WO2000000848A1 - Apparatus for detecting metals - Google Patents
Apparatus for detecting metals Download PDFInfo
- Publication number
- WO2000000848A1 WO2000000848A1 PCT/GB1999/001847 GB9901847W WO0000848A1 WO 2000000848 A1 WO2000000848 A1 WO 2000000848A1 GB 9901847 W GB9901847 W GB 9901847W WO 0000848 A1 WO0000848 A1 WO 0000848A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- magnetic field
- metal
- metal object
- processing means
- transmitter
- Prior art date
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
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Electromagnetism (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
Description
Claims
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/719,419 US6541966B1 (en) | 1998-06-27 | 1999-06-10 | Precision metal locating apparatus |
EP99957648A EP1092163B1 (en) | 1998-06-27 | 1999-06-10 | Apparatus for detecting metals |
DE69917030T DE69917030T2 (en) | 1998-06-27 | 1999-06-10 | metal detector |
AT99957648T ATE266212T1 (en) | 1998-06-27 | 1999-06-10 | METAL DETECTION DEVICE |
AU42818/99A AU4281899A (en) | 1998-06-27 | 1999-06-10 | Apparatus for detecting metals |
CA002335499A CA2335499C (en) | 1998-06-27 | 1999-06-10 | Apparatus for detecting metals |
JP2000557162A JP4173638B2 (en) | 1998-06-27 | 1999-06-10 | Metal detector |
GB0029648A GB2357853B (en) | 1998-06-27 | 1999-06-10 | Apparatus for detecting metals |
NO20006647A NO327748B1 (en) | 1998-06-27 | 2000-12-22 | Apparatus for detecting and using a metal object and corresponding method |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9813889.4A GB9813889D0 (en) | 1998-06-27 | 1998-06-27 | Apparatus for detecting metals |
GB9813889.4 | 1998-06-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000000848A1 true WO2000000848A1 (en) | 2000-01-06 |
Family
ID=10834492
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1999/001847 WO2000000848A1 (en) | 1998-06-27 | 1999-06-10 | Apparatus for detecting metals |
Country Status (11)
Country | Link |
---|---|
US (1) | US6541966B1 (en) |
EP (1) | EP1092163B1 (en) |
JP (1) | JP4173638B2 (en) |
AT (1) | ATE266212T1 (en) |
AU (1) | AU4281899A (en) |
CA (1) | CA2335499C (en) |
DE (1) | DE69917030T2 (en) |
GB (2) | GB9813889D0 (en) |
NO (1) | NO327748B1 (en) |
WO (1) | WO2000000848A1 (en) |
ZA (1) | ZA200007370B (en) |
Cited By (13)
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WO2003034095A1 (en) * | 2001-10-17 | 2003-04-24 | Qinetiq Limited | Metal detection apparatus |
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EP1540379A1 (en) * | 2002-06-24 | 2005-06-15 | QR Sciences Limited | Improvements for nuclear quadrupole resonance measurements |
WO2007141290A1 (en) * | 2006-06-07 | 2007-12-13 | Universite De Bretagne Occidentale | Method of tracking a magnetic object, corresponding product computer program, storage means and tracking device |
WO2007147199A1 (en) * | 2006-06-19 | 2007-12-27 | Minelab Electronics Pty Ltd | Metal detector with improved detection capabilities |
WO2008049156A1 (en) * | 2006-10-24 | 2008-05-02 | Andrew Duncan | A metal detector |
US7545140B2 (en) | 2006-09-01 | 2009-06-09 | Qinetiq Limited | Metal object detecting apparatus |
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DE102005057054B4 (en) * | 2004-12-09 | 2016-03-03 | Okm Gmbh | Portable Handheld Geophysical Locator |
EP2224267A3 (en) * | 2009-02-27 | 2016-12-07 | HILTI Aktiengesellschaft | Operating method and coil assembly for a magnetic sensor for detection of metallic objects in a base |
EP2565684A3 (en) * | 2011-07-15 | 2017-10-18 | HILTI Aktiengesellschaft | Method and device for detecting a supply line in a base |
DE102016108988A1 (en) * | 2016-05-13 | 2017-11-16 | Heinrich Hirdes Gmbh | Method and device for finding electrically conductive objects under a ground surface |
DE102017111722A1 (en) * | 2017-05-30 | 2018-12-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | METHOD AND DEVICE FOR CHARACTERIZING AN OBJECT, METHOD AND DEVICE FOR DETERMINING A COMPOSITION OF AN OBJECT, AND METHOD AND DEVICE FOR DETECTING AN ELECTRICALLY CONDUCTIVE AND / OR MAGNETIC PERMEABLE OBJECT |
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FR2806506B1 (en) * | 2000-03-14 | 2003-07-18 | Commissariat Energie Atomique | MAGNETOMETRIC AND INCLINOMETRIC MICROSYSTEM FOR MONITORING VALUE OBJECTS |
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US6724191B1 (en) * | 2000-05-09 | 2004-04-20 | Admiralty Corporation | Systems and methods useful for detecting presence and/or location of various materials |
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US7106194B2 (en) * | 2001-11-16 | 2006-09-12 | The Johns Hopkins University | Method for metal object identification using a three-dimensional steerable magnetic field antenna |
US6949930B2 (en) * | 2002-04-08 | 2005-09-27 | Witten Technologies, Inc. | Time domain induction method and apparatus for locating buried objects in a medium by inducing and measuring transient eddy currents |
US6720764B2 (en) | 2002-04-16 | 2004-04-13 | Thomas Energy Services Inc. | Magnetic sensor system useful for detecting tool joints in a downhold tubing string |
US7239134B2 (en) | 2003-01-17 | 2007-07-03 | Mednovus, Inc. | Screening method and apparatus |
US6956369B2 (en) * | 2003-01-17 | 2005-10-18 | Mednovus, Inc. | Screening method and apparatus |
US7315166B2 (en) * | 2003-01-17 | 2008-01-01 | Mednovus, Inc. | Magnetic resonance imaging screening method and apparatus |
US7154266B2 (en) * | 2003-01-17 | 2006-12-26 | Quantum Magnetics, Inc. | Screening method and apparatus |
US20070055142A1 (en) * | 2003-03-14 | 2007-03-08 | Webler William E | Method and apparatus for image guided position tracking during percutaneous procedures |
US7397848B2 (en) | 2003-04-09 | 2008-07-08 | Rambus Inc. | Partial response receiver |
US7126378B2 (en) | 2003-12-17 | 2006-10-24 | Rambus, Inc. | High speed signaling system with adaptive transmit pre-emphasis |
US7092472B2 (en) * | 2003-09-16 | 2006-08-15 | Rambus Inc. | Data-level clock recovery |
WO2004091392A1 (en) | 2003-04-15 | 2004-10-28 | Philips Intellectual Property & Standards Gmbh | Method and arrangement for influencing magnetic particles and detecting interfering material |
US7521932B2 (en) * | 2003-05-06 | 2009-04-21 | The Penn State Research Foundation | Method and system for adjusting the fundamental symmetric mode of coupled high temperature superconductor coils |
US7069362B2 (en) * | 2003-05-12 | 2006-06-27 | International Business Machines Corporation | Topology for shared memory computer system |
US7126323B1 (en) | 2003-07-25 | 2006-10-24 | Admiralty Corporation | Systems and methods for synchronous detection of signals |
US7295085B2 (en) * | 2003-08-21 | 2007-11-13 | E.I. Du Pont De Nemours And Company | Process for making high temperature superconductor devices each having a line oriented in a spiral fashion |
US6924644B2 (en) * | 2003-09-12 | 2005-08-02 | The United States Of America As Represented By The Secretary Of The Navy | Radiofrequency surface detection coil |
US7301344B2 (en) | 2003-11-24 | 2007-11-27 | E.I. Du Pont De Nemours & Co. | Q-damping circuit including a high temperature superconductor coil for damping a high temperature superconductor self-resonant coil in a nuclear quadrupole resonance detection system |
