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BE797228A - Werkwijze en inrichting voor de automatische korrektie van koincidentiepartikeltellingvariaties - Google Patents

Werkwijze en inrichting voor de automatische korrektie van koincidentiepartikeltellingvariaties

Info

Publication number
BE797228A
BE797228A BE797228A BE797228A BE797228A BE 797228 A BE797228 A BE 797228A BE 797228 A BE797228 A BE 797228A BE 797228 A BE797228 A BE 797228A BE 797228 A BE797228 A BE 797228A
Authority
BE
Belgium
Prior art keywords
korrektie
koincidentiepartikeltellingvariaties
werkwijze
automatische
van
Prior art date
Application number
BE797228A
Other languages
English (en)
Inventor
W H Coulter
W R Hogg
H Bader
Original Assignee
Coulter Electronics
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 US05/292,421 external-priority patent/US3949197A/en
Application filed by Coulter Electronics filed Critical Coulter Electronics
Publication of BE797228A publication Critical patent/BE797228A/fr

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
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • G01N15/131—Details
    • G01N15/132—Circuits
    • 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
    • G01N15/1425—Optical investigation techniques, e.g. flow cytometry using an analyser being characterised by its control arrangement
    • G01N15/1427—Optical investigation techniques, e.g. flow cytometry using an analyser being characterised by its control arrangement with the synchronisation of components, a time gate for operation of components, or suppression of particle coincidences
    • 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
    • G01N15/1429—Signal processing
    • 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
    • G01N2015/1024—Counting particles by non-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
    • G01N15/10—Investigating individual particles
    • G01N2015/1029—Particle size
    • 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
    • G01N2015/1493—Particle size

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 Biological Materials (AREA)
BE797228A 1972-03-27 1973-03-23 Werkwijze en inrichting voor de automatische korrektie van koincidentiepartikeltellingvariaties BE797228A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US23807972A 1972-03-27 1972-03-27
US05/292,421 US3949197A (en) 1972-09-26 1972-09-26 Methods and apparatuses for correcting coincidence count errors in a particle analyzer having a sensing zone through which the particles flow

Publications (1)

Publication Number Publication Date
BE797228A true BE797228A (fr) 1973-07-16

Family

ID=26931325

Family Applications (1)

Application Number Title Priority Date Filing Date
BE797228A BE797228A (fr) 1972-03-27 1973-03-23 Werkwijze en inrichting voor de automatische korrektie van koincidentiepartikeltellingvariaties

Country Status (11)

Country Link
JP (1) JPS5625611B2 (fr)
AR (1) AR204610A1 (fr)
BE (1) BE797228A (fr)
CH (1) CH592303A5 (fr)
DE (1) DE2314578C2 (fr)
FR (1) FR2186135A5 (fr)
GB (1) GB1423021A (fr)
IL (1) IL41855A (fr)
IT (1) IT1032020B (fr)
NL (1) NL7304071A (fr)
SE (1) SE391583B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2317648A1 (fr) * 1975-07-09 1977-02-04 Coulter W Analyseur de particules comprenant un circuit de correction d'erreurs de coincidence
JPS5338101A (en) * 1976-09-20 1978-04-07 Shimizu Construction Co Ltd Method of excavating inside of steel pipe pile
JPS5918511B2 (ja) * 1981-04-13 1984-04-27 三井不動産建設株式会社 共振を利用した切削方法
US6744245B2 (en) * 2001-07-27 2004-06-01 Coulter International Corp. Particle count correction method and apparatus
CN114486689B (zh) * 2022-04-15 2022-07-05 南京颐兰贝生物科技有限责任公司 一种血细胞脉冲计数误差校正方法及校正装置

Also Published As

Publication number Publication date
GB1423021A (en) 1976-01-28
AU5373673A (en) 1974-09-26
CH592303A5 (fr) 1977-10-31
SE391583B (sv) 1977-02-21
FR2186135A5 (fr) 1974-01-04
AR204610A1 (es) 1976-02-20
DE2314578A1 (de) 1973-10-11
IL41855A0 (en) 1973-05-31
JPS499282A (fr) 1974-01-26
NL7304071A (fr) 1973-10-01
JPS5625611B2 (fr) 1981-06-13
IL41855A (en) 1977-05-31
DE2314578C2 (de) 1983-07-14
IT1032020B (it) 1979-05-30

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