JPS6139966Y2 - - Google Patents
Info
- Publication number
- JPS6139966Y2 JPS6139966Y2 JP1450379U JP1450379U JPS6139966Y2 JP S6139966 Y2 JPS6139966 Y2 JP S6139966Y2 JP 1450379 U JP1450379 U JP 1450379U JP 1450379 U JP1450379 U JP 1450379U JP S6139966 Y2 JPS6139966 Y2 JP S6139966Y2
- Authority
- JP
- Japan
- Prior art keywords
- tube
- inner tube
- cleaning
- outer tube
- hole
- 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
- 238000004140 cleaning Methods 0.000 claims description 30
- 239000007788 liquid Substances 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 7
- 238000005086 pumping Methods 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 description 9
- 238000001514 detection method Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Cleaning In General (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1450379U JPS6139966Y2 (en]) | 1979-02-07 | 1979-02-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1450379U JPS6139966Y2 (en]) | 1979-02-07 | 1979-02-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS55116257U JPS55116257U (en]) | 1980-08-16 |
| JPS6139966Y2 true JPS6139966Y2 (en]) | 1986-11-15 |
Family
ID=28834532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1450379U Expired JPS6139966Y2 (en]) | 1979-02-07 | 1979-02-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6139966Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6932230B1 (ja) * | 2020-11-19 | 2021-09-08 | 祥正 河原田 | 既設排水管の管内面を研磨するための研磨装置、及び既設排水管の漏水補修方法 |
-
1979
- 1979-02-07 JP JP1450379U patent/JPS6139966Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS55116257U (en]) | 1980-08-16 |
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