DE69220231T2 - Vorrichtung zur bestimmung von gröbe und ladung kolloider teilchen - Google Patents

Vorrichtung zur bestimmung von gröbe und ladung kolloider teilchen

Info

Publication number
DE69220231T2
DE69220231T2 DE69220231T DE69220231T DE69220231T2 DE 69220231 T2 DE69220231 T2 DE 69220231T2 DE 69220231 T DE69220231 T DE 69220231T DE 69220231 T DE69220231 T DE 69220231T DE 69220231 T2 DE69220231 T2 DE 69220231T2
Authority
DE
Germany
Prior art keywords
application
charge
particles
colloid particles
electric field
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 - Lifetime
Application number
DE69220231T
Other languages
English (en)
Other versions
DE69220231D1 (de
Inventor
David Cannon
Richard O'brien
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.)
Agilent Technologies Inc
Original Assignee
COLLOICAL DYNAMICS PTY Ltd SYDNEY AU
COLLOICAL DYNAMICS Pty Ltd
Matec Applied Sciences 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 COLLOICAL DYNAMICS PTY Ltd SYDNEY AU, COLLOICAL DYNAMICS Pty Ltd, Matec Applied Sciences Inc filed Critical COLLOICAL DYNAMICS PTY Ltd SYDNEY AU
Application granted granted Critical
Publication of DE69220231D1 publication Critical patent/DE69220231D1/de
Publication of DE69220231T2 publication Critical patent/DE69220231T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/01—Indexing codes associated with the measuring variable
    • G01N2291/011—Velocity or travel time
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/022—Liquids
    • G01N2291/0228—Aqueous liquids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G01N2291/02416—Solids in liquids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02827—Elastic parameters, strength or force
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/106—Number of transducers one or more transducer arrays

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)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Photoreceptors In Electrophotography (AREA)
DE69220231T 1991-08-23 1992-08-21 Vorrichtung zur bestimmung von gröbe und ladung kolloider teilchen Expired - Lifetime DE69220231T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/749,445 US5245290A (en) 1989-02-27 1991-08-23 Device for determining the size and charge of colloidal particles by measuring electroacoustic effect
PCT/US1992/007353 WO1993004363A2 (en) 1991-08-23 1992-08-21 A device for determining the size and charge of colloidal particles

Publications (2)

Publication Number Publication Date
DE69220231D1 DE69220231D1 (de) 1997-07-10
DE69220231T2 true DE69220231T2 (de) 1998-01-15

Family

ID=25013790

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69220231T Expired - Lifetime DE69220231T2 (de) 1991-08-23 1992-08-21 Vorrichtung zur bestimmung von gröbe und ladung kolloider teilchen

Country Status (7)

Country Link
US (1) US5245290A (de)
EP (1) EP0600034B1 (de)
AT (1) ATE154131T1 (de)
AU (1) AU684706B2 (de)
CA (1) CA2119781C (de)
DE (1) DE69220231T2 (de)
WO (1) WO1993004363A2 (de)

Families Citing this family (30)

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JP2518170B2 (ja) * 1991-04-15 1996-07-24 株式会社村田製作所 静電センサ装置
ATE249036T1 (de) * 1993-06-07 2003-09-15 Colloidal Dynamics Pty Ltd Messung der teilchengrösse und -ladung in mehrkomponenten-kolloiden
US5473934A (en) * 1993-10-13 1995-12-12 Cobb; Wesley Ultrasonic fluid composition monitor
GB2294772B (en) * 1994-11-02 1999-04-14 Haroun Mahgerefteh Particle size distribution analyser
JP3323343B2 (ja) * 1994-04-01 2002-09-09 日本碍子株式会社 センサ素子及び粒子センサ
DE4435594C2 (de) * 1994-10-05 1996-08-14 Hans Rattay Verfahren zum Detektieren von insbesondere Gas in flüssigen Medien transportierenden Leitungen und Vorrichtung zur Durchführung des Verfahrens
US5925972A (en) * 1996-09-27 1999-07-20 Ngk Insulators, Ltd. Multiple element particle sensor and signal processing electronics
US6109098A (en) * 1998-06-30 2000-08-29 Doukhin Dispersion Technology, Inc. Particle size distribution and zeta potential using acoustic and electroacoustic spectroscopy
US7165451B1 (en) * 1998-09-11 2007-01-23 Gr Intellectual Reserve, Llc Methods for using resonant acoustic and/or resonant acousto-EM energy to detect and/or effect structures
AU1808100A (en) * 1998-10-28 2000-05-15 Vitaly V. Romanenko Electrodynamic particle size analyzer
US7635984B2 (en) * 1999-07-12 2009-12-22 Tk Holdings Inc. Electric field sensor and vehicle safety system
US6449563B1 (en) * 1999-10-12 2002-09-10 Dispersion Technology, Inc Method and device for determining particle size distribution and zeta potential in concentrated dispersions
GB2361772B (en) * 2000-04-29 2004-05-19 Malvern Instr Ltd Mobility and effects arising from surface charge
NO315762B1 (no) * 2000-09-12 2003-10-20 Optoplan As Sand-detektor
CN100495030C (zh) * 2000-09-30 2009-06-03 清华大学 多力操纵装置及其应用
US6678536B2 (en) * 2000-12-07 2004-01-13 Mark Wendell Fletcher Wireless microphone
AU2002234424B2 (en) * 2001-02-26 2006-11-02 Agilent Technologies, Inc. Improved geometry for pulsed acoustic measurements of particle size
AUPR338101A0 (en) * 2001-02-26 2001-03-22 Colloidal Dynamics Pty. Ltd. Improved geometry for pulsed acoustic measurements
US20030124712A1 (en) * 2002-01-02 2003-07-03 Bauman Mark A. Method and apparatus for differentiating articles in a product stream
US6915214B2 (en) * 2003-05-19 2005-07-05 Dispersion Technology, Inc. Method for determining electric properties of particles in liquids by means of combined electroacoustic and complex conductivity measurement
US7584016B2 (en) * 2003-09-30 2009-09-01 Intrinsic Marks International Llc Item monitoring system and methods
KR100670732B1 (ko) 2005-02-24 2007-01-19 인제대학교 산학협력단 하전된 콜로이드 입자의 전기적 신호 측정용 미세나노전극,이를 이용한 장치 및 방법
US20080264796A1 (en) * 2007-04-30 2008-10-30 Xerox Corporation Lateral wire apparatus and method for monitoring of electrophoretic ink particle motion
US9810665B2 (en) 2011-02-04 2017-11-07 Cidra Corporate Services, Inc. Sonic filter for measuring and capturing particles having a particular particle size in a fluid, mixture or process flow
DE102011050957A1 (de) 2011-06-09 2012-12-13 OCé PRINTING SYSTEMS GMBH Verfahren zur Ermittlung der Massenkonzentration von Partikeln in einer Partikel und Flüssigkeit aufweisenden Dispersion
US9097641B2 (en) 2012-05-31 2015-08-04 OCé PRINTING SYSTEMS GMBH Method to determine the mass concentration of particles in a dispersion including particles and fluid
AU2016263168B2 (en) 2015-05-21 2020-11-05 Saipem S.P.A. System and method for real time remote measurement of geometric parameters of a pipeline in the launch step, through sound waves
RU2626214C2 (ru) * 2015-12-22 2017-07-24 федеральное государственное автономное образовательное учреждение высшего образования "Московский физико-технический институт (государственный университет)" Акустический анализатор для определения размеров и электрокинетического потенциала несферических наноразмерных частиц в жидких средах
US20230160803A1 (en) * 2021-11-19 2023-05-25 Mass Applied Science, Llc Acoustic particle sizer dip probe and improved sample holder
WO2023131620A1 (de) * 2022-01-05 2023-07-13 Hte Gmbh The High Throughput Experimentation Company Vorrichtung zur untersuchung elektrokatalytischer reaktionen

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3502974A (en) * 1966-05-23 1970-03-24 Coulter Electronics Signal modulated apparatus for generating and detecting resistive and reactive changes in a modulated current path for particle classification and analysis
US3633415A (en) * 1969-03-28 1972-01-11 Westinghouse Electric Corp Flowmeter
US4375673A (en) * 1980-09-15 1983-03-01 Xerox Corporation Charge spectrograph
US4497208A (en) * 1983-06-23 1985-02-05 Matec, Inc. Measurement of electro-kinetic properties of a solution
US4552019A (en) * 1984-05-21 1985-11-12 Dorr-Oliver, Incorporated Method and apparatus for measuring a colloidal potential
WO1986000707A1 (en) * 1984-07-09 1986-01-30 Forschungsanwendungsgesellschaft M.B.H. Method for determining the zeta-potential of solid materials
DE3438798A1 (de) * 1984-10-23 1986-04-24 Löffler, Friedrich, Prof. Dr.-Ing., 7500 Karlsruhe Verfahren und vorrichtung zum messen der feststoffkonzentration und der korngroessenverteilung in einer suspension mittels ultraschall
US4633714A (en) * 1985-08-13 1987-01-06 University Of Arkansas Aerosol particle charge and size analyzer
US4679439A (en) * 1985-09-17 1987-07-14 Dorr-Oliver Incorporated Method and apparatus for measuring the unsteady sedimentation potential of colloidal particles
US4907453A (en) * 1986-06-27 1990-03-13 Pen Kem, Inc. Colloid analyzer
EP0327545B1 (de) * 1986-09-30 1996-12-04 Colloidal Dynamics Pty. Ltd. Bestimmung der teilchengrösse und der elektrischen ladung

Also Published As

Publication number Publication date
WO1993004363A2 (en) 1993-03-04
AU684706B2 (en) 1998-01-08
EP0600034B1 (de) 1997-06-04
ATE154131T1 (de) 1997-06-15
AU2556592A (en) 1993-03-16
CA2119781A1 (en) 1993-03-04
US5245290A (en) 1993-09-14
CA2119781C (en) 2003-07-29
EP0600034A1 (de) 1994-06-08
WO1993004363A3 (en) 1993-04-15
DE69220231D1 (de) 1997-07-10

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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

Free format text: PATENTANWAELTE RUFF, WILHELM, BEIER, DAUSTER & PARTNER, 70173 STUTTGART

8327 Change in the person/name/address of the patent owner

Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US

8328 Change in the person/name/address of the agent

Representative=s name: SCHOPPE, ZIMMERMANN, STOECKELER & ZINKLER, 82049 P