DE69739434D1 - Verfahren und Vorrichtung zur Charakterisierung von Suspensionen mittels akustischer Signale - Google Patents
Verfahren und Vorrichtung zur Charakterisierung von Suspensionen mittels akustischer SignaleInfo
- Publication number
- DE69739434D1 DE69739434D1 DE69739434T DE69739434T DE69739434D1 DE 69739434 D1 DE69739434 D1 DE 69739434D1 DE 69739434 T DE69739434 T DE 69739434T DE 69739434 T DE69739434 T DE 69739434T DE 69739434 D1 DE69739434 D1 DE 69739434D1
- Authority
- DE
- Germany
- Prior art keywords
- characterizing
- suspensions
- acoustic signals
- acoustic
- signals
- 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
Links
- 239000000725 suspension Substances 0.000 title 1
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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/52—Processing the detected response signal, e.g. electronic circuits specially adapted therefor using inversion methods other that spectral analysis, e.g. conjugated gradient inversion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/02—Investigating particle size or size distribution
-
- 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
- G01N29/032—Analysing fluids by measuring attenuation of acoustic waves
-
- 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
- G01N29/04—Analysing solids
- G01N29/11—Analysing solids by measuring attenuation of acoustic waves
-
- 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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2456—Focusing probes
-
- 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
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control
-
- 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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
-
- 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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4472—Mathematical theories or simulation
-
- 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
- G01N2291/015—Attenuation, scattering
-
- 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
- G01N2291/02408—Solids in gases, e.g. particle suspensions
-
- 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
- G01N2291/02818—Density, viscosity
-
- 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
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Algebra (AREA)
- Dispersion Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Sampling And Sample Adjustment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL1002836 | 1996-04-10 | ||
NL1003595A NL1003595C2 (nl) | 1996-04-10 | 1996-07-15 | Werkwijze en inrichting voor het karakteriseren van suspensies. |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69739434D1 true DE69739434D1 (de) | 2009-07-16 |
Family
ID=26642374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69739434T Expired - Lifetime DE69739434D1 (de) | 1996-04-10 | 1997-04-10 | Verfahren und Vorrichtung zur Charakterisierung von Suspensionen mittels akustischer Signale |
Country Status (6)
Country | Link |
---|---|
US (2) | US6029507A (de) |
EP (2) | EP2075579B1 (de) |
CA (1) | CA2202323C (de) |
DE (1) | DE69739434D1 (de) |
NL (1) | NL1003595C2 (de) |
NO (1) | NO322667B1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110186818A (zh) * | 2019-05-24 | 2019-08-30 | 上海理工大学 | 利用光声技术测量纳米溶液颗粒粒度的方法 |
Families Citing this family (96)
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---|---|---|---|---|
