FR2545218B1 - Detecteur electromagnetique pour materiaux metalliques - Google Patents
Detecteur electromagnetique pour materiaux metalliquesInfo
- Publication number
- FR2545218B1 FR2545218B1 FR8406594A FR8406594A FR2545218B1 FR 2545218 B1 FR2545218 B1 FR 2545218B1 FR 8406594 A FR8406594 A FR 8406594A FR 8406594 A FR8406594 A FR 8406594A FR 2545218 B1 FR2545218 B1 FR 2545218B1
- Authority
- FR
- France
- Prior art keywords
- metal materials
- electromagnetic detector
- electromagnetic
- detector
- materials
- 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
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
- G01V3/105—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 forming directly coupled primary and secondary coils or loops
- G01V3/107—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 forming directly coupled primary and secondary coils or loops using compensating coil or loop arrangements
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/489,175 US4613815A (en) | 1983-04-27 | 1983-04-27 | Electromagnetic detector for metallic materials having an improved phase detection circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2545218A1 FR2545218A1 (fr) | 1984-11-02 |
FR2545218B1 true FR2545218B1 (fr) | 1986-08-22 |
Family
ID=23942721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8406594A Expired FR2545218B1 (fr) | 1983-04-27 | 1984-04-26 | Detecteur electromagnetique pour materiaux metalliques |
Country Status (13)
Country | Link |
---|---|
US (1) | US4613815A (fr) |
EP (1) | EP0124042B1 (fr) |
JP (1) | JPS6035285A (fr) |
AU (1) | AU2723184A (fr) |
CA (1) | CA1224258A (fr) |
CH (1) | CH657922A5 (fr) |
DE (1) | DE3473052D1 (fr) |
DK (1) | DK161267C (fr) |
FI (1) | FI841661A (fr) |
FR (1) | FR2545218B1 (fr) |
GB (1) | GB2140568B (fr) |
NO (1) | NO841667L (fr) |
ZA (1) | ZA842627B (fr) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2160655B (en) * | 1984-04-09 | 1989-05-24 | David Brian Jones | Method and apparatus for assessing particle deposits |
GB2165650B (en) * | 1984-04-09 | 1988-04-27 | Dennis Amerena Parker | Method and apparatus for the quantative and qualitative measurement of small metal particles |
GB8517257D0 (en) * | 1985-07-08 | 1985-08-14 | Goring Kerr Plc | Metal detector |
CA1244083A (fr) * | 1985-07-25 | 1988-11-01 | George Gee | Detecteur de corps ferromagnetiques |
JPS62175688A (ja) * | 1986-01-30 | 1987-08-01 | Osaka Gas Co Ltd | 隠蔽場所に設けられている物体の検出装置 |
US4839602A (en) * | 1986-11-04 | 1989-06-13 | Philip Morris Incorporated | Means for detecting metal in a stream of particulate matter |
GB2204133A (en) * | 1987-04-21 | 1988-11-02 | Mccormick Lab Inc | A device for accurately detecting the position of a ferromagnetic material inside biological tissue |
US4868499A (en) * | 1988-06-23 | 1989-09-19 | Honeywell, Inc. | Object detector with feedback which holds constant the product of the transmitter coil current and frequency to maintain constant sensor voltage output |
WO1991004502A1 (fr) * | 1989-09-12 | 1991-04-04 | Bayliss Electronic Industries Pty. Ltd. | Detecteur de valeur minerale a champ induit |
US5404100A (en) * | 1992-07-30 | 1995-04-04 | University College Of Swansea | Method of quantifying wear particles in a lubricant sample |
WO1996034677A1 (fr) * | 1995-05-03 | 1996-11-07 | Pall Corporation | Dispositifs et procedes relatifs a la filtration et/ou la purification de fluides |
US5793199A (en) * | 1995-11-10 | 1998-08-11 | New Cosmos Electric Co., Ltd. | Method and apparatus for determining magnetic powder concentration by using the electromagnetic induction method |
US5896031A (en) * | 1997-03-17 | 1999-04-20 | Thermo Sentron, Inc. | Quad coil vibration cancelling metal detector |
GB2324154B (en) * | 1997-04-01 | 2001-05-02 | Michael John Hutchings | Electromagnetic detector for measuring magnetic or conductive properties |
SE520723C2 (sv) * | 1998-09-01 | 2003-08-19 | Abb Ab | Förfarande samt anordning för utförande av på magnetism baserade mätningar |
US6154037A (en) * | 1998-10-13 | 2000-11-28 | Globespan Semiconductor, Inc. | System and method for testing distortion in transformers |
US6803757B2 (en) * | 2001-10-02 | 2004-10-12 | Bentley Nevada, Llc | Multi-coil eddy current proximity probe system |
US8115478B2 (en) * | 2006-05-30 | 2012-02-14 | Diesel United, Ltd. | Device and method for measuring concentration of magnetic material |
DE102007039435A1 (de) * | 2006-12-15 | 2008-06-19 | Prüftechnik Dieter Busch AG | Vorrichtung und Verfahren zum Erfassen von Partikeln in einer strömenden Flüssigkeit |
US20080315462A1 (en) * | 2007-06-25 | 2008-12-25 | General Electric Company | Systems and methods for monitoring a composite cure cycle |
US7689368B2 (en) * | 2007-10-26 | 2010-03-30 | Caterpillar Inc. | Systems and methods for early detection of machine component failure |
JP5964308B2 (ja) | 2010-10-07 | 2016-08-03 | メトラー−トレド・セーフライン・リミテッド | 金属検出システムを操作する方法、および金属検出システム |
EP2439560B1 (fr) | 2010-10-07 | 2013-05-29 | Mettler-Toledo Safeline Limited | Procédé de fonctionnement d'un système de détection de métaux et système de détection de métaux |
EP2439559B1 (fr) | 2010-10-07 | 2013-05-29 | Mettler-Toledo Safeline Limited | Procédé de fonctionnement d'un système de détection de métaux et système de détection de métaux |
US9018935B2 (en) | 2011-09-19 | 2015-04-28 | Mettler-Toledo Safeline Limited | Method for operating a metal detection apparatus and apparatus |
US9032787B2 (en) * | 2013-02-19 | 2015-05-19 | General Electric Company | Method and system for magnetic particle detection in a charge air system |
KR101909928B1 (ko) * | 2016-07-07 | 2018-10-19 | 한국전자통신연구원 | 위상 차 분석을 이용한 중금속 제거 효율 분석 방법 및 이를 이용한 장치 |
US10295499B2 (en) | 2017-02-16 | 2019-05-21 | Spectro Scientific, Inc. | Ferrous metals measuring magnetometer system and method |
DE102017114566A1 (de) | 2017-06-29 | 2019-01-03 | Aixtron Se | Verfahren zur Bestimmung der Dampfkonzentration unter Verwendung der magnetischen Eigenschaften des Dampfes |
DE102018120912A1 (de) * | 2018-07-30 | 2020-01-30 | Gerd Reime | Induktive Analyse metallischer Objekte |
FR3097657B1 (fr) * | 2019-06-20 | 2021-06-18 | Alessandro Manneschi | Détecteur de métaux ouvert |
CN111766552B (zh) * | 2020-07-06 | 2022-12-27 | 河北工业大学 | 一种磁特性测量系统的阻抗自动匹配装置及匹配方法 |
US20230146993A1 (en) * | 2021-11-07 | 2023-05-11 | Pall Corporation | Wear detection system with metal debris sensor assembly |
US20230147354A1 (en) * | 2021-11-07 | 2023-05-11 | Pall Corporation | Filter with metal debris sensor assembly |
US20230143925A1 (en) * | 2021-11-07 | 2023-05-11 | Pall Corporation | Method of monitoring with metal debris sensor assembly |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB501581A (en) * | 1937-01-16 | 1939-03-01 | Int Cigar Mach Co | An improved method of and apparatus for detecting foreign metallic matter in non-metallic materials |
GB637336A (en) * | 1947-10-21 | 1950-05-17 | Cinema Television Ltd | Improvements in or relating to apparatus for detecting and/or locating by electrical means masses of electrically conducting or magnetic material |
US2858505A (en) * | 1953-09-18 | 1958-10-28 | Sun Oil Co | Apparatus for the detection of foreign bodies |
