IT953449B - Dispositivo per il conteggio e la classificazione di particelle sospe se in un liquido da analizzare - Google Patents

Dispositivo per il conteggio e la classificazione di particelle sospe se in un liquido da analizzare

Info

Publication number
IT953449B
IT953449B IT2152072A IT2152072A IT953449B IT 953449 B IT953449 B IT 953449B IT 2152072 A IT2152072 A IT 2152072A IT 2152072 A IT2152072 A IT 2152072A IT 953449 B IT953449 B IT 953449B
Authority
IT
Italy
Prior art keywords
counting
classification
analyzed
liquid
suspended particles
Prior art date
Application number
IT2152072A
Other languages
English (en)
Italian (it)
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 DE19712111356 external-priority patent/DE2111356A1/de
Priority claimed from DE2145531A external-priority patent/DE2145531C2/de
Priority claimed from DE19722201894 external-priority patent/DE2201894A1/de
Application filed filed Critical
Application granted granted Critical
Publication of IT953449B publication Critical patent/IT953449B/it

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
    • G01N15/134Devices using two or more apertures

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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
IT2152072A 1971-03-10 1972-03-07 Dispositivo per il conteggio e la classificazione di particelle sospe se in un liquido da analizzare IT953449B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19712111356 DE2111356A1 (de) 1971-03-10 1971-03-10 Vorrichtung zum Bestimmen der Anzahl und/oder der Groesse von in einer Probenfluessigkeit suspendierten Partikeln
DE2145531A DE2145531C2 (de) 1971-09-11 1971-09-11 Vorrichtung zum Zählen und Klassieren von in einer elektrisch leitenden Flüssigkeit suspendierten Teilchen
DE19722201894 DE2201894A1 (de) 1972-01-15 1972-01-15 Verfahren zum zaehlen und klassieren von in einer untersuchungsfluessigkeit suspendierten partikeln

Publications (1)

Publication Number Publication Date
IT953449B true IT953449B (it) 1973-08-10

Family

ID=27183256

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2152072A IT953449B (it) 1971-03-10 1972-03-07 Dispositivo per il conteggio e la classificazione di particelle sospe se in un liquido da analizzare

Country Status (10)

Country Link
JP (1) JPS5435115B1 (de)
BE (1) BE780440A (de)
CA (1) CA953786A (de)
CH (1) CH558529A (de)
ES (1) ES400399A1 (de)
FR (1) FR2132004B1 (de)
GB (1) GB1322686A (de)
IT (1) IT953449B (de)
NL (1) NL7202865A (de)
SE (1) SE375614B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165484A (en) * 1977-03-23 1979-08-21 Becton, Dickinson And Company Particle counting apparatus utilizing various fluid resistors to maintain proper pressure differentials

Also Published As

Publication number Publication date
ES400399A1 (es) 1975-01-01
BE780440A (fr) 1972-07-03
JPS5435115B1 (de) 1979-10-31
GB1322686A (en) 1973-07-11
FR2132004A1 (de) 1972-11-17
SE375614B (de) 1975-04-21
CA953786A (en) 1974-08-27
FR2132004B1 (de) 1976-02-20
NL7202865A (de) 1972-09-12
CH558529A (de) 1975-01-31

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