JPS5451553A - Thickness measuring apparatus applying electromagnetic ultrasonic waves - Google Patents

Thickness measuring apparatus applying electromagnetic ultrasonic waves

Info

Publication number
JPS5451553A
JPS5451553A JP11666077A JP11666077A JPS5451553A JP S5451553 A JPS5451553 A JP S5451553A JP 11666077 A JP11666077 A JP 11666077A JP 11666077 A JP11666077 A JP 11666077A JP S5451553 A JPS5451553 A JP S5451553A
Authority
JP
Japan
Prior art keywords
thickness
eddy currents
ultrasonic waves
conductive material
circuit
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.)
Pending
Application number
JP11666077A
Other languages
English (en)
Inventor
Hisao Suzuki
Katsuhiro Kawashima
Shoji Murota
Yukio Nakamori
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.)
Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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 Nippon Steel Corp filed Critical Nippon Steel Corp
Priority to JP11666077A priority Critical patent/JPS5451553A/ja
Publication of JPS5451553A publication Critical patent/JPS5451553A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
JP11666077A 1977-09-30 1977-09-30 Thickness measuring apparatus applying electromagnetic ultrasonic waves Pending JPS5451553A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11666077A JPS5451553A (en) 1977-09-30 1977-09-30 Thickness measuring apparatus applying electromagnetic ultrasonic waves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11666077A JPS5451553A (en) 1977-09-30 1977-09-30 Thickness measuring apparatus applying electromagnetic ultrasonic waves

Publications (1)

Publication Number Publication Date
JPS5451553A true JPS5451553A (en) 1979-04-23

Family

ID=14692732

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11666077A Pending JPS5451553A (en) 1977-09-30 1977-09-30 Thickness measuring apparatus applying electromagnetic ultrasonic waves

Country Status (1)

Country Link
JP (1) JPS5451553A (ja)

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