FI870047A0 - Anordning och foerfarande foer avkaenning av ett flertal parametrar ur ett arkmaterial. - Google Patents

Anordning och foerfarande foer avkaenning av ett flertal parametrar ur ett arkmaterial.

Info

Publication number
FI870047A0
FI870047A0 FI870047A FI870047A FI870047A0 FI 870047 A0 FI870047 A0 FI 870047A0 FI 870047 A FI870047 A FI 870047A FI 870047 A FI870047 A FI 870047A FI 870047 A0 FI870047 A0 FI 870047A0
Authority
FI
Finland
Prior art keywords
ett
parametrar
avkaenning
arkmaterial
flertal
Prior art date
Application number
FI870047A
Other languages
English (en)
Other versions
FI870047A (fi
Inventor
Jr George B Parrent
Glenn W Zeiders
James P Reilly
Antonio Khazen
Original Assignee
Hercules Inc
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 Hercules Inc filed Critical Hercules Inc
Publication of FI870047A0 publication Critical patent/FI870047A0/fi
Publication of FI870047A publication Critical patent/FI870047A/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • G01N22/04—Investigating moisture content
    • 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
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths

Landscapes

  • Physics & Mathematics (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)
  • Electromagnetism (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FI870047A 1986-01-08 1987-01-07 Anordning och foerfarande foer avkaenning av ett flertal parametrar ur ett arkmaterial. FI870047A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US81727386A 1986-01-08 1986-01-08
US06/884,642 US4789820A (en) 1986-01-08 1986-07-11 Apparatus and method for sensing multiple parameters of sheet material

Publications (2)

Publication Number Publication Date
FI870047A0 true FI870047A0 (fi) 1987-01-07
FI870047A FI870047A (fi) 1987-07-09

Family

ID=27124154

Family Applications (1)

Application Number Title Priority Date Filing Date
FI870047A FI870047A (fi) 1986-01-08 1987-01-07 Anordning och foerfarande foer avkaenning av ett flertal parametrar ur ett arkmaterial.

Country Status (7)

Country Link
US (1) US4789820A (fi)
EP (1) EP0240610B1 (fi)
AU (1) AU589729B2 (fi)
BR (1) BR8700054A (fi)
CA (1) CA1264353A (fi)
DE (1) DE3688886T2 (fi)
FI (1) FI870047A (fi)

