CH433823A - Electronic device for the study of particles - Google Patents

Electronic device for the study of particles

Info

Publication number
CH433823A
CH433823A CH1619165A CH1619165A CH433823A CH 433823 A CH433823 A CH 433823A CH 1619165 A CH1619165 A CH 1619165A CH 1619165 A CH1619165 A CH 1619165A CH 433823 A CH433823 A CH 433823A
Authority
CH
Switzerland
Prior art keywords
study
particles
electronic device
electronic
Prior art date
Application number
CH1619165A
Other languages
French (fr)
Inventor
Bader Henri
Original Assignee
Coulter Electronics
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 Coulter Electronics filed Critical Coulter Electronics
Publication of CH433823A publication Critical patent/CH433823A/en

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
    • 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
    • G01N15/13—Details pertaining to apertures
    • 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
    • G01N2015/137—Cleaning

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)
  • Sampling And Sample Adjustment (AREA)
CH1619165A 1964-11-25 1965-11-23 Electronic device for the study of particles CH433823A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US413872A US3395344A (en) 1964-11-25 1964-11-25 Particle studying apparatus with selfclearing scanner element

Publications (1)

Publication Number Publication Date
CH433823A true CH433823A (en) 1967-04-15

Family

ID=23639013

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1619165A CH433823A (en) 1964-11-25 1965-11-23 Electronic device for the study of particles

Country Status (5)

Country Link
US (1) US3395344A (en)
CH (1) CH433823A (en)
FR (1) FR1451743A (en)
GB (1) GB1121550A (en)
NL (1) NL6515238A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3638677A (en) * 1969-12-17 1972-02-01 Soemia Baccarini Device for use with apparatus for the counting of particles in suspension
US3815024A (en) * 1970-02-20 1974-06-04 Gen Electric Particle analyzer
US5432992A (en) * 1993-12-23 1995-07-18 Abbott Laboratories Method of making count probe with removable count wafer
US5402062A (en) * 1993-12-23 1995-03-28 Abbott Laboratories Mechanical capture of count wafer for particle analysis
WO1995017659A1 (en) * 1993-12-23 1995-06-29 Abbott Laboratories Method of making a stress relieved count probe
US5472144A (en) * 1994-07-11 1995-12-05 Elopak Systems A.G. Filling apparatus clog-free nozzle screen
US5642860A (en) * 1995-07-07 1997-07-01 The Procter & Gamble Company Pump sprayer for viscous or solids laden liquids
GB2337598B (en) * 1996-11-20 2000-08-16 Microbial Systems Ltd Particle sizing apparatus
GB9624096D0 (en) * 1996-11-20 1997-01-08 Microbial Systems Ltd Apparatus and method of use thereof
US6418802B1 (en) * 1996-11-21 2002-07-16 Michael Anthony Wood Particle sizing apparatus and method of use thereof
NZ537147A (en) * 2004-12-13 2007-06-29 Australo Ltd Method and apparatus for particle analysis
US9022975B2 (en) * 2012-09-12 2015-05-05 Ethicon, Inc. Airless, non-clogging tip assembly and device
US10420901B2 (en) 2014-09-04 2019-09-24 Ethicon, Inc. Minimally clogging device for delivery of fluids

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL240601A (en) * 1958-12-29
US3288371A (en) * 1964-04-22 1966-11-29 Arthur E Broughton Spray shower assembly with self-cleaning nozzle
US3259891A (en) * 1964-05-01 1966-07-05 Coulter Electronics Debris alarm
US3266735A (en) * 1964-12-04 1966-08-16 Delman Co Nozzle device for windshield clearing systems

Also Published As

Publication number Publication date
FR1451743A (en) 1966-01-07
GB1121550A (en) 1968-07-31
US3395344A (en) 1968-07-30
NL6515238A (en) 1966-05-26

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