FI812627L - Laengdmaetare foer pappersfiber - Google Patents

Laengdmaetare foer pappersfiber

Info

Publication number
FI812627L
FI812627L FI812627A FI812627A FI812627L FI 812627 L FI812627 L FI 812627L FI 812627 A FI812627 A FI 812627A FI 812627 A FI812627 A FI 812627A FI 812627 L FI812627 L FI 812627L
Authority
FI
Finland
Prior art keywords
pappersfiber
laengdmaetare
foer
laengdmaetare foer
foer pappersfiber
Prior art date
Application number
FI812627A
Other languages
English (en)
Finnish (fi)
Other versions
FI812627A7 (fi
Inventor
Tapio Makkonen
Original Assignee
Keskuslaboratorio
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 Keskuslaboratorio filed Critical Keskuslaboratorio
Priority to FI812627A priority Critical patent/FI812627L/fi
Priority to DE19823230523 priority patent/DE3230523A1/de
Priority to SE8204869A priority patent/SE8204869L/
Priority to CA000410147A priority patent/CA1176839A/en
Priority to JP57146969A priority patent/JPS5852505A/ja
Priority to FR8214639A priority patent/FR2512196A1/fr
Publication of FI812627A7 publication Critical patent/FI812627A7/fi
Publication of FI812627L publication Critical patent/FI812627L/fi

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
    • 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
    • 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
    • G01N15/0205—Investigating particle size or size distribution by optical means

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Dispersion Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FI812627A 1981-08-26 1981-08-26 Laengdmaetare foer pappersfiber FI812627L (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI812627A FI812627L (fi) 1981-08-26 1981-08-26 Laengdmaetare foer pappersfiber
DE19823230523 DE3230523A1 (de) 1981-08-26 1982-08-17 Laengenmesser fuer papierfasern
SE8204869A SE8204869L (sv) 1981-08-26 1982-08-25 Lengdmetare for pappersfibrer
CA000410147A CA1176839A (en) 1981-08-26 1982-08-25 Length measuring instrument for paper fibres
JP57146969A JPS5852505A (ja) 1981-08-26 1982-08-26 紙繊維長さ測定器
FR8214639A FR2512196A1 (fr) 1981-08-26 1982-08-26 Appareil de mesure de longueur pour fibres papetieres

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI812627A FI812627L (fi) 1981-08-26 1981-08-26 Laengdmaetare foer pappersfiber

Publications (2)

Publication Number Publication Date
FI812627A7 FI812627A7 (fi) 1983-02-27
FI812627L true FI812627L (fi) 1983-02-27

Family

ID=8514655

Family Applications (1)

Application Number Title Priority Date Filing Date
FI812627A FI812627L (fi) 1981-08-26 1981-08-26 Laengdmaetare foer pappersfiber

Country Status (6)

Country Link
JP (1) JPS5852505A (enrdf_load_stackoverflow)
CA (1) CA1176839A (enrdf_load_stackoverflow)
DE (1) DE3230523A1 (enrdf_load_stackoverflow)
FI (1) FI812627L (enrdf_load_stackoverflow)
FR (1) FR2512196A1 (enrdf_load_stackoverflow)
SE (1) SE8204869L (enrdf_load_stackoverflow)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59114445A (ja) * 1982-12-21 1984-07-02 Yamamura Glass Kk 透明体の欠陥検出装置
JPS60231136A (ja) * 1984-05-01 1985-11-16 Kanzaki Paper Mfg Co Ltd 紙類の繊維配向測定方法
DE3502406C2 (de) * 1985-01-22 1987-04-23 Dr. Peter + Steinwender Technische Geräte GmbH, 8176 Waakirchen Verfahren und Einrichtung zur kontinuierlichen, berührungslosen Bestimmung der Länge eines ungeteilten, bewegten Körpers
US4837446A (en) * 1988-03-31 1989-06-06 International Paper Company Apparatus and process for testing uniformity of pulp
DE4118716A1 (de) * 1990-07-16 1992-01-23 Gerhart Schroff Verfahren und anordnung zur optischen erfassung und auswertung von streulichtsignalen
FR2681693A1 (fr) * 1991-09-24 1993-03-26 Barrat Bertrand Dispositif d'analyse dimensionnelle de particules positionnees dans un plan.
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
DE59912805D1 (de) 1998-01-22 2005-12-22 Rieter Ag Maschf Verfahren und vorrichtung zur faserlängenmessung
DE19802315A1 (de) * 1998-01-22 1999-07-29 Rieter Ag Maschf Verfahren und Vorrichtung zur Faserlängenmessung
AU2004231118B2 (en) * 2003-04-17 2009-09-17 Commonwealth Scientific And Industrial Research Organisation Method and apparatus for testing fibres
AU2003901910A0 (en) 2003-04-17 2003-05-08 Commonwealth Scientific And Industrial Research Organisation Method and apparatus for testing fibres
US8120769B2 (en) 2007-08-03 2012-02-21 North Carolina State University Method and system for fiber properties measurement

Also Published As

Publication number Publication date
SE8204869L (sv) 1983-02-27
FR2512196B3 (enrdf_load_stackoverflow) 1984-10-26
DE3230523A1 (de) 1983-03-17
CA1176839A (en) 1984-10-30
JPS5852505A (ja) 1983-03-28
FR2512196A1 (fr) 1983-03-04
FI812627A7 (fi) 1983-02-27
SE8204869D0 (sv) 1982-08-25

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Legal Events

Date Code Title Description
FC Application refused

Owner name: OY KESKUSLABORATORIO-CENTRALLABORATORIUM AB