FR2773880B1 - Dispositif pour determiner la repartition granulometrique d'un melange de particules - Google Patents

Dispositif pour determiner la repartition granulometrique d'un melange de particules

Info

Publication number
FR2773880B1
FR2773880B1 FR9800484A FR9800484A FR2773880B1 FR 2773880 B1 FR2773880 B1 FR 2773880B1 FR 9800484 A FR9800484 A FR 9800484A FR 9800484 A FR9800484 A FR 9800484A FR 2773880 B1 FR2773880 B1 FR 2773880B1
Authority
FR
France
Prior art keywords
particles
mixture
determining
granulometric distribution
granulometric
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
FR9800484A
Other languages
English (en)
Other versions
FR2773880A1 (fr
Inventor
Jean Louis Duvent
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.)
Compagnie Industriel des Lasers CILAS SA
Original Assignee
Compagnie Industriel des Lasers CILAS SA
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 Compagnie Industriel des Lasers CILAS SA filed Critical Compagnie Industriel des Lasers CILAS SA
Priority to FR9800484A priority Critical patent/FR2773880B1/fr
Publication of FR2773880A1 publication Critical patent/FR2773880A1/fr
Application granted granted Critical
Publication of FR2773880B1 publication Critical patent/FR2773880B1/fr
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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FR9800484A 1998-01-19 1998-01-19 Dispositif pour determiner la repartition granulometrique d'un melange de particules Expired - Fee Related FR2773880B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9800484A FR2773880B1 (fr) 1998-01-19 1998-01-19 Dispositif pour determiner la repartition granulometrique d'un melange de particules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9800484A FR2773880B1 (fr) 1998-01-19 1998-01-19 Dispositif pour determiner la repartition granulometrique d'un melange de particules

Publications (2)

Publication Number Publication Date
FR2773880A1 FR2773880A1 (fr) 1999-07-23
FR2773880B1 true FR2773880B1 (fr) 2000-03-17

Family

ID=9521890

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9800484A Expired - Fee Related FR2773880B1 (fr) 1998-01-19 1998-01-19 Dispositif pour determiner la repartition granulometrique d'un melange de particules

Country Status (1)

Country Link
FR (1) FR2773880B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9818351D0 (en) * 1998-08-22 1998-10-14 Malvern Instr Ltd Improvements relating to the measurement of particle size distribution
GB2340936B (en) * 1998-08-22 2003-08-13 Malvern Instr Ltd Improvements relating to the measurement of particle size distribution

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3499159A (en) * 1967-01-23 1970-03-03 Xerox Corp Polychromatic laser aerosol sizing and ranging (plasar) technique
US5123731A (en) * 1988-02-01 1992-06-23 Canon Kabushiki Kaisha Particle measuring device
US5269937A (en) * 1990-10-23 1993-12-14 Cetus Corporation HPLC light scattering detector for biopolymers
FR2688308B1 (fr) * 1992-03-04 1994-05-27 Cilas Granulometre a laser.
JPH09116219A (ja) * 1995-10-20 1997-05-02 Hitachi Metals Ltd レーザ光発生装置、およびレーザ応用装置

Also Published As

Publication number Publication date
FR2773880A1 (fr) 1999-07-23

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030