GB1388531A - Method of detecting flaws - Google Patents

Method of detecting flaws

Info

Publication number
GB1388531A
GB1388531A GB101873A GB101873A GB1388531A GB 1388531 A GB1388531 A GB 1388531A GB 101873 A GB101873 A GB 101873A GB 101873 A GB101873 A GB 101873A GB 1388531 A GB1388531 A GB 1388531A
Authority
GB
United Kingdom
Prior art keywords
colour
substance
detecting flaws
coating
flaws
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
GB101873A
Other languages
English (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.)
NOF Corp
Original Assignee
Nippon Oil and Fats Co 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 Nippon Oil and Fats Co Ltd filed Critical Nippon Oil and Fats Co Ltd
Publication of GB1388531A publication Critical patent/GB1388531A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
    • G01N31/22—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using chemical indicators
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/91—Investigating the presence of flaws or contamination using penetration of dyes, e.g. fluorescent ink

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Molecular Biology (AREA)
  • Biophysics (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
GB101873A 1972-02-25 1973-01-08 Method of detecting flaws Expired GB1388531A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1955472A JPS4889787A (enrdf_load_stackoverflow) 1972-02-25 1972-02-25

Publications (1)

Publication Number Publication Date
GB1388531A true GB1388531A (en) 1975-03-26

Family

ID=12002521

Family Applications (1)

Application Number Title Priority Date Filing Date
GB101873A Expired GB1388531A (en) 1972-02-25 1973-01-08 Method of detecting flaws

Country Status (2)

Country Link
JP (1) JPS4889787A (enrdf_load_stackoverflow)
GB (1) GB1388531A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204978A (en) * 1977-09-06 1980-05-27 Den-Mat, Inc. Tooth crack detector
EP0978719A1 (de) * 1998-08-06 2000-02-09 Helmut Klumpf Techn. Chemie Kommanditgesellschaft Verfahren zum Nachweis von Oberflächenfehlern in Werkstoffoberflächen
US6777243B2 (en) 1995-10-30 2004-08-17 Arkray Inc. Method for measuring substance and testing piece
US7098038B2 (en) 1995-10-30 2006-08-29 Arkray Inc. Method for measuring substance and testing piece
CN109030324A (zh) * 2018-06-08 2018-12-18 中冶建筑研究总院有限公司 一种纤维增强复合材料腐蚀程度的检测方法
CN113848022A (zh) * 2021-09-24 2021-12-28 广东国鸿氢能科技有限公司 燃料电池用石墨双极板的泄漏位置的测试方法及石墨极板的测漏方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51128587A (en) * 1975-04-30 1976-11-09 Chobe Taguchi Dyeing permeance flaw detector with anti corrosion
JP4914727B2 (ja) * 2007-01-19 2012-04-11 株式会社シマノ 釣竿ケース
US20250049012A1 (en) * 2022-01-07 2025-02-13 Globeride, Inc. Fishing rod guide cover

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204978A (en) * 1977-09-06 1980-05-27 Den-Mat, Inc. Tooth crack detector
US6777243B2 (en) 1995-10-30 2004-08-17 Arkray Inc. Method for measuring substance and testing piece
US7098038B2 (en) 1995-10-30 2006-08-29 Arkray Inc. Method for measuring substance and testing piece
US7153696B2 (en) 1995-10-30 2006-12-26 Arkray Inc. Method for measuring substance and testing piece
US7189576B2 (en) 1995-10-30 2007-03-13 Arkray Inc. Method for measuring substance and testing piece
EP0978719A1 (de) * 1998-08-06 2000-02-09 Helmut Klumpf Techn. Chemie Kommanditgesellschaft Verfahren zum Nachweis von Oberflächenfehlern in Werkstoffoberflächen
CN109030324A (zh) * 2018-06-08 2018-12-18 中冶建筑研究总院有限公司 一种纤维增强复合材料腐蚀程度的检测方法
CN113848022A (zh) * 2021-09-24 2021-12-28 广东国鸿氢能科技有限公司 燃料电池用石墨双极板的泄漏位置的测试方法及石墨极板的测漏方法

Also Published As

Publication number Publication date
JPS4889787A (enrdf_load_stackoverflow) 1973-11-22

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee