CH445163A - Device for counting fibers contained in a liquid - Google Patents

Device for counting fibers contained in a liquid

Info

Publication number
CH445163A
CH445163A CH220665A CH220665A CH445163A CH 445163 A CH445163 A CH 445163A CH 220665 A CH220665 A CH 220665A CH 220665 A CH220665 A CH 220665A CH 445163 A CH445163 A CH 445163A
Authority
CH
Switzerland
Prior art keywords
liquid
fibers contained
counting
counting fibers
contained
Prior art date
Application number
CH220665A
Other languages
German (de)
Inventor
Butler Valley Richard
Herbert Morse Theodore
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of CH445163A publication Critical patent/CH445163A/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/36—Textiles
    • G01N33/362—Material before processing, e.g. bulk cotton or wool
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
    • G01R29/02—Measuring characteristics of individual pulses, e.g. deviation from pulse flatness, rise time or duration
    • G01R29/027—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values
    • G01R29/0273—Indicating that a pulse characteristic is either above or below a predetermined value or within or beyond a predetermined range of values the pulse characteristic being duration, i.e. width (indicating that frequency of pulses is above or below a certain limit)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Textile Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Paper (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
CH220665A 1964-02-28 1965-02-17 Device for counting fibers contained in a liquid CH445163A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34823964A 1964-02-28 1964-02-28

Publications (1)

Publication Number Publication Date
CH445163A true CH445163A (en) 1967-10-15

Family

ID=23367170

Family Applications (1)

Application Number Title Priority Date Filing Date
CH220665A CH445163A (en) 1964-02-28 1965-02-17 Device for counting fibers contained in a liquid

Country Status (5)

Country Link
BE (1) BE660355A (en)
CH (1) CH445163A (en)
DE (1) DE1598377B2 (en)
FR (1) FR1425239A (en)
GB (1) GB1093461A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH618514A5 (en) 1977-08-25 1980-07-31 Contraves Ag

Also Published As

Publication number Publication date
DE1598377A1 (en) 1972-02-10
GB1093461A (en) 1967-12-06
DE1598377B2 (en) 1972-11-16
BE660355A (en) 1965-06-16
FR1425239A (en) 1966-01-14

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