ClassID:

35888

B04C2009/005 - CPC Classification

Classification description:

Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with external rotors, e.g. impeller, ventilator, fan, blower, pump

Recent Application in this class:
#1
20260107964
2026-04-23

BEAN ROASTING MACHINE

#2
20260091398
2026-04-02

CYCLONE SEPARATOR, PURIFIER AND LASER PROCESSING SYSTEM

#3
20260053316
2026-02-26

MOTOR ASSEMBLY AND SURFACE CLEANING DEVICE

#4
20260034550
2026-02-05

SURFACE CLEANING APPARATUS

#5
20260034495
2026-02-05

CLEANING DEVICE FOR EXHAUST AIR OF AN APPARATUS FOR MACHINING COMPOSITE-MATERIAL WORKPIECES CONTAINING METAL AND NON-METAL

#6
20260014495
2026-01-15

COOLANT DEAERATION SYSTEM FOR DEAERATING COOLANT OF VEHICLE

#7
20250289008
2025-09-18

SURFACE CLEANING APPARATUS

#8
20250241496
2025-07-31

CYCLONIC AIR TREATMENT MEMBER AND SURFACE CLEANING APPARATUS INCLUDING THE SAME

#9
20250241352
2025-07-31

COFFEE ROASTING SYSTEM HAVING A REMOVABLE VESSEL WITH A RESIDUAL CHAFF CHAMBER AND RESIDUAL WATER CHAMBER

#10
20250129744
2025-04-24

CYCLONIC PARTICLE SEPARATOR

#11
20250128273
2025-04-24

FLUID PURIFICATION APPARATUS AND POWER DEVICE COMPRISING SAME

#12
20250127349
2025-04-24

SURFACE CLEANING APPARATUS

#13
20250116577
2025-04-10

RECIRCULATION SYSTEM FOR AEROSOL COLLECTORS USING LIQUID COLLECTION BUFFER

#14
20240424504
2024-12-26

SURFACE CLEANING APPARATUS

#15
20240415350
2024-12-19

SURFACE CLEANING APPARATUS

#16
20240389809
2024-11-28

Air duct assembly and cleaning device

#17
20240374097
2024-11-14

HOUSEHOLD APPLIANCE HAVING AN IMPROVED CYCLONE AND A CYCLONE FOR SAME

#18
20240367183
2024-11-07

SURFACE CLEANING APPARATUS

#19
20240342632
2024-10-17

Intake Module for Water Treatment Systems

#20
20240261804
2024-08-08

Surface cleaning apparatus

#21
20240253066
2024-08-01

Cyclone Separator and Dishwasher

#22
20240245273
2024-07-25

Cyclonic air treatment member and surface cleaning apparatus including the same

#23
20240225391
2024-07-11

Low Profile Bucket Lid and Dust Cyclone

#24
20240181455
2024-06-06

HYDRO-CYCLONE CENTRIFUGE APHERETIC SYSTEM

#25
20240099530
2024-03-28

Dust and gas separator and vacuum cleaner

#26
20240023774
2024-01-25

CLEANER

#27
20240009685
2024-01-11

Surface cleaning apparatus

#28
20240000275
2024-01-04

HANDHELD VACUUM CLEANER WITH IMPROVED FILTRATION EFFICIENCY

#29
20230405612
2023-12-21

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

#30
20230363600
2023-11-16

ROBOT CLEANER

#31
20230347271
2023-11-02

Method for collecting dust from single crystal growth system

#32
20230302468
2023-09-28

A COMPACT DISC STACK CYCLONE SEPARATOR

#33
20230249104
2023-08-10

Disk-Pack Housing

#34
20230240495
2023-08-03

CLEANING APPARATUS

#35
20230225574
2023-07-20

Cyclonic air treatment member and surface cleaning apparatus including the same

#36
20230210323
2023-07-06

Cleaner

#37
20230191429
2023-06-22

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

#38
20230172412
2023-06-08

VACUUM CLEANER

#39
20230125396
2023-04-27

Cyclone Separator for Wastewater Treatment in Microgravity

#40
20230114528
2023-04-13

CLEANER

#41
20230042811
2023-02-09

CYCLONE UNIT FOR A WET VACUUM CLEANER

#42
20230040795
2023-02-09

Household appliance having an improved cyclone and a cyclone for same

