DE3674152D1 - Verfahren und vorrichtung zur entdeckung von metall. - Google Patents

Verfahren und vorrichtung zur entdeckung von metall.

Info

Publication number
DE3674152D1
DE3674152D1 DE8686902856T DE3674152T DE3674152D1 DE 3674152 D1 DE3674152 D1 DE 3674152D1 DE 8686902856 T DE8686902856 T DE 8686902856T DE 3674152 T DE3674152 T DE 3674152T DE 3674152 D1 DE3674152 D1 DE 3674152D1
Authority
DE
Germany
Prior art keywords
discovering
metal
discovering metal
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 - Fee Related
Application number
DE8686902856T
Other languages
English (en)
Inventor
William Kings Park Whittington
Redman Pitbauchlie Park Jordan
Ian Iddesleigh House Flanagan
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ranco Europe Ltd
Original Assignee
Ranco Europe Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ranco Europe Ltd filed Critical Ranco Europe Ltd
Application granted granted Critical
Publication of DE3674152D1 publication Critical patent/DE3674152D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • G01V3/101—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 by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
    • G01V3/102—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 by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil by measuring amplitude
DE8686902856T 1985-04-26 1986-04-25 Verfahren und vorrichtung zur entdeckung von metall. Expired - Fee Related DE3674152D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB858510732A GB8510732D0 (en) 1985-04-26 1985-04-26 Oil debris monitor
PCT/GB1986/000226 WO1986006364A1 (en) 1985-04-26 1986-04-25 Method and apparatus for detecting metals

Publications (1)

Publication Number Publication Date
DE3674152D1 true DE3674152D1 (de) 1990-10-18

Family

ID=10578285

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686902856T Expired - Fee Related DE3674152D1 (de) 1985-04-26 1986-04-25 Verfahren und vorrichtung zur entdeckung von metall.

Country Status (7)

Country Link
US (1) US4837511A (de)
EP (1) EP0222805B1 (de)
JP (1) JPS62502988A (de)
CA (1) CA1277852C (de)
DE (1) DE3674152D1 (de)
GB (1) GB8510732D0 (de)
WO (1) WO1986006364A1 (de)

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JPS62299755A (ja) * 1986-06-20 1987-12-26 Nitto Gurasufuaibaa Kogyo Kk ガラス繊維中の導電性物質の検出方法及び検出装置
FR2626680A1 (fr) * 1988-02-02 1989-08-04 Bousquet Alain Dispositif destine a deceler et signaler la presence de masses metalliques dans un espace aux dimensions determinees
US5007520A (en) * 1989-06-20 1991-04-16 At&T Bell Laboratories Microprocessor-controlled apparatus adaptable to environmental changes
US5061364A (en) * 1990-01-26 1991-10-29 Westinghouse Electric Corp. Diagnostic filter for detecting conductive and semiconductive particles in a fluid stream
US5528138A (en) * 1991-09-24 1996-06-18 The Boeing Company Resonant inductive debris detecting apparatus
US5663642A (en) * 1991-09-24 1997-09-02 The Boeing Company Resonant inductive debris detector
US5420507A (en) * 1992-09-28 1995-05-30 Edward L. Laskowski Method and apparatus for sensing a target characteristic by measuring both impedance and resonant frequency of a tank circuit
US5485083A (en) * 1993-10-28 1996-01-16 Smiths Industries Transformer coupled in-line metallic debris sensor
FR2716979B1 (fr) * 1994-03-04 1996-03-29 Telemecanique Détecteur de proximité inductif.
GB9417763D0 (en) * 1994-08-31 1994-10-19 Univ Edinburgh Debris monitoring transducer
US5600941A (en) * 1995-03-31 1997-02-11 New Holland North America, Inc. Compensation for start-up transients
US5600942A (en) * 1995-03-31 1997-02-11 New Holland North America, Inc. Adaptive thresholding for metal detection
US5608316A (en) * 1995-08-21 1997-03-04 Caterpillar Inc. Apparatus for detecting particles in a fluid and a method for operating same
US5608315A (en) * 1995-08-21 1997-03-04 Caterpillar Inc. Apparatus for detecting particles in a fluid and a method for operating same
EP0923767B1 (de) 1996-07-29 2002-06-19 QVEX, Inc. Vorrichtung und verfahren zum prüfen von münzen
US6091048A (en) * 1997-05-16 2000-07-18 Illinois Tool Works Inc. Welding machine with automatic parameter setting
US6392637B2 (en) * 1998-08-13 2002-05-21 Dell Usa, L.P. Computer system having a configurable touchpad-mouse button combination
US6407557B1 (en) * 1998-08-27 2002-06-18 Canon Kabushiki Kaisha Process for measuring the electrical resistance of a resistive body for example for checking the conformity of a liquid product and devices for carrying out such a process
US6492815B2 (en) * 2000-12-22 2002-12-10 Ge Medical Systems Global Technology Company, Llc Method and apparatus for evaluating signals produced in a magnetic resonance imaging system
GB2423366B (en) 2005-02-16 2010-02-24 Cintex Ltd Metal detector
RU2300790C1 (ru) * 2006-03-28 2007-06-10 Общество с ограниченной ответственностью Научно-технический центр "Транскор-К" Способ бесконтактного определения оси токопроводящего объекта, погружённого в среду, и устройство для его осуществления
DE102007039435A1 (de) * 2006-12-15 2008-06-19 Prüftechnik Dieter Busch AG Vorrichtung und Verfahren zum Erfassen von Partikeln in einer strömenden Flüssigkeit
DE102007039434A1 (de) * 2007-08-21 2009-02-26 Prüftechnik Dieter Busch AG Verfahren und Vorrichtung zum Erfassen von Partikeln in einer strömenden Flüssigkeit
US8207394B2 (en) * 2007-11-13 2012-06-26 Kimberly-Clark Worldwide, Inc. Induction coil wetness sensor for an absorbent article
EP2250491A4 (de) * 2008-03-07 2013-06-26 California Inst Of Techn Magnetpartikelabtastung basierend auf der änderung der effektiven induktanz
US9599591B2 (en) 2009-03-06 2017-03-21 California Institute Of Technology Low cost, portable sensor for molecular assays
US8378667B2 (en) * 2009-05-22 2013-02-19 Tdw Delaware Inc. System and method for detecting the passage of an object in pipeline including shielded magnetometer and a microcontroller with adaptive thresholding detection means
CN103180760B (zh) 2010-10-07 2016-10-26 梅特勒-托利多安全线有限公司 用于操作金属探测系统的方法以及金属探测系统
EP2439560B1 (de) 2010-10-07 2013-05-29 Mettler-Toledo Safeline Limited Verfahren für den Betrieb eines Metalldetektionssystems und Metalldetektionssystem
EP2439559B1 (de) 2010-10-07 2013-05-29 Mettler-Toledo Safeline Limited Verfahren für den Betrieb eines Metalldetektionssystems und Metalldetektionssystem
TWI423174B (zh) * 2011-02-01 2014-01-11 Int Currency Tech Coin detection device
US9018935B2 (en) 2011-09-19 2015-04-28 Mettler-Toledo Safeline Limited Method for operating a metal detection apparatus and apparatus
GB2498375B (en) * 2012-01-12 2017-05-31 Chemring Tech Solutions Ltd A buried object detector
AU2013201330B2 (en) * 2012-03-06 2015-03-05 Minelab Electronics Pty Limited A method for detecting fast time constant targets using a metal detector
EP2651036B1 (de) * 2012-04-13 2014-09-17 Sick AG Induktiver Näherungssensor
GB201313725D0 (en) 2013-07-31 2013-09-11 Salunda Ltd Fluid sensor
JP6291635B2 (ja) * 2014-02-10 2018-03-14 弘美 西村 金属材料判別装置
US11371979B2 (en) * 2019-06-28 2022-06-28 Raytheon Technologies Corporation Multi-passage oil debris monitor to increase detection capability in high oil flow systems
CN113031083A (zh) * 2021-03-10 2021-06-25 远景能源有限公司 一种用于工作液金属颗粒检测的信号处理装置及方法
US20230296562A1 (en) * 2022-03-18 2023-09-21 Dana Italia S.R.L. Metal debris sensor for oil with temperature compensation

