JPS4916914A - - Google Patents
Info
- Publication number
- JPS4916914A JPS4916914A JP5740372A JP5740372A JPS4916914A JP S4916914 A JPS4916914 A JP S4916914A JP 5740372 A JP5740372 A JP 5740372A JP 5740372 A JP5740372 A JP 5740372A JP S4916914 A JPS4916914 A JP S4916914A
- 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
Landscapes
- Examining Or Testing Airtightness (AREA)
- Pipeline Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5740372A JPS5247704B2 (en:Method) | 1972-06-09 | 1972-06-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5740372A JPS5247704B2 (en:Method) | 1972-06-09 | 1972-06-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4916914A true JPS4916914A (en:Method) | 1974-02-14 |
| JPS5247704B2 JPS5247704B2 (en:Method) | 1977-12-05 |
Family
ID=13054661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5740372A Expired JPS5247704B2 (en:Method) | 1972-06-09 | 1972-06-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5247704B2 (en:Method) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5330027A (en) * | 1976-08-30 | 1978-03-20 | Ledeen Flow Control Systems | Means for detecting destruction of pipelines |
| JPS5351521A (en) * | 1976-10-21 | 1978-05-11 | Japan Steel Works Ltd:The | Line-brake detector |
| JPS5356714A (en) * | 1976-11-04 | 1978-05-23 | Japan Steel Works Ltd:The | Line break detector |
| JPS5470492U (en:Method) * | 1977-10-21 | 1979-05-19 | ||
| JPH06129942A (ja) * | 1992-10-16 | 1994-05-13 | Nkk Corp | パイプラインの監視方法及びその装置 |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS612757U (ja) * | 1984-06-13 | 1986-01-09 | 株式会社山武 | 防爆型電気／変位変換機構 |
-
1972
- 1972-06-09 JP JP5740372A patent/JPS5247704B2/ja not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5330027A (en) * | 1976-08-30 | 1978-03-20 | Ledeen Flow Control Systems | Means for detecting destruction of pipelines |
| JPS5351521A (en) * | 1976-10-21 | 1978-05-11 | Japan Steel Works Ltd:The | Line-brake detector |
| JPS5356714A (en) * | 1976-11-04 | 1978-05-23 | Japan Steel Works Ltd:The | Line break detector |
| JPS5470492U (en:Method) * | 1977-10-21 | 1979-05-19 | ||
| JPH06129942A (ja) * | 1992-10-16 | 1994-05-13 | Nkk Corp | パイプラインの監視方法及びその装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5247704B2 (en:Method) | 1977-12-05 |