DE19944047C2 (de) * | 1999-09-14 | 2003-09-25 | Schubert & Salzer Control Syst | Vorrichtung zur Messung der Konzentration oder Dichte sowie von Partikeln |
US6481268B1 (en) * | 1999-10-12 | 2002-11-19 | Baker Hughes, Inc. | Particle measurement by acoustic speckle |
DE60015287T2 (de) * | 2000-02-01 | 2006-02-02 | Apv Homogenisers As | Intelligente Qualitätsmessung und System zur Überwachung |
US9772311B2 (en) | 2000-07-14 | 2017-09-26 | Acosense Ab | Active acoustic method for predicting properties of process fluids comprising solid particles or gas/liquid volumes based on their size distribution and concentration |
SE516861C3 (sv) * | 2000-07-14 | 2002-04-17 | Abb Ab | Raffinörstryrning |
SE516979C2 (sv) * | 2000-07-14 | 2002-03-26 | Abb Ab | Aktiv akustisk spektroskopi |
US6487894B1 (en) * | 2000-08-17 | 2002-12-03 | Dispersion Technology, Inc. | Method for determining particle size distribution and mechanical properties of soft particles in liquids |
US6910367B1 (en) * | 2000-10-23 | 2005-06-28 | Dispersion Technology, Inc. | Method for determining particle size distribution and structural properties of concentrated dispersions |
US20020064808A1 (en) * | 2000-11-29 | 2002-05-30 | Mutz Mitchell W. | Focused acoustic energy for ejecting cells from a fluid |
US6849423B2 (en) | 2000-11-29 | 2005-02-01 | Picoliter Inc | Focused acoustics for detection and sorting of fluid volumes |
US6893836B2 (en) | 2000-11-29 | 2005-05-17 | Picoliter Inc. | Spatially directed ejection of cells from a carrier fluid |
US20020064809A1 (en) * | 2000-11-29 | 2002-05-30 | Mutz Mitchell W. | Focused acoustic ejection cell sorting system and method |
NL1020714C2 (nl) * | 2002-05-30 | 2003-12-02 | Tno | Ultrasone karakterisatie van hoge concentratie deeltjes. |
US7838296B2 (en) * | 2002-08-28 | 2010-11-23 | Separation Technology, Inc. | Methods and apparatus for ultrasonic determination of red blood cell indices |
US7047809B2 (en) * | 2003-01-21 | 2006-05-23 | Applied Sonics, Incorporated | Ultrasonic monitor of material composition and particle size |
US7140239B2 (en) * | 2003-03-18 | 2006-11-28 | Battelle Memorial Institute | System and technique for ultrasonic characterization of settling suspensions |
NL1024984C2 (nl) * | 2003-12-10 | 2005-06-13 | Tno | Werkwijze en inrichting voor het verkrijgen van informatie over de grootteverdeling van macroscopische deeltjes in een vloeistof. |
US7114375B2 (en) * | 2004-01-13 | 2006-10-03 | Battelle Memorial Institute | Process monitoring and particle characterization with ultrasonic backscattering |
US7543480B2 (en) * | 2004-11-15 | 2009-06-09 | Massachusetts Institute Of Technology | System and method for ultrasonic measuring of particle properties |
US7523640B2 (en) * | 2005-08-01 | 2009-04-28 | Baker Hughes Incorporated | Acoustic fluid analyzer |
US8794062B2 (en) * | 2005-08-01 | 2014-08-05 | Baker Hughes Incorporated | Early kick detection in an oil and gas well |
US9109433B2 (en) | 2005-08-01 | 2015-08-18 | Baker Hughes Incorporated | Early kick detection in an oil and gas well |
US7614302B2 (en) * | 2005-08-01 | 2009-11-10 | Baker Hughes Incorporated | Acoustic fluid analysis method |
US20090158822A1 (en) * | 2007-12-20 | 2009-06-25 | General Electric Company | Devices, methods and systems for measuring one or more characteristics of a biomaterial in a suspension |
