GB2206201B - Method of refractometry and refractometer therefor - Google Patents

Method of refractometry and refractometer therefor

Info

Publication number
GB2206201B
GB2206201B GB8712601A GB8712601A GB2206201B GB 2206201 B GB2206201 B GB 2206201B GB 8712601 A GB8712601 A GB 8712601A GB 8712601 A GB8712601 A GB 8712601A GB 2206201 B GB2206201 B GB 2206201B
Authority
GB
United Kingdom
Prior art keywords
refractometry
refractometer
therefor
refractometer therefor
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 - Fee Related
Application number
GB8712601A
Other versions
GB8712601D0 (en
GB2206201A (en
Inventor
Chi Chung Ko
Tjeng Thiang Tjhung
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.)
National University of Singapore
Original Assignee
National University of Singapore
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 National University of Singapore filed Critical National University of Singapore
Priority to GB8712601A priority Critical patent/GB2206201B/en
Publication of GB8712601D0 publication Critical patent/GB8712601D0/en
Publication of GB2206201A publication Critical patent/GB2206201A/en
Application granted granted Critical
Publication of GB2206201B publication Critical patent/GB2206201B/en
Priority to SG109091A priority patent/SG109091G/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
    • G01N21/431—Dip refractometers, e.g. using optical fibres

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 Analysing Materials By Optical Means (AREA)
GB8712601A 1987-05-28 1987-05-28 Method of refractometry and refractometer therefor Expired - Fee Related GB2206201B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB8712601A GB2206201B (en) 1987-05-28 1987-05-28 Method of refractometry and refractometer therefor
SG109091A SG109091G (en) 1987-05-28 1991-12-26 Method of refractometry and refractometer therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8712601A GB2206201B (en) 1987-05-28 1987-05-28 Method of refractometry and refractometer therefor

Publications (3)

Publication Number Publication Date
GB8712601D0 GB8712601D0 (en) 1987-07-01
GB2206201A GB2206201A (en) 1988-12-29
GB2206201B true GB2206201B (en) 1991-11-20

Family

ID=10618071

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8712601A Expired - Fee Related GB2206201B (en) 1987-05-28 1987-05-28 Method of refractometry and refractometer therefor

Country Status (2)

Country Link
GB (1) GB2206201B (en)
SG (1) SG109091G (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9118524D0 (en) * 1991-08-29 1991-10-16 Amp Holland Method and apparatus for measuring the refractive index of index matching gels and like substances
FR2832505B1 (en) * 2001-11-16 2008-07-04 Inst Francais Du Petrole OPTICAL FIBER REFRACTOMETER
CN103728274A (en) * 2013-12-30 2014-04-16 天津大学 Seawater chloride ion concentration measuring device based on dual-fiber optical grating

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274241A (en) * 1968-06-07 1972-05-17 Aga Ab Apparatus for measuring the refraction index of a medium along a light path
US4342919A (en) * 1979-04-10 1982-08-03 Asea Aktiebolag Fiber optical measuring device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1274241A (en) * 1968-06-07 1972-05-17 Aga Ab Apparatus for measuring the refraction index of a medium along a light path
US4342919A (en) * 1979-04-10 1982-08-03 Asea Aktiebolag Fiber optical measuring device

Also Published As

Publication number Publication date
GB8712601D0 (en) 1987-07-01
SG109091G (en) 1992-04-16
GB2206201A (en) 1988-12-29

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Legal Events

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

Effective date: 19970528