DK144584D0 - Partikeltaellingsapparat - Google Patents

Partikeltaellingsapparat

Info

Publication number
DK144584D0
DK144584D0 DK1445/84A DK144584A DK144584D0 DK 144584 D0 DK144584 D0 DK 144584D0 DK 1445/84 A DK1445/84 A DK 1445/84A DK 144584 A DK144584 A DK 144584A DK 144584 D0 DK144584 D0 DK 144584D0
Authority
DK
Denmark
Prior art keywords
counting apparatus
particle counting
particle
counting
Prior art date
Application number
DK1445/84A
Other languages
English (en)
Other versions
DK144584A (da
Inventor
Scot David Abbott
Jr Charles William Robertson
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of DK144584D0 publication Critical patent/DK144584D0/da
Publication of DK144584A publication Critical patent/DK144584A/da

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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1434—Optical arrangements
    • G01N15/1436—Optical arrangements the optical arrangement forming an integrated apparatus with the sample container, e.g. a flow cell
    • 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
    • G01N21/51—Scattering, i.e. diffuse reflection within a body or fluid inside a container, e.g. in an ampoule
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • 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
    • G01N2015/0238—Single particle scatter
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1486—Counting the particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Dispersion Chemistry (AREA)
  • Optical Measuring Cells (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
DK144584A 1983-03-11 1984-02-29 Partikeltaellingsapparat DK144584A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/474,482 US4565448A (en) 1983-03-11 1983-03-11 Particle counting apparatus

Publications (2)

Publication Number Publication Date
DK144584D0 true DK144584D0 (da) 1984-02-29
DK144584A DK144584A (da) 1984-09-12

Family

ID=23883713

Family Applications (1)

Application Number Title Priority Date Filing Date
DK144584A DK144584A (da) 1983-03-11 1984-02-29 Partikeltaellingsapparat

Country Status (7)

Country Link
US (1) US4565448A (da)
EP (1) EP0118896B1 (da)
JP (1) JPS59173886A (da)
CA (1) CA1208936A (da)
DE (1) DE3472164D1 (da)
DK (1) DK144584A (da)
GR (1) GR81839B (da)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6275228A (ja) * 1985-09-30 1987-04-07 Japan Synthetic Rubber Co Ltd 液体移動性測定方法および装置
US5061632A (en) * 1989-01-31 1991-10-29 Board Of Regents, The University Of Texas System Capillary tube hemoglobinometer and oximeter
US6262798B1 (en) * 1992-09-29 2001-07-17 Board Of Regents, The University Of Texas System Method and apparatus for direct spectrophotometric measurements in unaltered whole blood
US5061065A (en) * 1989-10-20 1991-10-29 Pacific Scientific Company Particle contamination detection in fluids through the external section of a laser
DK111990D0 (da) * 1990-05-04 1990-05-04 Biometic Aps Apparat og fremgangsmaade til analyse af en vaeskesuspension
US5203339A (en) * 1991-06-28 1993-04-20 The Government Of The United States Of America As Represented By The Secretary Of The Department Health And Human Services Method and apparatus for imaging a physical parameter in turbid media using diffuse waves
US5484571A (en) * 1991-10-08 1996-01-16 Beckman Instruments, Inc. Enhanced fluorescence detection of samples in capillary column
JP3994143B2 (ja) * 1995-11-21 2007-10-17 エヌアイアール ダイアグナスティック インク． 血液分析器のための検体の迅速な分光光度法の予備検査鑑別方法及び装置
JP3258882B2 (ja) * 1995-11-24 2002-02-18 株式会社堀場製作所 粒度分布測定装置
US5949536A (en) * 1997-03-03 1999-09-07 Mark; Howard L. High pressure optical cell for spectrometry
US6154276A (en) * 1998-02-23 2000-11-28 The Regents Of The University Of California Waveguide detection of right-angle-scattered light in flow cytometry
US6219138B1 (en) * 2000-01-10 2001-04-17 The United States Of America As Represented By The Secretary Of The Navy Particle sizing technique
US6618143B2 (en) * 2000-02-18 2003-09-09 Idexx Laboratories, Inc. High numerical aperture flow cytometer and method of using same
US6320656B1 (en) * 2000-02-18 2001-11-20 Idexx Laboratories, Inc. High numerical aperture flow cytometer and method of using same
US6784981B1 (en) * 2000-06-02 2004-08-31 Idexx Laboratories, Inc. Flow cytometry-based hematology system
US20020080349A1 (en) * 2000-12-22 2002-06-27 Armstrong Thomas M. Sample chamber for use in analytical instrumentation
US6966994B2 (en) * 2001-04-17 2005-11-22 Caterpillar Inc Contamination control for engines
US6519033B1 (en) 2001-11-19 2003-02-11 Point Source Technologies, Llc Identification of particles in fluid
US6774995B2 (en) 2001-08-03 2004-08-10 Pointsource Technologies, Llc Identification of particles in fluid
US6590652B2 (en) 2001-11-02 2003-07-08 Pointsource Technologies, Inc. Flow through light scattering device
US6573992B1 (en) 2001-11-13 2003-06-03 Pointsource Technologies, Llc Plano convex fluid carrier for scattering correction
US6628386B2 (en) 2001-12-12 2003-09-30 Pointsource Technologies, Llc Particle detection beam
US7057724B1 (en) 2002-03-21 2006-06-06 Institute Of Critical Care Medicine Particulate info to field units
US6930769B1 (en) 2002-03-21 2005-08-16 Pointsource Technologies, Llc Optical sensor module tester
US6972424B1 (en) 2002-04-16 2005-12-06 Pointsource Technologies, Llc High detection rate particle identifier
US6981083B2 (en) * 2002-12-05 2005-12-27 International Business Machines Corporation Processor virtualization mechanism via an enhanced restoration of hard architected states
US6819421B1 (en) 2003-04-11 2004-11-16 Point Source Technologies, Llc Detection of new species of particles
JP2007024721A (ja) * 2005-07-19 2007-02-01 Lube Corp 流動オイルの流量検出装置
US7982875B2 (en) * 2009-06-15 2011-07-19 Wyatt Technology Corporation Method and apparatus for measuring the scattered light signals from a liquid sample
CN108226015A (zh) * 2018-01-04 2018-06-29 江苏苏净集团有限公司 一种新型液体颗粒计数方法及系统
JP7191975B2 (ja) 2018-03-30 2022-12-19 アイデックス ラボラトリーズ インコーポレイテッド フローサイトメータ、そのレーザ光学アセンブリ、およびレーザ光学アセンブリの組立方法
EP4425235A2 (en) 2020-06-17 2024-09-04 IDEXX Laboratories, Inc. Flow cytometer and laser optics assembly thereof

