JPS5426919B1 - - Google Patents

Info

Publication number
JPS5426919B1
JPS5426919B1 JP8508471A JP8508471A JPS5426919B1 JP S5426919 B1 JPS5426919 B1 JP S5426919B1 JP 8508471 A JP8508471 A JP 8508471A JP 8508471 A JP8508471 A JP 8508471A JP S5426919 B1 JPS5426919 B1 JP S5426919B1
Authority
JP
Japan
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.)
Pending
Application number
JP8508471A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5426919B1 publication Critical patent/JPS5426919B1/ja
Pending 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)
  • 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 Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
JP8508471A 1970-10-27 1971-10-25 Pending JPS5426919B1 (enrdf_load_html_response)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US8444070A 1970-10-27 1970-10-27
US10132570A 1970-12-24 1970-12-24
US11316571A 1971-02-08 1971-02-08
US11392071A 1971-02-09 1971-02-09

Publications (1)

Publication Number Publication Date
JPS5426919B1 true JPS5426919B1 (enrdf_load_html_response) 1979-09-06

Family

ID=27491874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8508471A Pending JPS5426919B1 (enrdf_load_html_response) 1970-10-27 1971-10-25

Country Status (5)

Country Link
JP (1) JPS5426919B1 (enrdf_load_html_response)
DE (1) DE2153123A1 (enrdf_load_html_response)
FR (1) FR2110055A5 (enrdf_load_html_response)
GB (1) GB1355215A (enrdf_load_html_response)
NL (1) NL7114609A (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890568A (en) * 1972-11-06 1975-06-17 Coulter Electronics Method and apparatus for particle length measurement
CN111404518B (zh) * 2020-02-25 2023-04-14 成都天奥测控技术有限公司 一种灵活可调的延时比较方法及系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2017513C3 (de) * 1970-04-13 1975-07-10 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen Gerät zur digitalen Darstellung der Form eines Meßimpulses, sowie Gerät zur Klassierung elektrischer Meßimpulse
DE2036366C3 (de) * 1970-07-22 1974-01-17 Max-Planck-Gesellschaft Zur Foerderung Der Wissenschaften E.V., 3400 Goettingen Elektrische Schaltungsanordnung zur Auswertung von Signalen, die beim Durchtritt von Partikeln durch eine Meßöffnung entstehen

Also Published As

Publication number Publication date
GB1355215A (en) 1974-06-05
NL7114609A (enrdf_load_html_response) 1972-05-02
FR2110055A5 (enrdf_load_html_response) 1972-05-26
DE2153123A1 (de) 1972-05-10

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