B01D2273/22 - CPC Classification Index

ClassID:

30678 ⎘

B01D2273/22 - CPC Classification

Classification description:

Operation of filters specially adapted for separating dispersed particles from gases or vapours Making use of microwaves, e.g. for measurements

Recent Application in this class:

20240246016

2024-07-25

FILTER HAVING A COIL ARRANGEMENT AND FILTER ASSEMBLY HAVING SUCH A FILTER

20220152540

2022-05-19

MICROWAVE ENHANCED AIR DISINFECTION SYSTEM

20210370275

2021-12-02

Diesel Particulate Filtration (DPF) System

20210197110

2021-07-01

Ventilation type air cleaner and ventilation system having the same

20210106981

2021-04-15

Diesel particulate filtration (DPF) system

20180339256

2018-11-29

ANTENNA, COVERING MEMBER, AND EXHAUST PURIFICATION DEVICE

20180280856

2018-10-04

Exhaust purification device, internal combustion device, and power generation device

20180258820

2018-09-13

Microwave irradiation device, exhaust purification apparatus, automobile and management system

20170204758

2017-07-20

Particulate filter and exhaust gas purifier

#10

20110271740

2011-11-10

Methods for detecting particulates in a honeycomb filter

#11

20100187089

2010-07-29

Collection-amount detection method for particulate matters and collection-amount detection apparatus therefor and exhaust-gas converting apparatus

#12

20100180577

2010-07-22

Apparatus and method for onboard performance monitoring of exhaust gas particulate filter

#13

20080173575

2008-07-24

Filter apparatus

#14

20060101794

2006-05-18

Diesel particulate filter system with meta-surface cavity

#15

15823410

2019-08-06

Fuel treatment module, system and method