JPH0143199B2 - - Google Patents
Info
- Publication number
- JPH0143199B2 JPH0143199B2 JP12270181A JP12270181A JPH0143199B2 JP H0143199 B2 JPH0143199 B2 JP H0143199B2 JP 12270181 A JP12270181 A JP 12270181A JP 12270181 A JP12270181 A JP 12270181A JP H0143199 B2 JPH0143199 B2 JP H0143199B2
- Authority
- JP
- Japan
- Prior art keywords
- upstream
- conduit
- downstream
- bag
- hose
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims description 91
- 238000010926 purge Methods 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 21
- 238000010276 construction Methods 0.000 claims description 21
- 238000009792 diffusion process Methods 0.000 claims description 8
- 239000006185 dispersion Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000003780 insertion Methods 0.000 description 10
- 230000037431 insertion Effects 0.000 description 10
- 238000005553 drilling Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 1
Landscapes
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Pipe Accessories (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12270181A JPS5824693A (ja) | 1981-08-04 | 1981-08-04 | 不断流式無噴出遮断工法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12270181A JPS5824693A (ja) | 1981-08-04 | 1981-08-04 | 不断流式無噴出遮断工法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5824693A JPS5824693A (ja) | 1983-02-14 |
| JPH0143199B2 true JPH0143199B2 (enExample) | 1989-09-19 |
Family
ID=14842467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12270181A Granted JPS5824693A (ja) | 1981-08-04 | 1981-08-04 | 不断流式無噴出遮断工法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5824693A (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63297894A (ja) * | 1987-05-29 | 1988-12-05 | 大阪瓦斯株式会社 | 都市ガスの既設配管の工事方法 |
| JPS63297895A (ja) * | 1987-05-29 | 1988-12-05 | 大阪瓦斯株式会社 | 都市ガスの既設配管の工事用バイパス装置 |
-
1981
- 1981-08-04 JP JP12270181A patent/JPS5824693A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5824693A (ja) | 1983-02-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4649948A (en) | Entry tap valve for pressurized pipe leak detector | |
| US4351349A (en) | Pipe repair kit apparatus and method | |
| US7552742B2 (en) | Hot tap device | |
| JPH0143199B2 (enExample) | ||
| JPH0143198B2 (enExample) | ||
| JPH02599B2 (enExample) | ||
| KR200275990Y1 (ko) | 에어백을 이용한 가스배관 차단장치 | |
| JP2002213680A (ja) | ガス遮断方法 | |
| KR101815041B1 (ko) | 압축 공기식 부단수 차단방법 | |
| JP6505141B2 (ja) | 不断流式の流路閉塞装置 | |
| JP3073049B2 (ja) | ガス供給管の結び替え工事方法及びその装置 | |
| KR100797599B1 (ko) | 유체 차단장치 및 이를 이용한 임시 유체 차단방법 | |
| JPS648232B2 (enExample) | ||
| JP2019078400A (ja) | バイパス形成装置およびバイパス形成方法 | |
| JP2001271984A (ja) | ガス遮断装置 | |
| JPH0252159B2 (enExample) | ||
| JP4656368B2 (ja) | 不断流閉栓方法 | |
| US4960155A (en) | Device for permitting a first length of previously commissioned main to be extended by connecting a second length of main thereto | |
| JP2005240848A (ja) | ガスパージ方法 | |
| JPS6325238B2 (enExample) | ||
| JPH0214596B2 (enExample) | ||
| JP3129849B2 (ja) | バイパス工法 | |
| JPH0124958B2 (enExample) | ||
| JPH0124473Y2 (enExample) | ||
| JP4091290B2 (ja) | 放散管設置治具及び設置方法 |