GB9818348D0 - Improvements relating to the measurement of particle size distribution - Google Patents

Improvements relating to the measurement of particle size distribution

Info

Publication number
GB9818348D0
GB9818348D0 GBGB9818348.6A GB9818348A GB9818348D0 GB 9818348 D0 GB9818348 D0 GB 9818348D0 GB 9818348 A GB9818348 A GB 9818348A GB 9818348 D0 GB9818348 D0 GB 9818348D0
Authority
GB
United Kingdom
Prior art keywords
particle size
size distribution
sample
measurement zone
particles
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.)
Ceased
Application number
GBGB9818348.6A
Other languages
English (en)
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.)
Malvern Panalytical Ltd
Original Assignee
Malvern Instruments 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 Malvern Instruments Ltd filed Critical Malvern Instruments Ltd
Priority to GBGB9818348.6A priority Critical patent/GB9818348D0/en
Publication of GB9818348D0 publication Critical patent/GB9818348D0/en
Priority to US09/378,666 priority patent/US6778271B2/en
Priority to JP23459899A priority patent/JP4605839B2/ja
Priority to DE69912062T priority patent/DE69912062T2/de
Priority to EP99306657A priority patent/EP0992786B1/en
Priority to AT99306657T priority patent/ATE252230T1/de
Priority to GB9919780A priority patent/GB2340937B/en
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0211—Investigating a scatter or diffraction pattern

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Sampling And Sample Adjustment (AREA)
GBGB9818348.6A 1998-08-22 1998-08-22 Improvements relating to the measurement of particle size distribution Ceased GB9818348D0 (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
GBGB9818348.6A GB9818348D0 (en) 1998-08-22 1998-08-22 Improvements relating to the measurement of particle size distribution
US09/378,666 US6778271B2 (en) 1998-08-22 1999-08-20 Measurement of particle size distribution
JP23459899A JP4605839B2 (ja) 1998-08-22 1999-08-20 粒子サイズの分布を測定するための装置及び方法
DE69912062T DE69912062T2 (de) 1998-08-22 1999-08-23 Verbesserungen bezüglich der Messung einer Teilchengrössenverteilung
EP99306657A EP0992786B1 (en) 1998-08-22 1999-08-23 Improvements relating to the measurement of particle size distribution
AT99306657T ATE252230T1 (de) 1998-08-22 1999-08-23 Verbesserungen bezüglich der messung einer teilchengrössenverteilung
GB9919780A GB2340937B (en) 1998-08-22 1999-08-23 Improvements relating to the measurement of particle size distribution

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB9818348.6A GB9818348D0 (en) 1998-08-22 1998-08-22 Improvements relating to the measurement of particle size distribution

Publications (1)

Publication Number Publication Date
GB9818348D0 true GB9818348D0 (en) 1998-10-14

Family

ID=10837685

Family Applications (1)

Application Number Title Priority Date Filing Date
GBGB9818348.6A Ceased GB9818348D0 (en) 1998-08-22 1998-08-22 Improvements relating to the measurement of particle size distribution

Country Status (6)

Country Link
US (1) US6778271B2 (https=)
EP (1) EP0992786B1 (https=)
JP (1) JP4605839B2 (https=)
AT (1) ATE252230T1 (https=)
DE (1) DE69912062T2 (https=)
GB (1) GB9818348D0 (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9297737B2 (en) 2004-03-06 2016-03-29 Michael Trainer Methods and apparatus for determining characteristics of particles
US7471393B2 (en) * 2004-03-06 2008-12-30 Michael Trainer Methods and apparatus for determining the size and shape of particles
US7495763B2 (en) * 2006-03-23 2009-02-24 Hach Company Dual function measurement system
US8557588B2 (en) * 2007-03-27 2013-10-15 Schlumberger Technology Corporation Methods and apparatus for sampling and diluting concentrated emulsions
US7847936B2 (en) * 2007-05-15 2010-12-07 Waters Technologies Corporation Evaporative light scattering device and methods of use thereof
EP2522982B1 (en) * 2007-08-15 2015-09-16 Malvern Instruments Limited Broad-Range Spectrometer
US7782459B2 (en) 2007-09-24 2010-08-24 Process Metrix Laser-based apparatus and method for measuring agglomerate concentration and mean agglomerate size
AU2009301879B2 (en) 2008-10-09 2014-10-09 Hochiki Corporation Smoke detector
WO2012098287A1 (en) * 2011-01-19 2012-07-26 Teknologian Tutkimuskeskus Vtt Method and system for determining particle size information
GB2494734B (en) * 2011-09-14 2016-04-06 Malvern Instr Ltd Apparatus and method for measuring particle size distribution by light scattering
US8831884B2 (en) * 2011-10-25 2014-09-09 Rosemount Aerospace Inc. Methods of determining water droplet size distributions of clouds
CN102539385B (zh) * 2012-01-09 2013-09-18 北京大学 多波长雾霾识别方法及能见度测量方法
WO2014097724A1 (ja) * 2012-12-21 2014-06-26 ソニー株式会社 粒子検出装置及び粒子検出方法
US9207190B2 (en) 2013-04-10 2015-12-08 Technology Assessment & Transfer, Inc. Method for nondestructive testing of optical discontinuities in monolithic transparent polycrystalline ceramic articles
EP2860513B1 (en) * 2013-10-08 2018-04-25 Anton Paar GmbH Apparatus and method for analyzing a sample which compensate for refraction index related distortions
JP6367351B2 (ja) * 2014-10-22 2018-08-08 株式会社日立ハイテクノロジーズ 細胞計測機構及びそれを有する細胞培養装置並びに細胞計測方法
EP3090829A4 (en) * 2015-03-10 2017-03-08 Technology Research Association for Future Additive Manufacturing Optical processing head, optical processing device, and control method and control program therefor
US10261006B2 (en) 2016-07-21 2019-04-16 Rosemount Aerospace, Inc. Method of estimating cloud particle sizes using LIDAR ratio
CN107884317A (zh) * 2016-09-29 2018-04-06 香港城市大学 颗粒物传感器
CN109781861B (zh) * 2017-11-10 2021-11-23 国核电站运行服务技术有限公司 电子开关式主/辅多通道超声波采集系统及电子设备
EP3521806B1 (en) * 2018-02-06 2024-12-04 Malvern Panalytical Limited Multi-angle dynamic light scattering
DE102019122723B4 (de) * 2019-08-23 2024-02-01 Fritsch Gmbh Partikelgrößenmessgerät
WO2021096658A1 (en) * 2019-11-15 2021-05-20 Becton, Dickinson And Company Methods for determining particle size and light detection systems for same
CN116261656A (zh) 2020-11-02 2023-06-13 天图米特有限公司 比浊法测量装置
JP7498093B2 (ja) * 2020-11-17 2024-06-11 大塚電子株式会社 光散乱測定装置及び測定治具

