DE69629653D1 - Methode zur bestimmung der ursache von defekten auf stahloberflächen - Google Patents

Methode zur bestimmung der ursache von defekten auf stahloberflächen

Info

Publication number
DE69629653D1
DE69629653D1 DE69629653T DE69629653T DE69629653D1 DE 69629653 D1 DE69629653 D1 DE 69629653D1 DE 69629653 T DE69629653 T DE 69629653T DE 69629653 T DE69629653 T DE 69629653T DE 69629653 D1 DE69629653 D1 DE 69629653D1
Authority
DE
Germany
Prior art keywords
defects
determining
cause
steel surfaces
steel
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
DE69629653T
Other languages
English (en)
Other versions
DE69629653T2 (de
Inventor
Tadashi Mochizuki
Shigeomi Sato
Takanori Akiyoshi
Akiko Sakashita
Yohichi Ishibashi
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.)
JFE Engineering Corp
Original Assignee
NKK Corp
Nippon Kokan Ltd
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 NKK Corp, Nippon Kokan Ltd filed Critical NKK Corp
Publication of DE69629653D1 publication Critical patent/DE69629653D1/de
Application granted granted Critical
Publication of DE69629653T2 publication Critical patent/DE69629653T2/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
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/20—Metals
    • G01N33/202—Constituents thereof
    • G01N33/2022—Non-metallic constituents
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/20—Metals
    • G01N33/204—Structure thereof, e.g. crystal structure
    • G01N33/2045—Defects
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
    • G01N2001/045—Laser ablation; Microwave vaporisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
DE69629653T 1995-06-12 1996-06-12 Methode zur bestimmung der ursache von defekten auf stahloberflächen Expired - Lifetime DE69629653T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP17023995 1995-06-12
JP17023995A JP3166569B2 (ja) 1995-06-12 1995-06-12 鋼材表面に生じた異常部の発生原因検出方法
PCT/JP1996/001585 WO1996042005A1 (fr) 1995-06-12 1996-06-12 Procede permettant de determiner la cause de defauts presents sur une surface d'acier

Publications (2)

Publication Number Publication Date
DE69629653D1 true DE69629653D1 (de) 2003-10-02
DE69629653T2 DE69629653T2 (de) 2004-06-03

Family

ID=15901255

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69629653T Expired - Lifetime DE69629653T2 (de) 1995-06-12 1996-06-12 Methode zur bestimmung der ursache von defekten auf stahloberflächen

Country Status (7)

Country Link
US (1) US5784153A (de)
EP (1) EP0780677B1 (de)
JP (1) JP3166569B2 (de)
KR (1) KR0165946B1 (de)
CN (1) CN1099586C (de)
DE (1) DE69629653T2 (de)
WO (1) WO1996042005A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1035410A4 (de) * 1998-04-28 2001-08-22 Kawasaki Steel Co Verfahren zur analyse von sauerstoff und oxiden in metallischen substanzen
US7027142B2 (en) * 2002-05-06 2006-04-11 Applied Materials, Israel, Ltd. Optical technique for detecting buried defects in opaque films
EP1582862A1 (de) * 2004-04-01 2005-10-05 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Diagnose eines betriebsbeanspruchten Bauteils
JP4630978B2 (ja) * 2006-03-31 2011-02-09 福井県 多層薄膜の分析方法ならびに装置
DE102010032792A1 (de) * 2010-07-28 2012-02-02 Hüttenwerke Krupp Mannesmann GmbH Verfahren zur Reinheitsgradbestimmung von Metallen
CN103778445B (zh) * 2014-01-21 2017-02-01 武汉科技大学 一种冷轧带钢表面缺陷原因分析方法及系统
KR101529303B1 (ko) 2014-07-16 2015-06-17 탁태문 비데 장치
RU2579546C1 (ru) * 2014-12-30 2016-04-10 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Ивановский государственный химико-технологический университет" (ИГХТУ) Способ обнаружения механических дефектов на поверхности твердых материалов
KR102331569B1 (ko) * 2020-04-03 2021-11-25 송순영 이동형 사용자 기립 보조 장치
KR102337775B1 (ko) * 2020-04-03 2021-12-09 전남대학교산학협력단 노인 넘어짐 예방을 위한 화장실 자세 보조 및 응급알람 시스템

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3602595A (en) * 1968-05-20 1971-08-31 Applied Res Lab Method of and apparatus for generating aerosols by electric arc
US3791743A (en) * 1973-03-21 1974-02-12 Bethlehem Steel Corp Portable flame photometer and sampling probe
GB8322709D0 (en) * 1983-08-24 1983-09-28 British Steel Corp Analysis of materials
US4615225A (en) * 1985-03-13 1986-10-07 Allied Corporation In-situ analysis of a liquid conductive material
JPH0629857B2 (ja) * 1986-01-13 1994-04-20 新日本製鐵株式会社 鋼材の表面疵要因判定法
JPH03118440A (ja) * 1989-09-29 1991-05-21 Yokogawa Electric Corp レーザ装置を有する元素分析装置
DE4004627C2 (de) * 1990-02-15 1994-03-31 Krupp Ag Hoesch Krupp Verfahren zur Bestimmung von Materialeigenschaften polymerer Werkstoffe und Vorrichtung zur Durchführung des Verfahrens
JP2870364B2 (ja) * 1993-06-29 1999-03-17 日本鋼管株式会社 レーザー気化分析方法及び装置
US5537206A (en) * 1993-11-02 1996-07-16 Nkk Corporation Method for analyzing steel and apparatus therefor
JP3039231B2 (ja) * 1993-11-02 2000-05-08 日本鋼管株式会社 鋼成分迅速分析方法及び装置

Also Published As

Publication number Publication date
JP3166569B2 (ja) 2001-05-14
EP0780677A1 (de) 1997-06-25
CN1099586C (zh) 2003-01-22
JPH08338792A (ja) 1996-12-24
KR970702486A (ko) 1997-05-13
US5784153A (en) 1998-07-21
EP0780677A4 (de) 2000-01-05
DE69629653T2 (de) 2004-06-03
CN1150838A (zh) 1997-05-28
KR0165946B1 (ko) 1999-03-30
WO1996042005A1 (fr) 1996-12-27
EP0780677B1 (de) 2003-08-27

Similar Documents

Publication Publication Date Title
DE69512950D1 (de) Verfahren zur Detektion von identischen Teilbildern
DE69735540D1 (de) Verfahren zur Minimierung der Kosten von Online-Zugriff
DE69114869D1 (de) Verfahren zur Bestimmung des Profils von Reifen.
DE69535022D1 (de) Verfahren zur verbesserung von destillat
DE59306790D1 (de) Verfahren zur Überprüfung von Lambdasonden
DE69717413T2 (de) Verfahren zur Gewichtsbestimmung von bogenförmigen Trägern
DE69838434D1 (de) Luziferase und verfahren zur bestimmung von intrazellulärem atp unter verwendung derselben
DE59204440D1 (de) Verfahren zur Erkennung von Verbrennungsaussetzern.
DE69630686D1 (de) Verfahren zur echtheitsprüfung von münzen
DE59500133D1 (de) Verfahren zur Erkennung von seitenverkehrt angeschlossenen Lambda-Sonden
DE69522446T2 (de) Verfahren zur cetanverbesserung von destillatfraktionen
DE69629653D1 (de) Methode zur bestimmung der ursache von defekten auf stahloberflächen
DE69934789D1 (de) Verfahren zur bestimmung der antibiotikasensitivität von bakterien
DE69717001D1 (de) Verfahren zur Bestimmung des Endpunktes von enzymatischen Nachweisverfahren
DE3585238D1 (de) Verfahren zur bestimmung des reduzierten zustands von nicotinamid-adenin-dinukleotid.
ATA200494A (de) Verfahren und einrichtung zur bestimmung der reinheit von aufbereitetem altglas
DE69319752T2 (de) Verfahren zur identifizierung von analyten
DE69627990D1 (de) Verfahren zur Erkennung der Versprödung von rostfreiem Duplexstahl
DE59408120D1 (de) Verfahren zur Erkennung von Kurbelwellenoszillationen
DE69611713T2 (de) Verfahren zur Bestimmung des spezifischen Gewichts von Flüssigkeiten
DE69534877D1 (de) Verfahren zur bestimmung von bilirubin
DE69219855T2 (de) Verfahren zur Bestimmung der alpha-Amylase-Aktivität
DE59501064D1 (de) Verfahren zur Unterdrückung des Einflusses von Walzenexzentrizitäten
DE69023710T2 (de) Verfahren zur bestimmung von enzymatischer wirksamkeit.
ATA150596A (de) Verfahren und einrichtung zur bestimmung der reinheit von aufbereitetem altglas

Legal Events

Date Code Title Description
8364 No opposition during term of opposition