PL147668B1 - Method of and apparatus for detecting metallic objects - Google Patents
Method of and apparatus for detecting metallic objects Download PDFInfo
- Publication number
- PL147668B1 PL147668B1 PL25329385A PL25329385A PL147668B1 PL 147668 B1 PL147668 B1 PL 147668B1 PL 25329385 A PL25329385 A PL 25329385A PL 25329385 A PL25329385 A PL 25329385A PL 147668 B1 PL147668 B1 PL 147668B1
- Authority
- PL
- Poland
- Prior art keywords
- sensors
- stream
- magnetic
- signal
- metal objects
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 20
- 239000002184 metal Substances 0.000 claims description 20
- 229910000831 Steel Inorganic materials 0.000 claims description 13
- 239000010959 steel Substances 0.000 claims description 13
- 230000005291 magnetic effect Effects 0.000 claims description 7
- 230000035945 sensitivity Effects 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 239000000696 magnetic material Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 4
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000003077 lignite Substances 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 101100321304 Bacillus subtilis (strain 168) yxdM gene Proteins 0.000 description 1
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 239000003337 fertilizer Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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
- 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)
- Control Of Conveyors (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL25329385A PL147668B1 (en) | 1985-05-07 | 1985-05-07 | Method of and apparatus for detecting metallic objects |
| DE19863615020 DE3615020A1 (de) | 1985-05-07 | 1986-05-02 | Verfahren und geraet zum nachweisen der metallgegenstaende |
| DD28993986A DD244832A5 (de) | 1985-05-07 | 1986-05-05 | Indikatorroehrchen |
| CS327186A CS275067B2 (en) | 1985-05-07 | 1986-05-06 | Indicating device for metallic objects |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL25329385A PL147668B1 (en) | 1985-05-07 | 1985-05-07 | Method of and apparatus for detecting metallic objects |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PL253293A1 PL253293A1 (en) | 1986-11-18 |
| PL147668B1 true PL147668B1 (en) | 1989-07-31 |
Family
ID=20026523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL25329385A PL147668B1 (en) | 1985-05-07 | 1985-05-07 | Method of and apparatus for detecting metallic objects |
Country Status (4)
| Country | Link |
|---|---|
| CS (1) | CS275067B2 (cs) |
| DD (1) | DD244832A5 (cs) |
| DE (1) | DE3615020A1 (cs) |
| PL (1) | PL147668B1 (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4129882C2 (de) * | 1990-09-17 | 2002-02-07 | Truetzschler Gmbh & Co Kg | Vorrichtung zum Abscheiden metallischer Verunreinigungen aus einer Fasertransportstrecke in der Spinnereivorbereitung |
| DE102009058549A1 (de) | 2009-12-17 | 2011-06-22 | ThyssenKrupp Fördertechnik GmbH, 45143 | Detektionseinrichtung für eine Bandfördereinrichtung und Verfahren zur Detektion von elektrischen leitfähigen Fremdkörpern im Fördergut einer Bandfördereinrichtung |
| CN102673981A (zh) * | 2011-03-16 | 2012-09-19 | 宝山钢铁股份有限公司 | 一种输送带金属门禁系统 |
-
1985
- 1985-05-07 PL PL25329385A patent/PL147668B1/pl unknown
-
1986
- 1986-05-02 DE DE19863615020 patent/DE3615020A1/de not_active Withdrawn
- 1986-05-05 DD DD28993986A patent/DD244832A5/de not_active IP Right Cessation
- 1986-05-06 CS CS327186A patent/CS275067B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS8603271A3 (en) | 1992-01-15 |
| DE3615020A1 (de) | 1986-11-13 |
| CS275067B2 (en) | 1992-01-15 |
| PL253293A1 (en) | 1986-11-18 |
| DD244832A5 (de) | 1987-04-15 |
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