IT1087094B - Metodo per determinare il volume e la distribuzione del volume di piccole particelle in sospensione - Google Patents

Metodo per determinare il volume e la distribuzione del volume di piccole particelle in sospensione

Info

Publication number
IT1087094B
IT1087094B IT28977/77A IT2897777A IT1087094B IT 1087094 B IT1087094 B IT 1087094B IT 28977/77 A IT28977/77 A IT 28977/77A IT 2897777 A IT2897777 A IT 2897777A IT 1087094 B IT1087094 B IT 1087094B
Authority
IT
Italy
Prior art keywords
volume
distribution
determining
suspension particles
small suspension
Prior art date
Application number
IT28977/77A
Other languages
English (en)
Original Assignee
Leeds & Northrup Co
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 Leeds & Northrup Co filed Critical Leeds & Northrup Co
Application granted granted Critical
Publication of IT1087094B publication Critical patent/IT1087094B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0211—Investigating a scatter or diffraction pattern

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth 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)
IT28977/77A 1976-11-05 1977-10-25 Metodo per determinare il volume e la distribuzione del volume di piccole particelle in sospensione IT1087094B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/739,365 US4134679A (en) 1976-11-05 1976-11-05 Determining the volume and the volume distribution of suspended small particles

Publications (1)

Publication Number Publication Date
IT1087094B true IT1087094B (it) 1985-05-31

Family

ID=24971946

Family Applications (1)

Application Number Title Priority Date Filing Date
IT28977/77A IT1087094B (it) 1976-11-05 1977-10-25 Metodo per determinare il volume e la distribuzione del volume di piccole particelle in sospensione

Country Status (6)

Country Link
US (1) US4134679A (it)
JP (1) JPS5386298A (it)
CA (1) CA1072362A (it)
DE (1) DE2747181C2 (it)
GB (1) GB1540687A (it)
IT (1) IT1087094B (it)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4265538A (en) * 1979-10-18 1981-05-05 Leeds & Northrup Company Optical sample cell for analysis of particles in liquid suspension
FR2476839A1 (fr) * 1980-02-25 1981-08-28 Anvar Procede de determination du diametre d'une particule en suspension dans un fluide par utilisation d'un rayonnement electromagnetique coherent
DE3212809C2 (de) * 1982-04-06 1984-12-20 Fa. Carl Zeiss, 7920 Heidenheim Meßeinrichtung für die Stabilisierung von Lasern
US4735504A (en) * 1983-10-31 1988-04-05 Technicon Instruments Corporation Method and apparatus for determining the volume & index of refraction of particles
US4907884A (en) * 1984-11-15 1990-03-13 Wyatt Technology Corporation Sample cell monitoring system
JPS61165637A (ja) * 1985-01-18 1986-07-26 Canon Inc 粒子解析装置
JPH0638064B2 (ja) * 1985-01-19 1994-05-18 キヤノン株式会社 粒子解析装置
JPS61165638A (ja) * 1985-01-18 1986-07-26 Canon Inc 粒子解析装置
US4613938A (en) * 1985-01-25 1986-09-23 Hss Inc. Present weather observing system utilizing particulate size and velocity measurements
JPS61280548A (ja) * 1985-06-05 1986-12-11 Canon Inc 粒子解析装置
JPS61294334A (ja) * 1985-06-21 1986-12-25 Canon Inc 粒子解析装置
JPS6244648A (ja) * 1985-08-22 1987-02-26 Canon Inc 粒子解析装置
US4696571A (en) * 1985-10-25 1987-09-29 The United States Of America As Represented By The Secretary Of The Interior Suspended sediment sensor
NL8601000A (nl) * 1986-04-21 1987-11-16 Jan Greve T H Twente Afdeling Het gebruik van gepolariseerd licht in stromingscytometrie.
EP0361770A3 (en) * 1988-09-30 1991-03-20 Kowa Company Ltd. Particle measuring method and apparatus
JPH0718788B2 (ja) * 1988-11-08 1995-03-06 富士電機株式会社 光学的微粒子測定装置
US5104221A (en) * 1989-03-03 1992-04-14 Coulter Electronics Of New England, Inc. Particle size analysis utilizing polarization intensity differential scattering
US4953978A (en) * 1989-03-03 1990-09-04 Coulter Electronics Of New England, Inc. Particle size analysis utilizing polarization intensity differential scattering
US5056918A (en) * 1989-03-03 1991-10-15 Coulter Electronics Of New England, Inc. Method and apparatus for particle size analysis
US5011286A (en) * 1989-08-03 1991-04-30 Met One, Inc. Multisensor particle counter utilizing a single energy source
GB8924859D0 (en) * 1989-11-03 1989-12-20 Atomic Energy Authority Uk Particle size and velocity determination
US5094532A (en) * 1989-11-07 1992-03-10 General Signal Corporation Method and apparatus for measuring small particle size distribution
DE4130586A1 (de) * 1991-09-15 1993-03-18 Hund Helmut Gmbh Verfahren zur bestimmung der teilchengroesse-fraktionen in schwebestaeuben
DE4309328C2 (de) * 1993-03-18 1998-03-12 Volker Ost Verfahren zur Differenzierung, Konzentrationsbestimmung und Sortierung von Erythrozyten, Thrombozyten und Leukozyten
CH695710A5 (it) * 1996-01-04 2006-07-31 Sigrist Ag Dr Verfahren und Einrichtung zur optischen Konzentrationsmessung von Feinstaub in einem Medium.
JP3720799B2 (ja) * 2002-10-02 2005-11-30 神栄株式会社 花粉センサ
US6859276B2 (en) * 2003-01-24 2005-02-22 Coulter International Corp. Extracted polarization intensity differential scattering for particle characterization
JP5717136B2 (ja) * 2011-05-06 2015-05-13 学校法人福岡大学 粒子測定装置
WO2015160418A2 (en) * 2014-01-31 2015-10-22 The General Hospital Corporation System and methods for estimation of mechanical properties and size of light-scattering particles in materials
WO2020096038A1 (ja) * 2018-11-08 2020-05-14 国立大学法人群馬大学 粒子群計測装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3653767A (en) * 1967-04-10 1972-04-04 American Standard Inc Particle size distribution measurement using polarized light of a plurality of wavelengths
US3603689A (en) * 1969-10-13 1971-09-07 Us Air Force Scanning scattered light photometer
US3835315A (en) * 1972-12-06 1974-09-10 Us Commerce System for determining parameters of a particle by radiant energy scattering techniques
US4053236A (en) * 1974-08-22 1977-10-11 The Perkin-Elmer Corporation Absorbance measuring photometer

Also Published As

Publication number Publication date
DE2747181A1 (de) 1978-05-11
DE2747181C2 (de) 1983-09-15
US4134679A (en) 1979-01-16
CA1072362A (en) 1980-02-26
JPS5721042B2 (it) 1982-05-04
GB1540687A (en) 1979-02-14
JPS5386298A (en) 1978-07-29

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