Title:
PERMEABILITY MEASUREMENT APPARATUS AND PERMEABILITY MEASUREMENT METHOD
Document Type and Number:
WIPO Patent Application WO/2022/267218
Kind Code:
A1
Abstract:
A permeability measurement apparatus and a permeability measurement method. The permeability measurement apparatus comprises: a gas intake cavity (100); permeation cavities, wherein a plurality of groups of permeation cavities are all connected to the gas intake cavity (100), a gas intake valve (810) is arranged between each of the permeation cavities and the gas intake cavity (100), and when the gas intake valve (810) is opened, the gas intake cavity (100) is in communication with the corresponding permeation cavity, and each permeation cavity is internally provided with a first sample mounting area; a measurement cavity (600), wherein the plurality of groups of permeation cavities are all connected to the measurement cavity (600), an accumulation valve (820) is arranged between each of the permeation cavities and the measurement cavity (600), and when the accumulation valve (820) is opened, the measurement cavity (600) is in communication with the corresponding permeation cavity; and a measurement instrument, wherein the measurement instrument is in communication with the measurement cavity (600).
Inventors:
CHEN RONG (CN)
WU RUNQING (CN)
SHAN BIN (CN)
CAO KUN (CN)
CHEN ZHIPING (CN)
LIU CHENXI (CN)
WU RUNQING (CN)
SHAN BIN (CN)
CAO KUN (CN)
CHEN ZHIPING (CN)
LIU CHENXI (CN)
Application Number:
PCT/CN2021/115362
Publication Date:
December 29, 2022
Filing Date:
August 30, 2021
Export Citation:
Assignee:
UNIV HUAZHONG SCIENCE TECH (CN)
HUST WUXI RES INSTITUTE (CN)
HUST WUXI RES INSTITUTE (CN)
International Classes:
G01N15/08; G01N5/02
Foreign References:
| CN102628785A | 2012-08-08 | |||
| CN106525683A | 2017-03-22 | |||
| CN108287128A | 2018-07-17 | |||
| CN111551476A | 2020-08-18 | |||
| CN112098292A | 2020-12-18 | |||
| CN1657911A | 2005-08-24 | |||
| CN105814421A | 2016-07-27 | |||
| CN209311289U | 2019-08-27 | |||
| CN102928326A | 2013-02-13 | |||
| CN104483227A | 2015-04-01 | |||
| CN105466831A | 2016-04-06 | |||
| JP2010249609A | 2010-11-04 | |||
| US4858461A | 1989-08-22 |
Attorney, Agent or Firm:
ADVANCE CHINA IP LAW OFFICE (CN)
Download PDF:
Previous Patent: DISPLAY PANEL AND PREPARATION METHOD THEREFOR
Next Patent: AUTOMATIC FOCUSING METHOD AND APPARATUS, AND STORAGE MEDIUM
Next Patent: AUTOMATIC FOCUSING METHOD AND APPARATUS, AND STORAGE MEDIUM