Title:
AIR PURIFIERS
Document Type and Number:
WIPO Patent Application WO/2023/093659
Kind Code:
A1
Abstract:
An air purifier (100, 200) comprises a housing defining an enclosure and having an air entrance and an air exit; a particulate filter (120, 220); a NCCO filter material configured to adsorb and decompose at least one gaseous pollutant; an AOG (110, 210) configured to generate at least one oxidant; an oxidant remover configured to remove at least one oxidant; a fan unit (160, 260) configured to generate airflow from the air entrance to the air exit; wherein the particulate filter, the NCCO filter material, the AOG, the oxidant remover and the fan unit are positioned within the enclosure such that during operation, a flow of air passes from the air entrance to the air exit through the particulate filter and the NCCO filter material along a direction of the flow of air. The air purifier (100, 200) may ensure safety to users while efficiency in removing contaminants can be greatly improved.
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Inventors:
CHAN CHI KEUNG RUDY (CN)
JIM KA WAI (CN)
YEUNG LAM LUNG (CN)
JIM KA WAI (CN)
YEUNG LAM LUNG (CN)
Application Number:
PCT/CN2022/133133
Publication Date:
June 01, 2023
Filing Date:
November 21, 2022
Export Citation:
Assignee:
RHT LTD (CN)
International Classes:
B01D46/00; F24F3/16
Foreign References:
| CN108613260A | 2018-10-02 | |||
| CN104913394A | 2015-09-16 | |||
| CN102548636A | 2012-07-04 | |||
| TW587146B | 2004-05-11 |
Attorney, Agent or Firm:
EAGLE IP (SHEN ZHEN) LIMITED (CN)
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