FR2262835B1 - - Google Patents

Info

Publication number
FR2262835B1
FR2262835B1 FR7506453A FR7506453A FR2262835B1 FR 2262835 B1 FR2262835 B1 FR 2262835B1 FR 7506453 A FR7506453 A FR 7506453A FR 7506453 A FR7506453 A FR 7506453A FR 2262835 B1 FR2262835 B1 FR 2262835B1
Authority
FR
France
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
FR7506453A
Other languages
French (fr)
Other versions
FR2262835A1 (en
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
Publication of FR2262835A1 publication Critical patent/FR2262835A1/fr
Application granted granted Critical
Publication of FR2262835B1 publication Critical patent/FR2262835B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/02—Input circuits
    • 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)
  • 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)
  • Measurement Of Radiation (AREA)
FR7506453A 1974-03-01 1975-02-28 Expired FR2262835B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US447530A US3864551A (en) 1974-03-01 1974-03-01 Coincidence correction circuit

Publications (2)

Publication Number Publication Date
FR2262835A1 FR2262835A1 (en) 1975-09-26
FR2262835B1 true FR2262835B1 (en) 1979-06-08

Family

ID=23776728

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7506453A Expired FR2262835B1 (en) 1974-03-01 1975-02-28

Country Status (10)

Country Link
US (1) US3864551A (en)
JP (1) JPS5639417B2 (en)
BE (1) BE826007A (en)
CA (1) CA1013434A (en)
DE (1) DE2505837C3 (en)
ES (1) ES435131A1 (en)
FR (1) FR2262835B1 (en)
GB (1) GB1468332A (en)
NL (1) NL168333C (en)
ZA (1) ZA75616B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE377612B (en) * 1973-11-09 1975-07-14 T L B Greverus
US3938038A (en) * 1974-07-01 1976-02-10 Coulter Electronics, Inc. Method and apparatus for providing primary coincidence correction during particle analysis
US3944791A (en) * 1974-07-10 1976-03-16 General Science Corporation Platelet count correction circuit
US4042808A (en) * 1975-08-11 1977-08-16 Angel Engineering Corporation Particle count correction
DE2547885C3 (en) * 1975-10-25 1980-05-08 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Electronic counter
JPS5598333A (en) * 1979-01-22 1980-07-26 Toa Medical Electronics Co Ltd Particle counting device
US4366372A (en) * 1979-06-01 1982-12-28 Innovative Design, Inc. Apparatus and method for counting repetitive marks on a running web
US4447883A (en) * 1981-05-26 1984-05-08 Technicon Instruments Corporation Coincidence-error correcting apparatus and method
JPS59125931U (en) * 1983-02-10 1984-08-24 近藤　祐二 shoulder pads on clothes
JPS60314U (en) * 1983-06-15 1985-01-05 岩崎産業株式会社 molded shoulder parts
JPS61113806A (en) * 1984-11-07 1986-05-31 丸善工業株式会社 Production of shoulder pad
JPS62170507A (en) * 1986-01-22 1987-07-27 北岸　茂 Production of shoulder pad
JPS63115027U (en) * 1987-01-14 1988-07-25
DE102006021487B3 (en) * 2006-05-05 2007-09-06 Parsum Gmbh Particle amount determination method for use in particle stream, involves using evaluation unit that provides pulses for control signals used in regulating flow rate and particle size of particles stream by reducing radiation intensity
FR2917842A1 (en) * 2007-06-19 2008-12-26 Commissariat Energie Atomique DEVICE AND METHOD FOR COUNTING ELEMENTARY PARTICLES EMITTED BY A FLUID IN A CONDUIT.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3209130A (en) * 1962-04-30 1965-09-28 Westinghouse Electric Corp Digital measuring device
US3686665A (en) * 1969-12-31 1972-08-22 Leeds & Northrup Co Digital function generator

Also Published As

Publication number Publication date
NL168333C (en) 1982-03-16
DE2505837C3 (en) 1979-07-26
CA1013434A (en) 1977-07-05
FR2262835A1 (en) 1975-09-26
DE2505837B2 (en) 1978-11-16
AU7808275A (en) 1976-08-12
NL7502387A (en) 1975-09-03
ZA75616B (en) 1976-01-28
NL168333B (en) 1981-10-16
BE826007A (en) 1975-06-16
DE2505837A1 (en) 1975-09-25
ES435131A1 (en) 1977-02-01
US3864551A (en) 1975-02-04
GB1468332A (en) 1977-03-23
JPS5639417B2 (en) 1981-09-12
JPS50120880A (en) 1975-09-22

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse