CA987735A - Counting and analysis apparatus for particles suspended in an electrolytic liquid - Google Patents

Counting and analysis apparatus for particles suspended in an electrolytic liquid

Info

Publication number
CA987735A
CA987735A CA186,875A CA186875A CA987735A CA 987735 A CA987735 A CA 987735A CA 186875 A CA186875 A CA 186875A CA 987735 A CA987735 A CA 987735A
Authority
CA
Canada
Prior art keywords
counting
analysis apparatus
particles suspended
electrolytic liquid
electrolytic
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
CA186,875A
Other languages
English (en)
Other versions
CA186875S (en
Inventor
Hermann Gahwiler
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
Original Assignee
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 Oerlikon Contraves AG filed Critical Oerlikon Contraves AG
Application granted granted Critical
Publication of CA987735A publication Critical patent/CA987735A/en
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

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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
CA186,875A 1972-11-30 1973-11-28 Counting and analysis apparatus for particles suspended in an electrolytic liquid Expired CA987735A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1748372A CH552211A (de) 1972-11-30 1972-11-30 Zaehl- und analysiereinrichtung fuer in einer elektrolytfluessigkeit suspendierte teilchen.

Publications (1)

Publication Number Publication Date
CA987735A true CA987735A (en) 1976-04-20

Family

ID=4425754

Family Applications (1)

Application Number Title Priority Date Filing Date
CA186,875A Expired CA987735A (en) 1972-11-30 1973-11-28 Counting and analysis apparatus for particles suspended in an electrolytic liquid

Country Status (8)

Country Link
US (1) US3854088A (OSRAM)
JP (1) JPS5225357B2 (OSRAM)
CA (1) CA987735A (OSRAM)
CH (1) CH552211A (OSRAM)
FR (1) FR2209148B1 (OSRAM)
GB (1) GB1426347A (OSRAM)
IT (1) IT1002110B (OSRAM)
SE (1) SE384580B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1590899A (en) * 1977-09-15 1981-06-10 Becton Dickinson Co Blood particle counter having threeelectrode counting head
US4296373A (en) * 1979-07-12 1981-10-20 Hycel, Inc. Hematology cell counting apparatus incorporating multiple transducers for sequential operation
US4564803A (en) * 1983-08-29 1986-01-14 Coulter Corporation Method and apparatus for removing foreign matter from a flow cell of a particle study device
US5094818A (en) * 1989-05-04 1992-03-10 Exact Science, Inc. Self-filling anti-siphon flow system for particle analysis
CA1328679C (en) * 1989-05-18 1994-04-19 Raynald Hachey Apparatus for particle determination in liquid metals
CN112730177B (zh) * 2020-12-21 2022-02-15 华中科技大学 一种颗粒物传感器及其制造方法
EP4587945A1 (fr) 2022-09-13 2025-07-23 Michaud, Adrien Procédé de soumission d'une preuve vidéo de l'état d'une carte de collection pour une certification à distance

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3299354A (en) * 1962-07-05 1967-01-17 Coulter Electronics Aperture tube structure for particle study apparatus

Also Published As

Publication number Publication date
IT1002110B (it) 1976-05-20
FR2209148A1 (OSRAM) 1974-06-28
GB1426347A (en) 1976-02-25
DE2357897B2 (de) 1975-07-03
CH552211A (de) 1974-07-31
DE2357897A1 (de) 1974-06-20
SE384580B (sv) 1976-05-10
JPS5225357B2 (OSRAM) 1977-07-07
JPS4989595A (OSRAM) 1974-08-27
US3854088A (en) 1974-12-10
FR2209148B1 (OSRAM) 1976-06-25

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