ES471838A1 - Procedimiento para producir impulsos de medicion en un ana- lizador de particulas y perfeccionamientos en los circuitos correspondientes - Google Patents

Procedimiento para producir impulsos de medicion en un ana- lizador de particulas y perfeccionamientos en los circuitos correspondientes

Info

Publication number
ES471838A1
ES471838A1 ES471838A ES471838A ES471838A1 ES 471838 A1 ES471838 A1 ES 471838A1 ES 471838 A ES471838 A ES 471838A ES 471838 A ES471838 A ES 471838A ES 471838 A1 ES471838 A1 ES 471838A1
Authority
ES
Spain
Prior art keywords
measurement
value
measurement cell
cell
particle analyzer
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.)
Expired
Application number
ES471838A
Other languages
English (en)
Spanish (es)
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.)
Rheinmetall Air Defence AG
Rheinmetall Industrie AG
Original Assignee
Contraves AG
Oerlikon Contraves AG
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 Contraves AG, Oerlikon Contraves AG filed Critical Contraves AG
Publication of ES471838A1 publication Critical patent/ES471838A1/es
Expired legal-status Critical Current

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
ES471838A 1977-08-25 1978-07-18 Procedimiento para producir impulsos de medicion en un ana- lizador de particulas y perfeccionamientos en los circuitos correspondientes Expired ES471838A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1039077A CH618514A5 (en:Method) 1977-08-25 1977-08-25

Publications (1)

Publication Number Publication Date
ES471838A1 true ES471838A1 (es) 1979-02-01

Family

ID=4362709

Family Applications (1)

Application Number Title Priority Date Filing Date
ES471838A Expired ES471838A1 (es) 1977-08-25 1978-07-18 Procedimiento para producir impulsos de medicion en un ana- lizador de particulas y perfeccionamientos en los circuitos correspondientes

Country Status (14)

Country Link
US (1) US4277743A (en:Method)
JP (1) JPS5446092A (en:Method)
BE (1) BE868040A (en:Method)
CA (1) CA1102878A (en:Method)
CH (1) CH618514A5 (en:Method)
DE (1) DE2824852C3 (en:Method)
DK (1) DK342578A (en:Method)
ES (1) ES471838A1 (en:Method)
FR (1) FR2401417A1 (en:Method)
GB (1) GB2003279B (en:Method)
IT (1) IT1098137B (en:Method)
NL (1) NL7808723A (en:Method)
SE (1) SE7808120L (en:Method)
SU (1) SU733524A3 (en:Method)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5846149U (ja) * 1981-09-25 1983-03-28 エルマ光学株式会社 微粒子の体積測定装置
JPH01112448U (en:Method) * 1988-01-21 1989-07-28
DE19728031A1 (de) * 1997-07-01 1999-01-07 Bernd Horst Dr Meier Verfahren zur Messung von Volumen und Fluß von bewegten Flüssigkeiten und Vorrichtung zur Messung des Herzzeitvolumens und weiterer Kreislaufparameter
JP3611771B2 (ja) * 2000-04-21 2005-01-19 シスメックス株式会社 粒子信号処理装置およびそれを用いた粒子測定装置
JP4999242B2 (ja) * 2001-09-06 2012-08-15 シスメックス株式会社 抵抗式血球計数装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB391797A (en) 1931-11-03 1933-05-03 Harold Wilson Pook Improvements in electrical delay actions or circuits depending upon the operation oflight-sensitive devices
GB976622A (en) 1960-03-22 1964-12-02 Babcock & Wilcox Ltd Improvements in flame monitoring apparatus
DE1698203B2 (de) 1961-04-06 1973-04-19 Amplitudendiskriminator fuer ein teilchenanalysiergeraet
GB980206A (en) 1961-09-20 1965-01-13 Coulter Electronics Improvements in and relating to apparatus for studying the physical properties of particles
GB1093461A (en) 1964-02-28 1967-12-06 Coulter Electronics Device for counting particles of determined minimum length
US3259891A (en) 1964-05-01 1966-07-05 Coulter Electronics Debris alarm
US3389335A (en) 1964-10-19 1968-06-18 Coulter Electronics Automatic control structure for particle study apparatus
FR2057274A5 (en:Method) 1969-08-08 1971-05-21 Coultronics France
US3993948A (en) * 1969-12-15 1976-11-23 Coulter Electronics, Inc. Particle analyzer having scanning apparatus series coupled between a d.c. power source and the parallel connection of a d.c. short-circuiting device and a voltage sensitive signal detector
US3706030A (en) * 1970-12-28 1972-12-12 Coulter Electronics Electronic particle detector of the coulter type having conductivity change independence circuitry
GB1336503A (en) 1971-01-13 1973-11-07 Reiners Verwaltungs Gmbh Electrical circuit
CH546437A (de) 1972-06-30 1974-02-28 Contraves Ag Verfahren und einrichtung zur kompensation der temperaturabhaengigkeit einer fluessigkeit bei der bestimmung von in derselben suspendierten teilchen.
US3924180A (en) * 1973-10-12 1975-12-02 Us Energy Potential sensing cell analyzer
US4093849A (en) * 1976-04-28 1978-06-06 J. T. Baker Chemical Co. Automatic blood analyzing system

Also Published As

Publication number Publication date
CA1102878A (en) 1981-06-09
US4277743A (en) 1981-07-07
IT7826915A0 (it) 1978-08-22
DE2824852B2 (en:Method) 1979-12-13
CH618514A5 (en:Method) 1980-07-31
DE2824852A1 (de) 1979-03-08
SE7808120L (sv) 1979-02-26
FR2401417A1 (fr) 1979-03-23
BE868040A (fr) 1978-10-02
DE2824852C3 (de) 1980-08-21
IT1098137B (it) 1985-09-07
JPS5446092A (en) 1979-04-11
NL7808723A (nl) 1979-02-27
GB2003279A (en) 1979-03-07
SU733524A3 (ru) 1980-05-05
GB2003279B (en) 1982-03-03
DK342578A (da) 1979-02-26

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