US7332910B2 (en) * | 2003-11-24 | 2008-02-19 | E.I. Du Pont De Nemours And Company | Frequency detection system comprising circuitry for adjusting the resonance frequency of a high temperature superconductor self-resonant coil |
US20070245374A1 (en) * | 2003-11-24 | 2007-10-18 | Inventec Corporation | Video program subtitle tex recording method and system |
WO2005059582A1 (en) * | 2003-12-15 | 2005-06-30 | E.I. Dupont De Nemours And Company | The use of multiple sensors in a nuclear quadrupole resonance detection system to improve measurement speed |
US7233164B2 (en) * | 2003-12-17 | 2007-06-19 | Rambus Inc. | Offset cancellation in a multi-level signaling system |
WO2005109023A2 (en) * | 2004-02-04 | 2005-11-17 | E.I. Dupont De Nemours And Company | Nqr rf coil assembly comprising two or more coils which may be made from hts |
US7355401B2 (en) * | 2004-02-04 | 2008-04-08 | E.I. Du Pont De Nemours And Company | Use of two or more sensors to detect different nuclear quadrupole resonance signals of a target compound |
WO2006073452A2 (en) * | 2004-04-30 | 2006-07-13 | E.I. Dupont De Nemours And Company | Methods and apparatus for scanning a band of frequencies by nqr using an array of high temperature superconductor sensors |
US7265549B2 (en) | 2004-04-30 | 2007-09-04 | E. I. Du Pont De Nemours And Company | Scanning a band of frequencies using an array of high temperature superconductor sensors tuned to the same frequency |
US7279897B2 (en) * | 2004-04-30 | 2007-10-09 | E. I. Du Pont De Nemours And Company | Scanning a band of frequencies using an array of high temperature superconductor sensors tuned to different frequencies |
US7088103B2 (en) * | 2004-05-11 | 2006-08-08 | White's Electronics, Inc. | Metal detector having a plurality of phase delay discrimination regions with corresponding selectable exception spaces therein |
US20060022670A1 (en) * | 2004-07-31 | 2006-02-02 | Mednovus, Inc. | Magnetic resonance screening portal with combination sensing |
US7239223B2 (en) * | 2004-10-18 | 2007-07-03 | Mednovus, Inc. | Enhancement magnetizer for magnetic resonance imaging screening |
US7148692B2 (en) | 2004-10-20 | 2006-12-12 | White's Electronics, Inc. | Detector for non-ferrous metals with reduced false positive responses |
WO2006060707A2 (en) | 2004-12-03 | 2006-06-08 | E.I. Dupont De Nemours And Company | Matual decoupling of excitation and receive coils of a nuclear quadrupole resonance detection system |
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US7170288B2 (en) * | 2004-12-22 | 2007-01-30 | Fullerton Larry W | Parametric nuclear quadrupole resonance spectroscopy system and method |
US20060139025A1 (en) * | 2004-12-24 | 2006-06-29 | Mednovus, Inc. | Saturation-resistant magnetoresistive sensor for ferromagnetic screening |
US7295107B2 (en) * | 2004-12-30 | 2007-11-13 | Mednovus, Inc. | Ferromagnetic detection pillar |
US20060145691A1 (en) * | 2004-12-30 | 2006-07-06 | Mednovus, Inc. | Ferromagnetic detection pillar and variable aperture portal |
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US10036249B2 (en) * | 2005-05-31 | 2018-07-31 | Caterpillar Inc. | Machine having boundary tracking system |
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US20070057786A1 (en) * | 2005-09-13 | 2007-03-15 | Mednovus, Inc. | Ferromagnetic threat warning system |
US8303505B2 (en) * | 2005-12-02 | 2012-11-06 | Abbott Cardiovascular Systems Inc. | Methods and apparatuses for image guided medical procedures |
US7397239B2 (en) * | 2006-07-11 | 2008-07-08 | Ge Security, Inc. | Passenger screening system and method |
