CA2319315C - Method and device for identification of a type of material in an object and utilization therefor - Google Patents

Method and device for identification of a type of material in an object and utilization therefor Download PDF

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Publication number
CA2319315C
CA2319315C CA2319315A CA2319315A CA2319315C CA 2319315 C CA2319315 C CA 2319315C CA 2319315 A CA2319315 A CA 2319315A CA 2319315 A CA2319315 A CA 2319315A CA 2319315 C CA2319315 C CA 2319315C
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CA
Canada
Prior art keywords
filters
measured values
rays
sequence
article
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA2319315A
Other languages
English (en)
French (fr)
Other versions
CA2319315A1 (en
Inventor
Andreas Nordbryhn
Alain Ferber
Hakon Sagberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tomra Systems ASA
Original Assignee
Tomra Systems ASA
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 Tomra Systems ASA filed Critical Tomra Systems ASA
Publication of CA2319315A1 publication Critical patent/CA2319315A1/en
Application granted granted Critical
Publication of CA2319315C publication Critical patent/CA2319315C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/3416—Sorting according to other particular properties according to radiation transmissivity, e.g. for light, x-rays, particle radiation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/129—Using chemometrical methods
    • G01N2201/1293—Using chemometrical methods resolving multicomponent spectra

Landscapes

  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Toxicology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Sorting Of Articles (AREA)
CA2319315A 1998-02-09 1999-02-08 Method and device for identification of a type of material in an object and utilization therefor Expired - Lifetime CA2319315C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NO19980545A NO317826B1 (no) 1998-02-09 1998-02-09 Fremgangsmate og anordning for gjenkjenning av en materialtype i et objekt, samt anvendelse derav
NO19980545 1998-02-09
PCT/NO1999/000039 WO1999040414A1 (en) 1998-02-09 1999-02-08 Method and device for identification of a type of material in an object and utilization therefor

Publications (2)

Publication Number Publication Date
CA2319315A1 CA2319315A1 (en) 1999-08-12
CA2319315C true CA2319315C (en) 2012-01-17

Family

ID=19901653

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2319315A Expired - Lifetime CA2319315C (en) 1998-02-09 1999-02-08 Method and device for identification of a type of material in an object and utilization therefor

Country Status (10)

Country Link
EP (1) EP1055115B1 (enExample)
JP (1) JP4291951B2 (enExample)
AT (1) ATE385567T1 (enExample)
AU (1) AU2862799A (enExample)
BR (1) BR9907706A (enExample)
CA (1) CA2319315C (enExample)
DE (1) DE69938099T2 (enExample)
ES (1) ES2303373T3 (enExample)
NO (1) NO317826B1 (enExample)
WO (1) WO1999040414A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007030384B4 (de) * 2007-06-29 2009-02-05 Dade Behring Marburg Gmbh Verfahren zur Identifizierung eines transparenten Objekts anhand seines Absorptionsspektrums
DE102010007365B4 (de) 2010-02-10 2012-03-22 Envipco Holding N.V. Vorrichtung zum Erfassen und Detektieren von Objekten
CA3132253A1 (en) * 2019-03-05 2020-09-10 Sacmi Cooperativa Meccanici Imola Societa' Cooperativa Apparatus and method for inspecting an object
IT201900006738A1 (it) * 2019-05-10 2020-11-10 Inpeco Holding Ltd Dispositivo e procedimento per screening di un campione biologico
IT202000011950A1 (it) * 2020-05-21 2021-11-21 Sacmi Metodo e dispositivo per ispezionare un oggetto
EP3912737B1 (en) 2020-05-22 2023-12-27 Inndeo Proyectos Industriales, S.L. System and method for sorting packaged products

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4340795A1 (de) * 1993-08-24 1995-03-02 Hartmut Dr Rer Nat Lucht Verfahren und Anordnung zur Messung und Trennung von Körpern in Bezug auf ihre Materialzusammensetzung
DE19543134A1 (de) * 1995-11-18 1997-05-22 Dietrich Dr Wienke Verfahren und Vorrichtung zur getrennten Erfassung von Wertstoffen - insbesondere von Kunststoffverpackungen - in Form dezentral aufstellbarer sensorbetriebener intelligenter Container
DE19601923C1 (de) * 1996-01-12 1997-07-24 Inst Chemo Biosensorik Verfahren und Vorrichtung zum Erkennen organischer Substanzen
US6433338B1 (en) * 1998-02-09 2002-08-13 Tomra Systems Asa Method and device for identification of a type of material in an object and utilization therefor

Also Published As

Publication number Publication date
JP4291951B2 (ja) 2009-07-08
NO980545D0 (no) 1998-02-09
NO317826B1 (no) 2004-12-13
WO1999040414A1 (en) 1999-08-12
BR9907706A (pt) 2001-09-04
JP2002502966A (ja) 2002-01-29
EP1055115B1 (en) 2008-02-06
ATE385567T1 (de) 2008-02-15
AU2862799A (en) 1999-08-23
EP1055115A1 (en) 2000-11-29
NO980545L (no) 1999-08-10
CA2319315A1 (en) 1999-08-12
DE69938099D1 (de) 2008-03-20
DE69938099T2 (de) 2009-01-29
ES2303373T3 (es) 2008-08-01

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Effective date: 20190208