AU4587896A - Rock sorting - Google Patents

Rock sorting

Info

Publication number
AU4587896A
AU4587896A AU45878/96A AU4587896A AU4587896A AU 4587896 A AU4587896 A AU 4587896A AU 45878/96 A AU45878/96 A AU 45878/96A AU 4587896 A AU4587896 A AU 4587896A AU 4587896 A AU4587896 A AU 4587896A
Authority
AU
Australia
Prior art keywords
rock sorting
sorting
rock
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
AU45878/96A
Other versions
AU704679B2 (en
Inventor
Suha Rawhani
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 AU4587896A publication Critical patent/AU4587896A/en
Application granted granted Critical
Publication of AU704679B2 publication Critical patent/AU704679B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/34—Sorting according to other particular properties
    • B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
    • B07C5/3425—Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
    • 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
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU45878/96A 1995-03-06 1996-03-05 Rock sorting Ceased AU704679B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA951833 1995-03-06
ZA95/1833 1995-03-06

Publications (2)

Publication Number Publication Date
AU4587896A true AU4587896A (en) 1996-09-19
AU704679B2 AU704679B2 (en) 1999-04-29

Family

ID=25584895

Family Applications (1)

Application Number Title Priority Date Filing Date
AU45878/96A Ceased AU704679B2 (en) 1995-03-06 1996-03-05 Rock sorting

Country Status (3)

Country Link
AU (1) AU704679B2 (en)
BR (1) BR9600929A (en)
GB (1) GB2298711B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2011213480B2 (en) * 2010-02-05 2014-06-12 Technological Resources Pty. Limited Determination of rock types by spectral scanning

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4236640A (en) * 1978-12-21 1980-12-02 The Superior Oil Company Separation of nahcolite from oil shale by infrared sorting
AU535962B2 (en) * 1979-07-24 1984-04-12 Csr Limited Infraed sorting
EP0064842A1 (en) * 1981-05-12 1982-11-17 Sphere Investments Limited Material sorting

Also Published As

Publication number Publication date
BR9600929A (en) 1997-12-30
AU704679B2 (en) 1999-04-29
GB2298711B (en) 1999-06-30
GB2298711A (en) 1996-09-11
GB9604664D0 (en) 1996-05-01

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