JPS5650206B2 - - Google Patents
Info
- Publication number
- JPS5650206B2 JPS5650206B2 JP3976777A JP3976777A JPS5650206B2 JP S5650206 B2 JPS5650206 B2 JP S5650206B2 JP 3976777 A JP3976777 A JP 3976777A JP 3976777 A JP3976777 A JP 3976777A JP S5650206 B2 JPS5650206 B2 JP S5650206B2
- 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.)
- Expired
Links
Landscapes
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3976777A JPS53125093A (en) | 1977-04-07 | 1977-04-07 | Airtightness testing method of steel pipe weld zone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3976777A JPS53125093A (en) | 1977-04-07 | 1977-04-07 | Airtightness testing method of steel pipe weld zone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53125093A JPS53125093A (en) | 1978-11-01 |
| JPS5650206B2 true JPS5650206B2 (en, 2012) | 1981-11-27 |
Family
ID=12562076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3976777A Granted JPS53125093A (en) | 1977-04-07 | 1977-04-07 | Airtightness testing method of steel pipe weld zone |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS53125093A (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5414267U (en, 2012) * | 1977-06-30 | 1979-01-30 | ||
| JPS5468662A (en) * | 1977-11-11 | 1979-06-01 | Nippon Kokan Kk | Method of detecting position of pipe in internal airtight tester |
| JPS56110032A (en) * | 1980-02-05 | 1981-09-01 | Nippon Kanken Kogyo Kk | Inspecting method for water leakage from buried pipe |
| JPS5764137A (en) * | 1980-10-08 | 1982-04-19 | Tatsuo Ueda | Method and device for measuring leakage of buried pipeline |
| CN105675231B (zh) * | 2016-02-22 | 2019-02-15 | 中航光电科技股份有限公司 | 一种负压密封检测装置 |
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1977
- 1977-04-07 JP JP3976777A patent/JPS53125093A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53125093A (en) | 1978-11-01 |