JPS5340552A - Magnetic material detector - Google Patents

Magnetic material detector

Info

Publication number
JPS5340552A
JPS5340552A JP11473176A JP11473176A JPS5340552A JP S5340552 A JPS5340552 A JP S5340552A JP 11473176 A JP11473176 A JP 11473176A JP 11473176 A JP11473176 A JP 11473176A JP S5340552 A JPS5340552 A JP S5340552A
Authority
JP
Japan
Prior art keywords
magnetic material
material detector
steel pipe
magnetic materials
detecting
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.)
Granted
Application number
JP11473176A
Other languages
Japanese (ja)
Other versions
JPS576549B2 (en
Inventor
Koji Fujiwara
Shosaku Watanabe
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP11473176A priority Critical patent/JPS5340552A/en
Priority to CA279,125A priority patent/CA1081343A/en
Priority to IT6821977A priority patent/IT1083286B/en
Priority to ES459260A priority patent/ES459260A1/en
Priority to AU25620/77A priority patent/AU501484B2/en
Publication of JPS5340552A publication Critical patent/JPS5340552A/en
Publication of JPS576549B2 publication Critical patent/JPS576549B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Level Indicators Using A Float (AREA)

Abstract

PURPOSE: To perform detection of magnetic materials by disposing a transmission coil and a reception coil respectively in the opposing positions of a steel pipe and detecting the signal from the transmission coil with the reception coil, in detecting magnetic materials flowing in the steel pipe.
COPYRIGHT: (C)1978,JPO&Japio
JP11473176A 1976-09-27 1976-09-27 Magnetic material detector Granted JPS5340552A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP11473176A JPS5340552A (en) 1976-09-27 1976-09-27 Magnetic material detector
CA279,125A CA1081343A (en) 1976-09-27 1977-05-25 Float detecting device for pressurized slurry transfer apparatus
IT6821977A IT1083286B (en) 1976-09-27 1977-05-27 DETECTOR DEVICE FOR THE POSITION OF THE FLOAT IN A PRESSURIZED MACHINE TRANSFER
ES459260A ES459260A1 (en) 1976-09-27 1977-05-28 A FLOAT DETECTOR DEVICE FOR A PRESSURE SLUDGE TRANSFER APPARATUS.
AU25620/77A AU501484B2 (en) 1976-09-27 1977-05-30 Float detecting device hitachi, ltd

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11473176A JPS5340552A (en) 1976-09-27 1976-09-27 Magnetic material detector

Publications (2)

Publication Number Publication Date
JPS5340552A true JPS5340552A (en) 1978-04-13
JPS576549B2 JPS576549B2 (en) 1982-02-05

Family

ID=14645206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11473176A Granted JPS5340552A (en) 1976-09-27 1976-09-27 Magnetic material detector

Country Status (5)

Country Link
JP (1) JPS5340552A (en)
AU (1) AU501484B2 (en)
CA (1) CA1081343A (en)
ES (1) ES459260A1 (en)
IT (1) IT1083286B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5422547U (en) * 1977-07-15 1979-02-14
JPS6375836U (en) * 1986-11-05 1988-05-20
JPH04299246A (en) * 1991-03-28 1992-10-22 Gunze Ltd Container inspector

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5422547U (en) * 1977-07-15 1979-02-14
JPS6375836U (en) * 1986-11-05 1988-05-20
JPH04299246A (en) * 1991-03-28 1992-10-22 Gunze Ltd Container inspector

Also Published As

Publication number Publication date
ES459260A1 (en) 1978-04-01
AU2562077A (en) 1978-12-07
CA1081343A (en) 1980-07-08
AU501484B2 (en) 1979-06-21
JPS576549B2 (en) 1982-02-05
IT1083286B (en) 1985-05-21

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