DE69422213T2 - Mikrowellendensitometer - Google Patents

Mikrowellendensitometer

Info

Publication number
DE69422213T2
DE69422213T2 DE69422213T DE69422213T DE69422213T2 DE 69422213 T2 DE69422213 T2 DE 69422213T2 DE 69422213 T DE69422213 T DE 69422213T DE 69422213 T DE69422213 T DE 69422213T DE 69422213 T2 DE69422213 T2 DE 69422213T2
Authority
DE
Germany
Prior art keywords
microwave
ghz
phase
fluid
section
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69422213T
Other languages
German (de)
English (en)
Other versions
DE69422213D1 (de
Inventor
Ikuo Arai
Takatsugu Ogata
Tsutomu Suzuki
Seiji Yamaguchi
Takeshi Yamaura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Tokyo Metropolitan Government
Original Assignee
Toshiba Corp
Tokyo Metropolitan Government
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 Toshiba Corp, Tokyo Metropolitan Government filed Critical Toshiba Corp
Publication of DE69422213D1 publication Critical patent/DE69422213D1/de
Application granted granted Critical
Publication of DE69422213T2 publication Critical patent/DE69422213T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • General Health & Medical Sciences (AREA)
  • Electromagnetism (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE69422213T 1993-03-30 1994-03-30 Mikrowellendensitometer Expired - Fee Related DE69422213T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP05071664A JP3139874B2 (ja) 1993-03-30 1993-03-30 濃度計

Publications (2)

Publication Number Publication Date
DE69422213D1 DE69422213D1 (de) 2000-01-27
DE69422213T2 true DE69422213T2 (de) 2000-08-24

Family

ID=13467101

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422213T Expired - Fee Related DE69422213T2 (de) 1993-03-30 1994-03-30 Mikrowellendensitometer

Country Status (7)

