DE69410235T2 - Vorrichtung zum aufspueren von unterirdischen leitern - Google Patents
Vorrichtung zum aufspueren von unterirdischen leiternInfo
- Publication number
- DE69410235T2 DE69410235T2 DE69410235T DE69410235T DE69410235T2 DE 69410235 T2 DE69410235 T2 DE 69410235T2 DE 69410235 T DE69410235 T DE 69410235T DE 69410235 T DE69410235 T DE 69410235T DE 69410235 T2 DE69410235 T2 DE 69410235T2
- Authority
- DE
- Germany
- Prior art keywords
- ladders
- detecting underground
- underground
- detecting
- underground ladders
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
- G01V3/10—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
- G01V3/104—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils using several coupled or uncoupled coils
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Life Sciences & Earth Sciences (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/011,383 US5471143A (en) | 1993-01-29 | 1993-01-29 | Apparatus for locating buried conductors using phase-shifted signals |
PCT/US1994/000527 WO1994017429A1 (en) | 1993-01-29 | 1994-01-14 | Apparatus for locating buried conductors |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69410235D1 DE69410235D1 (de) | 1998-06-18 |
DE69410235T2 true DE69410235T2 (de) | 1998-11-19 |
Family
ID=21750141
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69410235T Expired - Lifetime DE69410235T2 (de) | 1993-01-29 | 1994-01-14 | Vorrichtung zum aufspueren von unterirdischen leitern |
Country Status (7)
Country | Link |
---|---|
US (1) | US5471143A (de) |
EP (1) | EP0681706B1 (de) |
JP (1) | JP3025556U (de) |
CN (1) | CN1037550C (de) |
CA (1) | CA2151743C (de) |
DE (1) | DE69410235T2 (de) |
WO (1) | WO1994017429A1 (de) |
Families Citing this family (42)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6417666B1 (en) * | 1991-03-01 | 2002-07-09 | Digital Control, Inc. | Boring tool tracking system and method using magnetic locating signal and wire-in-pipe data |
US5929624A (en) * | 1994-03-23 | 1999-07-27 | Electricite De France | Method and apparatus for detecting electric cables |
US5592092A (en) * | 1994-10-28 | 1997-01-07 | Gas Research Institute | Pipe proximity warning device for accidental damage prevention mounted on the bucket of a backhoe |
US6215888B1 (en) * | 1998-06-10 | 2001-04-10 | At&T Corp. | Cable location method and apparatus using modeling data |
US6633163B2 (en) * | 1999-04-28 | 2003-10-14 | Radiodetection Limited | Apparatus and method for detecting an underground cable while operating a piece of machinery |
US6211807B1 (en) | 1999-05-26 | 2001-04-03 | Geometrics | System using spread spectrum modulation for locating underground objects |
US6617855B2 (en) * | 2000-03-24 | 2003-09-09 | Radiodetection Limited | Pipeline mapping and interrupter therefor |
CZ300715B6 (cs) * | 2001-03-07 | 2009-07-22 | T-Mobile Deutschland Gmbh | Zpusob a zarízení ke zlepšení kvality reci na transparentních telekomunikacních prenosových cestách |
US6999021B2 (en) | 2001-03-12 | 2006-02-14 | Ensco, Inc. | Method and apparatus for detecting, mapping and locating underground utilities |
US6529006B1 (en) | 2001-10-31 | 2003-03-04 | Paul Hayes | Method and apparatus for resolving the position and identity of buried conductive bodies |
US6825793B2 (en) | 2002-03-01 | 2004-11-30 | Ensco, Inc. | System and method for detecting and locating underground objects |
DE10219110A1 (de) * | 2002-04-29 | 2003-11-06 | Klaus Ebinger | Verfahren und Vorrichtung zum Detektieren von Uhrwerken |
