CA2139178A1 - Methode et appareil de classification de particules - Google Patents

Methode et appareil de classification de particules

Info

Publication number
CA2139178A1
CA2139178A1 CA002139178A CA2139178A CA2139178A1 CA 2139178 A1 CA2139178 A1 CA 2139178A1 CA 002139178 A CA002139178 A CA 002139178A CA 2139178 A CA2139178 A CA 2139178A CA 2139178 A1 CA2139178 A1 CA 2139178A1
Authority
CA
Canada
Prior art keywords
particle
particles
pulse
light
diamond
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.)
Granted
Application number
CA002139178A
Other languages
English (en)
Other versions
CA2139178C (fr
Inventor
Con-Vivier Venter
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.)
Element Six Pty Ltd
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2139178A1 publication Critical patent/CA2139178A1/fr
Application granted granted Critical
Publication of CA2139178C publication Critical patent/CA2139178C/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
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/65—Raman scattering
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/87—Investigating jewels

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (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)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
CA002139178A 1993-12-30 1994-12-28 Methode et appareil de classification de particules Expired - Fee Related CA2139178C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA93/9797 1993-12-30
ZA939797 1993-12-30

Publications (2)

Publication Number Publication Date
CA2139178A1 true CA2139178A1 (fr) 1995-07-01
CA2139178C CA2139178C (fr) 2007-01-30

Family

ID=25583567

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002139178A Expired - Fee Related CA2139178C (fr) 1993-12-30 1994-12-28 Methode et appareil de classification de particules

Country Status (6)

Country Link
AU (1) AU687470B2 (fr)
BR (1) BR9405310A (fr)
CA (1) CA2139178C (fr)
GB (1) GB2285311B (fr)
RU (1) RU94045262A (fr)
ZA (1) ZA9410191B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA955745B (en) * 1994-08-19 1996-02-20 De Beers Ind Diamond Classification of particles according to their Raman response

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4286170A (en) * 1980-02-11 1981-08-25 Samuel Moti X-Ray face mask and chest shield device
DD254998A1 (de) * 1985-07-26 1988-03-16 Zeiss Jena Veb Carl Anordnung zur bildlichen darstellung und analyse von fluoreszenzsignalen
GB2219080B (en) * 1988-05-06 1992-11-04 Gersan Ets Identifying gemstones
US5275168A (en) * 1992-03-31 1994-01-04 The United States Of America As Represented By The Secretary Of The Navy Time-gated imaging through dense-scattering materials using stimulated Raman amplification

Also Published As

Publication number Publication date
RU94045262A (ru) 1996-10-20
CA2139178C (fr) 2007-01-30
ZA9410191B (en) 1995-08-25
GB2285311B (en) 1998-01-14
AU8178294A (en) 1995-07-06
AU687470B2 (en) 1998-02-26
GB9425994D0 (en) 1995-02-22
GB2285311A (en) 1995-07-05
BR9405310A (pt) 1995-09-19

Similar Documents

Publication Publication Date Title
EP0841548A3 (fr) Systèmes et procédés de traitement et analyse de formes d'onde dans les gammes térahertz
EP0336429A3 (fr) Méthode d'analyse de substances particulaires, équipement analytique correspondant et système d'application
EP0554850A3 (en) Method and apparatus for classifying and separation of plastic containers
CA2190627A1 (fr) Appareil et procede de spectrometrie raman
CA2104470A1 (fr) Classement ou tri
CA2139537A1 (fr) Methode et appareil servant a classer une substance
WO2003077263A3 (fr) Procede et appareil de codage et d'analyse de rayonnement
EP0183921A3 (fr) Simulateur solaire
EP0341093A3 (fr) Identification de pierres précieuses
EP0157644A3 (fr) Détecteur de flamme
EP0512315A3 (en) Process and apparatus for decontaminating contaminated solids
CA2081347A1 (fr) Appareil servant a examiner un objet, et methode connexe
AU2542495A (en) Apparatus for carrying out spectral analysis of an optical light source using image detection and separation of special spectral orders
AU625656B2 (en) Multi-element simultaneous analysis atomic absorption spectroscopy photometer and multi-element simultaneous analytic method
ES2012665A6 (es) Procedimiento y aparato para clasificar, segregar y aislar residuos radioactivos.
AU1279083A (en) Particle analysing and sorting apparatus
CA2225433A1 (fr) Methode et dispositif pour le traitement de dechets ou de dechets residuaires
CA2139178A1 (fr) Methode et appareil de classification de particules
DK0461616T3 (da) Fremgangsmåde og apparat til sortering af affaldsglas
GB2199657A (en) Diamond sorting
GB2256923A (en) Detection apparatus
AU697587B2 (en) Classification of particles according to raman response
CA2138503A1 (fr) Methode et appareil servant a classer des matieres particulaires
EP0342354A3 (fr) Dispositif de trí selon la couleur
AU2625788A (en) Method and apparatus for classifying particles

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed