JPH0442759Y2 - - Google Patents
Info
- Publication number
- JPH0442759Y2 JPH0442759Y2 JP1981587U JP1981587U JPH0442759Y2 JP H0442759 Y2 JPH0442759 Y2 JP H0442759Y2 JP 1981587 U JP1981587 U JP 1981587U JP 1981587 U JP1981587 U JP 1981587U JP H0442759 Y2 JPH0442759 Y2 JP H0442759Y2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- detector
- sampling tube
- shield body
- cylindrical
- 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
Links
- 238000005070 sampling Methods 0.000 claims description 26
- 238000001514 detection method Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 claims 11
- 239000002680 soil gas Substances 0.000 claims 1
- 239000002689 soil Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000012856 packing Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981587U JPH0442759Y2 (en, 2012) | 1987-02-13 | 1987-02-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981587U JPH0442759Y2 (en, 2012) | 1987-02-13 | 1987-02-13 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63128438U JPS63128438U (en, 2012) | 1988-08-23 |
| JPH0442759Y2 true JPH0442759Y2 (en, 2012) | 1992-10-09 |
Family
ID=30814746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981587U Expired JPH0442759Y2 (en, 2012) | 1987-02-13 | 1987-02-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0442759Y2 (en, 2012) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH068515Y2 (ja) * | 1988-09-29 | 1994-03-02 | 大阪瓦斯株式会社 | 地中埋設形ガス検出装置 |
| JP3869384B2 (ja) * | 2003-04-01 | 2007-01-17 | 大起理化工業株式会社 | 試料採取補助具 |
| JP2012215567A (ja) * | 2011-03-31 | 2012-11-08 | Dkk Toa Corp | 試料非吸引採取方式のガス分析計 |
| CN106052964B (zh) * | 2016-05-27 | 2019-03-08 | 中国地质大学（武汉） | 一种钻井压力环境模拟器及其使用方法 |
-
1987
- 1987-02-13 JP JP1981587U patent/JPH0442759Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63128438U (en, 2012) | 1988-08-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7707871B2 (en) | Leak detection system with controlled differential pressure | |
| US3923464A (en) | Combustion apparatus for analytical instruments | |
| SU1281179A3 (ru) | Устройство дл обнаружени утечки | |
| EP1370844B1 (en) | Method and device at testing for leaks and leakage finding | |
| CN101324522A (zh) | 衰减全反射传感器 | |
| SE1530046A1 (sv) | System and method for determining the integrity of containers by optical measurement | |
| JPH0442759Y2 (en, 2012) | ||
| CN101910820B (zh) | 比重计 | |
| KR20010021565A (ko) | 스펙트로스코픽 센서의 보정 방법 | |
| JPS59170739A (ja) | タンクの漏洩検査方法 | |
| CN114720418A (zh) | 一种样品池以及基于傅里叶变换的红外光谱仪 | |
| JPS5923378B2 (ja) | 濃度計 | |
| US8720254B2 (en) | Device for detecting micro-leaks | |
| JPH10170408A (ja) | ガス検出装置 | |
| JP2019056560A (ja) | 検査方法及び検査システム | |
| EP0138370A2 (en) | Apparatus for use in leak detection | |
| JP2001228079A (ja) | 光路長可変セル | |
| KR101513604B1 (ko) | 미량 시료 검출을 위한 유체 흐름 셀 | |
| GB2562925A (en) | Device for detecting gas in fluids | |
| KR102697592B1 (ko) | 광결정 기반 색변화 센서의 감지능 평가용 투명 챔버 및 이를 포함하는 검사 장치 | |
| KR102726071B1 (ko) | 스펙트로메터 및 플로우셀을 구비한 농도측정장치 | |
| CN115508291B (zh) | 一种光学气体检测装置 | |
| Carome et al. | Fiber-optic sensor system for hydrocarbon vapors | |
| CN221100505U (zh) | 一种具有多个空气腔的分布式气体传感器 | |
| CN113176043A (zh) | 一种气体泄漏检测系统和方法 |