DK470885A - Fremgangsmaade og apparat til maaling af fugtighedsindholdet eller andelen af toersubstans i et materiale - Google Patents

Fremgangsmaade og apparat til maaling af fugtighedsindholdet eller andelen af toersubstans i et materiale Download PDF

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Publication number
DK470885A
DK470885A DK470885A DK470885A DK470885A DK 470885 A DK470885 A DK 470885A DK 470885 A DK470885 A DK 470885A DK 470885 A DK470885 A DK 470885A DK 470885 A DK470885 A DK 470885A
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DK
Denmark
Prior art keywords
share
measuring
moisture content
dry substance
substance
Prior art date
Application number
DK470885A
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English (en)
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DK470885D0 (da
Inventor
Pekka Jakkula
Original Assignee
Kemira Oy
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 Kemira Oy filed Critical Kemira Oy
Publication of DK470885D0 publication Critical patent/DK470885D0/da
Publication of DK470885A publication Critical patent/DK470885A/da

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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
    • G01N22/04—Investigating moisture content

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  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Drying Of Solid Materials (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
DK470885A 1984-10-16 1985-10-15 Fremgangsmaade og apparat til maaling af fugtighedsindholdet eller andelen af toersubstans i et materiale DK470885A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI844061A FI844061L (fi) 1984-10-16 1984-10-16 Foerfarande och anordning foer maetning av fukthalten eller torrsubstanshalten av aemnen.

Publications (2)

Publication Number Publication Date
DK470885D0 DK470885D0 (da) 1985-10-15
DK470885A true DK470885A (da) 1986-04-17

Family

ID=8519751

Family Applications (1)

Application Number Title Priority Date Filing Date
DK470885A DK470885A (da) 1984-10-16 1985-10-15 Fremgangsmaade og apparat til maaling af fugtighedsindholdet eller andelen af toersubstans i et materiale

Country Status (8)