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3528004A (en) * 1967-09-25 1970-09-08 Hayao Katabami Apparatus for detecting the proximity of a metal body
GB1348881A (en) * 1970-02-27 1974-03-27 Smiths Industries Ltd Particle detection apparatus
US3699429A (en) * 1970-08-13 1972-10-17 Bergwerksverband Gmbh A method and apparatus for testing geological strata for identification thereof
JPS4821919U (de) * 1971-07-21 1973-03-13
JPS5320652B2 (de) * 1971-09-27 1978-06-28
FR2214898B3 (de) * 1973-01-19 1976-01-23 Rozet Christian Fr
GB1510103A (en) * 1974-03-19 1978-05-10 Agfa Gevaert Metallic particle detection apparatus
US3956692A (en) * 1974-12-23 1976-05-11 Wein Products, Inc. Metal object comparator utilizing a ramp having a V-shaped slot for mounting the object accurately within the test coil
US4038609A (en) * 1976-07-19 1977-07-26 Edwin Langberg Replica bridge sensing circuit
GB2004374A (en) * 1977-09-19 1979-03-28 Smiths Industries Ltd Apparatus for detecting the presence of discontinuities in the flow of fluid flow-lines
US4219805A (en) * 1978-10-13 1980-08-26 Technical Development Company Lubricating oil debris monitoring system
US4568937A (en) * 1982-06-03 1986-02-04 Microsense Systems, Limited Induction loop vehicle detector
US4523146A (en) * 1982-06-21 1985-06-11 Champaigne Jack M Mass flow indicator for metal particles
EP0103655B1 (de) * 1982-09-22 1987-02-11 Ibm Deutschland Gmbh Anordnung zur Bestimmung der Eigenschaften magnetischer Partikeldispersionen
US4536713A (en) * 1983-03-03 1985-08-20 Nl Industries, Inc. Electrical resistivity measurement of a flowing drilling fluid using eddy currents generated therein
JPS6063486A (ja) * 1983-09-16 1985-04-11 Nippon Autom:Kk 共振現象を利用した被検出体の検出装置
CA1223053A (en) * 1983-10-17 1987-06-16 Her Majesty The Queen In Right Of Canada As Represented By The Minister Of National Defence Of Her Majesty's Canadian Government Ferromagnetic wear detector

Also Published As

Publication number Publication date
US4837511A (en) 1989-06-06
EP0222805B1 (de) 1990-09-12
EP0222805A1 (de) 1987-05-27
CA1277852C (en) 1990-12-18
JPS62502988A (ja) 1987-11-26
WO1986006364A1 (en) 1986-11-06
GB8510732D0 (en) 1985-06-05

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Legal Events

Date Code Title Description
8328 Change in the person/name/address of the agent

Free format text: SPARING, K., DIPL.-ING. ROEHL, W., DIPL.-PHYS. DR.RER.NAT. HENSELER, D., DIPL.-MIN. DR.RER.NAT., PAT.-ANWAELTE, 4000 DUESSELDORF

8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee