FR2173623A5 - - Google Patents

Info

Publication number
FR2173623A5
FR2173623A5 FR7306611A FR7306611A FR2173623A5 FR 2173623 A5 FR2173623 A5 FR 2173623A5 FR 7306611 A FR7306611 A FR 7306611A FR 7306611 A FR7306611 A FR 7306611A FR 2173623 A5 FR2173623 A5 FR 2173623A5
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
FR7306611A
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.)
FORSTER FRIEDRICH DT
Original Assignee
FORSTER FRIEDRICH DT
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 FORSTER FRIEDRICH DT filed Critical FORSTER FRIEDRICH DT
Application granted granted Critical
Publication of FR2173623A5 publication Critical patent/FR2173623A5/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
    • G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
FR7306611A 1972-02-26 1973-02-23 Expired FR2173623A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2209146A DE2209146A1 (de) 1972-02-26 1972-02-26 Verfahren zur pruefung ferromagnetischer koerper wie halbzeug und massenteile nach dem magnetpulververfahren

Publications (1)

Publication Number Publication Date
FR2173623A5 true FR2173623A5 (fr) 1973-10-05

Family

ID=5837195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7306611A Expired FR2173623A5 (fr) 1972-02-26 1973-02-23

Country Status (5)

Country Link
US (1) US3825821A (fr)
DE (1) DE2209146A1 (fr)
FR (1) FR2173623A5 (fr)
GB (1) GB1380887A (fr)
SE (1) SE386743B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360882A1 (fr) * 1976-07-31 1978-03-03 Deutsch Pruef Messgeraete Procede et dispositif pour la saisie et l'appreciation automatique d'indications optiques de fissures a la surface de pieces

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3983371A (en) * 1975-01-06 1976-09-28 Gte Sylvania Incorporated Apparatus and method for determining the proportion of defective wire in a length of moving wire
DE2648694C3 (de) * 1976-10-27 1986-05-28 Institut Dr. Friedrich Förster Prüfgerätebau GmbH & Co KG, 7410 Reutlingen Verfahren und Einrichtung zum Prüfen von Halbzeug
JPS57104854A (en) * 1980-12-22 1982-06-30 Hoxan Corp Magnetic powder flaw detector
DE3208041C2 (de) * 1982-03-05 1983-12-29 Feldmühle AG, 4000 Düsseldorf Verfahren zum Prüfen von ferromagnetischen, magnetisierten Werkstücken
DE3234616A1 (de) * 1982-03-22 1983-09-29 Mecapec S.A., 8716 Schmerikon Verfahren und einrichtung zur magnetischen materialfehlerdetektion
US4930026A (en) * 1986-10-16 1990-05-29 Kljuev Vladimir V Flaw detector for magnetographic quality inspection
JPH0443784A (ja) * 1990-06-11 1992-02-13 Matsushita Electric Ind Co Ltd 磁気記録信号測定方法及び装置
US6909988B2 (en) * 2002-10-15 2005-06-21 General Electric Company Method for positioning defects in metal billets
DE20306789U1 (de) * 2003-04-30 2003-09-04 Tiede Gmbh & Co Risspruefanlagen Handlampe, insbesondere für die magnetische Rißprüfung
DE102007024060A1 (de) * 2007-05-22 2008-11-27 Illinois Tool Works Inc., Glenview Vorrichtung und Verfahren zur Prüfmittel-Kontrolle
CN104390988A (zh) * 2014-11-28 2015-03-04 中国科学院合肥物质科学研究院 一种针对火车轮高曲率强反射特性的多目全表面检测装置
CN105352977B (zh) * 2015-11-06 2018-09-04 苏州磁星检测设备有限公司 自动化探伤检测线及检测方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2798966A (en) * 1955-11-23 1957-07-09 Gen Electric Surface inspection equipment
US3073212A (en) * 1957-08-14 1963-01-15 Magnaflux Corp Optical apparatus for inspecting magnetic particle concentrations
BE624777A (fr) * 1960-06-21
NL275008A (fr) * 1961-02-21
US3480855A (en) * 1967-04-10 1969-11-25 Magnaflux Corp Image dissector system having pattern rotation means
DE1946510A1 (de) * 1969-09-13 1971-03-18 Friedrich Dr Foerster Anlage zur automatischen Beseitung von Fehlern in Halbzeug aus metallischen Werkstoffen

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2360882A1 (fr) * 1976-07-31 1978-03-03 Deutsch Pruef Messgeraete Procede et dispositif pour la saisie et l'appreciation automatique d'indications optiques de fissures a la surface de pieces

Also Published As

Publication number Publication date
GB1380887A (en) 1975-01-15
DE2209146A1 (de) 1973-08-30
SE386743B (sv) 1976-08-16
US3825821A (en) 1974-07-23

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Legal Events

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