B01D2201/206 - CPC Classification Index

ClassID:

30084 ⎘

B01D2201/206 - CPC Classification

Classification description:

Details relating to filtering apparatus; Pressure-related systems for filters; Systems for applying vacuum to filters by the weight of the liquid in a tube, e.g. siphon, barometric leg

Recent Application in this class:

20250345726

2025-11-13

ENCLOSED MEDIA FLUID FILTRATION DEVICE

20220168671

2022-06-02

LIQUID FILTER

20220134260

2022-05-05

Enclosed media fluid filtration device

20210229002

2021-07-29

Enclosed media fluid filtration device

20200155976

2020-05-21

Enclosed media fluid filtration device

20190160403

2019-05-30

Valve device and fuel filter module

20180078879

2018-03-22

Enclosed media fluid filtration device

20170050132

2017-02-23

Water filter cartridge with air conduction

20100294729

2010-11-25

FILTER AND METHOD FOR CONSTRUCTION OF A FILTER

#10

20100270218

2010-10-28

Syphon filtration system

#11

20090236298

2009-09-24

Filter system with gas agitation

#12

20070187307

2007-08-16

Filter cartridge with check valve protection

#13

20070023352

2007-02-01

System for feeding a liquid fluid through a filter

#14

20050218086

2005-10-06

Method for filtering water in an aquarium, a water cultivation tank and similar water bonds, and corresponding filtering system