GB845712A (en) * | 1957-01-22 | 1960-08-24 | British Insulated Callenders | Improvements in or relating to the detection of ferrous particles in non-ferrous electric conductors |
GB875567A (en) * | 1958-08-26 | 1961-08-23 | Mec Test Ltd | Improvements in electromagnetic probes |
US3234457A (en) * | 1960-11-14 | 1966-02-08 | Republic Steel Corp | Non-destructive eddy current testing device and method utilizing sensing means movable relative to the excitation means and test piece |
US3103976A (en) * | 1961-05-10 | 1963-09-17 | Shell Oil Co | Pipe joint locator for underwater wells |
US3337796A (en) * | 1965-04-19 | 1967-08-22 | Automation Forster Inc | Eddy current testing device with means for sampling the output signal to provide a signal proportional to the instantaneous value of said output signal at a particular phase |
FI40646B (fr) * | 1967-04-10 | 1968-12-31 | Outokumpu Oy | |
US3491289A (en) * | 1968-12-17 | 1970-01-20 | Atomic Energy Commission | Non-contact eddy current instrument |
US3747011A (en) * | 1972-09-21 | 1973-07-17 | R Buck | Metal detector including proximity-responsive oscillator with feedback-stabilized gain |
US3872380A (en) * | 1974-01-02 | 1975-03-18 | Robert F Gardiner | Metal detector distinguishing between different metals by using a bias circuit actuated by the phase shifts caused by the metals |
GB1534039A (en) * | 1976-02-13 | 1978-11-29 | Candle Int Res & Dev Ltd | Metal detector |
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 |
SE418996B (sv) * | 1977-09-19 | 1981-07-06 | Atomenergi Ab | Forfarande och anordning for elektromagnetisk storhetsmetning i samband med ett elektriskt ledande material med hog temperatur |
JPS5836755B2 (ja) * | 1978-11-13 | 1983-08-11 | 電測工業株式会社 | 混入金属の検出方法 |
EP0058076B1 (fr) * | 1981-02-09 | 1986-11-20 | Goring Kerr Limited | Appareil détecteur de métaux |
JPS57198880A (en) * | 1981-05-30 | 1982-12-06 | Anritsu Corp | Metal detector |
DE96568T1 (de) * | 1982-06-09 | 1984-05-10 | Deere & Co., 61265 Moline, Ill. | Metallsuchanordnung. |
-
1983
- 1983-04-27 US US06/489,175 patent/US4613815A/en not_active Expired - Fee Related
-
1984
- 1984-04-09 ZA ZA842627A patent/ZA842627B/xx unknown
- 1984-04-17 CA CA000452207A patent/CA1224258A/fr not_active Expired
- 1984-04-19 DE DE8484104483T patent/DE3473052D1/de not_active Expired
- 1984-04-19 EP EP84104483A patent/EP0124042B1/fr not_active Expired
- 1984-04-24 AU AU27231/84A patent/AU2723184A/en not_active Abandoned
- 1984-04-26 JP JP59085090A patent/JPS6035285A/ja active Granted
- 1984-04-26 NO NO841667A patent/NO841667L/no unknown
- 1984-04-26 FI FI841661A patent/FI841661A/fi not_active Application Discontinuation
- 1984-04-26 FR FR8406594A patent/FR2545218B1/fr not_active Expired
- 1984-04-26 DK DK208384A patent/DK161267C/da not_active IP Right Cessation
- 1984-04-26 CH CH2057/84A patent/CH657922A5/fr not_active IP Right Cessation
- 1984-04-27 GB GB08410809A patent/GB2140568B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2140568B (en) | 1987-04-29 |
CA1224258A (fr) | 1987-07-14 |
DK208384A (da) | 1984-12-07 |
EP0124042A2 (fr) | 1984-11-07 |
CH657922A5 (fr) | 1986-09-30 |
EP0124042A3 (en) | 1985-01-09 |
NO841667L (no) | 1984-10-29 |
AU2723184A (en) | 1984-11-01 |
FI841661A (fi) | 1984-10-28 |
GB2140568A (en) | 1984-11-28 |
FR2545218A1 (fr) | 1984-11-02 |
US4613815A (en) | 1986-09-23 |
ZA842627B (en) | 1984-11-28 |
EP0124042B1 (fr) | 1988-07-27 |
JPS6035285A (ja) | 1985-02-23 |
DK161267B (da) | 1991-06-17 |
GB8410809D0 (en) | 1984-06-06 |
JPH0352836B2 (fr) | 1991-08-13 |
DK208384D0 (da) | 1984-04-26 |
FI841661A0 (fi) | 1984-04-26 |
DK161267C (da) | 1991-12-30 |
DE3473052D1 (en) | 1988-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |