DE68912382D1 - Fremdstoffdetektor. - Google Patents
Fremdstoffdetektor.Info
- Publication number
- DE68912382D1 DE68912382D1 DE89303673T DE68912382T DE68912382D1 DE 68912382 D1 DE68912382 D1 DE 68912382D1 DE 89303673 T DE89303673 T DE 89303673T DE 68912382 T DE68912382 T DE 68912382T DE 68912382 D1 DE68912382 D1 DE 68912382D1
- Authority
- DE
- Germany
- Prior art keywords
- foreign matter
- matter detector
- detector
- foreign
- matter
- 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
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)
- Geophysics And Detection Of Objects (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP63092000A JPH0619469B2 (ja) | 1988-04-13 | 1988-04-13 | 金属等の異物混入検出器 |
JP63185771A JPH0619470B2 (ja) | 1988-07-26 | 1988-07-26 | 金属等の異物混入検出方法および検出器 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68912382D1 true DE68912382D1 (de) | 1994-03-03 |
DE68912382T2 DE68912382T2 (de) | 1994-05-26 |
Family
ID=26433433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1989612382 Expired - Fee Related DE68912382T2 (de) | 1988-04-13 | 1989-04-13 | Fremdstoffdetektor. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0337783B1 (de) |
DE (1) | DE68912382T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8829617D0 (en) * | 1988-12-20 | 1989-02-15 | Loma Group Ltd | Method and apparatus using a varying electromagnetic field for determining the nature,or a property of a material |
ES2078852B1 (es) * | 1993-08-02 | 1996-07-16 | Azkoyen Ind Sa | "procedimiento y dispositivo para la medicion y caracterizacion, a alta velocidad, de materiales magneticos" |
RU2286561C1 (ru) * | 2005-03-01 | 2006-10-27 | Валентин Николаевич Самойлов | Способ обнаружения и идентификации скрытых веществ и устройство для его осуществления |
EP2570824B1 (de) * | 2011-09-19 | 2017-03-08 | Mettler-Toledo Safeline Limited | Verfahren für den Betrieb einer Metalldetektionsvorrichtung und Vorrichtung |
EP2834880B1 (de) * | 2012-04-02 | 2020-06-10 | Fraunhofer-ges. zur Förderung der Angewandten Forschung E.V. | Antennenvorichtung zur bestimmung eines durchgangs eines bewegten objekts durch einen interessenbereich |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3457500A (en) * | 1967-06-05 | 1969-07-22 | Schlumberger Technology Corp | Methods and apparatus for improving the resolution of well logging measurements |
US4576286A (en) * | 1983-06-27 | 1986-03-18 | Cochlea Corporation | Parts sorting systems |
GB8517257D0 (en) * | 1985-07-08 | 1985-08-14 | Goring Kerr Plc | Metal detector |
US4677385A (en) * | 1985-07-31 | 1987-06-30 | Chevron Research Company | Methd of logging an earth formation penetrated by a borehole to provide an estimate of impedance distribution with depth using end emitting current electrodes sequentially activated and a multiplicity of potential electrodes of a moving logging array |
US4690284A (en) * | 1985-10-04 | 1987-09-01 | Cochlea Corporation | Method of and apparatus for inspecting objects using multiple position detectors |
WO1988003273A1 (en) * | 1986-10-23 | 1988-05-05 | Peerless-Winsmith, Inc. | Detection/identification apparatus |
-
1989
- 1989-04-13 EP EP19890303673 patent/EP0337783B1/de not_active Expired - Lifetime
- 1989-04-13 DE DE1989612382 patent/DE68912382T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0337783A3 (de) | 1991-04-03 |
EP0337783B1 (de) | 1994-01-19 |
EP0337783A2 (de) | 1989-10-18 |
DE68912382T2 (de) | 1994-05-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |