B01D2247/04 - CPC Classification Index

#1

20250303360

2025-10-02

CONTACTOR MEDIA AND CONTACTOR SYSTEMS FOR FLUIDS

#2

20230233981

2023-07-27

TREATMENT DEVICE FOR EXHAUST GAS FROM RARE EARTH CALCINATION

#3

20230011697

2023-01-12

Dust collection device and method for filtering powder

#4

20220184545

2022-06-16

Apparatus and method for particulate capture from gas streams and a method of removing soluble particulate from a gas

#5

20200392423

2020-12-17

Integrated process and unit operation for conditioning a soot-containing syngas

#6

20190374906

2019-12-12

Method and apparatus for removing sulfur oxides from gas

#7

20190276325

2019-09-12

Integrated process and plant for production of urea and UAS (urea-ammonium sulphate) mixtures

#8

20190255477

2019-08-22

Gas inlet system for wet gas scrubber

#9

20190145422

2019-05-16

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

#10

20190060856

2019-02-28

Dust removal system for chimney of mixer

#11

20190055487

2019-02-21

Integrated process and unit operation for conditioning a soot-containing syngas

#12

20190048273

2019-02-14

METHOD FOR TREATMENT OF A HOT PYROLYSIS GAS

#13

20190046925

2019-02-14

Method and apparatus for removing sulfur oxides from gas

#14

20180353901

2018-12-13

APPARATUS FOR NITROGEN OXIDES REMOVAL BY OXIDATION WITH OZONE AND SCRUBBING OR ABSORBING THE REACTION PRODUCTS

#15

20180345202

2018-12-06

Liquid film dust arrester and flue gas desulfurization system

#16

20180318748

2018-11-08

Cyclone for air cleaning and filtering module having the same

#17

20180311606

2018-11-01

Complex malodor removing equipment

#18

20180243461

2018-08-30

Contaminant reducing device

#19

20180200661

2018-07-19

SOLAR ASSISTED LARGE SCALE CLEANING SYSTEM

#20

20180149054

2018-05-31

Inline scrubber with dual water system

#21

20180093206

2018-04-05

APPARATUS USING AN AIR FAN TO SEPARATE SOLIDS SUSPENDED IN A FLUID MEDIUM

#22

20170304480

2017-10-26

Waste gas scrubbing tower

#23

20170267555

2017-09-21

Scrubber wastewater treatment method and scrubber wastewater treatment device

#24

20170095829

2017-04-06

System and method for producing mold-resistant paper with wet scrubber assembly

#25

20170072437

2017-03-16

Dust collection apparatus and dust collection system

#26

20170043280

2017-02-16

Liquid Solid Separator

#27

20160354721

2016-12-08

Mist elimination and pollutant removal device and method

#28

20160317964

2016-11-03

Gas inlet system for wet gas scrubber

#29

20160303502

2016-10-20

Apparatus and method for particulate capture from gas streams and a method of removing soluble particulate from a gas

#30

20160166974

2016-06-16

Apparatus for gas cleaning

#31

20150336049

2015-11-26

Wet scrubber and a method of cleaning a process gas

#32

20150292379

2015-10-15

Cleaning system and method for reduction of SOx in exhaust gases

#33

20150198072

2015-07-16

Apparatus and method for reducing air pollution from exhaust

#34

20150174519

2015-06-25

Active coke regeneration mixed vapor treatment method and apparatus

#35

20150101485

2015-04-16

Method and apparatus for wet desulfurization spray towers

#36

20140360375

2014-12-11

Paint booth with purifier

#37

20140260976

2014-09-18

Mist elimination and pollutant removal device and method

#38

20140248201

2014-09-04

Scrubber system and method

#39

20140245892

2014-09-04

System for trapping polluting emissions

#40

20140109766

2014-04-24

System to remove contaminants from air stream

#41

20140109602

2014-04-24

System and method for filtering inlet air in an air conditioner air handler

#42

20140026753

2014-01-30

Wet scrubber and a method of cleaning a process gas

#43

20130319236

2013-12-05

Scrubber system for treating exhaust gas in a marine vessel and method of treating exhaust gas in scrubber system of a marine vessel

#44

20130228074

2013-09-05

METHODS AND APPARATUSES FOR INHIBITING BACKFLOW OF LIQUID INTO ENGINE DUCTS ON A SHIP

#45

20130228073

2013-09-05

METHODS AND APPARATUSES FOR COOLING AND SCRUBBING DIESEL EXHAUST GASES ON A SHIP

#46

20130199567

2013-08-08

Method for washing incineration ash and dust contained in extracted cement kiln combustion gas

#47

20130192471

2013-08-01

Apparatus for removing air contaminants

#48

20130172167

2013-07-04

Method and apparatus for removal of tars or resins from a scrubber liquid using a centrifuge with a discharge chamber scraper

#49

20130061802

2013-03-14

Paint mist collecting device and paint booth using the same

#50

20130056887

2013-03-07

Device for purification of flue gas of industrial shredders

#51

20130037493

2013-02-14

Exhaust gas and gas scrubber fluid cleaning equipment and method

#52

20130032032

2013-02-07

Filter device

#53

20120312166

2012-12-13

System and method for purifying ship diesel exhaust gases

#54

20120193305

2012-08-02

CONTINUOUS TREATMENT OF WATER CONTAINING CARBON BLACK

#55

20120167461

2012-07-05

METHOD AND SYSTEM FOR CLEANING OF AND HEAT RECOVERY FROM HOT GASES

#56

20120118161

2012-05-17

Dust removal system for dust gas

#57

20120097031

2012-04-26

Gas scrubber apparatus and method

#58

20120048189

2012-03-01

Paint booth with purifier

#59

20120000839

2012-01-05

Grease water separation apparatus for indoor grill

#60

20110232487

2011-09-29

APPARATUS FOR PROCESSING EXHAUST GAS IN NONFERROUS SMELTING FACILITIES, AND METHOD FOR PROCESSING EXHAUST GAS IN NONFERROUS SMELTING FACILITIES

#61

20110209611

2011-09-01

Nanoparticle filtration

#62

20110107791

2011-05-12

Oil vapor cleaner

#63

20110104197

2011-05-05

Method and a filter for capturing airborne agents

#64

20110061541

2011-03-17

Combustible energy filtering and recycling system

#65

20110011267

2011-01-20

Air pollution control apparatus

#66

20100254869

2010-10-07

Process for removal of carbon dioxide from combustion gases

#67

20100132550

2010-06-03

Air filtration systems

#68

20090241525

2009-10-01

Systems, devices, and/or methods for recuperating energy and/or particulates

#69

20090001026

2009-01-01

Paint reclamation clarifier system

#70

20080282655

2008-11-20

Green house gases filtration system

#71

20080237035

2008-10-02

Air cleaning apparatus

#72

20080184615

2008-08-07

Processing paint sludge to produce a combustible fuel product

#73

20080134891

2008-06-12

Method and Apparatus for Purifying Combustion Gases of Impurities Contained in the Combustion Gases

#74

20080093278

2008-04-24

Fluid treatment method and apparatus