JPS6219693B2 - - Google Patents
Info
- Publication number
- JPS6219693B2 JPS6219693B2 JP54020390A JP2039079A JPS6219693B2 JP S6219693 B2 JPS6219693 B2 JP S6219693B2 JP 54020390 A JP54020390 A JP 54020390A JP 2039079 A JP2039079 A JP 2039079A JP S6219693 B2 JPS6219693 B2 JP S6219693B2
- Authority
- JP
- Japan
- Prior art keywords
- inspection target
- detection device
- absence
- inspected
- leakage
- 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
- 238000001514 detection method Methods 0.000 claims description 29
- 238000007689 inspection Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 8
- 239000007789 gas Substances 0.000 description 10
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 7
- 229910001873 dinitrogen Inorganic materials 0.000 description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2039079A JPS55112542A (en) | 1979-02-22 | 1979-02-22 | Pipe leak detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2039079A JPS55112542A (en) | 1979-02-22 | 1979-02-22 | Pipe leak detection method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55112542A JPS55112542A (en) | 1980-08-30 |
| JPS6219693B2 true JPS6219693B2 (es) | 1987-04-30 |
Family
ID=12025682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2039079A Granted JPS55112542A (en) | 1979-02-22 | 1979-02-22 | Pipe leak detection method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS55112542A (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6243533A (ja) * | 1985-08-21 | 1987-02-25 | Tokyo Gas Co Ltd | 配管における漏洩箇所の検出方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS491102A (es) * | 1972-04-15 | 1974-01-08 | ||
| JPS4939946A (es) * | 1972-08-25 | 1974-04-15 | ||
| JPS5099188A (es) * | 1973-12-28 | 1975-08-06 |
-
1979
- 1979-02-22 JP JP2039079A patent/JPS55112542A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS491102A (es) * | 1972-04-15 | 1974-01-08 | ||
| JPS4939946A (es) * | 1972-08-25 | 1974-04-15 | ||
| JPS5099188A (es) * | 1973-12-28 | 1975-08-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55112542A (en) | 1980-08-30 |
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