IT1052202B - Metodo e sistema per pulire un apertura in un dispositivo di studio di particola - Google Patents

Metodo e sistema per pulire un apertura in un dispositivo di studio di particola

Info

Publication number
IT1052202B
IT1052202B IT52049/75A IT5204975A IT1052202B IT 1052202 B IT1052202 B IT 1052202B IT 52049/75 A IT52049/75 A IT 52049/75A IT 5204975 A IT5204975 A IT 5204975A IT 1052202 B IT1052202 B IT 1052202B
Authority
IT
Italy
Prior art keywords
cleaning
opening
particular study
study device
study
Prior art date
Application number
IT52049/75A
Other languages
English (en)
Original Assignee
Coulter Electronics
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 Coulter Electronics filed Critical Coulter Electronics
Application granted granted Critical
Publication of IT1052202B publication Critical patent/IT1052202B/it

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

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 Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
IT52049/75A 1974-11-04 1975-11-03 Metodo e sistema per pulire un apertura in un dispositivo di studio di particola IT1052202B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/520,711 US3963984A (en) 1974-11-04 1974-11-04 Method and system for cleaning an aperture in a particle study device

Publications (1)

Publication Number Publication Date
IT1052202B true IT1052202B (it) 1981-06-20

Family

ID=24073771

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52049/75A IT1052202B (it) 1974-11-04 1975-11-03 Metodo e sistema per pulire un apertura in un dispositivo di studio di particola

Country Status (8)

Country Link
US (1) US3963984A (it)
JP (1) JPS5169674A (it)
CA (1) CA1035011A (it)
DE (1) DE2549224A1 (it)
FR (1) FR2289902A1 (it)
GB (1) GB1521300A (it)
IT (1) IT1052202B (it)
SE (1) SE7512268L (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2472183B1 (fr) * 1979-12-12 1986-03-07 Coulter Electronics Procede de nettoyage d'une ouverture pour un dispositif d'etude de particules et appareil pour la mise en oeuvre de ce procede
US4600880A (en) * 1983-03-03 1986-07-15 Limca Research Inc. Apparatus for the detection and measurement of particulates in molten metal
US4555662A (en) * 1983-03-03 1985-11-26 Limca Research Inc. Method and apparatus for the detection and measurement of particulates in molten metal
US4564803A (en) * 1983-08-29 1986-01-14 Coulter Corporation Method and apparatus for removing foreign matter from a flow cell of a particle study device
DE3786657D1 (de) * 1987-02-17 1993-08-26 Ratcom Inc Durchflusszytometrie.
US5218312A (en) * 1988-07-20 1993-06-08 Ricardo Moro Measurement apparatus for measuring a biological substance within a fluid substrate
JP2794438B2 (ja) * 1989-02-16 1998-09-03 本多電子株式会社 キャビテーションを利用した洗浄方法
EP0470134B1 (en) * 1989-04-27 1994-11-30 R. Guthrie Research Associates Inc. Single-use disposable molten metal inclusion sensor
DE69014616T2 (de) * 1989-04-27 1995-04-13 Guthrie Res Ass Einschlusssensor für metallschmelzen zur kontinuierlichen verwendung.
WO1992021959A1 (en) * 1991-06-06 1992-12-10 Diagnostic Concepts International, Inc. Method and apparatus for electrochemical determination of biological substances
US5218980A (en) * 1991-10-10 1993-06-15 Evans David H Ultrasonic dishwasher system
GB9624096D0 (en) * 1996-11-20 1997-01-08 Microbial Systems Ltd Apparatus and method of use thereof
GB2337598B (en) * 1996-11-20 2000-08-16 Microbial Systems Ltd Particle sizing apparatus
US6418802B1 (en) * 1996-11-21 2002-07-16 Michael Anthony Wood Particle sizing apparatus and method of use thereof
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
GB9810493D0 (en) * 1998-05-16 1998-07-15 Microbial Systems Ltd Particle detector system
US8146407B2 (en) * 2008-06-20 2012-04-03 Beckman Coulter, Inc. Particle counter with electronic detection of aperture blockage
CN101750477A (zh) * 2008-12-05 2010-06-23 深圳迈瑞生物医疗电子股份有限公司 微孔排堵装置、方法和粒子分析装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232085A (en) * 1959-08-31 1966-02-01 Inoue Kiyoshi Machining apparatus utilizing electro discharge pressure
US3259891A (en) * 1964-05-01 1966-07-05 Coulter Electronics Debris alarm
US3420758A (en) * 1965-07-06 1969-01-07 Foote Mineral Co Method for removal of adherent surface coatings from substrates
US3512384A (en) * 1965-11-18 1970-05-19 Inoue K Shaping apparatus using electric-discharge pressure
US3429743A (en) * 1966-11-17 1969-02-25 Branson Instr Shock wave treatment method and apparatus

Also Published As

Publication number Publication date
FR2289902A1 (fr) 1976-05-28
FR2289902B1 (it) 1978-04-14
JPS5169674A (en) 1976-06-16
CA1035011A (en) 1978-07-18
SE7512268L (sv) 1976-05-05
DE2549224A1 (de) 1976-05-13
US3963984A (en) 1976-06-15
GB1521300A (en) 1978-08-16

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