Family Cites Families (23)

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Publication number Priority date Publication date Assignee Title
US3553462A (en) 1969-12-31 1971-01-05 Exotech Apparatus for determining the radiation scattering properties of a fluid(and by ex.)
US3901602A (en) * 1974-05-13 1975-08-26 Us Commerce Light scattering method and apparatus for the chemical characterization of particulate matter
US4361403A (en) 1978-06-26 1982-11-30 Loos Hendricus G Multiple wavelength instrument for measurement of particle size distributions
US4541719A (en) 1982-07-20 1985-09-17 Wyatt Philip J Method and apparatus for characterizing microparticles and measuring their response to their environment
US4595291A (en) * 1982-10-15 1986-06-17 Tokyo Shibaura Denki Kabushiki Kaisha Particle diameter measuring device
US4801205A (en) * 1984-06-30 1989-01-31 Kabushiki Kaisha Toshiba Particle size measuring apparatus
JPS61110032A (ja) * 1984-11-02 1986-05-28 Toray Ind Inc 生理活性物質の検出方法
US4616927A (en) * 1984-11-15 1986-10-14 Wyatt Technology Corporation Sample cell for light scattering measurements
JPH02212741A (ja) * 1989-02-10 1990-08-23 Shimadzu Corp 粒度分布測定装置
US4953978A (en) * 1989-03-03 1990-09-04 Coulter Electronics Of New England, Inc. Particle size analysis utilizing polarization intensity differential scattering
JPH0758256B2 (ja) * 1989-04-13 1995-06-21 リオン株式会社 微粒子計測装置
US5012119A (en) * 1989-05-19 1991-04-30 Xinix, Inc. Method and apparatus for monitoring particles using back-scattered light without interference by bubbles
DE69129260T2 (de) 1990-11-03 1998-11-19 Horiba Ltd Gerät zur Messung der Teilchengrössenverteilung
JPH07117483B2 (ja) * 1991-04-22 1995-12-18 日機装株式会社 粒度分布測定装置
JPH0534259A (ja) * 1991-07-29 1993-02-09 Shimadzu Corp 粒度分布測定装置
FR2688308B1 (fr) 1992-03-04 1994-05-27 Cilas Granulometre a laser.
JPH0612943U (ja) * 1992-07-18 1994-02-18 株式会社堀場製作所 微粒子測定装置
JP2720340B2 (ja) * 1992-10-11 1998-03-04 株式会社堀場製作所 レーザ回折式粒度分布測定方法
US5416580A (en) * 1993-07-07 1995-05-16 General Signal Corporation Methods and apparatus for determining small particle size distribution utilizing multiple light beams
US5576827A (en) 1994-04-15 1996-11-19 Micromeritics Instrument Corporation Apparatus and method for determining the size distribution of particles by light scattering
JPH08128942A (ja) * 1994-10-31 1996-05-21 Shimadzu Corp 粒度分布測定装置
JPH08178830A (ja) * 1994-12-26 1996-07-12 Sanyo Electric Co Ltd 検出装置
JP3258882B2 (ja) * 1995-11-24 2002-02-18 株式会社堀場製作所 粒度分布測定装置

Also Published As

Publication number Publication date
DE69912062D1 (de) 2003-11-20
JP2000105185A (ja) 2000-04-11
DE69912062T2 (de) 2004-07-15
EP0992786A2 (en) 2000-04-12
EP0992786B1 (en) 2003-10-15
JP4605839B2 (ja) 2011-01-05
EP0992786A3 (en) 2001-11-21
ATE252230T1 (de) 2003-11-15
US20030030802A1 (en) 2003-02-13
US6778271B2 (en) 2004-08-17

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Legal Events

Date Code Title Description
AT Applications terminated before publication under section 16(1)