US20080281187A1 (en) * | 2006-10-18 | 2008-11-13 | Mednovus, Inc. | Ferromagnetic threat detection method apparatus |
WO2008125621A1 (en) * | 2007-04-13 | 2008-10-23 | Alert Metalguard Aps | A method, a device and a system for preventing false alarms in a theft-preventing system |
WO2008131391A1 (en) * | 2007-04-23 | 2008-10-30 | Device Evolutions, Llc | Surgical metal detection apparatus and methods |
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US8436608B2 (en) * | 2009-09-21 | 2013-05-07 | General Electric Company | Eddy current inspection system and method |
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US8842035B2 (en) * | 2010-04-08 | 2014-09-23 | L-3 Communications Security And Detection Systems, Inc. | Sensor head |
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DE102011077068A1 (en) | 2011-06-07 | 2012-12-13 | Hilti Aktiengesellschaft | Method and device for detecting a conductive object |
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US20130307533A1 (en) * | 2012-05-18 | 2013-11-21 | Metrasens Limited | Security system and method of detecting contraband items |
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EP3385758A1 (en) * | 2017-04-05 | 2018-10-10 | HILTI Aktiengesellschaft | Device and method for detecting electrically conductive measurement objects in a base |
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JP7387752B2 (en) | 2018-10-26 | 2023-11-28 | エボルブ・テクノロジーズ・インコーポレイテッド | Personnel inspection with threat detection and differentiation capabilities |
JP7434778B2 (en) | 2019-09-20 | 2024-02-21 | 住友ベークライト株式会社 | liquid injection port |
JPWO2021205966A1 (en) * | 2020-04-08 | 2021-10-14 | ||
CN112914772A (en) * | 2020-12-04 | 2021-06-08 | 长沙微笑美齿智能科技有限公司 | Anti-interference tooth implant detection method and detection device thereof |
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US4837489A (en) * | 1987-04-24 | 1989-06-06 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of National Defence | Magnetometer-based locator and identifier for ferrous objects having unknown shapes |
US5119816A (en) * | 1990-09-07 | 1992-06-09 | Sam Technology, Inc. | EEG spatial placement and enhancement method |
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WO1997049334A1 (en) * | 1996-06-25 | 1997-12-31 | Quantum Magnetics, Inc. | Ferromagnetic foreign body screening method and apparatus |
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1998
- 1998-06-27 GB GBGB9813889.4A patent/GB9813889D0/en not_active Ceased
-
1999
- 1999-06-10 US US09/719,419 patent/US6541966B1/en not_active Expired - Lifetime
- 1999-06-10 GB GB0029648A patent/GB2357853B/en not_active Expired - Fee Related
- 1999-06-10 AU AU42818/99A patent/AU4281899A/en not_active Abandoned
- 1999-06-10 WO PCT/GB1999/001847 patent/WO2000000848A1/en active IP Right Grant
- 1999-06-10 JP JP2000557162A patent/JP4173638B2/en not_active Expired - Lifetime
- 1999-06-10 DE DE69917030T patent/DE69917030T2/en not_active Expired - Lifetime
- 1999-06-10 AT AT99957648T patent/ATE266212T1/en not_active IP Right Cessation
- 1999-06-10 CA CA002335499A patent/CA2335499C/en not_active Expired - Lifetime
- 1999-06-10 EP EP99957648A patent/EP1092163B1/en not_active Expired - Lifetime
-
2000
- 2000-12-11 ZA ZA200007370A patent/ZA200007370B/en unknown
- 2000-12-22 NO NO20006647A patent/NO327748B1/en not_active IP Right Cessation
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Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7414404B2 (en) | 2001-10-17 | 2008-08-19 | Qinetiq Limited | Metal detection apparatus |
WO2003034095A1 (en) * | 2001-10-17 | 2003-04-24 | Qinetiq Limited | Metal detection apparatus |
