Patents-Review.com
ClassID:

30674 ⎘

B01D2273/14 - CPC Classification

Classification description:

Operation of filters specially adapted for separating dispersed particles from gases or vapours Filters which are moved between two or more positions, e.g. by turning, pushing

Recent Application in this class:
#1
20250001342
2025-01-02

FILTER-HOUSING INTERFACE DESIGNS FOR HEATING, VENTILATION, AND AIR CONDITIONING SYSTEMS

 #2
20240367083
2024-11-07

Exhaust Gas Emission Circulation Filtering Apparatus for Air Pollution Prevention

 #3
20240286070
2024-08-29

COMPRESSOR SYSTEM AND FILTER HOUSING

 #4
20240189753
2024-06-13

Removable flue gas strainer and associated methods

 #5
20230092859
2023-03-23

Compressor system and filter housing

 #6
20220203287
2022-06-30

Switchable filtration system

 #7
20220105458
2022-04-07

FOLDABLE FILTER

 #8
20220032220
2022-02-03

Air filter housing for an air filter arrangement in a vehicle

 #9
20210187426
2021-06-24

Compressor system and filter housing

 #10
20210008480
2021-01-14

Indoor unit for air-conditioning apparatus

 #11
20200353400
2020-11-12

Filter device and fixing means comprising a filter device of this type

 #12
20200261838
2020-08-20

Systems and methods for cleaning particulate filters

 #13
20200254375
2020-08-13

Air intake filter assemblies with actuatable filter slats for heating, ventilation, and/or air conditioning (HVAC) systems

 #14
20200245832
2020-08-06

In-line vacuum filter

 #15
20190374895
2019-12-12

AIR FILTRATION

 #16
20190321767
2019-10-24

Compressor system and filter housing

 #17
20190291034
2019-09-26

Automatic cartridge filter

 #18
20180304184
2018-10-25

Foldable air filter unit

 #19
20180140988
2018-05-24

Rotational aid for self-cleaning filter

 #20
20180017284
2018-01-18

Indoor unit for air-conditioning apparatus

 #21
20180008926
2018-01-11

Indoor unit for air-conditioning apparatus

 #22
20170328815
2017-11-16

Automatic air-sampling and pneumatic transport system with ball-filter hopper and integrated sampling manifold

 #23
20170114740
2017-04-27

Methods and systems for rotating an exhaust aftertreatment device

 #24
20160256811
2016-09-08

Rotary dust screen

 #25
20160067642
2016-03-10

Frame assembly for an air filter

 #26
20150373875
2015-12-24

Electronic apparatus and filter unit

 #27
20150053081
2015-02-26

Direct replacement air filter with automatic pleated filter media advance

 #28
20140305086
2014-10-16

Replacement filter with cartridge and automatic filter media advance and wireless communications

 #29
20130174742
2013-07-11

Self adjusting filter mass area that produces extended filter life and uniform static pressure throughout

 #30
20120317938
2012-12-20

Replacement cartridge filter with pleated filter media, automatic filter media advance and wireless communications

 #31
20120240772
2012-09-27

AIR TREATMENT DEVICE

 #32
20120227366
2012-09-13

Collapsible filter

 #33
20120222560
2012-09-06

Direct replacement filter with automatic pleated filter media advance

 #34
20110299973
2011-12-08

Pre-filtration bypass for gas turbine inlet filter house

 #35
20110252973
2011-10-20

Filter apparatus capable of releasing air

 #36
20110223071
2011-09-15

Apparatus for purifying and neutralizing toxic gases

 #37
20110167586
2011-07-14

Industrial Dust Collector

 #38
20110083419
2011-04-14

Systems and methods for bypassing an inlet air treatment filter

 #39
20110061537
2011-03-17

Direct replacement air handler filter with automatic filter media advance

 #40
20110001003
2011-01-06

Radial air intake device with integrated bypass for an air inlet

 #41
20100166602
2010-07-01

Circulation and disposal device for multi-purpose sterilization chambers and washing chambers

 #42
20100000932
2010-01-07

Filter apparatus capable of releasing air

 #43
20090261208
2009-10-22

Aircraft engine inlet pivotable barrier filter

 #44
20080148944
2008-06-26

Granulator device for the treatment of powdered products

 #45
20080148698
2008-06-26

Foldable filter for an air filtration unit and method

 #46
20080115668
2008-05-22

Arrangement For Cleaning Filter Apparatus Of Rock Drilling Rig

 #47
20070084785
2007-04-19

Multi functional filter

 #48
20060037295
2006-02-23

Movable filter system

 #49
18604720
2025-07-22

Air inlet barrier filter for a helicopter

 #50
17735894
2025-07-15

Demister with rinse-in-place filters and method

 #51
15092657
2016-10-18

Draping particulate filter for the nostrils and mouth and method of manufacture thereof