FI824389A0 - Mikrovaogfuktighetsmaetare - Google Patents

Mikrovaogfuktighetsmaetare

Info

Publication number
FI824389A0
FI824389A0 FI824389A FI824389A FI824389A0 FI 824389 A0 FI824389 A0 FI 824389A0 FI 824389 A FI824389 A FI 824389A FI 824389 A FI824389 A FI 824389A FI 824389 A0 FI824389 A0 FI 824389A0
Authority
FI
Finland
Prior art keywords
mikrovaogfuktighetsmaetare
Prior art date
Application number
FI824389A
Other languages
English (en)
Other versions
FI76433B (fi
FI76433C (fi
FI824389L (fi
Inventor
Michael T Riggin
Original Assignee
Sentrol Systems Ltd
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 Sentrol Systems Ltd filed Critical Sentrol Systems Ltd
Publication of FI824389A0 publication Critical patent/FI824389A0/fi
Publication of FI824389L publication Critical patent/FI824389L/fi
Publication of FI76433B publication Critical patent/FI76433B/fi
Application granted granted Critical
Publication of FI76433C publication Critical patent/FI76433C/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
    • G01N22/04—Investigating moisture content

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (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 Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
FI824389A 1981-12-23 1982-12-21 Mikrovaogfuktighetsmaetare. FI76433C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/333,661 US4484133A (en) 1981-12-23 1981-12-23 Microwave moisture sensor
US33366181 1981-12-23

Publications (4)

Publication Number Publication Date
FI824389A0 true FI824389A0 (fi) 1982-12-21
FI824389L FI824389L (fi) 1983-06-24
FI76433B FI76433B (fi) 1988-06-30
FI76433C FI76433C (fi) 1988-10-10

Family

ID=23303734

Family Applications (1)

Application Number Title Priority Date Filing Date
FI824389A FI76433C (fi) 1981-12-23 1982-12-21 Mikrovaogfuktighetsmaetare.

Country Status (6)

Country Link
US (1) US4484133A (fi)
JP (1) JPS58115349A (fi)
CA (1) CA1193660A (fi)
DE (1) DE3247017A1 (fi)
FI (1) FI76433C (fi)
GB (1) GB2112148B (fi)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60135752A (ja) * 1983-12-23 1985-07-19 Yokogawa Hokushin Electric Corp マイクロ波水分計
US4642777A (en) * 1984-04-12 1987-02-10 Foseco International Limited Method and apparatus for microwave determination of liquid rate-of-rise using Doppler detection
US4600879A (en) * 1984-06-15 1986-07-15 Scully John P Water moisture measuring instrument and method
US4578998A (en) * 1985-03-08 1986-04-01 Armstrong World Industries, Inc. Microwave moisture measurement
US4789820A (en) * 1986-01-08 1988-12-06 Hercules Incorporated Apparatus and method for sensing multiple parameters of sheet material
US4812739A (en) * 1986-09-15 1989-03-14 Swanson Claude V Apparatus and method for using microwave radiation to measure water content of a fluid
US4820970A (en) * 1986-09-15 1989-04-11 Swanson Claude V Apparatus and method for using microwave radiation to measure water content of a fluid
US4767982A (en) * 1987-06-01 1988-08-30 Master Chemical Corporation Concentration detection system
DE3905658A1 (de) * 1989-02-24 1990-08-30 Hauni Werke Koerber & Co Kg Verfahren und vorrichtung zum messen der feuchte eines gutes
GB8915323D0 (en) * 1989-07-04 1989-08-23 Mini Agriculture & Fisheries Microwave fat meter
US5072188A (en) * 1989-12-07 1991-12-10 Hughes Aircraft Company Apparatus for measuring the conductivity of paint spray using an electromagnetic wave
US5109201A (en) * 1989-12-08 1992-04-28 Trerice Douglas N Method and associated apparatus for determining carbon content in fly ash
DE4106225C2 (de) * 1991-02-23 1993-12-16 Arndt Dipl Ing Goeller Sensor zur Bestimmung der Feuchte von grob- und feinkörnigen Schüttgütern oder feinkörnigen Schüttgütern mit grobkörnigen Bestandteilen im On-line-Betrieb
US5483078A (en) * 1994-04-14 1996-01-09 Cytec Technology Corp. Ink penetrometer having fiber optic cables and stationary ink paddle
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
US6043444A (en) * 1997-02-13 2000-03-28 Kraft Foods, Inc. Microwave sensor for sorting lean muscle
EP1088219A1 (de) * 1998-06-18 2001-04-04 Mahlo GmbH & Co. KG Feuchtemessung durch mikrowellenabsorption
US6227041B1 (en) 1998-09-17 2001-05-08 Cem Corporation Method and apparatus for measuring volatile content
DE19934881A1 (de) * 1999-07-24 2001-01-25 Deere & Co Einrichtung zur Messung der Feuchtigkeit von Erntegut
SE520165C2 (sv) * 2000-08-16 2003-06-03 Abb Ab Metod och anordning för mätning av fukthalt vid optimering av en torkningsprocess
US7151380B2 (en) * 2004-08-06 2006-12-19 Voith Paper Patent Gmbh Microwave water weight sensor and process
JP5164330B2 (ja) * 2006-02-15 2013-03-21 キヤノン株式会社 画像形成装置
FI125811B (fi) * 2013-05-29 2016-02-29 Valmet Automation Oy Rainan mittaus
US10852251B2 (en) * 2014-10-24 2020-12-01 Nokomis, Inc. Apparatus for chemical concentration determination using microwave spectroscopy
AT14962U1 (de) * 2014-11-13 2016-09-15 Dunakontroll Irányitástechnikai Kft Hochfrequenzmesssystem zum Messen des Feuchtigkeitsgehalts von Papier und verschiedenen faserhaltigen Materialien
US11692950B2 (en) * 2019-03-11 2023-07-04 Skaha Remote Sensing Ltd. System and method to detect ground moisture
US10996179B2 (en) * 2019-03-11 2021-05-04 Skaha Remote Sensing Ltd. System and method to detect ground moisture
IT201900011109A1 (it) * 2019-07-08 2021-01-08 Azionaria Costruzioni Acma Spa Dispositivo e metodo di ispezione di contenitori

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1114157A (en) * 1964-09-21 1968-05-15 Ass Elect Ind Improvements in or relating to the determination of moisture content
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
US3622874A (en) * 1970-01-14 1971-11-23 Int Microwave Corp System for measuring the thickness of sheet material included in an rf energy loop path
US3693079A (en) * 1970-04-14 1972-09-19 Charles W E Walker Apparatus for measuring percent moisture content of particulate material using microwaves and penetrating radiation
US3681684A (en) * 1970-08-03 1972-08-01 Beloit Corp Microwave moisture sensing system and method
US3815019A (en) * 1972-12-19 1974-06-04 Electronic Ass Of Ca Ltd Microwave low moisture measuring apparatus
DE2309278C2 (de) * 1973-02-24 1975-03-13 Frieseke & Hoepfner Gmbh, 8520 Erlangen Vorrichtung zur Messung der Konzentration von bestimmten Eigenschaften, zum Beispiel der Feuchtigkeit, bewegter Meßgutbahnen mittels Mikrowellenenergie
DE2361677C3 (de) * 1973-02-24 1975-07-17 Frieseke & Hoepfner Gmbh, 8520 Erlangen Vorrichtung zur Messung bestimmter Eigenschaften, z.B. der Feuchtigkeit, bewegter Meßgutbahnen mittels Mikrowellenenergie
US3851244A (en) * 1973-12-18 1974-11-26 Electronic Ass Of Canada Ltd Microwave moisture measuring apparatus
SU636476A1 (ru) * 1976-01-06 1978-12-05 Предприятие П/Я Р-6303 Способ контрол толщины диэлектрических изделий
SU620878A2 (ru) * 1977-03-21 1978-08-25 Ташкентский Политехнический Институт Им.А.Р.Беруни Устройство дл автоматического измерени влажности материалов
EP0009187A1 (de) * 1978-09-16 1980-04-02 Hoechst Aktiengesellschaft Verfahren und Vorrichtung zum Messen der Feuchte von flächenförmigen Proben durch Absorption von Mikrowellen
SU832430A1 (ru) * 1979-04-24 1981-05-23 Государственный Всесоюзный Научно- Исследовательский Институт Строи-Тельных Материалов И Конструкцийим. П.П.Будникова Устройство дл измерени влажностиТОлщиНы гипСОКАРТОННыХ лиСТОВ

Also Published As

Publication number Publication date
GB2112148B (en) 1986-07-16
FI76433B (fi) 1988-06-30
JPH0339580B2 (fi) 1991-06-14
GB2112148A (en) 1983-07-13
JPS58115349A (ja) 1983-07-09
DE3247017A1 (de) 1983-07-28
FI76433C (fi) 1988-10-10
FI824389L (fi) 1983-06-24
CA1193660A (en) 1985-09-17
US4484133A (en) 1984-11-20

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: SENTROL SYSTEMS LTD.