Country Link
US (1) US4755743A (da)
JP (1) JPS6197556A (da)
CH (1) CH670514A5 (da)
DE (1) DE3536365A1 (da)
DK (1) DK470885A (da)
FI (1) FI844061L (da)
GB (1) GB2166873B (da)
SE (1) SE464940B (da)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4866371A (en) * 1986-09-15 1989-09-12 Chevron Research Company Sample accommodator and method for the measurement of dielectric properties
US4996490A (en) * 1986-11-18 1991-02-26 Atlantic Richfield Company Microwave apparatus and method for measuring fluid mixtures
US4991915A (en) * 1988-08-04 1991-02-12 Imperial Chemical Industries PLC Manchester Polytechnic Microwave moisture sensing arrangement
GB9121678D0 (en) * 1991-10-12 1991-11-27 Unaform Ltd Microwave drainage meter
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
US5455516A (en) * 1992-04-21 1995-10-03 Thermedics Inc. Meter and method for in situ measurement of the electromagnetic properties of various process materials using cutoff frequency characterization and analysis
US5473256A (en) * 1994-09-07 1995-12-05 Texaco Inc. Combination microwave waveguide and pressure barrier
US5701083A (en) * 1995-03-21 1997-12-23 Allen-Bradley Company, Inc. Apparatus for measuring consistency and flow rate of a slurry
WO1997027359A1 (en) * 1996-01-25 1997-07-31 Pom Technology Oy Ab Apparatus and process for feeding stock to a papermachine
DE29711571U1 (de) * 1997-07-02 1998-11-05 Tews Elektronik Feuchte- und Dichtesensor
DE29716639U1 (de) * 1997-09-16 1999-01-21 Tews Elektronik Mikrowellen-Streufeldsensor zur Feuchte- und/oder Dichtemessung
CN1314992A (zh) * 1998-07-03 2001-09-26 奈勒斯菲尔德控制有限公司 流体测量的方法和装置
DE10102578C2 (de) * 2001-01-20 2003-01-09 Univ Braunschweig Tech Resonanter Mikrowellensensor
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
WO2005068987A1 (en) * 2004-01-16 2005-07-28 Idelab As Sensor for measuring electromagnetic properties
DE102013204586A1 (de) * 2013-03-15 2014-09-18 Siemens Aktiengesellschaft Sensor und Verfahren zur Ermittlung einer dielektrischen Eigenschaft eines Mediums
NO20140689A1 (no) * 2014-06-03 2015-12-04 Roxar Flow Measurement As Cutoff regulator
DE102016125809A1 (de) * 2016-12-28 2018-06-28 Endress+Hauser Flowtec Ag Messanordnung zur Analyse von Eigenschaften eines strömenden Mediums mittels Mikrowellen
NL2028468B1 (en) 2021-06-16 2022-12-21 Ihc Holland Ie Bv System for measuring of a concentration parameter of a flow of a solid/liquid mixture
DE102022129178A1 (de) 2022-11-04 2024-05-08 Endress+Hauser Flowtec Ag Messanordnung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL175381B (nl) * 1952-03-01 Lind Gertrud Agnes Matilda Strekbank voor het behandelen van pijn, vermoeidheid, en dergelijke in de rug van een patient.
US3079551A (en) * 1958-01-23 1963-02-26 Beloit Iron Works Apparatus and method for measurement of moisture content
DE1231926B (de) * 1958-01-23 1967-01-05 Beloit Iron Works Vorrichtung zum Feststellen von Material-eigenschaften an bewegten, festen Materialien
GB1078504A (en) * 1965-06-25 1967-08-09 Microwave Instr Ltd Apparatus for and a method of moisture measurement in highly viscous pastes and similar materials
US3818333A (en) * 1972-08-09 1974-06-18 C Walker Microwave window and antenna apparatus for moisture measurement of fluidized material
US3815019A (en) * 1972-12-19 1974-06-04 Electronic Ass Of Ca Ltd Microwave low moisture measuring apparatus
DE2714094C3 (de) * 1977-03-30 1980-04-17 Bayer Ag, 5090 Leverkusen Vorrichtung zur Bestimmung des Wassergehaltes von isotropen Materialien mit Hilfe der Mikrowellenabsorption
DE2715947A1 (de) * 1977-04-09 1978-10-19 Bayer Ag Vorrichtung zur bestimmung des wassergehaltes von isotropen materialien mit hilfe der mikrowellenabsorption
US4131845A (en) * 1977-10-03 1978-12-26 Kay-Ray, Inc. Microwave moisture sensor chute
DE2744883C3 (de) * 1977-10-05 1981-05-27 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Anordnung zur Erzeugung und Ausstrahlung von Mikrowellen
JPS54119296A (en) * 1978-03-09 1979-09-17 Shinwa Kontorooruzu Kk Device for measuring water content by microwave
DE2928487A1 (de) * 1979-07-14 1981-02-05 Philips Patentverwaltung Verfahren zur messung der relativen feuchte eines messgutes mit hilfe von mikrowellen im ghz-bereich
JPS5869969A (ja) * 1981-10-22 1983-04-26 トヨタ自動車株式会社 キ−レス制御装置
DE3412704A1 (de) * 1983-04-06 1984-10-11 Nippondenso Co., Ltd., Kariya, Aichi Vorrichtung zum messen des alkoholgehaltes in kraftstoffgemischen
US4600879A (en) * 1984-06-15 1986-07-15 Scully John P Water moisture measuring instrument and method

Also Published As

Publication number Publication date
GB2166873A (en) 1986-05-14
DE3536365C2 (da) 1993-06-03
GB2166873B (en) 1988-10-05
SE8504730D0 (sv) 1985-10-11
JPS6197556A (ja) 1986-05-16
FI844061A0 (fi) 1984-10-16
CH670514A5 (da) 1989-06-15
FI844061L (fi) 1986-04-17
DK470885D0 (da) 1985-10-15
SE464940B (sv) 1991-07-01
GB8525333D0 (en) 1985-11-20
DE3536365A1 (de) 1986-04-30
SE8504730L (sv) 1986-04-17
US4755743A (en) 1988-07-05

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