GB8714456D0 - Duct surface testing - Google Patents

Duct surface testing

Info

Publication number
GB8714456D0
GB8714456D0 GB878714456A GB8714456A GB8714456D0 GB 8714456 D0 GB8714456 D0 GB 8714456D0 GB 878714456 A GB878714456 A GB 878714456A GB 8714456 A GB8714456 A GB 8714456A GB 8714456 D0 GB8714456 D0 GB 8714456D0
Authority
GB
United Kingdom
Prior art keywords
surface testing
duct surface
duct
testing
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.)
Pending
Application number
GB878714456A
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.)
British Telecommunications PLC
Original Assignee
British Telecommunications 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 British Telecommunications PLC filed Critical British Telecommunications PLC
Priority to GB878714456A priority Critical patent/GB8714456D0/en
Publication of GB8714456D0 publication Critical patent/GB8714456D0/en
Priority to GB8814600A priority patent/GB2205960B/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/46—Processes or apparatus adapted for installing or repairing optical fibres or optical cables
    • G02B6/50—Underground or underwater installation; Installation through tubing, conduits or ducts
    • G02B6/52—Underground or underwater installation; Installation through tubing, conduits or ducts using fluid, e.g. air
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N19/00—Investigating materials by mechanical methods
    • G01N19/02—Measuring coefficient of friction between materials

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Automation & Control Theory (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Light Guides In General And Applications Therefor (AREA)
GB878714456A 1987-06-19 1987-06-19 Duct surface testing Pending GB8714456D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB878714456A GB8714456D0 (en) 1987-06-19 1987-06-19 Duct surface testing
GB8814600A GB2205960B (en) 1987-06-19 1988-06-20 Duct surface testing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878714456A GB8714456D0 (en) 1987-06-19 1987-06-19 Duct surface testing

Publications (1)

Publication Number Publication Date
GB8714456D0 true GB8714456D0 (en) 1987-07-22

Family

ID=10619248

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878714456A Pending GB8714456D0 (en) 1987-06-19 1987-06-19 Duct surface testing
GB8814600A Expired - Lifetime GB2205960B (en) 1987-06-19 1988-06-20 Duct surface testing

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB8814600A Expired - Lifetime GB2205960B (en) 1987-06-19 1988-06-20 Duct surface testing

Country Status (1)

Country Link
GB (2) GB8714456D0 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19803219A1 (en) * 1998-01-28 1999-08-12 Fraunhofer Ges Forschung Method and device for determining the surface friction coefficient of bodies

Also Published As

Publication number Publication date
GB2205960B (en) 1990-11-21
GB2205960A (en) 1988-12-21
GB8814600D0 (en) 1988-07-27

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