FR2482721B1 - Dispositif pour mesurer l'epaisseur de paroi d'un objet - Google Patents

Dispositif pour mesurer l'epaisseur de paroi d'un objet

Info

Publication number
FR2482721B1
FR2482721B1 FR8109983A FR8109983A FR2482721B1 FR 2482721 B1 FR2482721 B1 FR 2482721B1 FR 8109983 A FR8109983 A FR 8109983A FR 8109983 A FR8109983 A FR 8109983A FR 2482721 B1 FR2482721 B1 FR 2482721B1
Authority
FR
France
Prior art keywords
measuring
wall thickness
thickness
wall
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.)
Expired
Application number
FR8109983A
Other languages
English (en)
Other versions
FR2482721A1 (fr
Inventor
Wilhelmus Maria Josephu Haesen
Gerardus Maria Keltjens
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.)
Nucon Eng & Contrating Bv
Original Assignee
Nucon Eng & Contrating Bv
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 Nucon Eng & Contrating Bv filed Critical Nucon Eng & Contrating Bv
Publication of FR2482721A1 publication Critical patent/FR2482721A1/fr
Application granted granted Critical
Publication of FR2482721B1 publication Critical patent/FR2482721B1/fr
Expired 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
    • G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
    • G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
FR8109983A 1980-05-19 1981-05-19 Dispositif pour mesurer l'epaisseur de paroi d'un objet Expired FR2482721B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8002888A NL8002888A (nl) 1980-05-19 1980-05-19 Stelsel voor het meten van de wanddikte van een meetobject.

Publications (2)

Publication Number Publication Date
FR2482721A1 FR2482721A1 (fr) 1981-11-20
FR2482721B1 true FR2482721B1 (fr) 1986-08-29

Family

ID=19835324

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8109983A Expired FR2482721B1 (fr) 1980-05-19 1981-05-19 Dispositif pour mesurer l'epaisseur de paroi d'un objet

Country Status (8)

Country Link
US (1) US4398420A (fr)
JP (1) JPS5710407A (fr)
BE (1) BE888841A (fr)
DE (1) DE3119343C2 (fr)
FR (1) FR2482721B1 (fr)
GB (1) GB2076154B (fr)
IT (1) IT1135836B (fr)
NL (1) NL8002888A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140561A (en) * 1983-05-27 1984-11-28 Fulmer Res Inst Ltd Ultrasonic testing apparatus and a method of ultrasonic testing
US4817432A (en) * 1985-09-27 1989-04-04 Design Team Partners Digital ultrasonic instrument for ophthalmic use
US4658633A (en) * 1985-11-15 1987-04-21 View Engineering, Inc. Apparatus and method for measuring properties of cylindrical objects
JPS62288511A (ja) * 1986-06-09 1987-12-15 Nippon Kokan Kk <Nkk> 空中超音波による板厚計測方法
US4711120A (en) * 1986-10-06 1987-12-08 Association Of American Railroads Method of wear monitoring using ultrasonic phase comparison
JPH0643686Y2 (ja) * 1987-07-14 1994-11-14 横河電機株式会社 超音波測距装置
US4953141A (en) * 1987-08-28 1990-08-28 Recurrent Solutions Limited Partnership Sonic distance-measuring device
US5192933A (en) * 1990-06-14 1993-03-09 Rodriguez Al W Field-adjustable ultrasonic detector
NO179926C (no) * 1993-04-02 1998-03-11 Red Band As Framgangsmåte for automatisk tilstandskontroll, inspeksjon, rengjöring og/eller overflatebehandling av strukturer, særlig tykkelsesmåling av platekonstruksjoner og rör
JPH0894344A (ja) * 1994-07-26 1996-04-12 Shinko Kensa Service Kk 超音波の横波を利用した層厚測定装置
DE19741586C1 (de) * 1997-09-20 1999-07-29 Theysohn Friedrich Fa Ultraschallmeßgerät mit Sender und Empfänger für die Ortung der geometrischen Lage der Grenze zwischen einem ersten und einem zweiten Stoff von einem Bezugsort
US8156813B2 (en) * 2009-12-03 2012-04-17 Olympus Ndt Inc. High dynamic range NDT/NDI inspection device with selective noise averaging

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3220248A (en) * 1962-08-20 1965-11-30 American Mach & Foundry Ultrasonic inspection device
US3339403A (en) * 1963-09-03 1967-09-05 Continental Oil Co Non-destructive thickness measuring device
US3354700A (en) * 1964-07-02 1967-11-28 United States Steel Corp Apparatus for measuring thickness of materials by sound-wave reflection
NL6515146A (fr) * 1964-12-14 1966-06-15
FR1426247A (fr) * 1964-12-14 1966-01-28 Rochar Electronique Procédé et circuit de calcul analogique
US3427868A (en) * 1965-12-20 1969-02-18 Schlumberger Instrumentation Ultrasonic device for measuring the thickness of objects
US3690154A (en) * 1969-07-21 1972-09-12 Atomic Energy Authority Uk Apparatus for measuring thickness
GB1323079A (en) * 1970-02-09 1973-07-11 British Steel Corp Ultrasonic measuring apparatus
US3688565A (en) * 1970-09-28 1972-09-05 Sonie Instr Inc Ultrasonic thickness gauge
JPS555056B2 (fr) * 1972-07-05 1980-02-04
US3808879A (en) * 1972-08-03 1974-05-07 Amf Inc Ultrasonic wall thickness measurement
GB1366050A (en) * 1973-09-14 1974-09-11 British Steel Corp Ultrasonic thickness measurement
US3985022A (en) * 1975-06-09 1976-10-12 Krautkramer-Branson, Incorporated Ultrasonic thickness measuring method and apparatus
DE2610457C2 (de) * 1976-03-10 1978-08-10 Karl Deutsch Pruef- Und Messgeraetebau, 5600 Wuppertal Verfahren zur automatischen Nachführung von Anzeigenerwartungsbereichen bei der Ultraschallprüfung
DE2620835C3 (de) * 1976-05-11 1981-09-24 Krautkrämer, GmbH, 5000 Köln Elektronisches Zeitintervall-Meßverfahren
JPS542153A (en) * 1977-06-07 1979-01-09 Mitsubishi Electric Corp Ultrasonic thickness gauge
JPS54107359A (en) * 1978-02-09 1979-08-23 Mitsubishi Electric Corp Ultrasonic thickness gauge
JPS5839288B2 (ja) * 1978-07-04 1983-08-29 日本鋼管株式会社 超音波式厚み計

Also Published As

Publication number Publication date
IT8121768A0 (it) 1981-05-18
FR2482721A1 (fr) 1981-11-20
US4398420A (en) 1983-08-16
IT1135836B (it) 1986-08-27
JPH0143881B2 (fr) 1989-09-25
DE3119343C2 (de) 1994-09-22
BE888841A (nl) 1981-11-19
DE3119343A1 (de) 1982-04-22
GB2076154A (en) 1981-11-25
GB2076154B (en) 1984-05-23
NL8002888A (nl) 1981-12-16
JPS5710407A (en) 1982-01-20

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
ST Notification of lapse