ClassID:

144388

F04D29/705 - CPC Classification

Classification description:

Details, component parts, or accessories; Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps Adding liquids

Recent Application in this class:
#1
20250369453
2025-12-04

SPRAY FAN

#2
20250361875
2025-11-27

FAN WASHABLE WITH WATER

#3
20250116205
2025-04-10

NOZZLE FOR FOAM WASHING OF JET ENGINE

#4
20240216828
2024-07-04

EVAPORATOR FOR AMBIENT WATER BODIES, AND RELATED SYSTEM AND METHOD

#5
20240066560
2024-02-29

Gas compressor cleaning

#6
20230243369
2023-08-03

Compressor system

#7
20230033996
2023-02-02

System and method for operating a pump in a humidifier

#8
20230016480
2023-01-19

Compressor with a system for removing liquid from the compressor

#9
20220412225
2022-12-29

System and method for cleaning a gas turbine engine and related wash stand

#10
20220341440
2022-10-27

Gas compressor cleaning

#11
20220243982
2022-08-04

Compression and separation device and compression process

#12
20220097104
2022-03-31

Gas compressor cleaning

#13
20220082276
2022-03-17

MISTING FAN

#14
20210293425
2021-09-23

SPRAYING FAN

#15
20210115939
2021-04-22

IMPELLER FOR AMBIENT WATER EVAPORATORS, AND RELATED SYSTEM AND METHOD

#16
20200355092
2020-11-12

NOZZLE FOR FOAM WASHING OF JET ENGINE

#17
20200224897
2020-07-16

Misting fan

#18
20200173358
2020-06-04

Automated engine cleaning system and method

#19
20200149759
2020-05-14

Ventilator

#20
20200141422
2020-05-07

MEDIA CONCENTRATION DEVICE AND METHOD

#21
20200141269
2020-05-07

System and method for cleaning a gas turbine engine and related wash stand

#22
20200132088
2020-04-30

Compressor

#23
20190374979
2019-12-12

Gas compressor cleaning

#24
20190201654
2019-07-04

System and method for operating a pump in a humidifier

#25
20190201652
2019-07-04

Humidifier and airway pressure support system including same

#26
20190195243
2019-06-27

Centrifugal compressor and method of modifying centrifugal compressor

#27
20190145422
2019-05-16

Machine and process for filterless wet removal of particles from and humidification of air

#28
20190145419
2019-05-16

Controlling a wet gas compression system

#29
20190048877
2019-02-14

Rotary machine

#30
20190048797
2019-02-14

Inlet frame for a gas turbine engine

#31
20190010947
2019-01-10

Drainage apparatus for a motorcompressor

#32
20190008219
2019-01-10

System, method, and apparatus for providing cooling

#33
20180320710
2018-11-08

Sealing system, turbomachine with a sealing system and method for cleaning the same

#34
20180320594
2018-11-08

Compressor circumferential fluid distribution system

#35
20180291931
2018-10-11

Compressor Comprising A Guide Vane Having A Washing System

#36
20180283404
2018-10-04

Reactor loop fouling monitor for rotating equipment in a petrochemical plant or refinery

#37
20180149378
2018-05-31

Portable misting fan and attachment mechanism

#38
20180149159
2018-05-31

SUBSEA MOTOR-COMPRESSOR UNIT

#39
20180149038
2018-05-31

Gas turbine engine wash system

#40
20180135563
2018-05-17

Device and method for integrated annular low pressure gaseous fuel introduction

#41
20180023590
2018-01-25

Multi-directional cooling fan

#42
20180017072
2018-01-18

Gas injection blower

#43
20170321712
2017-11-09

SEAL DEVICE AND ROTARY MACHINE

#44
20170254344
2017-09-07

Centrifugal compressor

#45
20170226881
2017-08-10

CENTRIFUGAL COMPRESSOR

#46
20170211594
2017-07-27

COMPRESSOR SYSTEM, SUBSEA PRODUCTION SYSTEM PROVIDED THEREWITH, AND COMPRESSOR CLEANING METHOD

#47
20170198720
2017-07-13

Centrifugal compressor with liquid injection

#48
20170146023
2017-05-25

Media concentration device and method

#49
20170108237
2017-04-20

Method for controlling a fan

#50
20160327066
2016-11-10

Fan having cold air function

#51
20160290366
2016-10-06

Subsea compressor cleaning method wherein the cleaning liquid is retrieved from the multiphase process fluid

#52
20160281724
2016-09-29

Controlling a wet gas compression system

#53
20160273381
2016-09-22

Integrated washing system for gas turbine engine

#54
20160153673
2016-06-02

Fan assembly

#55
20160084513
2016-03-24

Integrated basement ventilation apparatus

#56
20160010497
2016-01-14

Cleaning system for a turbofan gas turbine engine

#57
20150338113
2015-11-26

Fan assembly

#58
20150323205
2015-11-12

Refreshing device

#59
20150233263
2015-08-20

STAGE COMPRESSOR WATER WASH SYSTEM

#60
20150224546
2015-08-13

Centrifugal compressor and washing method

#61
20150167681
2015-06-18

Subsea compressor cleaning method wherein the cleaning liquid is retrieved from the multiphase process fluid

#62
20140366723
2014-12-18

Method and a device for liquid treatment when compressing a well flow

#63
20140271130
2014-09-18

Air freshening system and method

#64
20140166048
2014-06-19

Method for deicing and cleaning fans

#65
20140131901
2014-05-15

Misting fan

#66
20140123694
2014-05-08

COOLING FAN WITH ATOMIZING DEVICE

#67
20140023495
2014-01-23

Fan device with fluidic air function

#68
20130336819
2013-12-19

Centrifugal blower and vehicle air conditioner provided with the same

#69
20130328223
2013-12-12

Fan-based volatile material dispensing system

#70
20130219933
2013-08-29

EVAPORATIVE COOLING APPARATUS AND METHODS

#71
20130168882
2013-07-04

Insulated container with fan

#72
20130074879
2013-03-28

Staged compressor water wash system

#73
20130058760
2013-03-07

Axial compressor with an injection device for injecting a fluid

#74
20130028766
2013-01-31

Fan assembly

#75
20130028763
2013-01-31

Fan assembly

#76
20130028707
2013-01-31

Method for injecting water into a multistage axial compressor of a gas turbine

#77
20130026664
2013-01-31

Fan assembly

#78
20130019619
2013-01-24

BLADELESS MISTING FAN

#79
20120324904
2012-12-27

Radial staging method and configuration of a liquid injection system for power plants

