B01D2201/20 - CPC Classification Index

ClassID:

30081 ⎘

B01D2201/20 - CPC Classification

Classification description:

Details relating to filtering apparatus Pressure-related systems for filters

Sub-classes:

B01D2201/202 » Systems for applying pressure to filters 83
B01D2201/204 » Systems for applying vacuum to filters 93

Recent Application in this class:

20250032969

2025-01-30

AIR FILTER WITH INTEGRATED PRESSURE SENSOR

20240227001

2024-07-11

HIGH PRESSURE FILTER APPARATUS AND RELATED METHODS

20240198285

2024-06-20

LIQUID SEPARATION CONSTITUENT, LIQUID SEPARATION FILTER, COMPRESSOR SYSTEM, AND METHOD OF PRODUCING LIQUID SEPARATION FILTER HAVING MULTILAYER STRUCTURE

20240131579

2024-04-25

HIGH PRESSURE FILTER APPARATUS AND RELATED METHODS

20220401857

2022-12-22

OIL FILTER COMPRISING A HYDRAULIC RESISTANCE

20210275946

2021-09-09

Filter attachment

20200277974

2020-09-03

Pressure control device

20200256515

2020-08-13

Pressure relief cover assembly

20200240413

2020-07-30

Oil separation apparatus and horizontal compressor

#10

20200197839

2020-06-25

Filter device

#11

20200164291

2020-05-28

Device for reducing pressure fluctuation of pressure filter frame and pressure filter

#12

20200070068

2020-03-05

Pressure control device

#13

20190135655

2019-05-09

Water purification device having bladderless accumulator and vibrationally-isolated pump mount

#14

20190022562

2019-01-24

Oil filter comprising a hydraulic resistance

#15

20180065065

2018-03-08

Treatment solution supply apparatus

#16

20180001240

2018-01-04

Filters for Non-Plumbed Appliances

#17

20170314237

2017-11-02

Water-supply device

#18

20140352284

2014-12-04

Filter cartridge for a reducing agent delivery device and delivery device and motor vehicle having a filter cartridge

#19

20120111878

2012-05-10

LIQUID CONTAINER

#20

20070193929

2007-08-23

Housing for environmentally friendly filter cartridge

#21

20050218047

2005-10-06

Fluid treatment system