NO924335D0 - Apparat for bestemmelse av fiberlengde i fluider - Google Patents

Apparat for bestemmelse av fiberlengde i fluider

Info

Publication number
NO924335D0
NO924335D0 NO924335A NO924335A NO924335D0 NO 924335 D0 NO924335 D0 NO 924335D0 NO 924335 A NO924335 A NO 924335A NO 924335 A NO924335 A NO 924335A NO 924335 D0 NO924335 D0 NO 924335D0
Authority
NO
Norway
Prior art keywords
tube
optical device
fluids
fiber length
fibers
Prior art date
Application number
NO924335A
Other languages
English (en)
Other versions
NO924335L (no
Inventor
John A Ayer
Original Assignee
Sprout Bauer Inc Andritz
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 Sprout Bauer Inc Andritz filed Critical Sprout Bauer Inc Andritz
Publication of NO924335D0 publication Critical patent/NO924335D0/no
Publication of NO924335L publication Critical patent/NO924335L/no

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
    • G01N33/34—Paper
    • G01N33/343—Paper pulp
    • 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
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1404—Handling flow, e.g. hydrodynamic focusing
    • 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

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Food Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Optical Measuring Cells (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Glass Compositions (AREA)
  • Housing For Livestock And Birds (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Artificial Filaments (AREA)
NO92924335A 1991-12-31 1992-11-11 Apparat for bestemmelse av fiberlengde i fluider NO924335L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/815,258 US5293219A (en) 1991-12-31 1991-12-31 Fiber length analyzer

Publications (2)

Publication Number Publication Date
NO924335D0 true NO924335D0 (no) 1992-11-11
NO924335L NO924335L (no) 1993-07-01

Family

ID=25217313

Family Applications (1)

Application Number Title Priority Date Filing Date
NO92924335A NO924335L (no) 1991-12-31 1992-11-11 Apparat for bestemmelse av fiberlengde i fluider

Country Status (8)

Country Link
US (1) US5293219A (no)
EP (1) EP0549895B1 (no)
AT (1) ATE160013T1 (no)
BR (1) BR9205210A (no)
CA (1) CA2083073C (no)
DE (1) DE69223029T2 (no)
FI (1) FI925938A (no)
NO (1) NO924335L (no)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5410401A (en) * 1990-03-14 1995-04-25 Zellweger Uster, Inc. Methods and apparatus for mechanically and electronically correcting presentation of entities in a fluid flow
FI111102B (fi) 1997-09-22 2003-05-30 Metso Automation Oy Menetelmä suspensiossa olevien hiukkasten mittaamiseksi ja mittalaite
CA2329294C (en) * 2000-12-21 2007-01-02 Pulp And Paper Research Institute Of Canada Method and apparatus for measuring fibre properties
DE60225547T2 (de) * 2001-04-20 2009-04-23 Enzymatic Deinking Technologies, Llc Triglycerid-schnellbestimmungsverfahren zur anwendung bei der verhinderung von pechausscheidungen aus pulpen
GB2411002B (en) * 2004-02-11 2006-12-20 Facility Monitoring Systems Lt Particle counter for liquids
US20060196621A1 (en) * 2005-03-01 2006-09-07 Johansson Ola M Virtual hand sheet method and system for estimating paper properties
FI120163B (fi) * 2005-04-04 2009-07-15 Metso Automation Oy Sakeuden muuttaminen ja mittaaminen
US7701575B2 (en) * 2007-04-09 2010-04-20 Johansson Ola M Fiber quality transducer
US8120769B2 (en) * 2007-08-03 2012-02-21 North Carolina State University Method and system for fiber properties measurement
WO2010022346A2 (en) * 2008-08-22 2010-02-25 Pioneer Hi-Bred International, Inc. Methods for counting corn silks or other plural elongated strands and use of the count for characterizing the strands or their origin
US8233146B2 (en) * 2009-01-13 2012-07-31 Becton, Dickinson And Company Cuvette for flow-type particle analyzer
WO2014047206A1 (en) * 2012-09-18 2014-03-27 Cytonome/St, Llc Flow cell for particle sorting

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3498719A (en) * 1965-02-18 1970-03-03 Continental Can Co Photoelectric consistency indicator for pulp
CH441814A (de) * 1965-07-23 1967-08-15 Papirind Forskningsinst Verfahren zur kontinuierlichen Bestimmung der Konzentration von Faseraufschwemmungen
US3461030A (en) * 1965-10-22 1969-08-12 Beloit Corp Determination of fiber characteristics in paper making
NL129608C (no) * 1967-07-31
GB1309551A (en) * 1969-05-22 1973-03-14 Nat Res Dev Measurement of optical density
US3739183A (en) * 1970-10-15 1973-06-12 Ici Ltd Apparatus and process for measuring fiber lengths
US3724957A (en) * 1971-03-04 1973-04-03 Yokogawa Electric Works Ltd Concentration measuring apparatus
JPS5418596B2 (no) * 1971-09-07 1979-07-09
DE2201507C2 (de) * 1972-01-13 1974-01-24 Theo Dipl.-Ing. Dr. 8000 Muenchen Pilhofer Vorrichtung zur Bestimmung der Größe der dispersen Elemente eines fluiden, nicht mischbaren Zweistoffsystems
NL7208307A (no) * 1972-06-16 1973-12-18
US3980517A (en) * 1974-07-17 1976-09-14 Sentrol Systems Ltd. Continuous on-machine control of bleaching chemicals
SE390458B (sv) * 1975-05-14 1976-12-20 Tellusond Ab Forfarande och anordning for detektering av spetor i massa
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
FR2408117B1 (fr) * 1977-11-07 1982-04-16 Agronomique Inst Nat Rech Procede et appareil de mesure des dimensions de fibres de bois
SE7806922L (sv) * 1978-06-15 1979-12-16 Svenska Traeforskningsinst Forfarande och anordning for att indikera storleksfordelningen av i ett strommande medium befintliga partiklar
US4225385A (en) * 1979-01-15 1980-09-30 Westvaco Corporation Shive ratio analyzer
DE2943116C2 (de) * 1979-10-25 1986-06-19 Gesellschaft für Strahlen- und Umweltforschung mbH, 8000 München Einrichtung zur durchflußcytometrischen Reaktions- und/oder Diffusionsmessung
FI812627L (fi) * 1981-08-26 1983-02-27 Keskuslaboratorio Laengdmaetare foer pappersfiber
US4477187A (en) * 1982-01-25 1984-10-16 University Patents, Inc. Apparatus and method for sizing particles
US4554051A (en) * 1982-03-24 1985-11-19 Bolton-Emerson, Inc. Fiber length indicating apparatus and method
US4606631A (en) * 1983-05-12 1986-08-19 Kabushiki Kaisha Toshiba Particle counter
US4596036A (en) * 1983-08-31 1986-06-17 The United States Of America As Represented By The United States Department Of Energy Method and apparatus for fringe-scanning chromosome analysis
US4660152A (en) * 1984-06-18 1987-04-21 Xerox Corporation System and method for monitoring and maintaining concentrate material in a fluid carrier
AU569965B2 (en) * 1984-10-25 1988-02-25 Gilbert Forrester Control of fibrous paper stock refining
US4758308A (en) * 1985-03-05 1988-07-19 Carr Wayne F System for monitoring contaminants with a detector in a paper pulp stream
US4933291A (en) * 1986-12-22 1990-06-12 Eastman Kodak Company Centrifugable pipette tip and pipette therefor
FI77535C (fi) * 1987-03-09 1989-03-10 Kajaani Electronics Foerfarande foer maetning av massakomponenternas relativa maengder i pappermassa.
US4837446A (en) * 1988-03-31 1989-06-06 International Paper Company Apparatus and process for testing uniformity of pulp
US4966462A (en) * 1989-02-15 1990-10-30 The United States Of America As Represented By The United States Department Of Energy Series cell light extinction monitor
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

Also Published As

Publication number Publication date
DE69223029D1 (de) 1997-12-11
EP0549895A1 (en) 1993-07-07
FI925938A0 (fi) 1992-12-30
EP0549895B1 (en) 1997-11-05
CA2083073C (en) 1996-07-23
US5293219A (en) 1994-03-08
BR9205210A (pt) 1993-07-06
ATE160013T1 (de) 1997-11-15
CA2083073A1 (en) 1993-07-01
FI925938A (fi) 1993-07-01
DE69223029T2 (de) 1998-03-26
NO924335L (no) 1993-07-01

Similar Documents

Publication Publication Date Title
NO924335D0 (no) Apparat for bestemmelse av fiberlengde i fluider
DK0425381T3 (da) Apparat til optælling og til bestemmelse af i det mindste en leukocytsubpopulation
US5245200A (en) Apparatus and method for preventing blockage of a measuring head for effecting measurements of suspended substances
ATE134767T1 (de) Modularer chemischer sensor aus optischen fasern
EP0924509A3 (en) Method and apparatus for detecting liquid and gas segment flow through a tube
US8300225B2 (en) Method for optical measurement and optical measurement apparatus
US5600433A (en) Optical fiber waist refractometer
ATE240518T1 (de) Verfahren und vorrichtung zur messung des taupunktes
WO1997036167A1 (en) Optical instrument
US4434398A (en) Porous passage means and method for particle analyzing systems
JPS6236542A (ja) 粒子解析装置
GB2182432A (en) Improvements in and relating to apparatus for detecting particles in suspension
Samuels et al. Direct quantification of micro-thin-layer chromatograms
DE59202423D1 (de) Vorrichtung zur Messung des Fluidfusses in einem Strömungskanal.
US20220146394A1 (en) Apparatus and methods for particle testing
HUP0001651A2 (hu) Készülék és eljárás levegőben lebegő szálak koncentrációjának mérésére
RU2175763C1 (ru) Измерительная головка для волоконно-оптического капельного анализатора
JPS62207932A (ja) ノズル調整装置
SU1723502A1 (ru) Волоконно-оптический рефрактометр жидкостей и газов
GB2283316A (en) Method and apparatus for detecting fibrous particles
JP4833814B2 (ja) 光計測方法および光計測装置
SE9803557D0 (sv) Förfarande och anordning för mätning av fiberegenskaper
JPH01305338A (ja) 粒子解析装置
RU94021135A (ru) Устройство для определения концентрации частиц в потоке жидкости или газа
ATE212437T1 (de) Instrument und methode zur messung der viskosität einer flüssigkeit