US20090158821A1 (en) * | 2007-12-20 | 2009-06-25 | General Electric Company | Devices, methods and systems for measuring one or more characteristics of a suspension |
DE102008014300A1 (de) | 2008-03-06 | 2009-09-10 | Technische Universität Dresden | Verfahren und Vorrichtung zur Bestimmung der Eigenschaften von Stoffgemischen |
US8691145B2 (en) | 2009-11-16 | 2014-04-08 | Flodesign Sonics, Inc. | Ultrasound and acoustophoresis for water purification |
WO2011159957A2 (en) | 2010-06-16 | 2011-12-22 | Flodesign Sonics, Inc. | Phononic crystal desalination system and method of use |
DE102010031128A1 (de) * | 2010-07-08 | 2012-01-12 | Endress + Hauser Flowtec Ag | Ultraschall-Partikelmesssystem |
DE102010031129A1 (de) | 2010-07-08 | 2012-01-12 | Endress + Hauser Flowtec Ag | Ultraschall-Partikelmesssystem |
US9421553B2 (en) | 2010-08-23 | 2016-08-23 | Flodesign Sonics, Inc. | High-volume fast separation of multi-phase components in fluid suspensions |
US8679338B2 (en) | 2010-08-23 | 2014-03-25 | Flodesign Sonics, Inc. | Combined acoustic micro filtration and phononic crystal membrane particle separation |
US8694271B2 (en) | 2010-12-03 | 2014-04-08 | Hema-Q, Inc. | Apparatus and method for non invasive measurement of properties of a fluid flowing in a flexible tubing or conduit |
US8844359B2 (en) | 2010-12-03 | 2014-09-30 | Hema-Q, Inc. | Apparatus for noninvasive measurement of properties of a fluid flowing in a tubing having a smaller inner diameter passage |
US9283315B2 (en) | 2011-02-08 | 2016-03-15 | Fresenius Medical Care Holdings, Inc. | Apparatus and method for real time measurement of a constituent of blood to monitor blood volume |
US8714017B2 (en) | 2011-11-15 | 2014-05-06 | Hema-Q, Inc. | Apparatus for non-invasive determination of sound velocity in a liquid and determining a parameter of the liquid from the sound velocity |
US9366133B2 (en) | 2012-02-21 | 2016-06-14 | Baker Hughes Incorporated | Acoustic standoff and mud velocity using a stepped transmitter |
US9416344B2 (en) | 2012-03-15 | 2016-08-16 | Flodesign Sonics, Inc. | Bioreactor using acoustic standing waves |
US9272234B2 (en) | 2012-03-15 | 2016-03-01 | Flodesign Sonics, Inc. | Separation of multi-component fluid through ultrasonic acoustophoresis |
US10704021B2 (en) | 2012-03-15 | 2020-07-07 | Flodesign Sonics, Inc. | Acoustic perfusion devices |
US9458450B2 (en) | 2012-03-15 | 2016-10-04 | Flodesign Sonics, Inc. | Acoustophoretic separation technology using multi-dimensional standing waves |
US10967298B2 (en) | 2012-03-15 | 2021-04-06 | Flodesign Sonics, Inc. | Driver and control for variable impedence load |
US9783775B2 (en) | 2012-03-15 | 2017-10-10 | Flodesign Sonics, Inc. | Bioreactor using acoustic standing waves |
US9422328B2 (en) | 2012-03-15 | 2016-08-23 | Flodesign Sonics, Inc. | Acoustic bioreactor processes |
US10040011B2 (en) | 2012-03-15 | 2018-08-07 | Flodesign Sonics, Inc. | Acoustophoretic multi-component separation technology platform |
US9567559B2 (en) | 2012-03-15 | 2017-02-14 | Flodesign Sonics, Inc. | Bioreactor using acoustic standing waves |
US9950282B2 (en) | 2012-03-15 | 2018-04-24 | Flodesign Sonics, Inc. | Electronic configuration and control for acoustic standing wave generation |
US9752113B2 (en) | 2012-03-15 | 2017-09-05 | Flodesign Sonics, Inc. | Acoustic perfusion devices |
US9688958B2 (en) | 2012-03-15 | 2017-06-27 | Flodesign Sonics, Inc. | Acoustic bioreactor processes |
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US9340435B2 (en) | 2012-03-15 | 2016-05-17 | Flodesign Sonics, Inc. | Separation of multi-component fluid through ultrasonic acoustophoresis |
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US10370635B2 (en) | 2012-03-15 | 2019-08-06 | Flodesign Sonics, Inc. | Acoustic separation of T cells |
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US11324873B2 (en) | 2012-04-20 | 2022-05-10 | Flodesign Sonics, Inc. | Acoustic blood separation processes and devices |
US10737953B2 (en) | 2012-04-20 | 2020-08-11 | Flodesign Sonics, Inc. | Acoustophoretic method for use in bioreactors |
US9725690B2 (en) | 2013-06-24 | 2017-08-08 | Flodesign Sonics, Inc. | Fluid dynamic sonic separator |
US9745569B2 (en) | 2013-09-13 | 2017-08-29 | Flodesign Sonics, Inc. | System for generating high concentration factors for low cell density suspensions |
EP3092049A1 (de) | 2014-01-08 | 2016-11-16 | Flodesign Sonics Inc. | Akustophoresevorrichtung mit doppelter akustophoresekammer |
EP3140387A1 (de) | 2014-05-08 | 2017-03-15 | Flodesign Sonics Inc. | Akustophoretische vorrichtung mit piezoelektrischer wandleranordnung |
CA2952299C (en) | 2014-07-02 | 2023-01-03 | Bart Lipkens | Acoustophoretic device with uniform fluid flow |
US9744483B2 (en) | 2014-07-02 | 2017-08-29 | Flodesign Sonics, Inc. | Large scale acoustic separation device |
US9970903B1 (en) | 2014-08-28 | 2018-05-15 | Joseph Gerardi | Method and apparatus for monitoring contaminants in a fluid flow |
CN106794393A (zh) | 2014-09-30 | 2017-05-31 | 弗洛设计声能学公司 | 含颗粒的非流动流体的声泳净化 |
US10610804B2 (en) | 2014-10-24 | 2020-04-07 | Life Technologies Corporation | Acoustically settled liquid-liquid sample purification system |
CN105738257B (zh) * | 2014-12-12 | 2019-06-18 | 通用电气公司 | 测量方法及*** |
US10106770B2 (en) | 2015-03-24 | 2018-10-23 | Flodesign Sonics, Inc. | Methods and apparatus for particle aggregation using acoustic standing waves |
CN104849183B (zh) * | 2015-04-29 | 2017-06-09 | 上海理工大学 | 一种基于超声衰减谱的混合固体颗粒粒径和浓度的测量方法 |
US11377651B2 (en) | 2016-10-19 | 2022-07-05 | Flodesign Sonics, Inc. | Cell therapy processes utilizing acoustophoresis |
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US11021699B2 (en) | 2015-04-29 | 2021-06-01 | FioDesign Sonics, Inc. | Separation using angled acoustic waves |
BR112017024713B1 (pt) | 2015-05-20 | 2022-09-27 | Flodesign Sonics, Inc | Método para a separação de um segundo fluido ou um particulado de um fluido principal |
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US9663756B1 (en) | 2016-02-25 | 2017-05-30 | Flodesign Sonics, Inc. | Acoustic separation of cellular supporting materials from cultured cells |
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US10639012B2 (en) | 2015-09-17 | 2020-05-05 | Consejo Superior De Investigaciones Cientificas (Csic) | Method for detecting circulating cells in superficial body fluids |
DE102015116379A1 (de) | 2015-09-28 | 2017-03-30 | TIPCO Tudeshki Industrial Process Control GmbH | Verfahren zum Bestimmen der Korngrößenverteilung von Granulaten in einen Förderstrom und Vorrichtung zur Durchführung des Verfahrens |
DE102015116376A1 (de) | 2015-09-28 | 2017-03-30 | TIPCO Tudeshki Industrial Process Control GmbH | Verfahren zum Bestimmen der Korngrößenverteilung von Granulaten in einen Förderstrom und Messeinrichtung |
CN105300856B (zh) * | 2015-11-11 | 2017-09-29 | 上海理工大学 | 基于超声阻抗谱对颗粒浓度和尺寸的测量方法 |
