JPH0745000Y2 - 粉塵濃度測定装置 - Google Patents
粉塵濃度測定装置Info
- Publication number
- JPH0745000Y2 JPH0745000Y2 JP12889589U JP12889589U JPH0745000Y2 JP H0745000 Y2 JPH0745000 Y2 JP H0745000Y2 JP 12889589 U JP12889589 U JP 12889589U JP 12889589 U JP12889589 U JP 12889589U JP H0745000 Y2 JPH0745000 Y2 JP H0745000Y2
- Authority
- JP
- Japan
- Prior art keywords
- dust
- light
- passage
- dust concentration
- air
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 title claims description 63
- 238000010926 purge Methods 0.000 claims description 34
- 238000005192 partition Methods 0.000 claims description 15
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000009825 accumulation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
Landscapes
- Optical Measuring Cells (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12889589U JPH0745000Y2 (ja) | 1989-11-02 | 1989-11-02 | 粉塵濃度測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12889589U JPH0745000Y2 (ja) | 1989-11-02 | 1989-11-02 | 粉塵濃度測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0368048U JPH0368048U (enExample) | 1991-07-03 |
| JPH0745000Y2 true JPH0745000Y2 (ja) | 1995-10-11 |
Family
ID=31676566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12889589U Expired - Fee Related JPH0745000Y2 (ja) | 1989-11-02 | 1989-11-02 | 粉塵濃度測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0745000Y2 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1522844A4 (en) * | 2002-06-07 | 2007-04-11 | Kyowa Hakko Kogyo Kk | DEVICE FOR MEASURING THE POWDER DENSITY AND AUTOMATIC CONTROL SYSTEM FOR THE POWDER SPREAD |
| JP6561590B2 (ja) * | 2015-05-29 | 2019-08-21 | 株式会社島津製作所 | パーティクル計数装置 |
| JP6766488B2 (ja) * | 2016-07-13 | 2020-10-14 | 富士電機株式会社 | ガス分析装置 |
-
1989
- 1989-11-02 JP JP12889589U patent/JPH0745000Y2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0368048U (enExample) | 1991-07-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |