PEST CONTROL

#38
20070076838
2007-04-05

Nuclear reactor feed-water system

#39
20060124078
2006-06-15

Water feed controller for a boiler

#40
20060120502
2006-06-08

Nuclear reactor feed-water system

#41
20050279293
2005-12-22

Portable steam and heat generator

#42
15678184
2018-06-26

Water and energy saving thermostatic valve