BE867676A - Procede et dispositif pour l'analyse de particules - Google Patents

Procede et dispositif pour l'analyse de particules

Info

Publication number
BE867676A
BE867676A BE188211A BE188211A BE867676A BE 867676 A BE867676 A BE 867676A BE 188211 A BE188211 A BE 188211A BE 188211 A BE188211 A BE 188211A BE 867676 A BE867676 A BE 867676A
Authority
BE
Belgium
Prior art keywords
particles
analysis
Prior art date
Application number
BE188211A
Other languages
English (en)
French (fr)
Inventor
M Feier
Original Assignee
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 Contraves Ag filed Critical Contraves Ag
Publication of BE867676A publication Critical patent/BE867676A/xx

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)
BE188211A 1977-06-27 1978-05-31 Procede et dispositif pour l'analyse de particules BE867676A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH784277A CH614781A5 (ja) 1977-06-27 1977-06-27

Publications (1)

Publication Number Publication Date
BE867676A true BE867676A (fr) 1978-09-18

Family

ID=4331230

Family Applications (1)

Application Number Title Priority Date Filing Date
BE188211A BE867676A (fr) 1977-06-27 1978-05-31 Procede et dispositif pour l'analyse de particules

Country Status (13)

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

Families Citing this family (25)

* 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
GB8606299D0 (en) * 1986-03-14 1986-04-23 Holley J E F Scanner
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
CA1328679C (en) * 1989-05-18 1994-04-19 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
US6111398A (en) * 1997-07-03 2000-08-29 Coulter International Corp. Method and apparatus for sensing and characterizing particles
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
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
EP1721128B1 (en) 2004-03-04 2017-06-28 Novelis, Inc. Electrode configuration for limca
US9121843B2 (en) 2007-05-08 2015-09-01 Trustees Of Boston University Chemical functionalization of solid-state nanopores and nanopore arrays and applications thereof
EP2422181A1 (en) * 2009-04-24 2012-02-29 Beckman Coulter, Inc. Method of characterizing particles
CA2808576A1 (en) 2009-09-30 2011-04-07 Quantapore, Inc. Ultrafast sequencing of biological polymers using a labeled 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
ES2789000T3 (es) 2014-10-10 2020-10-23 Quantapore Inc Análisis de polinucleótidos basado en nanoporos con marcadores fluorescentes que se inactivan mutuamente
JP6757316B2 (ja) 2014-10-24 2020-09-16 クアンタポール， インコーポレイテッド ナノ構造のアレイを使用するポリマーの効率的光学分析
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

Also Published As

Publication number Publication date
US4161690A (en) 1979-07-17
ES471120A1 (es) 1979-01-01
FR2396285B1 (ja) 1985-03-08
JPS629850B2 (ja) 1987-03-03
DE2824831A1 (de) 1979-01-04
DK146984C (da) 1984-08-13
DK146984B (da) 1984-03-05
DE2824831C3 (de) 1980-11-06
JPS5412794A (en) 1979-01-30
GB1602134A (en) 1981-11-04
CA1103312A (en) 1981-06-16
IT7824714A0 (it) 1978-06-20
NL188308B (nl) 1991-12-16
FR2396285A1 (ja) 1979-01-26
NL188308C (nl) 1992-05-18
CH614781A5 (ja) 1979-12-14
SE438554B (sv) 1985-04-22
SE7807163L (sv) 1978-12-28
DE2824831B2 (de) 1980-03-13
DK250878A (da) 1978-12-28
IT1096003B (it) 1985-08-17
NL7806472A (nl) 1978-12-29

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: CONTRAVES A.G.

Effective date: 19950531