JPH0565117B2 - - Google Patents
Info
- Publication number
- JPH0565117B2 JPH0565117B2 JP61229990A JP22999086A JPH0565117B2 JP H0565117 B2 JPH0565117 B2 JP H0565117B2 JP 61229990 A JP61229990 A JP 61229990A JP 22999086 A JP22999086 A JP 22999086A JP H0565117 B2 JPH0565117 B2 JP H0565117B2
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- magnetic
- buried pipe
- magnetic force
- magnetic field
- 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
- 238000001514 detection method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910001208 Crucible steel Inorganic materials 0.000 description 1
- 101001106432 Homo sapiens Rod outer segment membrane protein 1 Proteins 0.000 description 1
- 102100021424 Rod outer segment membrane protein 1 Human genes 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Geophysics And Detection Of Objects (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61229990A JPS6385388A (ja) | 1986-09-30 | 1986-09-30 | 埋設管の位置検出方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61229990A JPS6385388A (ja) | 1986-09-30 | 1986-09-30 | 埋設管の位置検出方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6385388A JPS6385388A (ja) | 1988-04-15 |
| JPH0565117B2 true JPH0565117B2 (en]) | 1993-09-17 |
Family
ID=16900872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61229990A Granted JPS6385388A (ja) | 1986-09-30 | 1986-09-30 | 埋設管の位置検出方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6385388A (en]) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5164584B2 (ja) * | 2008-01-22 | 2013-03-21 | 日本電子技術株式会社 | 着磁物位置検出ユニット、及びこれを用いた着磁物位置検出装置 |
| JP4493727B1 (ja) * | 2009-11-10 | 2010-06-30 | 哲明 秋田 | 鉄筋コンクリート構造物におけるコンクリートのかぶり厚さの測定又は検査方法及びかぶり厚さ検査器具 |
| WO2012123993A1 (ja) * | 2011-03-17 | 2012-09-20 | Shimizu Shigejiro | 管内移動体探知用の発信器、管内移動体および管内移動体探知システム |
-
1986
- 1986-09-30 JP JP61229990A patent/JPS6385388A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6385388A (ja) | 1988-04-15 |
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