EP1540379A1 (en) * | 2002-06-24 | 2005-06-15 | QR Sciences Limited | Improvements for nuclear quadrupole resonance measurements |
EP1540379A4 (en) * | 2002-06-24 | 2006-12-13 | Qr Sciences Ltd | Improvements for nuclear quadrupole resonance measurements |
WO2004004564A1 (en) * | 2002-07-04 | 2004-01-15 | Surgi-Wire, S.L. | Equipment for the detection of surgical products |
ES2198217A1 (en) * | 2002-07-04 | 2004-01-16 | Surgi Wire S L | Equipment for the detection of surgical products |
DE102005057054B4 (en) * | 2004-12-09 | 2016-03-03 | Okm Gmbh | Portable Handheld Geophysical Locator |
US8359161B2 (en) | 2006-06-07 | 2013-01-22 | Universite De Bretagne Occidentale | Method and apparatus for locating a magnetic object using the perturbation of the earth's magnetic field |
WO2007141290A1 (en) * | 2006-06-07 | 2007-12-13 | Universite De Bretagne Occidentale | Method of tracking a magnetic object, corresponding product computer program, storage means and tracking device |
FR2902197A1 (en) * | 2006-06-07 | 2007-12-14 | Univ Bretagne Occidentale Etab | METHOD FOR LOCATING A MAGNETIC OBJECT, COMPUTER PROGRAM PRODUCT, STORAGE MEDIUM AND CORRESPONDING LOCATION DEVICE |
WO2007147199A1 (en) * | 2006-06-19 | 2007-12-27 | Minelab Electronics Pty Ltd | Metal detector with improved detection capabilities |
US7545140B2 (en) | 2006-09-01 | 2009-06-09 | Qinetiq Limited | Metal object detecting apparatus |
WO2008049156A1 (en) * | 2006-10-24 | 2008-05-02 | Andrew Duncan | A metal detector |
EP2224267A3 (en) * | 2009-02-27 | 2016-12-07 | HILTI Aktiengesellschaft | Operating method and coil assembly for a magnetic sensor for detection of metallic objects in a base |
US9651702B2 (en) | 2009-02-27 | 2017-05-16 | Hilti Aktiengesellschaft | Operating method and coil arrangement for a magnetic sensor for detecting metallic objects in a subgrade |
EP2565684A3 (en) * | 2011-07-15 | 2017-10-18 | HILTI Aktiengesellschaft | Method and device for detecting a supply line in a base |
US8949042B1 (en) * | 2012-10-27 | 2015-02-03 | Valerian Goroshevskiy | AUV pipeline inspection using magnetic tomography |
DE102016108988A1 (en) * | 2016-05-13 | 2017-11-16 | Heinrich Hirdes Gmbh | Method and device for finding electrically conductive objects under a ground surface |
DE102016108988B4 (en) | 2016-05-13 | 2019-05-29 | Heinrich Hirdes Gmbh | Method and device for finding electrically conductive objects under a ground surface |
DE102017111722A1 (en) * | 2017-05-30 | 2018-12-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | METHOD AND DEVICE FOR CHARACTERIZING AN OBJECT, METHOD AND DEVICE FOR DETERMINING A COMPOSITION OF AN OBJECT, AND METHOD AND DEVICE FOR DETECTING AN ELECTRICALLY CONDUCTIVE AND / OR MAGNETIC PERMEABLE OBJECT |
US11156490B2 (en) | 2017-05-30 | 2021-10-26 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for determining a fill level of a storage container |
Also Published As
Publication number | Publication date |
---|---|
NO20006647D0 (en) | 2000-12-22 |
GB0029648D0 (en) | 2001-01-17 |
EP1092163A1 (en) | 2001-04-18 |
NO20006647L (en) | 2001-02-27 |
ZA200007370B (en) | 2002-03-11 |
JP2003517572A (en) | 2003-05-27 |
US6541966B1 (en) | 2003-04-01 |
GB9813889D0 (en) | 1998-08-26 |
JP4173638B2 (en) | 2008-10-29 |
ATE266212T1 (en) | 2004-05-15 |
DE69917030D1 (en) | 2004-06-09 |
AU4281899A (en) | 2000-01-17 |
EP1092163B1 (en) | 2004-05-06 |
DE69917030T2 (en) | 2005-04-28 |
GB2357853B (en) | 2003-01-22 |
CA2335499C (en) | 2005-03-29 |
GB2357853A (en) | 2001-07-04 |
CA2335499A1 (en) | 2000-01-06 |
NO327748B1 (en) | 2009-09-14 |
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