DE3484877D1 - Verfahren zur schaetzung von fehlstellen in keramischen produkten. - Google Patents

Verfahren zur schaetzung von fehlstellen in keramischen produkten.

Info

Publication number
DE3484877D1
DE3484877D1 DE8484301928T DE3484877T DE3484877D1 DE 3484877 D1 DE3484877 D1 DE 3484877D1 DE 8484301928 T DE8484301928 T DE 8484301928T DE 3484877 T DE3484877 T DE 3484877T DE 3484877 D1 DE3484877 D1 DE 3484877D1
Authority
DE
Germany
Prior art keywords
mistakes
estimating
ceramic products
ceramic
products
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 - Lifetime
Application number
DE8484301928T
Other languages
English (en)
Inventor
Hideo Iwasaki
Mamoru Izumi
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Application granted granted Critical
Publication of DE3484877D1 publication Critical patent/DE3484877D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/72—Investigating presence of flaws
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/14—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/023—Solids
    • G01N2291/0232—Glass, ceramics, concrete or stone
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02854—Length, thickness

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE8484301928T 1983-03-25 1984-03-21 Verfahren zur schaetzung von fehlstellen in keramischen produkten. Expired - Lifetime DE3484877D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58048748A JPS59174751A (ja) 1983-03-25 1983-03-25 セラミツクス製品の欠陥検査方法

Publications (1)

Publication Number Publication Date
DE3484877D1 true DE3484877D1 (de) 1991-09-12

Family

ID=12811902

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484301928T Expired - Lifetime DE3484877D1 (de) 1983-03-25 1984-03-21 Verfahren zur schaetzung von fehlstellen in keramischen produkten.

Country Status (4)

Country Link
US (1) US4562736A (de)
EP (1) EP0122076B1 (de)
JP (1) JPS59174751A (de)
DE (1) DE3484877D1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3525859A1 (de) * 1985-07-19 1987-01-29 Battelle Institut E V Verfahren und vorrichtung zur ortung von fehlerhaften verbindungen zwischen gleichen oder unterschiedlichen materialien
US4671114A (en) * 1986-05-09 1987-06-09 The United States Of America As Represented By The Secretary Of Agriculture Acoustical detection of hidden insects
GB2194336A (en) * 1986-08-21 1988-03-02 David R Hughson Method of gauging pre-existing in-situ stress from an extracted sample
US4821577A (en) * 1987-06-22 1989-04-18 Dowell Schlumberger Incorported Modified ring test
JPH02503955A (ja) * 1988-04-20 1990-11-15 インスティチュト　エレクトロスバルキ　イメニ　イー．オー．パトナ　アカデミイ　ナウク　ウクラインスコイ　エスエスアール 物品のアコースティックエミッション検査のための装置
FR2633050A1 (fr) * 1988-06-15 1989-12-22 Commissariat Energie Atomique Procede et dispositif de controle non destructif de pastilles pendant la phase de frittage
US5111048A (en) * 1990-09-27 1992-05-05 General Electric Company Apparatus and method for detecting fatigue cracks using infrared thermography
KR950010392B1 (ko) * 1991-07-31 1995-09-16 한국과학기술원 표면 열진동을 이용한 초소성 성형 제품의 내부 기공 측정 장치 및 방법
GB9326472D0 (en) * 1993-12-24 1994-02-23 Ngk Ceramics Europ Sa Method and apparatus for testing ceramic members
DE4419750C1 (de) * 1994-06-06 1995-06-22 Siemens Ag Prooftest für keramische Bauteile
US5587532A (en) * 1995-01-12 1996-12-24 The United States Of America As Represented By The Secretary Of The Army Method of measuring crack propagation in opaque materials
KR100302324B1 (ko) * 1998-06-26 2001-12-28 윤덕용 음향방출기법을이용한강유전체세라믹스의광여기분역반전평가방법
US6575036B1 (en) * 2000-06-22 2003-06-10 The Boeing Company Method for in-situ nondestructive measurement of Young's modulus of plate structures
US6920790B2 (en) * 2000-06-22 2005-07-26 The Boeing Company Apparatus for in-situ nondestructive measurement of Young's modulus of plate structures
US6823736B1 (en) * 2002-11-20 2004-11-30 The United States Of America As Represented By The Secretary Of The Navy Nondestructive acoustic emission testing system using electromagnetic excitation and method for using same
US7516663B2 (en) * 2006-11-03 2009-04-14 General Electric Company Systems and method for locating failure events in samples under load
US9297731B2 (en) * 2010-04-06 2016-03-29 Varel Europe S.A.S Acoustic emission toughness testing for PDC, PCBN, or other hard or superhard material inserts
US9678015B2 (en) 2014-09-26 2017-06-13 Frito-Lay North America, Inc. Method for elemental analysis of a snack food product in a dynamic production line
US10969316B2 (en) 2015-09-24 2021-04-06 Frito-Lay North America, Inc. Quantitative in-situ texture measurement apparatus and method
US10107785B2 (en) 2015-09-24 2018-10-23 Frito-Lay North America, Inc. Quantitative liquid texture measurement apparatus and method
US9541537B1 (en) 2015-09-24 2017-01-10 Frito-Lay North America, Inc. Quantitative texture measurement apparatus and method
US10598648B2 (en) 2015-09-24 2020-03-24 Frito-Lay North America, Inc. Quantitative texture measurement apparatus and method
US11243190B2 (en) 2015-09-24 2022-02-08 Frito-Lay North America, Inc. Quantitative liquid texture measurement method
US10070661B2 (en) 2015-09-24 2018-09-11 Frito-Lay North America, Inc. Feedback control of food texture system and method
JP2020041814A (ja) * 2018-09-06 2020-03-19 株式会社東芝 検知システム、検知方法およびサーバ装置
JP7238841B2 (ja) * 2020-03-31 2023-03-14 トヨタ自動車株式会社 加圧検査方法および加圧検査装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5329878A (en) * 1976-08-28 1978-03-20 Kirin Brewery Method of detecting defective bottles
DE2707883A1 (de) * 1977-02-24 1978-08-31 Krautkraemer Gmbh Verfahren zur erzeugung fokussierter schallwellen durch laserimpulse
US4255971A (en) * 1978-11-01 1981-03-17 Allan Rosencwaig Thermoacoustic microscopy
JPS5682444A (en) * 1979-12-10 1981-07-06 Hitachi Ltd Defect detector in jointed part of zirconium alloy material and dissimilar metal
JPS5748651A (en) * 1980-09-08 1982-03-20 Hitachi Ltd Detection of crack of semiconductor element
JPS5770430A (en) * 1980-10-21 1982-04-30 Kawasaki Steel Corp Testing method for thermal impact resistance of refractory
DE3041875C2 (de) * 1980-11-06 1984-05-10 Krautkrämer GmbH, 5000 Köln Vorrichtung zur Erzeugung von Ultraschallwellen
US4430847A (en) * 1982-07-23 1984-02-14 Allis-Chalmers Corporation Combine feed reverser

Also Published As

Publication number Publication date
JPS59174751A (ja) 1984-10-03
US4562736A (en) 1986-01-07
EP0122076A3 (en) 1988-08-03
EP0122076B1 (de) 1991-08-07
EP0122076A2 (de) 1984-10-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee