B01D2253/00 - CPC Classification Index

ClassID:

30344 ⎘

B01D2253/00 - CPC Classification

Classification description:

Adsorbents used in seperation treatment of gases and vapours

Sub-classes:

B01D2253/10 » Inorganic adsorbents 227
B01D2253/20 » Organic adsorbents 278
B01D2253/25 » Coated, impregnated or composite adsorbents 805
B01D2253/30 » Physical properties of adsorbents 34

Recent Application in this class:

20260108838

2026-04-23

METHOD AND SYSTEM FOR CO2 REDUCTION

20250269307

2025-08-28

VOLUMETRIC MEDIA AND USES THEREOF

20250161097

2025-05-22

ENCLOSURE VENTILATION FILTER

20240293251

2024-09-05

Enclosure ventilation filter

20240198276

2024-06-20

System and method for improving the performance and lowering the cost of atmospheric carbon dioxide removal by direct air capture

20230225896

2023-07-20

Enclosure ventilation filter and assembly method

20200088352

2020-03-19

Adsorbent-based, mechanically-regulated gas storage and delivery vessel

20200066307

2020-02-27

Recirculation filter for an enclosure

20170178695

2017-06-22

Recirculation filter for an electronic enclosure

#10

20160045862

2016-02-18

Dry Material Distribution Device for a Duct with Gas Flow

#11

20150241071

2015-08-27

Personal dehumidification system

#12

20090294348

2009-12-03

Contaminant adsorption filtration media, elements, systems and methods employing wire or other lattice support

#13

17564697

2024-10-15

System and method for improving the performance and lowering the cost of atmospheric carbon dioxide removal by direct air capture

#14

17345851

2022-07-19

System and method for improving the performance and lowering the cost of atmospheric carbon dioxide removal by direct air capture