US7095231B2 (en) * | 2003-03-12 | 2006-08-22 | Tempo Research Corporation | Method of and system for locating a single passive underground electronic marker type that distinguishes false indication caused by other marker types |
US7151375B2 (en) | 2005-04-13 | 2006-12-19 | Marlin Technology, Inc. | Distinguishing false signals in cable locating |
US10024994B1 (en) | 2006-07-18 | 2018-07-17 | SeeScan, Inc. | Wearable magnetic field utility locator system with sound field generation |
US8473209B2 (en) | 2007-03-13 | 2013-06-25 | Certusview Technologies, Llc | Marking apparatus and marking methods using marking dispenser with machine-readable ID mechanism |
US9086277B2 (en) | 2007-03-13 | 2015-07-21 | Certusview Technologies, Llc | Electronically controlled marking apparatus and methods |
US8060304B2 (en) | 2007-04-04 | 2011-11-15 | Certusview Technologies, Llc | Marking system and method |
US7640105B2 (en) | 2007-03-13 | 2009-12-29 | Certus View Technologies, LLC | Marking system and method with location and/or time tracking |
US7898456B2 (en) * | 2008-02-19 | 2011-03-01 | Prairielands Energy Marketing Inc. | Apparatus and method for detecting and locating hidden objects |
GB2457956B (en) * | 2008-02-29 | 2012-03-28 | Radiodetection Ltd | System for and method of detecting a buried conductor |
US8965700B2 (en) | 2008-10-02 | 2015-02-24 | Certusview Technologies, Llc | Methods and apparatus for generating an electronic record of environmental landmarks based on marking device actuations |
US8280631B2 (en) | 2008-10-02 | 2012-10-02 | Certusview Technologies, Llc | Methods and apparatus for generating an electronic record of a marking operation based on marking device actuations |
WO2010039242A2 (en) | 2008-10-02 | 2010-04-08 | Certusview Technologies, Llc | Methods and apparatus for generating electronic records of locate operations |
US8442766B2 (en) | 2008-10-02 | 2013-05-14 | Certusview Technologies, Llc | Marking apparatus having enhanced features for underground facility marking operations, and associated methods and systems |
GB2464279B (en) * | 2008-10-07 | 2012-10-24 | Thales Holdings Uk Plc | Detection of a buried electric wire |
CA2691780C (en) | 2009-02-11 | 2015-09-22 | Certusview Technologies, Llc | Management system, and associated methods and apparatus, for providing automatic assesment of a locate operation |
CA2771286C (en) | 2009-08-11 | 2016-08-30 | Certusview Technologies, Llc | Locating equipment communicatively coupled to or equipped with a mobile/portable device |
CA2713282C (en) | 2009-08-20 | 2013-03-19 | Certusview Technologies, Llc | Marking device with transmitter for triangulating location during marking operations |
CA2710189C (en) | 2009-08-20 | 2012-05-08 | Certusview Technologies, Llc | Methods and apparatus for assessing marking operations based on acceleration information |
WO2011022102A1 (en) | 2009-08-20 | 2011-02-24 | Certusview Technologies, Llc | Methods and marking devices with mechanisms for indicating and/or detecting marking material color |
USD634655S1 (en) | 2010-03-01 | 2011-03-22 | Certusview Technologies, Llc | Handle of a marking device |
USD643321S1 (en) | 2010-03-01 | 2011-08-16 | Certusview Technologies, Llc | Marking device |
USD634657S1 (en) | 2010-03-01 | 2011-03-22 | Certusview Technologies, Llc | Paint holder of a marking device |
USD634656S1 (en) | 2010-03-01 | 2011-03-22 | Certusview Technologies, Llc | Shaft of a marking device |
US8298382B2 (en) | 2010-12-15 | 2012-10-30 | Abriox Limited | Apparatus for use with metallic structures |
