GB2107861B - Particulate sorting apparatus - Google Patents

Particulate sorting apparatus

Info

Publication number
GB2107861B
GB2107861B GB08230273A GB8230273A GB2107861B GB 2107861 B GB2107861 B GB 2107861B GB 08230273 A GB08230273 A GB 08230273A GB 8230273 A GB8230273 A GB 8230273A GB 2107861 B GB2107861 B GB 2107861B
Authority
GB
United Kingdom
Prior art keywords
sorting apparatus
particulate sorting
particulate
sorting
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
Application number
GB08230273A
Other versions
GB2107861A (en
Inventor
Henry Joseph Coppens
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 GB2107861A publication Critical patent/GB2107861A/en
Application granted granted Critical
Publication of GB2107861B publication Critical patent/GB2107861B/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/22Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
    • G01N23/223Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting 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
    • B07C5/34Sorting according to other particular properties
    • B07C5/342Sorting according to other particular properties according to optical properties, e.g. colour
    • B07C5/3425Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
    • B07C5/3427Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain by changing or intensifying the optical properties prior to scanning, e.g. by inducing fluorescence under UV or x-radiation, subjecting the material to a chemical reaction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B07SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07CPOSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00Sorting 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
    • B07C5/36Sorting apparatus characterised by the means used for distribution
    • B07C5/363Sorting apparatus characterised by the means used for distribution by means of air
    • B07C5/365Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
    • B07C5/366Sorting apparatus characterised by the means used for distribution by means of air using a single separation means during free fall of the articles
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00Investigating materials by wave or particle radiation
    • G01N2223/07Investigating materials by wave or particle radiation secondary emission
    • G01N2223/076X-ray fluorescence

Landscapes

  • Physics & Mathematics (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)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Sorting Of Articles (AREA)
GB08230273A 1981-10-23 1982-10-22 Particulate sorting apparatus Expired GB2107861B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA817366 1981-10-23

Publications (2)

Publication Number Publication Date
GB2107861A GB2107861A (en) 1983-05-05
GB2107861B true GB2107861B (en) 1985-08-14

Family

ID=25575714

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08230273A Expired GB2107861B (en) 1981-10-23 1982-10-22 Particulate sorting apparatus

Country Status (2)

Country Link
AU (1) AU557022B2 (en)
GB (1) GB2107861B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5206699A (en) 1988-05-06 1993-04-27 Gersan Establishment Sensing a narrow frequency band of radiation and gemstones

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2121535B (en) * 1982-06-02 1986-04-30 Anglo Amer Corp South Africa Detector for use in sorting system
GB8314340D0 (en) * 1983-05-24 1983-06-29 British Petroleum Co Plc Separation technique
AU2889289A (en) * 1988-01-29 1989-08-10 Argyle Diamond Sales Limited Method of identifying gems
GB2282882B (en) * 1992-06-03 1995-11-15 Gersan Ets Detecting diamonds in a rock sample
GB9211734D0 (en) * 1992-06-03 1992-07-15 Gersan Ets Prospecting for diamonds
AU719072B2 (en) * 1995-04-07 2000-05-04 Technological Resources Pty Limited A method and an apparatus for analysing a material
AUPN226295A0 (en) * 1995-04-07 1995-05-04 Technological Resources Pty Limited A method and an apparatus for analysing a material
AU747298B2 (en) * 1997-08-13 2002-05-16 De Beers Consolidated Mines Limited On-line diamond detection
GB2382135A (en) * 2001-11-20 2003-05-21 Spectral Fusion Technologies L X-ray apparatus for grading meat samples according to a predetermined meat to fat ratio
CN103913477B (en) * 2014-04-16 2016-06-15 国家黄金钻石制品质量监督检验中心 The place of production authentication method of a kind of Taishan jade ranges

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5206699A (en) 1988-05-06 1993-04-27 Gersan Establishment Sensing a narrow frequency band of radiation and gemstones

Also Published As

Publication number Publication date
GB2107861A (en) 1983-05-05
AU557022B2 (en) 1986-12-04
AU8962282A (en) 1983-04-28

Similar Documents

Publication Publication Date Title
GB2091703B (en) Improvements in sorting apparatus
DE3473735D1 (en) Mail sorting apparatus
GB8302870D0 (en) Sorting conveyor system
DE3472164D1 (en) Particle counting apparatus
GB2067924B (en) Sorting apparatus
GB8317377D0 (en) Continuous particulate measuring apparatus
GB2129985B (en) Sorting technique
GB2098729B (en) Colour sorting apparatus
GB8332201D0 (en) Classifying means
GB2091416B (en) Sorting objects
DE3378960D1 (en) Sorting device
GB2107861B (en) Particulate sorting apparatus
GB2091415B (en) Sorting objects
AU537172B2 (en) Sorting apparatus
JPS57209457A (en) Power-and-free conveyor device
GB8311134D0 (en) Sorting apparatus
GB2130995B (en) Palletizing apparatus
GB2120809B (en) Sorting
GB2101552B (en) Sorting system
JPS57188235A (en) Inspecting apparatus
GB2111935B (en) Conveyor apparatus
JPS56158639A (en) Sorting apparatus
GB2152260B (en) Mail sorting apparatus
DE3469852D1 (en) Sorting device
ZA827599B (en) Particulate sorting apparatus

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19941022