FR2231951B3 - - Google Patents

Info

Publication number
FR2231951B3
FR2231951B3 FR7418418A FR7418418A FR2231951B3 FR 2231951 B3 FR2231951 B3 FR 2231951B3 FR 7418418 A FR7418418 A FR 7418418A FR 7418418 A FR7418418 A FR 7418418A FR 2231951 B3 FR2231951 B3 FR 2231951B3
Authority
FR
France
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
Application number
FR7418418A
Other languages
French (fr)
Other versions
FR2231951A1 (en
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.)
Rohrkombinat Stahl & Walzwerk
Original Assignee
Rohrkombinat Stahl & Walzwerk
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 Rohrkombinat Stahl & Walzwerk filed Critical Rohrkombinat Stahl & Walzwerk
Publication of FR2231951A1 publication Critical patent/FR2231951A1/fr
Application granted granted Critical
Publication of FR2231951B3 publication Critical patent/FR2231951B3/fr
Granted 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
    • 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)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
FR7418418A 1973-05-30 1974-05-28 Continuous check of non-ferromagnetic layers - measures thickness of plastic coating of steel tubes Granted FR2231951A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD17118073A DD103962A1 (enExample) 1973-05-30 1973-05-30

Publications (2)

Publication Number Publication Date
FR2231951A1 FR2231951A1 (en) 1974-12-27
FR2231951B3 true FR2231951B3 (enExample) 1977-03-25

Family

ID=5491431

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7418418A Granted FR2231951A1 (en) 1973-05-30 1974-05-28 Continuous check of non-ferromagnetic layers - measures thickness of plastic coating of steel tubes

Country Status (4)

Country Link
CS (1) CS181758B2 (enExample)
DD (1) DD103962A1 (enExample)
DE (1) DE2416852A1 (enExample)
FR (1) FR2231951A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ205098A (en) * 1982-08-06 1997-01-29 Australian Wire Ind Pty Wire, conductive coating on magnetic substrate: thickness determination
DE3823267A1 (de) * 1988-07-08 1990-01-11 Fiz Energet I An Latvssr Einrichtung zur messung der dicke von metallueberzuegen

Also Published As

Publication number Publication date
FR2231951A1 (en) 1974-12-27
CS181758B2 (en) 1978-03-31
DD103962A1 (enExample) 1974-02-12
DE2416852A1 (de) 1975-04-30

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Legal Events

Date Code Title Description
ST Notification of lapse