CN102565862B (zh) * | 2011-12-16 | 2013-11-20 | 朱德兵 | 一种瞬变电磁响应信号梯度测量方法及观测装置 |
USD684067S1 (en) | 2012-02-15 | 2013-06-11 | Certusview Technologies, Llc | Modular marking device |
US9651341B2 (en) * | 2013-03-14 | 2017-05-16 | The United States Of America, As Represented By The Secretary Of The Navy | System for the detection and classification of buried unexploded ordnance |
GB2504374B (en) * | 2013-05-10 | 2014-06-18 | Scope Internat Ltd C | Apparatus for detecting a concealed conductor |
CN104459761B (zh) * | 2014-12-01 | 2017-05-17 | 国网上海市电力公司 | 采用超声波回馈定位的防误挖地下电缆 |
CN107806817A (zh) * | 2017-11-30 | 2018-03-16 | 宁波市鄞州磁泰电子科技有限公司 | 一种渗碳层厚度的检测装置及方法 |
Family Cites Families (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2252059A (en) * | 1936-12-24 | 1941-08-12 | Siemens App Und Maschinen Gmbh | Method and a device for determining the magnitudes of magnetic fields |
US2921179A (en) * | 1958-11-20 | 1960-01-12 | Air Reduction | Electromagnetically locating and following workpart configurations |
JPS499388B1 (de) * | 1968-05-25 | 1974-03-04 | ||
US3729675A (en) * | 1970-02-13 | 1973-04-24 | R Vosteen | High level non-contacting dynamic voltage follower for voltage measurement of electrostatically charged surfaces |
US3808519A (en) * | 1972-06-13 | 1974-04-30 | Commissariat Energie Atomique | Method and device for determining the depth of a magnetic anomaly |
US3860866A (en) * | 1973-05-04 | 1975-01-14 | Western Electric Co | Methods and apparatus for locating an open section in a conductor |
US4990852A (en) * | 1973-09-07 | 1991-02-05 | United States Of America As Represented By The Secretary Of The Navy | Automatic classifier for electric wire detector |
US3889179A (en) * | 1974-01-21 | 1975-06-10 | Cranleigh Electro Thermal Inc | Directional pickup coil and oscillator apparatus for the location of buried electrically conducting elements |
US3988663A (en) * | 1975-03-19 | 1976-10-26 | Texaco Inc. | Locator for metallic pipe with AC signals impressed |
GB1509914A (en) * | 1975-05-23 | 1978-05-04 | Electrolocation Ltd | Detector systems for electromagnetic surveying |
US4119908A (en) * | 1975-11-28 | 1978-10-10 | A. P. C. Industries, Inc. | Method for locating buried markers which are disposed along the path of an underground conductor |
FR2353068A1 (fr) * | 1976-05-24 | 1977-12-23 | Intersub Dev Sa | Appareil de reperage d'un objet metallique allonge |
US4134061A (en) * | 1977-02-02 | 1979-01-09 | Gudgel Howard S | Pipe current detector with plural magnetic flux detectors |
DE2752027A1 (de) * | 1977-11-22 | 1979-05-23 | Bosch Gmbh Robert | Anordnung zum spurfuehren eines gleisfreien fahrzeuges |
US4220913A (en) * | 1978-05-23 | 1980-09-02 | Electrolocation Limited | Apparatus for and methods of electromagnetic surveying of elongated underground conductors |
GB2041531B (en) * | 1979-01-29 | 1983-09-14 | British Gas Corp | Detecting inaccessible objects |
EP0024183A1 (de) * | 1979-08-18 | 1981-02-25 | Geodate Limited | Verfahren zum Entdecken von Fehlern in der elektrisch leitenden Bewehrung eines Kabels |
US4427942A (en) * | 1980-04-29 | 1984-01-24 | Electrolocation Limited | Concealed electrical conductor detecting system |
US4520317A (en) * | 1980-07-31 | 1985-05-28 | Metrotech, Inc. | Apparatus including a pair of automatic gain controlled amplifiers for determining the lateral direction to a concealed conductive object |