US10710006B2 (en) | 2016-04-25 | 2020-07-14 | Flodesign Sonics, Inc. | Piezoelectric transducer for generation of an acoustic standing wave |
US11214789B2 (en) | 2016-05-03 | 2022-01-04 | Flodesign Sonics, Inc. | Concentration and washing of particles with acoustics |
US11085035B2 (en) | 2016-05-03 | 2021-08-10 | Flodesign Sonics, Inc. | Therapeutic cell washing, concentration, and separation utilizing acoustophoresis |
WO2017214403A1 (en) | 2016-06-08 | 2017-12-14 | Eaton Corporation | Fluid sensor assembly |
JP2020513248A (ja) | 2016-10-19 | 2020-05-14 | フロデザイン ソニックス, インク.Flodesign Sonics, Inc. | 音響による親和性細胞抽出 |
KR20220066413A (ko) | 2017-12-14 | 2022-05-24 | 프로디자인 소닉스, 인크. | 음향 트랜스듀서 구동기 및 제어기 |
DE102019123298A1 (de) * | 2019-08-30 | 2021-03-04 | Technische Universität Dresden | Verfahren und Anordnung zur ortsspezifischen Charakterisierung der Phasenzusammensetzung sowie der Strömungsverhältnisse innerhalb eines Schaumvolumen |
CN112255155B (zh) * | 2020-10-28 | 2021-10-15 | 浙江大学 | 一种颗粒浓度和粒径二维分布的旋转测量***和方法 |
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US3269172A (en) * | 1963-02-28 | 1966-08-30 | Automation Ind Inc | Apparatus for measuring particles in liquids |
US3946600A (en) * | 1973-12-26 | 1976-03-30 | Lockheed Aircraft Corporation | Acoustic emission method for detection and monitoring of corrosion |
GB1585708A (en) * | 1977-12-20 | 1981-03-11 | Shell Int Research | Method and means of detecting solid particles in a fluid flowing through a conduit |
US4412451A (en) * | 1980-05-21 | 1983-11-01 | Outokumpu Oy | Method and apparatus for the determination of the average particle size in a slurry |
US4381674A (en) * | 1981-06-22 | 1983-05-03 | Micro Pure Systems, Inc. | Ultrasonic detecting and identifying of particulates |
US5121629A (en) * | 1989-11-13 | 1992-06-16 | E. I. Du Pont De Nemours And Company | Method and apparatus for determining particle size distribution and concentration in a suspension using ultrasonics |
CA2224686C (en) * | 1995-06-19 | 2007-11-20 | Commonwealth Scientific And Industrial Research Organisation | Determining the size distribution of particles in a fluid |
-
1996
- 1996-07-15 NL NL1003595A patent/NL1003595C2/nl not_active IP Right Cessation
-
1997
- 1997-04-10 EP EP09154525.1A patent/EP2075579B1/de not_active Expired - Lifetime
- 1997-04-10 EP EP97201067A patent/EP0801305B1/de not_active Expired - Lifetime
- 1997-04-10 CA CA002202323A patent/CA2202323C/en not_active Expired - Lifetime
- 1997-04-10 DE DE69739434T patent/DE69739434D1/de not_active Expired - Lifetime
- 1997-04-10 US US08/834,049 patent/US6029507A/en not_active Expired - Lifetime
- 1997-04-10 NO NO19971649A patent/NO322667B1/no not_active IP Right Cessation
-
1999
- 1999-09-29 US US09/408,869 patent/US6205848B1/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110186818A (zh) * | 2019-05-24 | 2019-08-30 | 上海理工大学 | 利用光声技术测量纳米溶液颗粒粒度的方法 |
Also Published As
Publication number | Publication date |
---|---|
CA2202323A1 (en) | 1997-10-10 |
US6029507A (en) | 2000-02-29 |
EP0801305A1 (de) | 1997-10-15 |
CA2202323C (en) | 2006-06-06 |
NL1003595C2 (nl) | 1997-10-14 |
US6205848B1 (en) | 2001-03-27 |
EP2075579A3 (de) | 2009-10-21 |
NO971649L (no) | 1997-10-13 |
NO322667B1 (no) | 2006-11-13 |
EP2075579A2 (de) | 2009-07-01 |
NO971649D0 (no) | 1997-04-10 |
EP0801305B1 (de) | 2009-06-03 |
EP2075579B1 (de) | 2015-09-09 |
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