GB2235764A - Device and method capable of detecting small particles in a fluid - Google Patents

Device and method capable of detecting small particles in a fluid

Info

Publication number
GB2235764A
GB2235764A GB9017112A GB9017112A GB2235764A GB 2235764 A GB2235764 A GB 2235764A GB 9017112 A GB9017112 A GB 9017112A GB 9017112 A GB9017112 A GB 9017112A GB 2235764 A GB2235764 A GB 2235764A
Authority
GB
United Kingdom
Prior art keywords
fluid
method capable
small particles
detecting small
detecting
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.)
Withdrawn
Application number
GB9017112A
Other versions
GB9017112D0 (en
Inventor
Philip John Lloyd
Ian Sinclair
Nigel Maddocks
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.)
Loughborough Consultants Ltd
Original Assignee
Loughborough Consultants 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
Priority claimed from GB888802330A external-priority patent/GB8802330D0/en
Application filed by Loughborough Consultants Ltd filed Critical Loughborough Consultants Ltd
Priority to GB9017112A priority Critical patent/GB2235764A/en
Priority claimed from PCT/GB1989/000095 external-priority patent/WO1989007253A1/en
Publication of GB9017112D0 publication Critical patent/GB9017112D0/en
Publication of GB2235764A publication Critical patent/GB2235764A/en
Withdrawn legal-status Critical Current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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4704—Angular selective
    • G01N2021/4707—Forward scatter; Low angle scatter

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)
GB9017112A 1988-02-03 1989-02-02 Device and method capable of detecting small particles in a fluid Withdrawn GB2235764A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9017112A GB2235764A (en) 1988-02-03 1989-02-02 Device and method capable of detecting small particles in a fluid

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB888802330A GB8802330D0 (en) 1988-02-03 1988-02-03 Device & method of detecting small particles in fluid
GB888830023A GB8830023D0 (en) 1988-02-03 1988-12-22 Device and method capable of detecting small particles in a fluid
GB9017112A GB2235764A (en) 1988-02-03 1989-02-02 Device and method capable of detecting small particles in a fluid
PCT/GB1989/000095 WO1989007253A1 (en) 1988-02-03 1989-02-02 Device and method capable of detecting small particles in a fluid

Publications (2)

Publication Number Publication Date
GB9017112D0 GB9017112D0 (en) 1990-09-19
GB2235764A true GB2235764A (en) 1991-03-13

Family

ID=27263768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9017112A Withdrawn GB2235764A (en) 1988-02-03 1989-02-02 Device and method capable of detecting small particles in a fluid

Country Status (1)

Country Link
GB (1) GB2235764A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2369182A (en) * 2000-11-15 2002-05-22 Rusteck Ltd Optical detection of particles in a liquid medium

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3094625A (en) * 1959-11-06 1963-06-18 Cornell Aeromautical Lab Inc Photoelectric apparatus for measuring the size of particles
US3713743A (en) * 1970-11-25 1973-01-30 Agricultural Control Syst Forward scatter optical turbidimeter apparatus
JPS57190249A (en) * 1981-05-19 1982-11-22 Toshiba Corp Measuring method for particle size
JPS59224542A (en) * 1983-06-03 1984-12-17 Hitachi Ltd Measuring device
JPS6011145A (en) * 1983-07-01 1985-01-21 Hitachi Ltd Measuring device of foreign matter
JPS60128331A (en) * 1983-12-16 1985-07-09 Happy Kagaku Kk Dust detecting device

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3094625A (en) * 1959-11-06 1963-06-18 Cornell Aeromautical Lab Inc Photoelectric apparatus for measuring the size of particles
US3713743A (en) * 1970-11-25 1973-01-30 Agricultural Control Syst Forward scatter optical turbidimeter apparatus
JPS57190249A (en) * 1981-05-19 1982-11-22 Toshiba Corp Measuring method for particle size
JPS59224542A (en) * 1983-06-03 1984-12-17 Hitachi Ltd Measuring device
JPS6011145A (en) * 1983-07-01 1985-01-21 Hitachi Ltd Measuring device of foreign matter
JPS60128331A (en) * 1983-12-16 1985-07-09 Happy Kagaku Kk Dust detecting device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Applied optics, vol. 18, no.10, 15 May 1979 (New York, US), D. Holve et al.:pages 1632-1645. *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2369182A (en) * 2000-11-15 2002-05-22 Rusteck Ltd Optical detection of particles in a liquid medium
GB2369182B (en) * 2000-11-15 2004-12-08 Rusteck Ltd Optical detection of particles in a liquid medium
US7209231B2 (en) 2000-11-15 2007-04-24 Rusteck Ltd. Optical detection of particles in a liquid medium

Also Published As

Publication number Publication date
GB9017112D0 (en) 1990-09-19

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)