AU687470B2 - Particle classification method and apparatus - Google Patents

Particle classification method and apparatus

Info

Publication number
AU687470B2
AU687470B2 AU81782/94A AU8178294A AU687470B2 AU 687470 B2 AU687470 B2 AU 687470B2 AU 81782/94 A AU81782/94 A AU 81782/94A AU 8178294 A AU8178294 A AU 8178294A AU 687470 B2 AU687470 B2 AU 687470B2
Authority
AU
Australia
Prior art keywords
classification method
particle classification
particle
classification
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
AU81782/94A
Other versions
AU8178294A (en
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.)
De Beers Industrial Diamond Division Pty Ltd
Original Assignee
De Beers Industrial Diamond Division Pty 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 De Beers Industrial Diamond Division Pty Ltd filed Critical De Beers Industrial Diamond Division Pty Ltd
Publication of AU8178294A publication Critical patent/AU8178294A/en
Application granted granted Critical
Publication of AU687470B2 publication Critical patent/AU687470B2/en
Anticipated expiration legal-status Critical
Ceased 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)
AU81782/94A 1993-12-30 1994-12-30 Particle classification method and apparatus Ceased AU687470B2 (en)

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
AU8178294A AU8178294A (en) 1995-07-06
AU687470B2 true AU687470B2 (en) 1998-02-26

Family

ID=25583567

Family Applications (1)

Application Number Title Priority Date Filing Date
AU81782/94A Ceased AU687470B2 (en) 1993-12-30 1994-12-30 Particle classification method and apparatus

Country Status (6)

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

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

Citations (3)

* 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
GB2219080A (en) * 1988-05-06 1989-11-29 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

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD254998A1 (en) * 1985-07-26 1988-03-16 Zeiss Jena Veb Carl ARRANGEMENT FOR THE IMAGE AND ANALYSIS OF FLUORESCENCE SIGNALS

Patent Citations (3)

* 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
GB2219080A (en) * 1988-05-06 1989-11-29 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
CA2139178C (en) 2007-01-30
RU94045262A (en) 1996-10-20
AU8178294A (en) 1995-07-06
BR9405310A (en) 1995-09-19
CA2139178A1 (en) 1995-07-01
ZA9410191B (en) 1995-08-25
GB2285311B (en) 1998-01-14
GB9425994D0 (en) 1995-02-22
GB2285311A (en) 1995-07-05

Similar Documents

Publication Publication Date Title
AU689515B2 (en) Method and apparatus for the classification of matter
AU2908995A (en) Method and apparatus for classifying materials
AU1510792A (en) Wax-encapsulated particles and method for making same
AU3980993A (en) Method and device for analyzing particles
AU2291395A (en) Apparatus and method for determining particle size distributions
AU7580194A (en) Data receiving apparatus and method
AU2850997A (en) Method and apparatus for the classification of an article
GB2284293B (en) Article classifying method and apparatus
AU5783794A (en) Pear processing method and apparatus
AU4930096A (en) Method and apparatus for reacting oxidizable matter with particles
AU1030592A (en) Method and apparatus for analyzing particles
SG45184A1 (en) Method and apparatus for transporting particles
AU7733694A (en) Improved photokeratoscope apparatus and method
AU1303795A (en) Apparatus and method for coating particles
AU1509992A (en) Method and apparatus for automatically analyzing particles
AU7683794A (en) Electrostatic charging apparatus and method
AU1102795A (en) Location apparatus and method
AU5937194A (en) Gas-lance apparatus and method
GB2277586B (en) Method and apparatus for sorting
AU8163494A (en) Method and apparatus for the classification of particulate matter
AU1055795A (en) Remittance processing apparatus and method
AU4456793A (en) Particle sorting method
AU3699393A (en) Method and apparatus for determining particle response characteristics
AU687470B2 (en) Particle classification method and apparatus
AU8877791A (en) Particle weighing apparatus and method