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2779232A (en) * 1953-04-09 1957-01-29 Frank R Small Blood counting method
US3531211A (en) * 1965-04-05 1970-09-29 Perkin Elmer Corp Optical system and method for cylindrical cuvettes
US3703641A (en) * 1969-08-18 1972-11-21 North American Rockwell Particle-size measuring apparatus
US3788744A (en) * 1970-01-14 1974-01-29 Bio Physics Systems Inc Method and apparatus for photoanalysis
US3700338A (en) * 1970-06-09 1972-10-24 Us Army Light scattering cell
US3661460A (en) * 1970-08-28 1972-05-09 Technicon Instr Method and apparatus for optical analysis of the contents of a sheathed stream
DE2050672C3 (de) * 1970-10-15 1975-02-06 Phywe Ag, 3400 Goettingen Durchflußküvette zur mikroskopfotometrischen Messung von in einer Flüssigkeit suspendierten Teilchen
US3790760A (en) * 1971-09-27 1974-02-05 Cornell Aeronautical Labor Inc Apparatus for counting, differentiating and sorting particles according to their microstructure variations
US3701620A (en) * 1971-10-21 1972-10-31 Science Spectrum Sample scattering cell for a photometer
JPS5539772B2 (da) * 1973-05-23 1980-10-14
ZA76389B (en) * 1975-01-29 1977-01-26 Baxter Travenol Lab Immunological reagent and method of using same
US3989381A (en) * 1975-05-05 1976-11-02 Coulter Electronics, Inc. Optical chamber with spherical reflective portion and apparatus employing same
US4115011A (en) * 1976-10-07 1978-09-19 Coulter Electronics, Inc. Cuvette configured for photoanalysis use
US4136953A (en) * 1977-07-19 1979-01-30 Beckman Instruments, Inc. Nephelometer with detection system focused on optical dark region
US4198161A (en) * 1978-02-27 1980-04-15 Hach Chemical Company Low turbidity nephelometer
JPS5948338B2 (ja) * 1978-08-15 1984-11-26 ビクト−ル、アレクセ−エウイツチ、ベルベル 流体内の粒子を粒度測定分析する装置
US4348107A (en) * 1980-07-18 1982-09-07 Coulter Electronics, Inc. Orifice inside optical element
JPS58165008A (ja) * 1982-03-25 1983-09-30 Chiesuto Kk 微小粒子の粒径分布測定方法

Also Published As

Publication number Publication date
JPS59173886A (ja) 1984-10-02
EP0118896A1 (en) 1984-09-19
DK144584A (da) 1984-09-12
US4565448A (en) 1986-01-21
GR81839B (da) 1984-12-12
CA1208936A (en) 1986-08-05
DE3472164D1 (en) 1988-07-21
EP0118896B1 (en) 1988-06-15

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment