NL7304071A - - Google Patents

Info

Publication number
NL7304071A
NL7304071A NL7304071A NL7304071A NL7304071A NL 7304071 A NL7304071 A NL 7304071A NL 7304071 A NL7304071 A NL 7304071A NL 7304071 A NL7304071 A NL 7304071A NL 7304071 A NL7304071 A NL 7304071A
Authority
NL
Netherlands
Application number
NL7304071A
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 filed Critical
Publication of NL7304071A publication Critical patent/NL7304071A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/1031Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12Investigating 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
    • G01N15/131Details
    • G01N15/132Circuits
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/14Optical investigation techniques, e.g. flow cytometry
    • G01N15/1425Optical investigation techniques, e.g. flow cytometry using an analyser being characterised by its control arrangement
    • G01N15/1427Optical 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
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/14Optical investigation techniques, e.g. flow cytometry
    • G01N15/1429Signal processing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N2015/1024Counting particles by non-optical means
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N2015/1029Particle size
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/14Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1493Particle 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)
NL7304071A 1972-03-27 1973-03-23 NL7304071A (https=)

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
NL7304071A true NL7304071A (https=) 1973-10-01

Family

ID=26931325

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7304071A NL7304071A (https=) 1972-03-27 1973-03-23

Country Status (11)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2630780A1 (de) * 1975-07-09 1977-01-27 Coulter Electronics Korrektureinrichtung fuer koinzidenzfehler in teilchenuntersuchungsgeraeten
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
JPS499282A (https=) 1974-01-26
CH592303A5 (https=) 1977-10-31
AU5373673A (en) 1974-09-26
BE797228A (fr) 1973-07-16
FR2186135A5 (https=) 1974-01-04
JPS5625611B2 (https=) 1981-06-13
AR204610A1 (es) 1976-02-20
GB1423021A (en) 1976-01-28
IL41855A0 (en) 1973-05-31
DE2314578C2 (de) 1983-07-14
SE391583B (sv) 1977-02-21
DE2314578A1 (de) 1973-10-11
IL41855A (en) 1977-05-31
IT1032020B (it) 1979-05-30

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed