SE351338B - - Google Patents

Info

Publication number
SE351338B
SE351338B SE08561/69A SE856169A SE351338B SE 351338 B SE351338 B SE 351338B SE 08561/69 A SE08561/69 A SE 08561/69A SE 856169 A SE856169 A SE 856169A SE 351338 B SE351338 B SE 351338B
Authority
SE
Sweden
Application number
SE08561/69A
Inventor
J Pontigny
C Collineau
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
Publication of SE351338B publication Critical patent/SE351338B/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10Investigating individual particles
    • G01N15/1031Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12Investigating 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
    • G01N15/131Details
    • G01N15/132Circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
SE08561/69A 1968-06-19 1969-06-16 SE351338B (xx)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR155650 1968-06-19
FR155649 1968-06-19

Publications (1)

Publication Number Publication Date
SE351338B true SE351338B (xx) 1972-11-20

Family

ID=26182068

Family Applications (1)

Application Number Title Priority Date Filing Date
SE08561/69A SE351338B (xx) 1968-06-19 1969-06-16

Country Status (7)

Country Link
US (1) US3626164A (xx)
JP (1) JPS493877B1 (xx)
CH (1) CH534930A (xx)
DE (1) DE1930597C3 (xx)
GB (1) GB1245690A (xx)
NL (1) NL6909151A (xx)
SE (1) SE351338B (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3869083A (en) * 1969-07-24 1975-03-04 Arthur G Malmon Methods and apparatus for determining the number of objects in an assemblage
US3699319A (en) * 1971-03-10 1972-10-17 Robert H Berg Average volume digital computer and digital volume totalizer for cells and particles
CH549210A (de) * 1972-09-14 1974-05-15 Contraves Ag Verfahren und messgeraet zur bestimmung des wahren mittleren volumens von in einer elektrolytisch leitenden fluessigkeit suspendierten teilchen.
US3920969A (en) * 1974-01-31 1975-11-18 Robert E Berglas Digital glucose analyzer
JPS5248158U (xx) * 1975-10-02 1977-04-06
US4063309A (en) * 1976-09-16 1977-12-13 Hycel, Inc. Mean corpuscular volume measuring apparatus and method
US4203029A (en) * 1978-03-06 1980-05-13 Artek Systems Corporation Automatic object counter
US4447883A (en) * 1981-05-26 1984-05-08 Technicon Instruments Corporation Coincidence-error correcting apparatus and method
US4510438A (en) * 1982-02-16 1985-04-09 Coulter Electronics, Inc. Coincidence correction in particle analysis system
US5247461A (en) * 1991-07-30 1993-09-21 Particle Data, Inc. Method and apparatus for coincidence correction in electrozone particle sensing

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1004759A (en) * 1963-04-30 1965-09-15 Smith & Sons Ltd S Improvements in or relating to digital systems of the kind for providing an output representation of the value of a predetermined dependent variable
NL137001C (xx) * 1965-10-20 1900-01-01

Also Published As

Publication number Publication date
DE1930597A1 (de) 1970-01-22
DE1930597B2 (de) 1974-10-24
DE1930597C3 (de) 1975-06-12
GB1245690A (en) 1971-09-08
US3626164A (en) 1971-12-07
JPS493877B1 (xx) 1974-01-29
CH534930A (fr) 1973-03-15
NL6909151A (xx) 1969-12-23

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