JPWO2022239641A1 - - Google Patents
Info
- Publication number
- JPWO2022239641A1 JPWO2022239641A1 JP2022550140A JP2022550140A JPWO2022239641A1 JP WO2022239641 A1 JPWO2022239641 A1 JP WO2022239641A1 JP 2022550140 A JP2022550140 A JP 2022550140A JP 2022550140 A JP2022550140 A JP 2022550140A JP WO2022239641 A1 JPWO2022239641 A1 JP WO2022239641A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/18—Water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3577—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing liquids, e.g. polluted water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/066—Modifiable path; multiple paths in one sample
- G01N2201/0662—Comparing measurements on two or more paths in one sample
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/066—Modifiable path; multiple paths in one sample
- G01N2201/0668—Multiple paths; optimisable path length
Landscapes
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021081397 | 2021-05-13 | ||
| JP2021081397 | 2021-05-13 | ||
| PCT/JP2022/018880 WO2022239641A1 (ja) | 2021-05-13 | 2022-04-26 | 水質センサ及び水中の物質濃度測定方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022239641A1 true JPWO2022239641A1 (https=) | 2022-11-17 |
| JP7344396B2 JP7344396B2 (ja) | 2023-09-13 |
Family
ID=84028277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022550140A Active JP7344396B2 (ja) | 2021-05-13 | 2022-04-26 | 水質センサ及び水中の物質濃度測定方法 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20240255416A1 (https=) |
| EP (1) | EP4339594A4 (https=) |
| JP (1) | JP7344396B2 (https=) |
| CN (1) | CN117295936A (https=) |
| WO (1) | WO2022239641A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7723452B1 (ja) * | 2025-01-28 | 2025-08-14 | Wota株式会社 | フローセルシステム |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01313737A (ja) * | 1988-06-14 | 1989-12-19 | Canon Inc | 検体検査装置 |
| JPH10108857A (ja) * | 1996-10-04 | 1998-04-28 | Hitachi Ltd | 生化学計測装置 |
| JPH11503236A (ja) * | 1995-04-06 | 1999-03-23 | アルファ・ラヴァル・アグリ・アクチボラゲット | 流体中の粒子の定量決定方法及びその装置 |
| JP2004294355A (ja) * | 2003-03-28 | 2004-10-21 | Citizen Watch Co Ltd | 濃度測定装置 |
| JP2008070293A (ja) * | 2006-09-15 | 2008-03-27 | Yokogawa Electric Corp | 水質測定装置 |
| US20100128256A1 (en) * | 2007-07-06 | 2010-05-27 | Alasdair Ian Thomson | Optical cell |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0524225D0 (en) | 2005-11-29 | 2006-01-04 | Amersham Biosciences Ab | Methods and apparatus for detecting and measuring the concentration of a substance in a solution |
| WO2011077306A1 (en) * | 2009-12-25 | 2011-06-30 | Koninklijke Philips Electronics N.V. | Apparatuses and methods for measuring uv absorption rate |
| BR112018068208B1 (pt) * | 2016-03-09 | 2023-12-05 | Ysi, Inc. | Sensor óptico de nitrato e método para medição multiparamétrica da qualidade de água |
| JP7032729B2 (ja) | 2017-12-15 | 2022-03-09 | 国立大学法人豊橋技術科学大学 | 硝酸イオンおよび亜硝酸イオンの濃度検出方法および濃度検出装置ならびに植物生長・延命剤製造装置 |
-
2022
- 2022-04-26 EP EP22807343.3A patent/EP4339594A4/en not_active Withdrawn
- 2022-04-26 US US18/560,276 patent/US20240255416A1/en not_active Abandoned
- 2022-04-26 WO PCT/JP2022/018880 patent/WO2022239641A1/ja not_active Ceased
- 2022-04-26 JP JP2022550140A patent/JP7344396B2/ja active Active
- 2022-04-26 CN CN202280034246.3A patent/CN117295936A/zh not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01313737A (ja) * | 1988-06-14 | 1989-12-19 | Canon Inc | 検体検査装置 |
| JPH11503236A (ja) * | 1995-04-06 | 1999-03-23 | アルファ・ラヴァル・アグリ・アクチボラゲット | 流体中の粒子の定量決定方法及びその装置 |
| JPH10108857A (ja) * | 1996-10-04 | 1998-04-28 | Hitachi Ltd | 生化学計測装置 |
| JP2004294355A (ja) * | 2003-03-28 | 2004-10-21 | Citizen Watch Co Ltd | 濃度測定装置 |
| JP2008070293A (ja) * | 2006-09-15 | 2008-03-27 | Yokogawa Electric Corp | 水質測定装置 |
| US20100128256A1 (en) * | 2007-07-06 | 2010-05-27 | Alasdair Ian Thomson | Optical cell |
Also Published As
| Publication number | Publication date |
|---|---|
| US20240255416A1 (en) | 2024-08-01 |
| JP7344396B2 (ja) | 2023-09-13 |
| CN117295936A (zh) | 2023-12-26 |
| EP4339594A4 (en) | 2025-05-07 |
| EP4339594A1 (en) | 2024-03-20 |
| WO2022239641A1 (ja) | 2022-11-17 |
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