ZA777186B - Device for measuring the moisture content of sheet-like samples and material - Google Patents

Device for measuring the moisture content of sheet-like samples and material

Info

Publication number
ZA777186B
ZA777186B ZA00777186A ZA777186A ZA777186B ZA 777186 B ZA777186 B ZA 777186B ZA 00777186 A ZA00777186 A ZA 00777186A ZA 777186 A ZA777186 A ZA 777186A ZA 777186 B ZA777186 B ZA 777186B
Authority
ZA
South Africa
Prior art keywords
samples
measuring
sheet
moisture content
moisture
Prior art date
Application number
ZA00777186A
Other languages
English (en)
Inventor
S Glander
F Lappe
Original Assignee
Hoechst Ag
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 DE19767638683 external-priority patent/DE7638683U/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of ZA777186B publication Critical patent/ZA777186B/xx

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)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electromagnetism (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
ZA00777186A 1976-12-10 1977-12-02 Device for measuring the moisture content of sheet-like samples and material ZA777186B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19767638683 DE7638683U (de) 1976-12-10 Vorrichtung zum Messen des Feuchtigkeitsgehaltes von flächenförmigen Proben

Publications (1)

Publication Number Publication Date
ZA777186B true ZA777186B (en) 1978-10-25

Family

ID=6672078

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00777186A ZA777186B (en) 1976-12-10 1977-12-02 Device for measuring the moisture content of sheet-like samples and material

Country Status (10)

Country Link
US (1) US4368421A (de)
JP (1) JPS5373197A (de)
CA (1) CA1113154A (de)
CH (1) CH622349A5 (de)
DK (1) DK549877A (de)
FR (1) FR2373792A1 (de)
GB (1) GB1593173A (de)
IT (1) IT1088417B (de)
SE (1) SE7714023L (de)
ZA (1) ZA777186B (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0009187A1 (de) * 1978-09-16 1980-04-02 Hoechst Aktiengesellschaft Verfahren und Vorrichtung zum Messen der Feuchte von flächenförmigen Proben durch Absorption von Mikrowellen
US4319185A (en) * 1979-12-05 1982-03-09 Sentrol Systems Ltd. Delay line microwave moisture measuring apparatus
FR2529340A1 (fr) * 1982-06-25 1983-12-30 Martin Sa Procede et dispositif de mesure de la quantite de colle deposee lors de la fabrication du carton ondule
LU84308A1 (fr) * 1982-07-29 1984-03-22 Bekaert Sa Nv Systeme pour l'identification d'articles en feuilles par micro-ondes
LU84307A1 (fr) * 1982-07-29 1984-03-22 Bekaert Sa Nv Systeme pour l'identification d'articles en feuilles par micro-ondes
DE3316172A1 (de) * 1983-05-04 1984-11-08 Mahlo GmbH & Co KG, 8424 Saal Verfahren und vorrichtung zur kontrolle der farbaufnahmefaehigkeit von textilien
US4581574A (en) * 1984-02-21 1986-04-08 The Boeing Company Method of testing dielectric materials
US4789820A (en) * 1986-01-08 1988-12-06 Hercules Incorporated Apparatus and method for sensing multiple parameters of sheet material
JPH0663986B2 (ja) * 1986-01-21 1994-08-22 株式会社ダイポール 平面状材料の物性量測定装置
US4962384A (en) * 1986-03-06 1990-10-09 Walker Charles W E Microwave antenna apparatus
US4975578A (en) * 1989-04-17 1990-12-04 The Research Foundation Of State University Of Ny Method and apparatus for determining distribution of mass density
WO1993006468A1 (en) * 1991-09-20 1993-04-01 Dipole Electronics Co. Ltd. Equipment for measuring physical quantity
CN100395541C (zh) * 2005-06-10 2008-06-18 东华大学 一种浆纱回潮率检测系统
FR2901023B1 (fr) * 2006-05-10 2008-07-04 Saint Gobain Isover Sa Methode de detection des defauts localises presents dans un matelas de fibres minerales
CN102706902B (zh) * 2012-05-31 2016-02-03 福建凤竹纺织科技股份有限公司 一种织物水分在线检测装置和方法
WO2016126999A1 (en) * 2015-02-04 2016-08-11 Massachusetts Institute Of Technology Rf attenuation measurement system and method
US10591423B1 (en) * 2017-03-22 2020-03-17 Northrop Grumman Systems Corporation Inline fabric conductivity measurement
US10914688B2 (en) 2018-02-28 2021-02-09 Saudi Arabian Oil Company Detecting saturation levels of a sample core using electromagnetic waves
CN109612526B (zh) * 2018-12-12 2021-04-23 广东省智能制造研究所 一种手术衣生产设备的状态检测与故障诊断系统

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3155898A (en) * 1960-07-11 1964-11-03 Industrial Nucleonics Corp Method and apparatus for measuring multiple properties of material by applying electric fields at multiple frequencies and combining detection signals
US3060421A (en) * 1960-09-22 1962-10-23 Allis Chalmers Mfg Co Microwave gauge
US3501692A (en) * 1966-08-17 1970-03-17 Hammtronics Systems Inc Apparatus for determining the moisture content of solids and liquids
US3551806A (en) * 1967-04-03 1970-12-29 Shinichi Sasaki Microwave apparatus for determining moisture content of hygroscopic webs,especially during manufacture
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
US3599088A (en) * 1967-10-31 1971-08-10 Beloit Corp Microwave moisture sensing system including means to continuously change the transmission path of the microwave energy
US3498112A (en) * 1968-04-30 1970-03-03 Us Navy Microwave system for determining water content in fuel oil
US3599089A (en) * 1969-07-24 1971-08-10 Dimitri S Bugnolo Gradient sounder
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
US3810005A (en) * 1973-03-26 1974-05-07 Ind Dev Design Flaw detection system using microwaves

Also Published As

Publication number Publication date
FR2373792A1 (fr) 1978-07-07
GB1593173A (en) 1981-07-15
JPS5373197A (en) 1978-06-29
SE7714023L (sv) 1978-06-11
IT1088417B (it) 1985-06-10
CH622349A5 (de) 1981-03-31
DK549877A (da) 1978-06-11
CA1113154A (en) 1981-11-24
FR2373792B1 (de) 1982-12-10
US4368421A (en) 1983-01-11

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