JPH0427315B2 - - Google Patents
Info
- Publication number
- JPH0427315B2 JPH0427315B2 JP59084743A JP8474384A JPH0427315B2 JP H0427315 B2 JPH0427315 B2 JP H0427315B2 JP 59084743 A JP59084743 A JP 59084743A JP 8474384 A JP8474384 A JP 8474384A JP H0427315 B2 JPH0427315 B2 JP H0427315B2
- Authority
- JP
- Japan
- Prior art keywords
- wire
- pipe
- conductive material
- spirally wound
- metal tube
- 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 - Lifetime
Links
- 239000002184 metal Substances 0.000 claims description 32
- 238000005452 bending Methods 0.000 claims description 24
- 239000004020 conductor Substances 0.000 claims description 22
- 238000009413 insulation Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 239000011247 coating layer Substances 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000012777 electrically insulating material Substances 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- -1 for example Substances 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Prevention Of Electric Corrosion (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59084743A JPS60228689A (ja) | 1984-04-25 | 1984-04-25 | 管の絶縁位置の探知方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59084743A JPS60228689A (ja) | 1984-04-25 | 1984-04-25 | 管の絶縁位置の探知方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60228689A JPS60228689A (ja) | 1985-11-13 |
| JPH0427315B2 true JPH0427315B2 (enrdf_load_stackoverflow) | 1992-05-11 |
Family
ID=13839168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59084743A Granted JPS60228689A (ja) | 1984-04-25 | 1984-04-25 | 管の絶縁位置の探知方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60228689A (enrdf_load_stackoverflow) |
-
1984
- 1984-04-25 JP JP59084743A patent/JPS60228689A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60228689A (ja) | 1985-11-13 |