IL39276A - Method and apparatus for measuring particle concentration in a fluid suspension of particles - Google Patents

Method and apparatus for measuring particle concentration in a fluid suspension of particles

Info

Publication number
IL39276A
IL39276A IL39276A IL3927672A IL39276A IL 39276 A IL39276 A IL 39276A IL 39276 A IL39276 A IL 39276A IL 3927672 A IL3927672 A IL 3927672A IL 39276 A IL39276 A IL 39276A
Authority
IL
Israel
Prior art keywords
particles
particle concentration
fluid suspension
measuring particle
measuring
Prior art date
Application number
IL39276A
Other languages
English (en)
Other versions
IL39276A0 (en
Original Assignee
Coulter W
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 W filed Critical Coulter W
Publication of IL39276A0 publication Critical patent/IL39276A0/xx
Publication of IL39276A publication Critical patent/IL39276A/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K5/00Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/153Arrangements in which a pulse is delivered at the instant when a predetermined characteristic of an input signal is present or at a fixed time interval after this instant
    • 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
    • GPHYSICS
    • G06COMPUTING OR CALCULATING; COUNTING
    • G06GANALOGUE COMPUTERS
    • G06G7/00Devices in which the computing operation is performed by varying electric or magnetic quantities
    • G06G7/12Arrangements for performing computing operations, e.g. operational amplifiers
    • G06G7/18Arrangements for performing computing operations, e.g. operational amplifiers for integration or differentiation; for forming integrals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Computer Hardware Design (AREA)
  • Dispersion Chemistry (AREA)
  • Software Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
IL39276A 1971-04-28 1972-04-24 Method and apparatus for measuring particle concentration in a fluid suspension of particles IL39276A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13809671A 1971-04-28 1971-04-28
US21537472A 1972-01-04 1972-01-04

Publications (2)

Publication Number Publication Date
IL39276A0 IL39276A0 (en) 1972-06-28
IL39276A true IL39276A (en) 1975-07-28

Family

ID=26835860

Family Applications (1)

Application Number Title Priority Date Filing Date
IL39276A IL39276A (en) 1971-04-28 1972-04-24 Method and apparatus for measuring particle concentration in a fluid suspension of particles

Country Status (14)

Country Link
JP (1) JPS535832B1 (en:Method)
AR (1) AR204900A1 (en:Method)
AU (1) AU460261B2 (en:Method)
BE (1) BE782583A (en:Method)
CA (1) CA952193A (en:Method)
CH (1) CH565368A5 (en:Method)
DE (1) DE2219973A1 (en:Method)
ES (1) ES402053A1 (en:Method)
FR (1) FR2141058A5 (en:Method)
GB (1) GB1385363A (en:Method)
IL (1) IL39276A (en:Method)
IT (1) IT960260B (en:Method)
NL (1) NL7205490A (en:Method)
SE (1) SE376081B (en:Method)

Also Published As

Publication number Publication date
DE2219973A1 (de) 1972-11-09
JPS535832B1 (en:Method) 1978-03-02
IL39276A0 (en) 1972-06-28
CH565368A5 (en:Method) 1975-08-15
GB1385363A (en) 1975-02-26
ES402053A1 (es) 1975-11-16
AR204900A1 (es) 1976-03-19
SE376081B (en:Method) 1975-05-05
AU4151772A (en) 1973-11-01
CA952193A (en) 1974-07-30
BE782583A (nl) 1972-10-24
IT960260B (it) 1973-11-20
NL7205490A (en:Method) 1972-10-31
AU460261B2 (en) 1975-04-24
FR2141058A5 (en:Method) 1973-01-19

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