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DE3940710A1 (de) * 1989-12-09 1991-06-13 Tzn Forschung & Entwicklung Vorrichtung zur ermittlung der mittleren wasserfilmdicke auf strassenoberflaechen
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US5331284A (en) * 1992-04-21 1994-07-19 Baker Hughes Incorporated Meter and method for in situ measurement of the electromagnetic properties of various process materials using cutoff frequency characterization and analysis
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US5483078A (en) * 1994-04-14 1996-01-09 Cytec Technology Corp. Ink penetrometer having fiber optic cables and stationary ink paddle
US5933014A (en) * 1994-11-23 1999-08-03 Fraunhofer Gesellschaft Zur Foerderung Process for detecting totally or partially hidden non-homogeneities by means of microwave radiation
DE19503763C2 (de) * 1995-02-04 1996-11-28 Honeywell Ag Vorrichtung zur Farbmessung
US5625293A (en) * 1995-05-01 1997-04-29 Marrelli; John D. Determination of the watercut of a multiphase flow directly from measured microwave frequency dielectric properties
US5845529A (en) * 1995-07-18 1998-12-08 Malcam Ltd. Device and method for determining the moisture content of material
US6025724A (en) * 1997-11-20 2000-02-15 Malcam Ltd. Device and method for determining the moisture content of packaged material
SE507524C2 (sv) * 1996-10-15 1998-06-15 Stora Kopparbergs Bergslags Ab Sätt och mätmaskin för analysering av pappersbana
US6111415A (en) * 1998-01-09 2000-08-29 Malcam Ltd. Device and method for determining the moisture content of a bulk material
US6053040A (en) * 1998-08-03 2000-04-25 Callender; Anne System for the detection and control of paper machine profiles
US6476604B1 (en) * 1999-04-12 2002-11-05 Chartered Semiconductor Manufacturing Ltd. Method and apparatus for identifying high metal content on a semiconductor surface
CN1196595C (zh) * 1999-08-31 2005-04-13 佳能精技股份有限公司 媒介检测方法和装置以及打印机
US6463794B1 (en) * 2000-04-10 2002-10-15 Malcam Ltd. Method and device for non-invasively determining moisture content and uniformity of solid plant matter during on-line drying or cooling forced-air treatment
SE520165C2 (sv) * 2000-08-16 2003-06-03 Abb Ab Metod och anordning för mätning av fukthalt vid optimering av en torkningsprocess
US6813941B2 (en) 2001-12-20 2004-11-09 Kimberly-Clark Worldwide, Inc. Method to measure tension in a moving web and to control properties of the web
US7836910B2 (en) 2004-12-29 2010-11-23 Rain Bird Corporation Soil moisture sensor and controller
GB2423574A (en) * 2005-02-25 2006-08-30 Macon Man And Design Ltd Optical tape sensor
US20060208194A1 (en) * 2005-03-18 2006-09-21 Voith Paper Patent Gmbh Microwave mass measuring device and process
US7968860B2 (en) * 2007-07-26 2011-06-28 Honeywell International Inc System and method for measurement of degree of moisture stratification in a paper or board
US20130220158A1 (en) * 2010-10-28 2013-08-29 Imego Aktiebolag System and a method for detecting material parameters
DE102010063232A1 (de) * 2010-12-16 2012-06-21 Voith Patent Gmbh Vorrichtung und Verfahren zur Flächengewichtsbestimmung
FI125811B (fi) * 2013-05-29 2016-02-29 Valmet Automation Oy Rainan mittaus
US10520302B2 (en) * 2015-10-02 2019-12-31 Honeywell International Inc. Monitoring thickness uniformity
US10605746B2 (en) * 2017-12-18 2020-03-31 United Arab Emirates University Plant water sensor
FI128134B (fi) * 2018-05-30 2019-10-31 Valmet Automation Oy Menetelmä ja laite mitata liikkuvan rainan ominaisuuksia

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US3644826A (en) * 1967-04-03 1972-02-22 Industrial Nucleonics Corp Moisture-measuring system using microwave and nucleonic measurements
US3534260A (en) * 1967-04-26 1970-10-13 Charles W E Walker Method and apparatus for measuring moisture content in sheet materials using a frequency modulation free microwave energy beam
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US3586601A (en) * 1968-12-23 1971-06-22 Beloit Corp Basis weight control system for a paper making machine
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US3789296A (en) * 1972-06-12 1974-01-29 P Caruso Moisture monitor system
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US4297874A (en) * 1979-10-26 1981-11-03 Shinichi Sasaki Apparatus for measuring a percentage of moisture and weighing of a sheet-like object
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DE3043849A1 (de) * 1980-11-21 1982-07-08 Koninklijke Textielfabrieken Nijverdal-Ten Gate N.V., Almelo Verfahren zum beschauen einer reflektierenden und/oder transparenten, sich bewegenden bahn und beschaumaschine zur durchfuehrung des verfahrens
US4399403A (en) * 1981-09-22 1983-08-16 Strandberg Engineering Laboratories, Inc. Microwave moisture measuring, indicating and control apparatus
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JPS60135752A (ja) * 1983-12-23 1985-07-19 Yokogawa Hokushin Electric Corp マイクロ波水分計
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Also Published As

Publication number Publication date
CA1264353A (en) 1990-01-09
DE3688886D1 (de) 1993-09-16
DE3688886T2 (de) 1993-11-25
AU589729B2 (en) 1989-10-19
BR8700054A (pt) 1987-12-01
EP0240610A3 (en) 1989-12-20
US4789820A (en) 1988-12-06
EP0240610B1 (en) 1993-08-11
EP0240610A2 (en) 1987-10-14
FI870047A (fi) 1987-07-09
AU6703386A (en) 1987-07-09

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Legal Events

Date Code Title Description
FD Application lapsed
BB Publication of examined application
FD Application lapsed

Owner name: HERCULES INCORPORATED