GB2117912A - Method and device for measuring the thickness of a ferromagnetic layer - Google Patents

Method and device for measuring the thickness of a ferromagnetic layer

Info

Publication number
GB2117912A
GB2117912A GB08313361A GB8313361A GB2117912A GB 2117912 A GB2117912 A GB 2117912A GB 08313361 A GB08313361 A GB 08313361A GB 8313361 A GB8313361 A GB 8313361A GB 2117912 A GB2117912 A GB 2117912A
Authority
GB
United Kingdom
Prior art keywords
ferromagnetic layer
thickness
measuring
magnetic
magnetic field
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.)
Withdrawn
Application number
GB08313361A
Other languages
English (en)
Other versions
GB8313361D0 (en
Inventor
Mikhail Iosifovich Maizenberg
Vladimir Usherovich Moshkovich
Mikhail Danilovich Kaplan
Vladimir Timofeevich Bobrov
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.)
VNII RAZRABOTKE NERAZ RUSHAJU
Original Assignee
VNII RAZRABOTKE NERAZ RUSHAJU
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 VNII RAZRABOTKE NERAZ RUSHAJU filed Critical VNII RAZRABOTKE NERAZ RUSHAJU
Publication of GB8313361D0 publication Critical patent/GB8313361D0/en
Publication of GB2117912A publication Critical patent/GB2117912A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
    • G01B7/10—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance
    • G01B7/105—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using magnetic means, e.g. by measuring change of reluctance for measuring thickness of coating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
GB08313361A 1981-10-05 1982-08-31 Method and device for measuring the thickness of a ferromagnetic layer Withdrawn GB2117912A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU813344807A SU1048302A1 (ru) 1981-10-05 1981-10-05 Способ измерени толщины ферромагнитных изделий и покрытий
PCT/SU1982/000029 WO1983001302A1 (en) 1981-10-05 1982-08-31 Method and device for measuring the thickness of a ferromagnetic layer

Publications (2)

Publication Number Publication Date
GB8313361D0 GB8313361D0 (en) 1983-06-22
GB2117912A true GB2117912A (en) 1983-10-19

Family

ID=20979253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08313361A Withdrawn GB2117912A (en) 1981-10-05 1982-08-31 Method and device for measuring the thickness of a ferromagnetic layer

Country Status (4)

Country Link
JP (1) JPS58501640A (ru)
GB (1) GB2117912A (ru)
SU (1) SU1048302A1 (ru)
WO (1) WO1983001302A1 (ru)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1773930C3 (de) * 1968-07-27 1974-09-26 Heltuin 7411 Reutlingenbetzingen Mooser Magnetisches Verfahren'zur Entdeckung und Lokalisierung von Fehlerstellen in Stahlrohren und Blechea
FR2083751A6 (ru) * 1970-03-26 1971-12-17 Lignes Telegraph Telephon
DE2049976B2 (de) * 1970-10-12 1972-09-21 Elektro-Physik Hans Nix & Dr.-Ing. E. Steingroever KG, 5000 Köln Verfahren zur messung der dicke von schichten im bauwesen und vorrichtung zur durchfuehrung des verfahren
GB2067766B (en) * 1980-01-15 1984-07-04 Bicc Ltd Testing elongate bodies of ferrous metals

Also Published As

Publication number Publication date
WO1983001302A1 (en) 1983-04-14
JPS58501640A (ja) 1983-09-29
GB8313361D0 (en) 1983-06-22
SU1048302A1 (ru) 1983-10-15

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)