FR2396285A1 - - Google Patents

Info

Publication number
FR2396285A1
FR2396285A1 FR7819183A FR7819183A FR2396285A1 FR 2396285 A1 FR2396285 A1 FR 2396285A1 FR 7819183 A FR7819183 A FR 7819183A FR 7819183 A FR7819183 A FR 7819183A FR 2396285 A1 FR2396285 A1 FR 2396285A1
Authority
FR
France
Prior art keywords
scanning
potential difference
suspended
value
momentary change
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.)
Granted
Application number
FR7819183A
Other languages
English (en)
French (fr)
Other versions
FR2396285B1 (en, 2012
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
Publication of FR2396285A1 publication Critical patent/FR2396285A1/fr
Application granted granted Critical
Publication of FR2396285B1 publication Critical patent/FR2396285B1/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
    • G01N15/131—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 Analysing Biological Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FR7819183A 1977-06-27 1978-06-27 Expired FR2396285B1 (en, 2012)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH784277A CH614781A5 (en, 2012) 1977-06-27 1977-06-27

Publications (2)

Publication Number Publication Date
FR2396285A1 true FR2396285A1 (en, 2012) 1979-01-26
FR2396285B1 FR2396285B1 (en, 2012) 1985-03-08

Family

ID=4331230

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7819183A Expired FR2396285B1 (en, 2012) 1977-06-27 1978-06-27

Country Status (13)

Country Link
US (1) US4161690A (en, 2012)
JP (1) JPS5412794A (en, 2012)
BE (1) BE867676A (en, 2012)
CA (1) CA1103312A (en, 2012)
CH (1) CH614781A5 (en, 2012)
DE (1) DE2824831C3 (en, 2012)
DK (1) DK146984C (en, 2012)
ES (1) ES471120A1 (en, 2012)
FR (1) FR2396285B1 (en, 2012)
GB (1) GB1602134A (en, 2012)
IT (1) IT1096003B (en, 2012)
NL (1) NL188308C (en, 2012)
SE (1) SE438554B (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0242971A3 (en) * 1986-03-14 1988-12-21 John Ernest Foster Holley Element for use in a particle counter
EP0398719A3 (en) * 1989-05-18 1991-08-07 Alcan International Limited Improvements in apparatus for particle determination in liquid metals

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4438390A (en) 1981-03-23 1984-03-20 Coulter Electronics, Inc. Tandem sensing zones for improved signal-to-noise ratio in particle analyzer
US4488116A (en) * 1981-09-22 1984-12-11 Mars, Incorporated Inductive coin sensor for measuring more than one parameter of a moving coin
US4510438A (en) * 1982-02-16 1985-04-09 Coulter Electronics, Inc. Coincidence correction in particle analysis system
DE3411936A1 (de) * 1983-03-31 1984-10-11 Eduard Dr.med. Stäfa Bretschger Teilchenzaehleinrichtung und verfahren zu deren betrieb
US4607526A (en) * 1984-12-21 1986-08-26 Allied Corporation Particle analysis system
DE3522186A1 (de) * 1985-06-21 1987-01-02 Hoechst Ag Messeinrichtung zum messen des verformungsvermoegens von roten blutkoerperchen
US4977517A (en) * 1988-09-21 1990-12-11 Toni Diagnostics, Inc. Leak and clog detection and removal system for use with particle counters
CA1315127C (en) * 1989-02-03 1993-03-30 Raynald Hachey Apparatus for particle determination in liquid metals
GB2232769B (en) * 1989-06-13 1994-06-22 Timothy Charles Fisher Counting and volume measurement of particles and biological cells,and determination of their deformability
US5376878A (en) * 1991-12-12 1994-12-27 Fisher; Timothy C. Multiple-aperture particle counting sizing and deformability-measuring apparatus
US6175227B1 (en) 1997-07-03 2001-01-16 Coulter International Corp. Potential-sensing method and apparatus for sensing and characterizing particles by the Coulter principle
US6111398A (en) * 1997-07-03 2000-08-29 Coulter International Corp. Method and apparatus for sensing and characterizing particles
CA2229528A1 (en) 1998-02-13 1999-08-13 Shailesh Mehta Apparatus and method for analyzing particles
US6259242B1 (en) 1999-05-26 2001-07-10 Coulter International Corp. Apparatus incorporating a sensing conduit in conductive material and method of use thereof for sensing and characterizing particles
ES2631823T3 (es) 2004-03-04 2017-09-05 Novelis, Inc. Configuración de electrodo para LIMCA
WO2009020682A2 (en) 2007-05-08 2009-02-12 The Trustees Of Boston University Chemical functionalization of solid-state nanopores and nanopore arrays and applications thereof
CN102414552A (zh) * 2009-04-24 2012-04-11 贝克曼考尔特公司 表征颗粒的方法
EP2483680A4 (en) 2009-09-30 2014-01-01 Quantapore Inc ULTRASOUND SEQUENCING OF BIOLOGICAL POLYMERS WITH THE HELP OF A MARKED NANOPORE
US9651539B2 (en) 2012-10-28 2017-05-16 Quantapore, Inc. Reducing background fluorescence in MEMS materials by low energy ion beam treatment
US9862997B2 (en) 2013-05-24 2018-01-09 Quantapore, Inc. Nanopore-based nucleic acid analysis with mixed FRET detection
EP3204519B1 (en) 2014-10-10 2020-04-29 Quantapore Inc. Nanopore-based polymer analysis with mutually-quenching fluorescent labels
EP3209800B1 (en) 2014-10-24 2022-02-16 Quantapore, Inc. Efficient optical analysis of polymers using arrays of nanostructures
EP3482196B1 (en) 2016-07-05 2022-02-23 Quantapore, Inc. Optically based nanopore sequencing

