NO841667L - Elektromagnetisk detektor for metalliske materialer - Google Patents
Elektromagnetisk detektor for metalliske materialerInfo
- Publication number
- NO841667L NO841667L NO841667A NO841667A NO841667L NO 841667 L NO841667 L NO 841667L NO 841667 A NO841667 A NO 841667A NO 841667 A NO841667 A NO 841667A NO 841667 L NO841667 L NO 841667L
- Authority
- NO
- Norway
- Prior art keywords
- metal materials
- electromagnetic detector
- electromagnetic
- detector
- materials
- 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
- 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
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)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Geophysics And Detection Of Objects (AREA)
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 (1)
Publication Number | Publication Date |
---|---|
NO841667L true NO841667L (no) | 1984-10-29 |
Family
ID=23942721
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO841667A NO841667L (no) | 1983-04-27 | 1984-04-26 | Elektromagnetisk detektor for metalliske materialer |
Country Status (13)
Country | Link |
---|---|
US (1) | US4613815A (no) |
EP (1) | EP0124042B1 (no) |
JP (1) | JPS6035285A (no) |
AU (1) | AU2723184A (no) |
CA (1) | CA1224258A (no) |
CH (1) | CH657922A5 (no) |
DE (1) | DE3473052D1 (no) |
DK (1) | DK161267C (no) |
FI (1) | FI841661A (no) |
FR (1) | FR2545218B1 (no) |
GB (1) | GB2140568B (no) |
NO (1) | NO841667L (no) |
ZA (1) | ZA842627B (no) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2165650B (en) * | 1984-04-09 | 1988-04-27 | Dennis Amerena Parker | Method and apparatus for the quantative and qualitative measurement of small metal particles |
GB2160655B (en) * | 1984-04-09 | 1989-05-24 | David Brian Jones | Method and apparatus for assessing particle deposits |
GB8517257D0 (en) * | 1985-07-08 | 1985-08-14 | Goring Kerr Plc | Metal detector |
CA1244083A (en) * | 1985-07-25 | 1988-11-01 | George Gee | Instrument for sensing ferromagnetic bodies |
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 (en) * | 1989-09-12 | 1991-04-04 | Bayliss Electronic Industries Pty. Ltd. | Induced field mineral value detector |
US5404100A (en) * | 1992-07-30 | 1995-04-04 | University College Of Swansea | Method of quantifying wear particles in a lubricant sample |
KR19990008289A (ko) * | 1995-05-03 | 1999-01-25 | 와이너 길버트 피. | 유체의 여과 및/또는 정화와 관련된 장치 및 방법 |
DE69625777T2 (de) * | 1995-11-10 | 2003-10-02 | New Cosmos Electric Co., Ltd. | Verfahren zur Bestimmung der Konzentration eines magnetischen Pulvers und Vorrichtung dazu |
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 |
EP2034303B1 (en) * | 2006-05-30 | 2015-09-23 | 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 |
EP2439560B1 (en) | 2010-10-07 | 2013-05-29 | Mettler-Toledo Safeline Limited | Method for monitoring the operation of a metal detection system and metal detection system |
EP2439559B1 (en) | 2010-10-07 | 2013-05-29 | Mettler-Toledo Safeline Limited | Method for operating of a metal detection system and metal detection system |
US8587301B2 (en) | 2010-10-07 | 2013-11-19 | Mettler-Toledo Safeline Limited | Method for operating a metal detection system and metal detection system |
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***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 |
US20230143925A1 (en) * | 2021-11-07 | 2023-05-11 | Pall Corporation | Method of monitoring with metal debris sensor assembly |
US20230147354A1 (en) * | 2021-11-07 | 2023-05-11 | Pall Corporation | Filter 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 (no) * | 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 (en) * | 1981-02-09 | 1986-11-20 | Goring Kerr Limited | Metal detection apparatus |
JPS57198880A (en) * | 1981-05-30 | 1982-12-06 | Anritsu Corp | Metal detector |
EP0096568A1 (en) * | 1982-06-09 | 1983-12-21 | Deere & Company | Metal detection system |
-
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/en not_active Expired
- 1984-04-19 DE DE8484104483T patent/DE3473052D1/de not_active Expired
- 1984-04-19 EP EP84104483A patent/EP0124042B1/en not_active Expired
- 1984-04-24 AU AU27231/84A patent/AU2723184A/en not_active Abandoned
- 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 NO NO841667A patent/NO841667L/no unknown
- 1984-04-26 JP JP59085090A patent/JPS6035285A/ja active Granted
- 1984-04-26 CH CH2057/84A patent/CH657922A5/fr not_active IP Right Cessation
- 1984-04-26 DK DK208384A patent/DK161267C/da not_active IP Right Cessation
- 1984-04-27 GB GB08410809A patent/GB2140568B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DK161267B (da) | 1991-06-17 |
EP0124042B1 (en) | 1988-07-27 |
AU2723184A (en) | 1984-11-01 |
GB8410809D0 (en) | 1984-06-06 |
CA1224258A (en) | 1987-07-14 |
GB2140568B (en) | 1987-04-29 |
FR2545218A1 (fr) | 1984-11-02 |
FR2545218B1 (fr) | 1986-08-22 |
ZA842627B (en) | 1984-11-28 |
DE3473052D1 (en) | 1988-09-01 |
FI841661A0 (fi) | 1984-04-26 |
EP0124042A2 (en) | 1984-11-07 |
FI841661A (fi) | 1984-10-28 |
GB2140568A (en) | 1984-11-28 |
JPH0352836B2 (no) | 1991-08-13 |
DK161267C (da) | 1991-12-30 |
JPS6035285A (ja) | 1985-02-23 |
DK208384D0 (da) | 1984-04-26 |
DK208384A (da) | 1984-12-07 |
US4613815A (en) | 1986-09-23 |
CH657922A5 (fr) | 1986-09-30 |
EP0124042A3 (en) | 1985-01-09 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO841667L (no) | Elektromagnetisk detektor for metalliske materialer | |
IT1153637B (it) | Apparecchio rivelatore di oggetti metallici | |
DK161870C (da) | Hurtigtvirkende overslagsdetektor | |
GB8328362D0 (en) | Movement detector | |
FR2556090B1 (fr) | Support pour detecteur de proximite | |
DK558082A (da) | Elektromagnetisk udstraalingsorgan | |
DK263183A (da) | Metaldetektions system | |
IT1177451B (it) | Rivelatore di ionizzazione | |
IT1177453B (it) | Rivelatore di ionizzazione | |
FI841014A0 (fi) | Detektor foer suspenderade partiklar | |
KR850002121A (ko) | 방사선 증감지 | |
IT1177452B (it) | Rivelatore di ionizzazione | |
FI821569A0 (fi) | Detektor foer antaendbara gaser | |
GB2149919B (en) | Metal detector | |
FR2554581B1 (fr) | Detecteur angulaire electromagnetique | |
DK436984A (da) | Infraroer detektor | |
BR8206250A (pt) | Detector de metais | |
RO82064A2 (ro) | Detector electromagnetic de debit | |
ES528168A0 (es) | Aparato de deteccion de particulas metalicas | |
FI840771A0 (fi) | Detektor foer jordstraolning | |
FI830433A0 (fi) | Jordens elektromagnetiska faelt maetande havsbottenstation | |
KR850003609U (ko) | 금속제 갈쿠리 | |
BR8102059A (pt) | Detector | |
BR8404976A (pt) | Detector de metais | |
PL242722A2 (en) | Induction-type proximity detector |