CA965482A - Particle analyzing system for coulter particle device and method - Google Patents

Particle analyzing system for coulter particle device and method

Info

Publication number
CA965482A
CA965482A CA150,212A CA150212A CA965482A CA 965482 A CA965482 A CA 965482A CA 150212 A CA150212 A CA 150212A CA 965482 A CA965482 A CA 965482A
Authority
CA
Canada
Prior art keywords
particle
analyzing system
coulter
particle device
particle analyzing
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
Application number
CA150,212A
Other versions
CA150212S (en
Inventor
Robert I. Klein
Walter R. Hogg
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA965482A publication Critical patent/CA965482A/en
Expired 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
    • G01N15/131—Details
    • G01N15/132—Circuits

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 Analysing Biological Materials (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Measurement Of Radiation (AREA)
CA150,212A 1971-08-30 1972-08-25 Particle analyzing system for coulter particle device and method Expired CA965482A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17610171A 1971-08-30 1971-08-30

Publications (1)

Publication Number Publication Date
CA965482A true CA965482A (en) 1975-04-01

Family

ID=22642981

Family Applications (1)

Application Number Title Priority Date Filing Date
CA150,212A Expired CA965482A (en) 1971-08-30 1972-08-25 Particle analyzing system for coulter particle device and method

Country Status (6)

Country Link
US (1) US3783247A (en)
JP (1) JPS549511B2 (en)
CA (1) CA965482A (en)
DE (1) DE2241724C3 (en)
FR (1) FR2151922A5 (en)
GB (1) GB1399496A (en)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3855455A (en) * 1973-01-18 1974-12-17 Eastman Kodak Co Signal analyzer
US3963983A (en) * 1973-04-18 1976-06-15 Coulter Electronics, Inc. Pulse amplitude discriminating circuit
US3973108A (en) * 1974-01-21 1976-08-03 Coulter Electronics, Inc. Pulse storing and retrieval circuit
US4052596A (en) * 1974-12-23 1977-10-04 Hycel, Inc. Automatic hematology analyzer
US4020286A (en) * 1975-05-19 1977-04-26 Metrosonics, Inc. Signal analysis apparatus for amplitude statistics
JPS5216133A (en) * 1975-07-30 1977-02-07 Hitachi Ltd Data reading system
JPS5324228A (en) * 1976-08-19 1978-03-06 Oki Electric Ind Co Ltd Mark reading system
JPS54107395A (en) * 1978-02-09 1979-08-23 Toa Medical Electronics Grain size distribution recorder
IT1105660B (en) * 1978-09-07 1985-11-04 Salus Istituto Diagnostico Di EQUIPMENT FOR AUTOMATICALLY DISCRIMINATING THE VOLUME OF SUSPENSION PARTICLES IN A LIQUID
US4219805A (en) * 1978-10-13 1980-08-26 Technical Development Company Lubricating oil debris monitoring system
JPS568527A (en) * 1979-07-02 1981-01-28 Toa Medical Electronics Co Ltd Particle analyzing device
JPS5649976A (en) * 1979-09-29 1981-05-06 Rhythm Watch Co Ltd Hour-striking device
JPS57179728A (en) * 1981-04-30 1982-11-05 Toa Medical Electronics Co Ltd Apparatus for analyzing particle
CA1224570A (en) * 1984-02-20 1987-07-21 Larry J. Conway Complex microwave signal generator
JPS6198447A (en) * 1984-10-19 1986-05-16 Mitsubishi Electric Corp On-line digital controller
DE3522186A1 (en) * 1985-06-21 1987-01-02 Hoechst Ag MEASURING DEVICE FOR MEASURING THE DEFORMITY OF RED BLOOD BODIES
JPH0199528A (en) * 1987-10-13 1989-04-18 Topcon Corp Air puff type ophthalmotonometer
SU1737476A1 (en) * 1988-02-10 1992-05-30 Всесоюзный Научно-Исследовательский Институт По Испытанию Машин И Оборудования Для Животноводства И Кормопроизводства Device for checking and registering parameters of seeding process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2806205A (en) * 1953-12-09 1957-09-10 Applied Science Corp Of Prince Center finder
US3116458A (en) * 1959-12-21 1963-12-31 Ibm Peak sensing system employing sampling and logic circuits converting analog input topolarity-indicating digital output
US3502973A (en) * 1966-05-23 1970-03-24 Coulter Electronics Collating apparatus for pairs of electrical pulses produced by particle analyzing apparatus
JPS45132Y1 (en) * 1966-10-19 1970-01-07

Also Published As

Publication number Publication date
DE2241724A1 (en) 1973-03-08
DE2241724B2 (en) 1976-06-24
JPS549511B2 (en) 1979-04-25
US3783247A (en) 1974-01-01
JPS4833893A (en) 1973-05-14
FR2151922A5 (en) 1973-04-20
DE2241724C3 (en) 1980-06-26
GB1399496A (en) 1975-07-02

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