JPWO2024034487A1 - - Google Patents
Info
- Publication number
- JPWO2024034487A1 JPWO2024034487A1 JP2024540415A JP2024540415A JPWO2024034487A1 JP WO2024034487 A1 JPWO2024034487 A1 JP WO2024034487A1 JP 2024540415 A JP2024540415 A JP 2024540415A JP 2024540415 A JP2024540415 A JP 2024540415A JP WO2024034487 A1 JPWO2024034487 A1 JP WO2024034487A1
- 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
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
- G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
-
- 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
- G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
- G01N2021/3545—Disposition for compensating effect of interfering gases
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022126517 | 2022-08-08 | ||
| JP2022126517 | 2022-08-08 | ||
| PCT/JP2023/028260 WO2024034487A1 (ja) | 2022-08-08 | 2023-08-02 | ガス測定装置 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2024034487A1 true JPWO2024034487A1 (https=) | 2024-02-15 |
| JPWO2024034487A5 JPWO2024034487A5 (https=) | 2025-04-16 |
| JP7827157B2 JP7827157B2 (ja) | 2026-03-10 |
Family
ID=89851720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024540415A Active JP7827157B2 (ja) | 2022-08-08 | 2023-08-02 | ガス測定装置 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20260029338A1 (https=) |
| EP (1) | EP4571294A1 (https=) |
| JP (1) | JP7827157B2 (https=) |
| CN (1) | CN119654548A (https=) |
| WO (1) | WO2024034487A1 (https=) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5124282A (ja) * | 1974-08-22 | 1976-02-27 | Shimadzu Corp | Hibunsangatasekigaisenbunsekikei |
| JPS5145570A (ja) * | 1974-10-17 | 1976-04-19 | Shimadzu Corp | Renzokukyukobunsekikeino zerotenjidohoseisochi |
| JPH07167784A (ja) * | 1993-12-16 | 1995-07-04 | Fuji Electric Co Ltd | 赤外線ガス分析計 |
| JP2003050203A (ja) * | 2001-08-03 | 2003-02-21 | Nissan Motor Co Ltd | 非分散型赤外吸収式ガス分析装置及び分析方法 |
| JP2013120058A (ja) * | 2011-12-06 | 2013-06-17 | Shimadzu Corp | 燃焼排ガス分析装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61199657U (https=) | 1985-06-04 | 1986-12-13 | ||
| DE3937141A1 (de) | 1989-11-08 | 1991-05-16 | Hartmann & Braun Ag | Nichtdispersiver infrarot-gasanalysator zur gleichzeitigen messung der konzentration mehrerer komponenten einer gasprobe |
| JPH09318534A (ja) | 1996-05-25 | 1997-12-12 | Horiba Ltd | ＨＣｌ計 |
-
2023
- 2023-08-02 CN CN202380058264.XA patent/CN119654548A/zh active Pending
- 2023-08-02 US US19/102,286 patent/US20260029338A1/en active Pending
- 2023-08-02 EP EP23852454.0A patent/EP4571294A1/en active Pending
- 2023-08-02 WO PCT/JP2023/028260 patent/WO2024034487A1/ja not_active Ceased
- 2023-08-02 JP JP2024540415A patent/JP7827157B2/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5124282A (ja) * | 1974-08-22 | 1976-02-27 | Shimadzu Corp | Hibunsangatasekigaisenbunsekikei |
| JPS5145570A (ja) * | 1974-10-17 | 1976-04-19 | Shimadzu Corp | Renzokukyukobunsekikeino zerotenjidohoseisochi |
| JPH07167784A (ja) * | 1993-12-16 | 1995-07-04 | Fuji Electric Co Ltd | 赤外線ガス分析計 |
| JP2003050203A (ja) * | 2001-08-03 | 2003-02-21 | Nissan Motor Co Ltd | 非分散型赤外吸収式ガス分析装置及び分析方法 |
| JP2013120058A (ja) * | 2011-12-06 | 2013-06-17 | Shimadzu Corp | 燃焼排ガス分析装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20260029338A1 (en) | 2026-01-29 |
| JP7827157B2 (ja) | 2026-03-10 |
| WO2024034487A1 (ja) | 2024-02-15 |
| EP4571294A1 (en) | 2025-06-18 |
| CN119654548A (zh) | 2025-03-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20250123 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20250123 |
|
| TRDD | Decision of grant or rejection written | ||
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20260127 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20260209 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 7827157 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |