GB2166238B - Checking surface treatment on metallic test piece - Google Patents

Checking surface treatment on metallic test piece

Info

Publication number
GB2166238B
GB2166238B GB08524185A GB8524185A GB2166238B GB 2166238 B GB2166238 B GB 2166238B GB 08524185 A GB08524185 A GB 08524185A GB 8524185 A GB8524185 A GB 8524185A GB 2166238 B GB2166238 B GB 2166238B
Authority
GB
United Kingdom
Prior art keywords
surface treatment
test piece
metallic test
checking surface
checking
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
GB08524185A
Other languages
English (en)
Other versions
GB2166238A (en
GB8524185D0 (en
Inventor
Horst Pillhoefer
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.)
MTU Aero Engines AG
Original Assignee
MTU Motoren und Turbinen Union Muenchen GmbH
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 MTU Motoren und Turbinen Union Muenchen GmbH filed Critical MTU Motoren und Turbinen Union Muenchen GmbH
Publication of GB8524185D0 publication Critical patent/GB8524185D0/en
Publication of GB2166238A publication Critical patent/GB2166238A/en
Application granted granted Critical
Publication of GB2166238B publication Critical patent/GB2166238B/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
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/66—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence
    • G01N21/67—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light electrically excited, e.g. electroluminescence using electric arcs or discharges

Landscapes

  • Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Physics & Mathematics (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)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Investigating And Analyzing Materials By Characteristic Methods (AREA)
GB08524185A 1984-10-27 1985-10-01 Checking surface treatment on metallic test piece Expired GB2166238B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843439472 DE3439472A1 (de) 1984-10-27 1984-10-27 Probe zur bestimmung des kohlenstoffgehalts in oberflaechenschichten

Publications (3)

Publication Number Publication Date
GB8524185D0 GB8524185D0 (en) 1985-11-06
GB2166238A GB2166238A (en) 1986-04-30
GB2166238B true GB2166238B (en) 1988-05-25

Family

ID=6248966

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08524185A Expired GB2166238B (en) 1984-10-27 1985-10-01 Checking surface treatment on metallic test piece

Country Status (4)

Country Link
DE (1) DE3439472A1 (enExample)
FR (1) FR2572526B1 (enExample)
GB (1) GB2166238B (enExample)
IT (1) IT1185427B (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1476182A (fr) * 1966-04-15 1967-04-07 Tsnii Tchornoy Metallourgiy Procédé et appareil de détermination rapide de la teneur en gaz d'un métal
US3942892A (en) * 1974-07-08 1976-03-09 British Steel Corporation Apparatus and method for the spectroscopic analysis of solid metal articles
JPS5972053A (ja) * 1982-10-18 1984-04-23 Mitsubishi Electric Corp 金属材料品質検査法

Also Published As

Publication number Publication date
DE3439472C2 (enExample) 1988-03-24
IT1185427B (it) 1987-11-12
GB2166238A (en) 1986-04-30
FR2572526A1 (fr) 1986-05-02
GB8524185D0 (en) 1985-11-06
DE3439472A1 (de) 1986-04-30
FR2572526B1 (fr) 1989-06-23
IT8522456A0 (it) 1985-10-11

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Legal Events

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

Effective date: 19921001