#43
20230040435
2023-02-09

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

#44
20230039475
2023-02-09

WET VACUUM CLEANER

#45
20230037757
2023-02-09

Household appliance having an improved cyclone and a cyclone for same

#46
20230030715
2023-02-02

Vacuum excavation apparatus having a deceleration vessel and methods for excavating a site

#47
20220401968
2022-12-22

MULTICYCLONE SEPARATOR

#48
20220287537
2022-09-15

Base station and cleaning equipment

#49
20220287526
2022-09-15

Air duct assembly and cleaning device

#50
20220193697
2022-06-23

Surface cleaning apparatus

#51
20220184433
2022-06-16

AIR TREATMENT SYSTEM

#52
20220161191
2022-05-26

Process and apparatus to remove carbon-14 from carbon-dioxide in atmospheric gases and agricultural products grown in controlled environments

#53
20220145654
2022-05-12

Pool cleaner with cyclonic flow

#54
20220053986
2022-02-24

CLEANER

#55
20220040601
2022-02-10

Water processing system and arrangement

#56
20220001399
2022-01-06

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

#57
20210394100
2021-12-23

Method for collecting dust from single crystal growth system and dust collecting system thereof

#58
20210332554
2021-10-28

HYDRO EXCAVATION VACUUM APPARATUS AND FLUID STORAGE AND SUPPLY SYSTEMS THEREOF

#59
20210316241
2021-10-14

Apparatus and method to clean particle loaded fluid using low energy multi-flow splitter technology requiring no filter media

#60
20210204777
2021-07-08

Cleaner

#61
20210146306
2021-05-20

Process and apparatus to remove carbon-14 from carbon-dioxide in atmospheric gases and agricultural products grown in controlled environments

#62
20210016299
2021-01-21

Ventilation module for a rail vehicle

#63
20200360847
2020-11-19

Flow and pressure control in cyclonic filter arrays

#64
20200318585
2020-10-08

INERTIAL PRECLEANER WITH VARIABLE ASPIRATION FLOWRATE CONTROL VIA AMBIENT DUST CONCENTRATION SENSOR INPUT

#65
20200230620
2020-07-23

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

#66
20200230619
2020-07-23

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

#67
20200230618
2020-07-23

Surface cleaning apparatus, cyclonic air treatment member and surface cleaning apparatus including the same

#68
20200230617
2020-07-23

Cyclonic air treatment member and surface cleaning apparatus including the same

#69
20200188816
2020-06-18

Water treatment system and method

#70
20200181930
2020-06-11

Pool cleaner with cyclonic flow

#71
20200164389
2020-05-28

Hydro excavation vacuum apparatus having deceleration vessels and methods for hydro excavating a site

#72
20200149247
2020-05-14

Airlocks for conveying material, hydro excavation vacuum apparatus having airlocks, and methods for hydro excavating a site

#73
20200149246
2020-05-14

Hydro excavation vacuum apparatus having an adjustment system for adjusting a dewatering system screen

#74
20200149245
2020-05-14

Hydro excavation vacuum apparatus

#75
20190336883
2019-11-07

Cyclone type liquid-vapor separator and forced circulation type evaporator using the same

#76
20190321834
2019-10-24

Dust collecting device using multi-cyclone dust filtration

#77
20190143344
2019-05-16

Method and device for treating a mixture of expansion gas and filling product foam in a beverage filling plant

