SE7811434L - Forfarande och anordning for bestemning av storleken hos fibrer - Google Patents

Forfarande och anordning for bestemning av storleken hos fibrer

Info

Publication number
SE7811434L
SE7811434L SE7811434A SE7811434A SE7811434L SE 7811434 L SE7811434 L SE 7811434L SE 7811434 A SE7811434 A SE 7811434A SE 7811434 A SE7811434 A SE 7811434A SE 7811434 L SE7811434 L SE 7811434L
Authority
SE
Sweden
Prior art keywords
fibers
procedure
determining
size
Prior art date
Application number
SE7811434A
Other languages
English (en)
Inventor
G Janin
J-M Ory
Original Assignee
Agronomique Inst Nat Rech
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 Agronomique Inst Nat Rech filed Critical Agronomique Inst Nat Rech
Publication of SE7811434L publication Critical patent/SE7811434L/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G01B11/04—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving
    • G01B11/043—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness specially adapted for measuring length or width of objects while moving for measuring length
    • 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
    • G01N15/02—Investigating particle size or size distribution
    • 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
    • G01N2015/0042—Investigating dispersion of solids
    • G01N2015/0053—Investigating dispersion of solids in liquids, e.g. trouble
    • G01N2015/0057—Investigating dispersion of solids in liquids, e.g. trouble of filaments in liquids

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Paper (AREA)
SE7811434A 1977-11-07 1978-11-06 Forfarande och anordning for bestemning av storleken hos fibrer SE7811434L (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7733441A FR2408117B1 (fr) 1977-11-07 1977-11-07 Procede et appareil de mesure des dimensions de fibres de bois

Publications (1)

Publication Number Publication Date
SE7811434L true SE7811434L (sv) 1979-05-08

Family

ID=9197339

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7811434A SE7811434L (sv) 1977-11-07 1978-11-06 Forfarande och anordning for bestemning av storleken hos fibrer

Country Status (6)

Country Link
US (1) US4266874A (sv)
CA (1) CA1122795A (sv)
DE (1) DE2848238A1 (sv)
FI (1) FI73081C (sv)
FR (1) FR2408117B1 (sv)
SE (1) SE7811434L (sv)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5270787A (en) * 1990-03-14 1993-12-14 Zellweger Uster Inc. Electro-optical methods and apparatus for high speed, multivariate measurement of individual entities in fiber or other samples
US5430301A (en) * 1990-03-14 1995-07-04 Zellweger Uster, Inc. Apparatus and methods for measurement and classification of generalized neplike entities in fiber samples
US5539515A (en) * 1990-03-14 1996-07-23 Zellweger Uster, Inc. Apparatus and methods for measurement and classification of trash in fiber samples
US5469253A (en) * 1990-03-14 1995-11-21 Zellweger Uster, Inc. Apparatus and method for testing multiple characteristics of single textile sample with automatic feed
DK111990D0 (da) * 1990-05-04 1990-05-04 Biometic Aps Apparat og fremgangsmaade til analyse af en vaeskesuspension
EP0602145B1 (en) * 1991-09-06 1999-03-03 Commonwealth Scientific And Industrial Research Organisation Measurement method and apparatus
US5293219A (en) * 1991-12-31 1994-03-08 Andritz Sprout-Bauer, Inc. Fiber length analyzer
US5311290A (en) * 1992-09-30 1994-05-10 Pulp And Paper Research Institute Of Canada Imaging apparatus and method of fiber analysis
FI111102B (sv) 1997-09-22 2003-05-30 Metso Automation Oy Förfarande för mätning av partiklar i suspension och en mätanordning
DE19802315A1 (de) * 1998-01-22 1999-07-29 Rieter Ag Maschf Verfahren und Vorrichtung zur Faserlängenmessung
WO1999037973A1 (de) 1998-01-22 1999-07-29 Maschinenfabrik Rieter Ag Verfahren und vorrichtung zur faserlängenmessung
US6628388B2 (en) * 2000-11-06 2003-09-30 The Regents Of The University Of California Detection of birefringent microcrystals in bile
US6628387B2 (en) * 2000-11-06 2003-09-30 The Regents Of The University Of California Interrogation cradle and insertable containment fixture for detecting birefringent microcrystals in bile
US20060196621A1 (en) * 2005-03-01 2006-09-07 Johansson Ola M Virtual hand sheet method and system for estimating paper properties
US8120769B2 (en) * 2007-08-03 2012-02-21 North Carolina State University Method and system for fiber properties measurement
US8064060B2 (en) * 2010-03-24 2011-11-22 The United States Of America As Represented By The Secretary Of The Navy Outboard optical cable sensor system and method
CN108106973B (zh) * 2017-12-18 2020-01-10 大连理工大学 一种基于透明光弹材料同时测量饱和颗粒介质应力和位移的方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3548206A (en) * 1969-01-14 1970-12-15 Royco Instr Inc Noise rejection circuits for particle counters
US3705348A (en) * 1970-12-21 1972-12-05 Gerardus Henricus Johannus Mar Method of and an apparatus for determining the length of fibers suspended in a liquid
CH536490A (de) * 1971-03-29 1973-04-30 Willy Dr Sigrist Verfahren und Einrichtung zur optischen Messung von in einem Gas suspendierten Teilchen
US3689833A (en) * 1971-06-29 1972-09-05 Coulter Electronics Particle analyzing apparatus
US3856408A (en) * 1972-06-05 1974-12-24 Svenska Traeforskningsinst Apparatus for measuring the optically birefringent properties of a liquid sample
US3831028A (en) * 1973-06-26 1974-08-20 Atomic Energy Commission Radiation detector using electro-optics
US3941477A (en) * 1974-10-17 1976-03-02 Deutsche Forschungs-Und Versuchsanstalt Fur Luft-Und Raumfahrt E.V. Measuring device for the measurement of fluid flow rates
DE2543310C2 (de) * 1975-09-27 1982-04-29 Gesellschaft für Strahlen- und Umweltforschung mbH, 8000 München Einrichtung zum Zählen und Klassifizieren von in einer Flüssigkeit suspendierten Teilchen

Also Published As

Publication number Publication date
FR2408117B1 (fr) 1982-04-16
FI73081B (fi) 1987-04-30
US4266874A (en) 1981-05-12
CA1122795A (en) 1982-05-04
FR2408117A1 (fr) 1979-06-01
DE2848238A1 (de) 1979-05-10
FI783274A (fi) 1979-05-08
FI73081C (sv) 1987-08-10

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