FR2277383B1 - - Google Patents

Info

Publication number
FR2277383B1
FR2277383B1 FR7520499A FR7520499A FR2277383B1 FR 2277383 B1 FR2277383 B1 FR 2277383B1 FR 7520499 A FR7520499 A FR 7520499A FR 7520499 A FR7520499 A FR 7520499A FR 2277383 B1 FR2277383 B1 FR 2277383B1
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
FR7520499A
Other languages
French (fr)
Other versions
FR2277383A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of FR2277383A1 publication Critical patent/FR2277383A1/fr
Application granted granted Critical
Publication of FR2277383B1 publication Critical patent/FR2277383B1/fr
Granted 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 Analysing Biological Materials (AREA)
FR7520499A 1974-07-01 1975-06-30 Tube a ouverture avec pipette attachee Granted FR2277383A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/484,581 US3930736A (en) 1974-07-01 1974-07-01 Aperture tube with attached thief

Publications (2)

Publication Number Publication Date
FR2277383A1 FR2277383A1 (fr) 1976-01-30
FR2277383B1 true FR2277383B1 (cg-RX-API-DMAC10.html) 1977-07-22

Family

ID=23924739

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7520499A Granted FR2277383A1 (fr) 1974-07-01 1975-06-30 Tube a ouverture avec pipette attachee

Country Status (3)

Country Link
US (1) US3930736A (cg-RX-API-DMAC10.html)
JP (1) JPS5125171A (cg-RX-API-DMAC10.html)
FR (1) FR2277383A1 (cg-RX-API-DMAC10.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2325040A1 (fr) * 1975-09-16 1977-04-15 Degremont Appareil et procede ameliores pour la mesure de la mobilite de colloides dans un champ electrique
WO1989004961A1 (en) * 1987-11-13 1989-06-01 Techne Corporation Hematology cell counting apparatus
US4844610A (en) * 1988-04-29 1989-07-04 Becton, Dickinson And Company Backflow isolator and capture system
US5094818A (en) * 1989-05-04 1992-03-10 Exact Science, Inc. Self-filling anti-siphon flow system for particle analysis
GB2337599B (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

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743424A (en) * 1970-11-19 1973-07-03 Coulter Electronics Combined electronic and optical method and apparatus for analyzing liquid samples
US3746976A (en) * 1971-04-07 1973-07-17 Coulter Electronics Self-cleaning aperture tube for coulter study apparatus
US3746977A (en) * 1971-08-23 1973-07-17 Coulter Electronics Aperture tube assembly for a particle study apparatus

Also Published As

Publication number Publication date
US3930736A (en) 1976-01-06
FR2277383A1 (fr) 1976-01-30
JPS5125171A (en) 1976-03-01

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Legal Events

Date Code Title Description
ST Notification of lapse