US4387340A (en) * | 1980-07-31 | 1983-06-07 | Metrotech, Inc. | Apparatus for determining the distance to a concealed conductive object which is radiating an alternating current signal |
US4390836A (en) * | 1980-08-11 | 1983-06-28 | Marathon Oil Company | Method and apparatus for the detection of pipeline holidays |
US4458204A (en) * | 1981-09-10 | 1984-07-03 | Weber Harold J | Frequency dependent pulsed gain modulated concealed structure locator |
HU185723B (en) * | 1982-07-09 | 1985-03-28 | Laszlo Szedlmajer | Method and apparatus for determining the track and depth of under grund lines |
GB8304330D0 (en) * | 1983-02-16 | 1983-03-23 | Howell M I | Electromagnetic surveying of pipes and cables |
US4639674A (en) * | 1983-04-11 | 1987-01-27 | Schonstedt Instrument Company | Apparatus and method employing extraneous field compensation for locating current-carrying objects |
US4542344A (en) * | 1983-09-02 | 1985-09-17 | Corrosion Logging Service International | Detecting buried pipeline depth and location with electromagnetic triangulation |
DE3334548A1 (de) * | 1983-09-23 | 1985-04-04 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München | Verfahren und vorrichtung zur spurfuehrung eines gleislosen fahrzeuges |
US4686454A (en) * | 1984-08-22 | 1987-08-11 | Pasar, Inc. | Conductor tracer with improved open circuit detection, close-range discrimination and directionality |
US4843324A (en) * | 1985-12-09 | 1989-06-27 | R. Donald Plosser | Apparatus for determining the location and distance to a concealed conductive structure |
US4767237A (en) * | 1986-08-26 | 1988-08-30 | Minnesota Mining And Manufacturing Company | Marking tape with wire conductors and methods for use |
US5093622A (en) * | 1989-03-17 | 1992-03-03 | Minnesota Mining And Manufacturing Company | Method and apparatus for determining direction to and position of an underground conductor |
US5001430A (en) * | 1989-06-05 | 1991-03-19 | Heath Consultants, Inc. | Apparatus for locating concealed electrical conductors |
GB8914898D0 (en) * | 1989-06-29 | 1989-08-23 | Radiodetection Ltd | Improvements relating to cable fault tracing systems |
US4942365A (en) * | 1989-07-24 | 1990-07-17 | Teltest Electronics Laboratories, Inc. | Synchronous phase and/or frequency detection system |
US5119028A (en) * | 1990-04-26 | 1992-06-02 | Grumman Aerospace Corporation | Method and system for determining the depth of an electrically conductive body in a medium having a known conductivity and a known permeability by measuring phase difference between a primary and secondary magnetic field |
-
1993
- 1993-01-29 US US08/011,383 patent/US5471143A/en not_active Expired - Lifetime
-
1994
- 1994-01-14 CA CA002151743A patent/CA2151743C/en not_active Expired - Fee Related
- 1994-01-14 DE DE69410235T patent/DE69410235T2/de not_active Expired - Lifetime
- 1994-01-14 JP JP1994600012U patent/JP3025556U/ja not_active Expired - Lifetime
- 1994-01-14 EP EP94906076A patent/EP0681706B1/de not_active Expired - Lifetime
- 1994-01-14 WO PCT/US1994/000527 patent/WO1994017429A1/en active IP Right Grant
- 1994-01-14 CN CN94191050A patent/CN1037550C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1037550C (zh) | 1998-02-25 |
CA2151743C (en) | 2003-09-23 |
JP3025556U (ja) | 1996-06-21 |
DE69410235D1 (de) | 1998-06-18 |
CN1117316A (zh) | 1996-02-21 |
CA2151743A1 (en) | 1994-08-04 |
WO1994017429A1 (en) | 1994-08-04 |
US5471143A (en) | 1995-11-28 |
EP0681706A1 (de) | 1995-11-15 |
EP0681706B1 (de) | 1998-05-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: PAE REINHARD, SKUHRA, WEISE & PARTNER GBR, 80801 M |