SE0101445D0 - Förfarande och inrättning för mätning av trä - Google Patents

Förfarande och inrättning för mätning av trä

Info

Publication number
SE0101445D0
SE0101445D0 SE0101445A SE0101445A SE0101445D0 SE 0101445 D0 SE0101445 D0 SE 0101445D0 SE 0101445 A SE0101445 A SE 0101445A SE 0101445 A SE0101445 A SE 0101445A SE 0101445 D0 SE0101445 D0 SE 0101445D0
Authority
SE
Sweden
Prior art keywords
wood
wood powder
radiation
procedure
knots
Prior art date
Application number
SE0101445A
Other languages
English (en)
Other versions
SE520903C2 (sv
SE0101445L (sv
Inventor
Jyrki Laitinen
Original Assignee
Andritz Ag Maschf
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 Andritz Ag Maschf filed Critical Andritz Ag Maschf
Publication of SE0101445D0 publication Critical patent/SE0101445D0/sv
Publication of SE0101445L publication Critical patent/SE0101445L/sv
Publication of SE520903C2 publication Critical patent/SE520903C2/sv

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
    • G01N33/46—Wood
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
SE0101445A 1998-10-28 2001-04-25 Förfarande och inrättning för mätning av trä SE520903C2 (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI982341A FI110545B (sv) 1998-10-28 1998-10-28 Förfarande och arrangemang för mätning av trämaterial
PCT/FI1999/000899 WO2000025115A1 (en) 1998-10-28 1999-10-27 Method and arrangement for measuring wood

Publications (3)

Publication Number Publication Date
SE0101445D0 true SE0101445D0 (sv) 2001-04-25
SE0101445L SE0101445L (sv) 2001-06-11
SE520903C2 SE520903C2 (sv) 2003-09-09

Family

ID=8552803

Family Applications (1)

Application Number Title Priority Date Filing Date
SE0101445A SE520903C2 (sv) 1998-10-28 2001-04-25 Förfarande och inrättning för mätning av trä

Country Status (9)

Country Link
US (1) US6493076B1 (sv)
AT (1) AT410849B (sv)
AU (1) AU1049700A (sv)
CA (1) CA2346120C (sv)
DE (1) DE19983664T1 (sv)
FI (1) FI110545B (sv)
NO (1) NO20012050D0 (sv)
SE (1) SE520903C2 (sv)
WO (1) WO2000025115A1 (sv)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI990539A0 (sv) * 1999-03-11 1999-03-11 Valtion Teknillinen Förfarande för mätning av bark- och trähalt
FI20011755A (sv) * 2001-09-04 2003-03-05 Finnforest Oy Analysering och sortering av träfaner
US6705456B2 (en) * 2002-06-07 2004-03-16 Metso Paper, Inc. Feed indexing bar conveyor
CA2430737C (en) * 2003-06-02 2011-12-20 Centre De Recherche Industrielle Du Quebec Method and apparatus for estimating surface moisture content of wood chips
DE102005019986A1 (de) * 2005-04-27 2006-11-02 B. Maier Zerkleinerungstechnik Gmbh Verfahren und Vorrichtung zum Erfassen von Spaneigenschaften
US7924414B2 (en) * 2006-05-10 2011-04-12 Abb Schweiz Ag Non-hazardous bulk material analyzer system
JP5027775B2 (ja) * 2008-10-03 2012-09-19 株式会社日立ハイテクノロジーズ 基板表面形状検出方法及びその装置
CA2780202C (en) 2012-06-19 2014-11-18 Centre De Recherche Industrielle Du Quebec Method and system for detecting the quality of debarking at the surface of a wooden log
CH707559A2 (de) * 2013-03-22 2014-09-30 Finatec Holding Ag Verfahren und System zur Prüfung der Farbbeschaffenheit von Preforms.
US9588098B2 (en) 2015-03-18 2017-03-07 Centre De Recherche Industrielle Du Quebec Optical method and apparatus for identifying wood species of a raw wooden log
CA3118401A1 (en) 2018-11-02 2020-05-07 Gcp Applied Technologies, Inc Cement production
SE543138C2 (sv) * 2018-11-03 2020-10-13 Tracy Of Sweden Ab Arrangement and method for capturing image of log

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3389789A (en) * 1965-12-10 1968-06-25 Moore Vue Inc Detecting and sorting means for sheets having flaws
US3694658A (en) * 1970-10-22 1972-09-26 Morvue Inc Veneer inspection system
GB1488841A (en) * 1974-01-18 1977-10-12 Plessey Co Ltd Optical detection apparatus
US4402604A (en) * 1980-03-20 1983-09-06 Paul Nash Method for the on-line measurement of inclusions in pulp
FI74815C (sv) * 1986-01-20 1988-03-10 Altim Control Ky Förfarande för identifiering av en träytas ytegenskaper.
IT1204492B (it) * 1986-03-21 1989-03-01 Cremona Lorenzo Sistema per il rilevamento e l'eliminazione di difetti presenti in manufatti in lavorazione,in particolare pannelli di legno con cricche e ripieghi che devono essere stuccati
US4672006A (en) * 1986-03-28 1987-06-09 Mcgraw David W Tree processing and wood products system
FI77535C (sv) * 1987-03-09 1989-03-10 Kajaani Electronics Förfarande för mätning av massakomponenternas relativa mängder i pappe rmassa.
US4897159A (en) * 1988-03-07 1990-01-30 P. H. Glatfelter Company Apparatus for pulp contaminant removal
SE466420B (sv) 1989-11-14 1992-02-10 Svenska Traeforskningsinst Foerfarande och anordning foer detektering av bark samt bestaemning av barkningsgrad paa ved eller i flis
FI90918C (sv) * 1991-09-24 1994-04-11 Valtion Teknillinen Bestämning av bark-/trärelationen i massa i prov
SE9401707L (sv) 1994-05-18 1995-11-19 Christer Bjoerklund Spektrofotometrisk metod att mäta kvalitets och styrke parametrar hos träd, virke trävaror, flis, spån, massa och papper
FI101327B1 (sv) * 1996-09-19 1998-05-29 Valtion Teknillinen ON-line -förfarande för bestämning av trä-barkförhållandet i ett massflöde

Also Published As

Publication number Publication date
CA2346120A1 (en) 2000-05-04
FI110545B (sv) 2003-02-14
WO2000025115A1 (en) 2000-05-04
SE520903C2 (sv) 2003-09-09
CA2346120C (en) 2006-11-28
AT410849B (de) 2003-08-25
NO20012050L (no) 2001-04-26
ATA910999A (de) 2002-12-15
FI982341A (sv) 2000-04-29
SE0101445L (sv) 2001-06-11
US6493076B1 (en) 2002-12-10
AU1049700A (en) 2000-05-15
DE19983664T1 (de) 2002-03-14
NO20012050D0 (no) 2001-04-26
FI982341A0 (sv) 1998-10-28

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Legal Events

Date Code Title Description
NUG Patent has lapsed