FI942722A0 - Tunnistin ja menetelmä valittujen komponenttien materiaalin mittaamiseksi - Google Patents

Tunnistin ja menetelmä valittujen komponenttien materiaalin mittaamiseksi

Info

Publication number
FI942722A0
FI942722A0 FI942722A FI942722A FI942722A0 FI 942722 A0 FI942722 A0 FI 942722A0 FI 942722 A FI942722 A FI 942722A FI 942722 A FI942722 A FI 942722A FI 942722 A0 FI942722 A0 FI 942722A0
Authority
FI
Finland
Prior art keywords
identifier
selected components
measuring material
measuring
components
Prior art date
Application number
FI942722A
Other languages
English (en)
Swedish (sv)
Other versions
FI942722A (fi
FI116319B (fi
Inventor
Lee Macarthur Chase
Leonard M Anderson
Michael Kent Norton
David A Bossen
Original Assignee
Measurex Corp
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
Priority claimed from US07/804,771 external-priority patent/US5235192A/en
Priority claimed from US07/803,967 external-priority patent/US5276327A/en
Application filed by Measurex Corp filed Critical Measurex Corp
Publication of FI942722A0 publication Critical patent/FI942722A0/fi
Publication of FI942722A publication Critical patent/FI942722A/fi
Application granted granted Critical
Publication of FI116319B publication Critical patent/FI116319B/fi

Links

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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/86—Investigating moving sheets
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F7/00—Other details of machines for making continuous webs of paper
    • D21F7/003—Indicating or regulating the moisture content of the layer
    • 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
    • G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
    • G01N21/3559—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content in sheets, e.g. in paper
    • 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
    • G01N21/86—Investigating moving sheets
    • G01N2021/8663—Paper, e.g. gloss, moisture content

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FI942722A 1991-12-09 1994-06-09 Ilmaisin ja menetelmä valittujen materiaalikomponenttien mittaamiseksi FI116319B (fi)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US80396791 1991-12-09
US07/804,771 US5235192A (en) 1991-12-09 1991-12-09 Sensor and method for measurment of select components of a material based on detection of radiation after interaction with the material
US80477191 1991-12-09
US07/803,967 US5276327A (en) 1991-12-09 1991-12-09 Sensor and method for mesaurement of select components of a material
US9210595 1992-12-08
PCT/US1992/010595 WO1993012417A1 (en) 1991-12-09 1992-12-08 Sensor and method for measurement of select components of a material

Publications (3)

Publication Number Publication Date
FI942722A0 true FI942722A0 (fi) 1994-06-09
FI942722A FI942722A (fi) 1994-08-08
FI116319B FI116319B (fi) 2005-10-31

Family

ID=27122652

Family Applications (1)

Application Number Title Priority Date Filing Date
FI942722A FI116319B (fi) 1991-12-09 1994-06-09 Ilmaisin ja menetelmä valittujen materiaalikomponenttien mittaamiseksi

Country Status (6)

Country Link
EP (2) EP0859083B1 (fi)
JP (1) JP3383666B2 (fi)
CA (1) CA2125578C (fi)
DE (2) DE69233073T2 (fi)
FI (1) FI116319B (fi)
WO (1) WO1993012417A1 (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7088456B2 (en) * 2004-04-24 2006-08-08 Honeywell International Inc. Thin film thickness measurement using multichannel infrared sensor
JP5238371B2 (ja) * 2008-06-20 2013-07-17 大日本スクリーン製造株式会社 基板処理装置
GB2533589A (en) * 2014-12-22 2016-06-29 Ndc Infrared Eng Ltd Measurement of porous film

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3793524A (en) * 1972-09-05 1974-02-19 Measurex Corp Apparatus for measuring a characteristic of sheet materials
US3827808A (en) * 1973-05-09 1974-08-06 Industrial Nucleonics Corp Method and apparatus for measuring the opacity of sheet material in which the transmittance signal is compensated for the reflectivity of the material
US4306151A (en) * 1978-02-03 1981-12-15 Measurex Corporation Method of measuring the amount of substance associated with a material in the presence of a contaminant
JPS60620B2 (ja) * 1979-05-21 1985-01-09 横河電機株式会社 紙の水分量を測定する方法および装置
US4319847A (en) * 1979-12-05 1982-03-16 Measurex Corporation Apparatus to measure select properties of a moving sheet with improved standardization means
GB8528448D0 (en) * 1985-11-19 1985-12-24 Infrared Eng Ltd Absorption gauge
US4928013A (en) * 1987-02-17 1990-05-22 Measurex Corporation Temperature insensitive moisture sensor

Also Published As

Publication number Publication date
DE69233073T2 (de) 2004-03-18
FI942722A (fi) 1994-08-08
EP0616690B1 (en) 2002-07-24
WO1993012417A1 (en) 1993-06-24
JPH07501890A (ja) 1995-02-23
EP0859083A3 (en) 1998-09-02
JP3383666B2 (ja) 2003-03-04
FI116319B (fi) 2005-10-31
EP0859083A2 (en) 1998-08-19
EP0616690A4 (en) 1994-10-19
DE69232697D1 (de) 2002-08-29
DE69233073D1 (de) 2003-06-26
DE69232697T2 (de) 2003-02-06
CA2125578A1 (en) 1993-06-10
EP0859083B1 (en) 2003-05-21
EP0616690A1 (en) 1994-09-28
CA2125578C (en) 2004-06-29

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