JPH0250654U - - Google Patents
Info
- Publication number
- JPH0250654U JPH0250654U JP10112389U JP10112389U JPH0250654U JP H0250654 U JPH0250654 U JP H0250654U JP 10112389 U JP10112389 U JP 10112389U JP 10112389 U JP10112389 U JP 10112389U JP H0250654 U JPH0250654 U JP H0250654U
- Authority
- JP
- Japan
- Prior art keywords
- sensor unit
- unit row
- sensor
- row
- underground
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989101123U JPH0434439Y2 (enrdf_load_html_response) | 1989-08-31 | 1989-08-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989101123U JPH0434439Y2 (enrdf_load_html_response) | 1989-08-31 | 1989-08-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0250654U true JPH0250654U (enrdf_load_html_response) | 1990-04-09 |
JPH0434439Y2 JPH0434439Y2 (enrdf_load_html_response) | 1992-08-17 |
Family
ID=31329829
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989101123U Expired JPH0434439Y2 (enrdf_load_html_response) | 1989-08-31 | 1989-08-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0434439Y2 (enrdf_load_html_response) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04245110A (ja) * | 1991-01-30 | 1992-09-01 | Sumitomo Electric Ind Ltd | 自己融着性絶縁電線及びそれを用いたコイル |
JPH07167733A (ja) * | 1993-12-14 | 1995-07-04 | Nissho Kogyo Kk | 地中埋設管の破損状態を検査する方法 |
JP2009216458A (ja) * | 2008-03-07 | 2009-09-24 | Toppan Printing Co Ltd | ガス濃度分布計測装置 |
JP2018185125A (ja) * | 2017-04-27 | 2018-11-22 | 三菱電機ビルテクノサービス株式会社 | ガス漏れ検知装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3416357A (en) * | 1960-05-31 | 1968-12-17 | Rayflex Exploration Company | Gas leak surveying |
JPS52147289A (en) * | 1976-06-02 | 1977-12-07 | Hitachi Ltd | Abnormality detection system |
-
1989
- 1989-08-31 JP JP1989101123U patent/JPH0434439Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3416357A (en) * | 1960-05-31 | 1968-12-17 | Rayflex Exploration Company | Gas leak surveying |
JPS52147289A (en) * | 1976-06-02 | 1977-12-07 | Hitachi Ltd | Abnormality detection system |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04245110A (ja) * | 1991-01-30 | 1992-09-01 | Sumitomo Electric Ind Ltd | 自己融着性絶縁電線及びそれを用いたコイル |
JPH07167733A (ja) * | 1993-12-14 | 1995-07-04 | Nissho Kogyo Kk | 地中埋設管の破損状態を検査する方法 |
JP2009216458A (ja) * | 2008-03-07 | 2009-09-24 | Toppan Printing Co Ltd | ガス濃度分布計測装置 |
JP2018185125A (ja) * | 2017-04-27 | 2018-11-22 | 三菱電機ビルテクノサービス株式会社 | ガス漏れ検知装置 |
Also Published As
Publication number | Publication date |
---|---|
JPH0434439Y2 (enrdf_load_html_response) | 1992-08-17 |