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2996917A (en) * 1958-02-13 1961-08-22 Walter P Christoph Electrolytic apparatus for temperature and radiation measurements
US3801901A (en) * 1970-10-27 1974-04-02 Coulter Electronics Particle study apparatus including an axial trajectory sensor
US3821644A (en) * 1971-04-26 1974-06-28 H Gohde Device for automatic counting and measurement of suspended particles
CH546437A (de) * 1972-06-30 1974-02-28 Contraves Ag Verfahren und einrichtung zur kompensation der temperaturabhaengigkeit einer fluessigkeit bei der bestimmung von in derselben suspendierten teilchen.
US3973194A (en) * 1972-08-07 1976-08-03 Becton, Dickinson And Company Particle counter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0242971A3 (en) * 1986-03-14 1988-12-21 John Ernest Foster Holley Element for use in a particle counter
EP0398719A3 (en) * 1989-05-18 1991-08-07 Alcan International Limited Improvements in apparatus for particle determination in liquid metals

Also Published As

Publication number Publication date
SE438554B (sv) 1985-04-22
CA1103312A (en) 1981-06-16
JPS5412794A (en) 1979-01-30
DK146984C (da) 1984-08-13
FR2396285B1 (en, 2012) 1985-03-08
CH614781A5 (en, 2012) 1979-12-14
ES471120A1 (es) 1979-01-01
DK146984B (da) 1984-03-05
DE2824831B2 (de) 1980-03-13
SE7807163L (sv) 1978-12-28
JPS629850B2 (en, 2012) 1987-03-03
IT7824714A0 (it) 1978-06-20
US4161690A (en) 1979-07-17
GB1602134A (en) 1981-11-04
BE867676A (fr) 1978-09-18
DE2824831C3 (de) 1980-11-06
NL188308B (nl) 1991-12-16
DK250878A (da) 1978-12-28
NL7806472A (nl) 1978-12-29
DE2824831A1 (de) 1979-01-04
NL188308C (nl) 1992-05-18
IT1096003B (it) 1985-08-17

Similar Documents

Publication Publication Date Title
FR2396285A1 (en, 2012)
DE3884136T2 (de) Verfahren und Vorrichtung zur Messung der Hautfeuchtigkeit.
DE2340252A1 (de) Verfahren und einrichtung zur auszaehlung von biologischen partikeln
FR2407535A1 (fr) Procede et appareil d'analyse vectorielle d'electrocardiogrammes
GB1452420A (en) Apparatus for determining a specific characterstic of fluid suspended particles
DE69126142D1 (de) Verbessertes bestimmungsverfahren für liganden
FR2401404A1 (fr) Appareil de mesure a affichage a caracteres a segments multiples et son procede d'exploitation
DE2340862A1 (de) Interferometrische uebertragung periodischer spektren
CH552804A (fr) Appareil d'analyse de particules en suspension dans un liquide.
GB1525624A (en) Apparatus for measuring the concentration of suspended substances in a flowing liquid
DE60204495T2 (de) Linsenmesser zur Messung der Eigenschaft eines Brillenglases oder einer Kontaktlinse
DE881877C (de) Verfahren zur Zaehlung von in einem lichtdurchlaessigen Medium schwebenden Teilchen und Messgeraet zur Durchfuehrung des Verfahrens
FR2355284A1 (fr) Procede et appareil pour mesurer simultanement par voie optique des caracteristiques de particule
FR2397637A1 (fr) Procede pour determiner l'activite des isoenzymes
ATE88271T1 (de) Vorrichtung zum nachweis und zur messung von in einer fluessigkeit ausfallenden teilchen mittels echographie.
FR2428839A1 (fr) Systeme d'electrodes ayant une electrode de reference depourvue de jonction liquide pour mesures voltametriques
GB1196887A (en) A Method of and Means for Establishing and for Making Quantitative Determinations of Zones Occuring in Electrophoresis.
FR2401417A1 (fr) Procede et circuit pour la production d'impulsions de mesure dans un analyseur de particules
Tourtellotte et al. Use of P300 and a dementia rating scale in the evaluation of cognitive dysfunction in MS
FR2429528A1 (fr) Dispositif d'exploration utilisable notamment pour la transmission de fac-similes
EP0473940B1 (de) Fotometeranordnung mit Streulichtfalle
DE3312385A1 (de) Druckmessvorrichtung
SU1725829A1 (ru) Устройство дл регистрации кожно-гальванической реакции
DE387911C (de) Verfahren zur fortlaufenden Pruefung des Kohlensaeuregehaltes von Gasmischungen, insbesondere von Rauchgas, mittels Durchleitens durch eine Fluessigkeit und Messung der elektrischen Leitfaehigkeit
GB1151798A (en) Improvements in or relating to s Sensing Device having a Variable Impedance and the Application thereof to an apparatus for Supervising from a Distance the Level of Oil in a Tank

Legal Events

Date Code Title Description
ST Notification of lapse