Country Link
US (1) US5502393A (enExample)
EP (1) EP0619485B1 (enExample)
JP (1) JP3139874B2 (enExample)
KR (1) KR0160159B1 (enExample)
CN (1) CN1049494C (enExample)
DE (1) DE69422213T2 (enExample)
TW (1) TW283203B (enExample)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3160428B2 (ja) * 1993-07-12 2001-04-25 株式会社東芝 濃度計
US5576627A (en) * 1994-09-06 1996-11-19 The Regents Of The University Of California Narrow field electromagnetic sensor system and method
JP3160474B2 (ja) * 1994-09-12 2001-04-25 株式会社東芝 マイクロ波濃度計
KR0137576B1 (ko) * 1994-12-07 1998-06-15 양승택 가변 임피던스 전자파 발생장치
DE19504544A1 (de) * 1995-02-11 1996-08-14 Reich Ernst Verfahren zum Ermitteln der Beladung eines Gasstroms mit Feststoffanteilen
US5741979A (en) * 1995-11-09 1998-04-21 The United States Of America As Represented By The Administrator Of National Aeronautics And Space Adminstrator Particle velocity measuring system
DE19705260B4 (de) * 1996-02-20 2008-12-24 Hauni Maschinenbau Ag Anordnung zum Erfassen mindestens einer dielektrischen Eigenschaft eines Stoffes
FI103920B (fi) * 1997-05-21 1999-10-15 Neles Field Controls Oy Menetelmä kaasupitoisuuden mittaamiseksi ja kaasupitoisuusmittari
SE509970C2 (sv) * 1997-06-18 1999-03-29 Anders Karlstroem Förfarande för mätning av koncentrationen av cellulosamaterial i en vattensuspension vid malning av träflis samt anordning för utövande av förfarandet
FI105363B (fi) * 1997-07-04 2000-07-31 Neles Field Controls Oy Menetelmä virtauksen mittaamiseksi ja virtausmittari
JPH1183758A (ja) * 1997-09-09 1999-03-26 Toshiba Joho Seigyo Syst Kk 濃度計
JP3413073B2 (ja) * 1997-09-11 2003-06-03 東芝Ｉｔコントロールシステム株式会社 マイクロ波式濃度測定装置
JP3876064B2 (ja) * 1997-12-25 2007-01-31 三菱重工業株式会社 分散状態測定装置
US6064903A (en) * 1997-12-29 2000-05-16 Spectra Research, Inc. Electromagnetic detection of an embedded dielectric region within an ambient dielectric region
DE19823695A1 (de) 1998-05-27 1999-12-02 Voith Sulzer Papiertech Patent Verfahren und Meßgerät zur quantitativen Erfassung von Inhaltsstoffen
JP2002519686A (ja) * 1998-07-03 2002-07-02 ネレス・フィールド・コントロールズ・オイ 液体物質測定方法および装置
FI104447B (fi) * 1998-07-10 2000-01-31 Valmet Automation Inc Menetelmä ja mittalaite nestemäisen aineen kaasupitoisuuden mittaamiseksi
JP2000111499A (ja) * 1998-10-02 2000-04-21 Toshiba Fa Syst Eng Corp マイクロ波濃度測定装置
AU770854B2 (en) * 1999-09-17 2004-03-04 Food Radar System In Sweden Ab Apparatus and method for detection of foreign bodies in products
AUPR611101A0 (en) * 2001-07-04 2001-07-26 Commonwealth Scientific And Industrial Research Organisation Apparatus and analysis method for determination of moisture in materials
AU2008201375B2 (en) * 2001-07-04 2009-09-03 Thermo Gamma-Metrics Pty Ltd Apparatus and analysis method for determination of moisture in materials
US20040194541A1 (en) * 2002-06-10 2004-10-07 The Procter & Gamble Company High-Q LC circuit moisture sensor
US6854322B2 (en) * 2002-06-10 2005-02-15 The Procter & Gamble Company Directional coupler sensor
CA2562001C (en) 2004-04-26 2013-04-16 The Procter & Gamble Company Methods of assessing characteristics of fibrous substrates and treating fibrous substrates
US7520667B2 (en) * 2006-05-11 2009-04-21 John Bean Technologies Ab Method and system for determining process parameters
AU2007269726B2 (en) 2006-06-30 2011-10-20 The Procter & Gamble Company Device for measuring moisture in overlays (like hair) of a microstrip directional coupler
JP5481154B2 (ja) * 2009-10-19 2014-04-23 株式会社東芝 電磁気応用濃度計
FI126030B (en) * 2014-11-10 2016-05-31 Senfit Oy An apparatus and method for measuring the fluid and an arrangement and method for controlling the solids content of the fluid
KR20160101221A (ko) * 2015-02-13 2016-08-25 삼성디스플레이 주식회사 유체 갈라짐 감지 장치
JP6889346B1 (ja) * 2019-08-20 2021-06-18 日本たばこ産業株式会社 円筒状加熱型喫煙物品の製造方法及び製造装置
KR102790867B1 (ko) * 2023-02-24 2025-04-04 주식회사 동도뉴텍 콘크리트 회수수 농도 측정 장치

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5919846A (ja) * 1982-07-27 1984-02-01 Nippon Steel Corp マイクロ波濃度計
US4486714A (en) * 1982-09-08 1984-12-04 Texaco Inc. Method and apparatus for measuring relative permeability and water saturation of a core of earthen material
US4764718A (en) * 1986-04-23 1988-08-16 Chevron Research Company Microwave oil saturation scanner
US4862060A (en) * 1986-11-18 1989-08-29 Atlantic Richfield Company Microwave apparatus for measuring fluid mixtures
US4888547A (en) * 1989-01-23 1989-12-19 Rockwell International Corporation Meter using a microwave bridge detector for measuring fluid mixtures
US4977377A (en) * 1989-04-13 1990-12-11 Texaco Inc. Microwave water cut monitor with temperature controlled test cell
ES2146579T3 (es) * 1990-03-23 2000-08-16 Commw Scient Ind Res Org Medicion del contenido de carbono en cenizas volantes.
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

Also Published As

Publication number Publication date
CN1105123A (zh) 1995-07-12
DE69422213D1 (de) 2000-01-27
KR0160159B1 (ko) 1999-05-01
JP3139874B2 (ja) 2001-03-05
US5502393A (en) 1996-03-26
TW283203B (enExample) 1996-08-11
JPH06288937A (ja) 1994-10-18
KR940022081A (ko) 1994-10-20
EP0619485B1 (en) 1999-12-22
CN1049494C (zh) 2000-02-16
EP0619485A1 (en) 1994-10-12

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: KRAMER - BARSKE - SCHMIDTCHEN, 81245 MUENCHEN

8339 Ceased/non-payment of the annual fee