FR2190271A5 - - Google Patents

Info

Publication number
FR2190271A5
FR2190271A5 FR7316825A FR7316825A FR2190271A5 FR 2190271 A5 FR2190271 A5 FR 2190271A5 FR 7316825 A FR7316825 A FR 7316825A FR 7316825 A FR7316825 A FR 7316825A FR 2190271 A5 FR2190271 A5 FR 2190271A5
Authority
FR
France
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
FR7316825A
Other languages
French (fr)
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.)
Becton Dickinson and Co
Original Assignee
Becton Dickinson and Co
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 Becton Dickinson and Co filed Critical Becton Dickinson and Co
Application granted granted Critical
Publication of FR2190271A5 publication Critical patent/FR2190271A5/fr
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
    • G01N15/13—Details pertaining to 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)
FR7316825A 1972-06-21 1973-05-04 Expired FR2190271A5 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26474872A 1972-06-21 1972-06-21

Publications (1)

Publication Number Publication Date
FR2190271A5 true FR2190271A5 (https=) 1974-01-25

Family

ID=23007432

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7316825A Expired FR2190271A5 (https=) 1972-06-21 1973-05-04

Country Status (7)

Country Link
US (1) US3783376A (https=)
JP (1) JPS4953086A (https=)
CA (1) CA976236A (https=)
FR (1) FR2190271A5 (https=)
GB (1) GB1438520A (https=)
IT (1) IT980070B (https=)
SE (1) SE406510B (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0246011A3 (en) * 1986-05-05 1988-07-13 Integrated Ionics, Inc. Improved particle counter and method of manufacture

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180091A (en) * 1977-11-18 1979-12-25 Becton, Dickinson And Company Purging means for aperture of blood cell counter
JPS61160038A (ja) * 1985-01-08 1986-07-19 Sumitomo Electric Ind Ltd 粒子検出器
EP0279000B1 (en) * 1987-02-17 1993-07-21 Ratcom, Inc. Flow cytometry
AU1258495A (en) * 1993-12-20 1995-07-10 Abbott Laboratories Mechanical capture of count wafer for particle analysis
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
AU1258595A (en) * 1993-12-23 1995-07-10 Abbott Laboratories Method of making a stress relieved count probe
JPH07301595A (ja) * 1994-05-09 1995-11-14 Toa Medical Electronics Co Ltd 粒子測定装置およびその粒子測定方法
GB9624096D0 (en) * 1996-11-20 1997-01-08 Microbial Systems Ltd Apparatus and method of use thereof
US6111398A (en) * 1997-07-03 2000-08-29 Coulter International Corp. Method and apparatus for sensing and characterizing particles
DE60233708D1 (de) * 2001-11-30 2009-10-29 Sysmex Corp Teilchenanalysator

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2492768A (en) * 1947-09-18 1949-12-27 Gen Electric Cloud moisture meter
CH481431A (de) * 1968-04-05 1969-11-15 Contraves Ag Teilchenzähler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0246011A3 (en) * 1986-05-05 1988-07-13 Integrated Ionics, Inc. Improved particle counter and method of manufacture

Also Published As

Publication number Publication date
US3783376A (en) 1974-01-01
CA976236A (en) 1975-10-14
JPS4953086A (https=) 1974-05-23
SE406510B (sv) 1979-02-12
IT980070B (it) 1974-09-30
GB1438520A (en) 1976-06-09

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Legal Events

Date Code Title Description
ST Notification of lapse