#78
20190022585
2019-01-24

Process and apparatus to remove carbon-14 from carbon-dioxide in atmospheric gases and agricultural products grown in controlled environments

#79
20190017243
2019-01-17

Hydro excavation vacuum apparatus and fluid storage and supply systems thereof

#80
20190015766
2019-01-17

Cyclonic separation systems and hydro excavation vacuum apparatus incorporating same

#81
20190009282
2019-01-10

Powder drying system and method for recovering particles in such a system

#82
20180328059
2018-11-15

Pool cleaner canister handle

#83
20180311603
2018-11-01

Vacuum installation

#84
20180266020
2018-09-20

Cotton opening and dust collecting device for refined cotton

#85
20180155947
2018-06-07

Pool cleaner with cyclonic flow

#86
20170367378
2017-12-28

Method and device for treating a mixture of expansion gas and filling product foam in a beverage filling plant

#87
20170333918
2017-11-23

Dust separation apparatus and intelligent control system including the apparatus

#88
20170247896
2017-08-31

Pool cleaner power coupling

#89
20170232132
2017-08-17

Flexible electrode assembly for plasma generation and air treatment system including the flexible electrode assembly

#90
20170095753
2017-04-06

Cyclone type liquid-vapor separator and forced circulation type evaporator using the same

#91
20170028316
2017-02-02

DUAL HELIX CYCOLINIC VERTICAL SEPERATOR FOR TWO-PHASE HYDROCARBON SEPARATION

#92
20160271627
2016-09-22

Swimming pool water filtration device

#93
20160271545
2016-09-22

Vacuum installation

#94
20160184738
2016-06-30

Atomizing separation method and atomizing separation device

#95
20160114273
2016-04-28

Apparatus for separating particles from a fluid

#96
20160113460
2016-04-28

Apparatus for separating particles from an airflow

#97
20140367346
2014-12-18

Reduced air hydrocyclone unit and fluid system and method

#98
20140338609
2014-11-20

Use of a cyclone separator and climate chamber for hatching eggs and/or keeping poultry

#99
20130098850
2013-04-25

Separator system and related methods

#100
20120162905
2012-06-28

Fan module having dust-collecting function and dust-collecting unit for the same

#101
20120124948
2012-05-24

Dust collection device for concrete cutter

#102
20110296648
2011-12-08

Centrifugal dirt separation configurations for household-type and shop-type vacuum cleaners

#103
20110120310
2011-05-26

Cyclonic air cleaner assembly

#104
20110100225
2011-05-05

Dust collector

#105
20110094052
2011-04-28

Portable cyclonic dust collector/vacuum cleaner

#106
20110000437
2011-01-06

Use of a cyclone separator and climate chamber for hatching eggs and/or keeping poultry

#107
20100037572
2010-02-18

Negative pressure dust collector with a dust receiving bag smoothly inflatable

#108
20100011961
2010-01-21

Fluid separating vessel

#109
20090158932
2009-06-25

Particle separator

#110
20090107087
2009-04-30

Cyclonic air cleaner assembly

#111
20080209669
2008-09-04

Centrifugal dirt separation configurations for household-type and shop-type vacuum cleaners

#112
20080086989
2008-04-17

Air precleaner arrangement for an internal combustion engine comprising two cyclone filters

#113
20080028940
2008-02-07

Air purifier and control method thereof

#114
20070295209
2007-12-27

Dust separation system for use with mobile equipment

#115
20070289089
2007-12-20

Vacuum cleaner with spiral air guide

#116
20070234691
2007-10-11

Cyclone and cyclone air purifier and method of air purification thereof

#117
20060011756
2006-01-19

Industrial scrap collector

#118
20050242008
2005-11-03

Material classifier

#119
20050242007
2005-11-03

Material classifier

#120
20050217224
2005-10-06

Material dewatering apparatus

#121
20050150199
2005-07-14

Cyclone separator

#122
20050081496
2005-04-21

Particle separation apparatus