#80
20120279523
2012-11-08

Method for cleaning the compressor of a gas turbine engine

#81
20120257990
2012-10-11

Control of subsea compressors

#82
20120224967
2012-09-06

Elastic and Dust-Clinging Fan Blade Cover and Scent Pocket

#83
20120195740
2012-08-02

Drain Discharge Equipment for Compressor and Gas Turbine System

#84
20120186605
2012-07-26

Centrifugal compressor and washing method

#85
20120138709
2012-06-07

DISK SPRAY DEVICE

#86
20120103188
2012-05-03

Method and a device for liquid treatment when compressing a well flow

#87
20120070320
2012-03-22

Air blower

#88
20110265435
2011-11-03

Fan Filter Device

#89
20110259375
2011-10-27

System for reducing deposits on a compressor

#90
20110226000
2011-09-22

Water-sputtering Ring and Water-dispersing Fan Assembly for an Air Conditioner

#91
20110197923
2011-08-18

Staged compressor water wash system

#92
20110110758
2011-05-12

Gas turbine compressor and method of operation

#93
20100270397
2010-10-28

ELECTRIC FAN WITH WATER ATOMIZER

#94
20100212703
2010-08-26

Compressor wash nozzle integrated in an inlet case strut

#95
20100102835
2010-04-29

METHOD AND SYSTEM FOR DETECTING A CORROSIVE DEPOSIT IN A COMPRESSOR

#96
20100037924
2010-02-18

System for reducing deposits on a compressor

#97
20090320440
2009-12-31

WET COMPRESSION SYSTEMS IN TURBINE ENGINES

#98
20090311108
2009-12-17

Method for operation of a compressor unit, and associated compressor unit

#99
20090277205
2009-11-12

OUTDOOR UNIT OF AIR CONDITIONER

#100
20090272133
2009-11-05

Device for deicing and cleaning of fans

#101
20090260660
2009-10-22

Method and apparatus for cleaning a turbofan gas turbine engine

#102
20090205340
2009-08-20

Method and apparatus for achieving power augmentation in gas turbines using wet compression

#103
20090193845
2009-08-06

Turbo compressor and refrigerator

#104
20090166444
2009-07-02

Method for Attaching a Blower Unit to Industrial Equipment and Apparatus Used Therewith and Methods for Using the Same

#105
20090145100
2009-06-11

Radial staging method and configuration of a liquid injection system for power plants

#106
20090133718
2009-05-28

Automatic compressor stage cleaning for air boost systems

#107
20090050326
2009-02-26

Device and Method for Cleaning a Compressor

#108
20090025794
2009-01-29

ULTRA LOW VOLUME FLUID DELIVERY SYSTEM USING A CENTRIFUGAL RADIAL COMPRESSOR AND METHOD THEREOF

#109
20090014556
2009-01-15

Mist-Spraying Electric Fan

#110
20090000297
2009-01-01

Re-introduction unit for low-pressure exhaust gas recirculation condensate at or before compressor

#111
20080256969
2008-10-23

High pressure mister fan cooling system

#112
20080251611
2008-10-16

Misting Apparatus

#113
20080199305
2008-08-21

Cooling fan with thermostatic air output

#114
20080168761
2008-07-17

Method for increasing the aerodynamic stability of a working fluid flow of a compressor

#115
20080163902
2008-07-10

COMPRESSOR CLEANING

#116
20080122127
2008-05-29

Fan

#117
20080092516
2008-04-24

Engine arrangement

#118
20080078422
2008-04-03

Nozzle for online and offline washing of gas turbine compressors

#119
20070251210
2007-11-01

Liquid injection in a gas turbine during a cooling down phase

#120
20070113561
2007-05-24

Method and apparatus for achieving power augmentation in gas turbines using wet compression

#121
20070092375
2007-04-26

Circumferential air conditioning fan

#122
20070028947
2007-02-08

GAS TURBINE ON-LINE COMPRESSOR WATER WASH SYSTEM

#123
20070022721
2007-02-01

Cabin air filter

#124
20060266849
2006-11-30

Method and an injection nozzle for interspersing a gas flow with liquid droplets

#125
20060245913
2006-11-02

Compressor cleaning system

#126
20060243308
2006-11-02

Method for cleaning a stationary gas turbine unit during operation

#127
20060218931
2006-10-05

Method for injecting a liquid mist into an intake duct

#128
20060096617
2006-05-11

Process for removing contaminants from a compressor intercooler in a methanol to olefin separation system

#129
20060048796
2006-03-09

Method and apparatus for cleaning a turbofan gas turbine engine

#130
20050167077
2005-08-04

Heat exchanger unit

#131
20050081529
2005-04-21

Method and apparatus for achieving power augmentation in gas turbine using wet compression

#132
20050076646
2005-04-14

Method and apparatus for achieving power augmentation in gas turbines using wet compression

#133
20050063819
2005-03-24

Axial compressor

#134
20050008474
2005-01-13

Method and injection nozzle for interspersing a gas flow with liquid droplets

#135
19055005
2025-09-23

Electric fan with multiple mounting modes

#136
19031855
2025-11-11

Multifunctional outdoor fan

#137
15164149
2018-01-02

Mist blower