ES2050664T3 - Elemento para contador de particulas. - Google Patents

Elemento para contador de particulas.

Info

Publication number
ES2050664T3
ES2050664T3 ES87302203T ES87302203T ES2050664T3 ES 2050664 T3 ES2050664 T3 ES 2050664T3 ES 87302203 T ES87302203 T ES 87302203T ES 87302203 T ES87302203 T ES 87302203T ES 2050664 T3 ES2050664 T3 ES 2050664T3
Authority
ES
Spain
Prior art keywords
particle counter
item
coulter
sizes
vary
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.)
Expired - Lifetime
Application number
ES87302203T
Other languages
English (en)
Inventor
John Ernest Foster Holley
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.)
MICRO MED Ltd
Original Assignee
MICRO MED Ltd
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 MICRO MED Ltd filed Critical MICRO MED Ltd
Application granted granted Critical
Publication of ES2050664T3 publication Critical patent/ES2050664T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
  • Control And Other Processes For Unpacking Of Materials (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)

Abstract

EN UN CONTADOR DE PARTICULAS DE TIPO COULTER EL TAMAÑO DEL ORIFICIO PUEDE VARIARSE CON UNA INSERCION EN EL MISMO. ESTO PERMITE QUE PARTICULAS DE UNA GRAN VARIEDAD DE TAMAÑOS PUEDAN DETECTARSE EFICAZMENTE.
ES87302203T 1986-03-14 1987-03-16 Elemento para contador de particulas. Expired - Lifetime ES2050664T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB868606299A GB8606299D0 (en) 1986-03-14 1986-03-14 Scanner

Publications (1)

Publication Number Publication Date
ES2050664T3 true ES2050664T3 (es) 1994-06-01

Family

ID=10594585

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87302203T Expired - Lifetime ES2050664T3 (es) 1986-03-14 1987-03-16 Elemento para contador de particulas.

Country Status (6)

Country Link
US (1) US4853618A (es)
EP (1) EP0242971B1 (es)
JP (1) JPS6318241A (es)
DE (1) DE3787111T2 (es)
ES (1) ES2050664T3 (es)
GB (1) GB8606299D0 (es)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5098657A (en) * 1989-08-07 1992-03-24 Tsi Incorporated Apparatus for measuring impurity concentrations in a liquid
US5402062A (en) * 1993-12-23 1995-03-28 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
WO1995017659A1 (en) * 1993-12-23 1995-06-29 Abbott Laboratories Method of making a stress relieved count probe
JP3347495B2 (ja) * 1994-11-14 2002-11-20 シスメックス株式会社 粒子分析装置
JP3305181B2 (ja) * 1995-12-19 2002-07-22 シスメックス株式会社 尿中有形成分分析装置
JP3308441B2 (ja) * 1995-12-19 2002-07-29 シスメックス株式会社 尿中有形成分分析装置
TW438973B (en) 1995-12-19 2001-06-07 Sysmex Corp Apparatus and method for analyzing solid components in urine
CA2384897A1 (en) * 1999-09-18 2001-03-29 Path Tech Limited Separation method
WO2010124202A1 (en) * 2009-04-24 2010-10-28 Beckman Coulter, Inc. Method of characterizing particles

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1326998A (en) * 1919-03-27 1920-01-06 Martin F Tiernan Variable-orifice valve
US3122431A (en) * 1958-12-29 1964-02-25 Coulter Electronics Method of making a scanner element for particle analyzers
JPS4530950Y1 (es) * 1967-07-12 1970-11-27
US3882385A (en) * 1974-02-06 1975-05-06 Coulter Electronics Method and apparatus for studying particles having widely different sizes
CH614781A5 (es) * 1977-06-27 1979-12-14 Contraves Ag
US4484134A (en) * 1981-08-31 1984-11-20 Coulter Electrnonics, Inc. Elongate particle sensing aperture

Also Published As

Publication number Publication date
DE3787111D1 (de) 1993-09-30
JPS6318241A (ja) 1988-01-26
EP0242971B1 (en) 1993-08-25
DE3787111T2 (de) 1994-03-03
EP0242971A3 (en) 1988-12-21
US4853618A (en) 1989-08-01
EP0242971A2 (en) 1987-10-28
GB8606299D0 (en) 1986-04-23

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