GB2181839B - Material characterisation method and apparatus - Google Patents

Material characterisation method and apparatus

Info

Publication number
GB2181839B
GB2181839B GB8624924A GB8624924A GB2181839B GB 2181839 B GB2181839 B GB 2181839B GB 8624924 A GB8624924 A GB 8624924A GB 8624924 A GB8624924 A GB 8624924A GB 2181839 B GB2181839 B GB 2181839B
Authority
GB
United Kingdom
Prior art keywords
characterisation method
material characterisation
characterisation
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
GB8624924A
Other versions
GB2181839A (en
GB8624924D0 (en
Inventor
John Keith Wigmore
Martin Nichols Wybourne
Colin Geoffrey Eddison
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.)
General Electric Co PLC
Original Assignee
General Electric Co PLC
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 General Electric Co PLC filed Critical General Electric Co PLC
Publication of GB8624924D0 publication Critical patent/GB8624924D0/en
Publication of GB2181839A publication Critical patent/GB2181839A/en
Application granted granted Critical
Publication of GB2181839B publication Critical patent/GB2181839B/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
    • G01N25/00—Investigating or analyzing materials by the use of thermal means
    • G01N25/72—Investigating presence of flaws

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)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
GB8624924A 1985-10-18 1986-10-17 Material characterisation method and apparatus Expired GB2181839B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB858525793A GB8525793D0 (en) 1985-10-18 1985-10-18 Material characterisation method

Publications (3)

Publication Number Publication Date
GB8624924D0 GB8624924D0 (en) 1986-11-19
GB2181839A GB2181839A (en) 1987-04-29
GB2181839B true GB2181839B (en) 1989-10-25

Family

ID=10586915

Family Applications (2)

Application Number Title Priority Date Filing Date
GB858525793A Pending GB8525793D0 (en) 1985-10-18 1985-10-18 Material characterisation method
GB8624924A Expired GB2181839B (en) 1985-10-18 1986-10-17 Material characterisation method and apparatus

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB858525793A Pending GB8525793D0 (en) 1985-10-18 1985-10-18 Material characterisation method

Country Status (1)

Country Link
GB (2) GB8525793D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19808536A1 (en) * 1998-02-28 1999-09-02 Ramseier Rubigen Ag Method and device for monitoring an initial layer thickness and use of the device
DE19907804C1 (en) * 1999-02-24 2000-03-09 Phototherm Dr Petry Gmbh Thermosensitive and optosensitive measuring device, e.g. to check banknotes; uses integral transformation of induced heat radiation measuring signal

Also Published As

Publication number Publication date
GB2181839A (en) 1987-04-29
GB8525793D0 (en) 1985-11-20
GB8624924D0 (en) 1986-11-19

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Legal Events

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