ZA200704772B - An apparatus for and method of sorting objects using reflectance spectroscopy - Google Patents

An apparatus for and method of sorting objects using reflectance spectroscopy

Info

Publication number
ZA200704772B
ZA200704772B ZA200704772A ZA200704772A ZA200704772B ZA 200704772 B ZA200704772 B ZA 200704772B ZA 200704772 A ZA200704772 A ZA 200704772A ZA 200704772 A ZA200704772 A ZA 200704772A ZA 200704772 B ZA200704772 B ZA 200704772B
Authority
ZA
South Africa
Prior art keywords
reflectance spectroscopy
sorting objects
sorting
objects
reflectance
Prior art date
Application number
ZA200704772A
Inventor
Labotski Alexeii Ucamel
Hill Graeme John
Dirker Jaco
Green Jeremy James
Maunye Lehlohonolo
Kruger Martin Jacobus
Viranna Narendra Balaguru
Manilall Nishal
Original Assignee
De Beers Cons Mines 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 Cons Mines Ltd filed Critical De Beers Cons Mines Ltd
Priority to ZA200704772A priority Critical patent/ZA200704772B/en
Publication of ZA200704772B publication Critical patent/ZA200704772B/en

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
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Electro-optical investigation, e.g. flow cytometers
    • G01N15/1456—Electro-optical investigation, e.g. flow cytometers without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Electro-optical investigation, e.g. flow cytometers without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • 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
    • G01N21/85—Investigating moving fluids or granular solids
    • 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
    • G01N15/149—
ZA200704772A 2004-11-17 2005-11-17 An apparatus for and method of sorting objects using reflectance spectroscopy ZA200704772B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ZA200704772A ZA200704772B (en) 2004-11-17 2005-11-17 An apparatus for and method of sorting objects using reflectance spectroscopy

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA200409204 2004-11-17
ZA200704772A ZA200704772B (en) 2004-11-17 2005-11-17 An apparatus for and method of sorting objects using reflectance spectroscopy

Publications (1)

Publication Number Publication Date
ZA200704772B true ZA200704772B (en) 2008-08-27

Family

ID=35655918

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200704772A ZA200704772B (en) 2004-11-17 2005-11-17 An apparatus for and method of sorting objects using reflectance spectroscopy

Country Status (5)

Country Link
AP (1) AP2096A (en)
AU (1) AU2005305581A1 (en)
CA (1) CA2587728A1 (en)
WO (1) WO2006054154A1 (en)
ZA (1) ZA200704772B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2615704A1 (en) * 2005-07-11 2007-01-18 De Beers Consolidated Mines Limited Infrared imaging spectroscopy system and method for sorting particulate material
EP1862795A1 (en) 2006-05-10 2007-12-05 ABB Schweiz AG Bulk Material Analyzer System
US7924414B2 (en) 2006-05-10 2011-04-12 Abb Schweiz Ag Non-hazardous bulk material analyzer system
RU2009102660A (en) * 2006-06-28 2010-08-10 Монсанто Текнолоджи Ллс (Us) INSTALLATION AND METHOD FOR SORTING SMALL ITEMS
US7663108B2 (en) 2008-01-23 2010-02-16 Abb Schweiz Ag Pulverized bulk material planetary and double helix analyzer system
CA2688805C (en) 2008-11-18 2013-07-02 John F. Green Method and apparatus for sorting heterogeneous material
RU2012116155A (en) 2009-09-22 2013-10-27 Итёрнити Мэньюфэкчюринг Лимитед DIAMOND SORTING SYSTEM
US8134712B1 (en) * 2011-02-21 2012-03-13 Nalco Company Apparatus and method for estimation of ore quality using color correlations
CA2833918C (en) 2011-04-28 2018-12-18 Qualysense Ag Sorting apparatus
WO2014068389A2 (en) * 2012-10-31 2014-05-08 Sahajanand Technologies Private Limited Counting gemstones using image processing
US10006868B2 (en) 2013-06-18 2018-06-26 Arvindbhai Lavjibhai Patel Method and device for gemstone evolution
CN104647351A (en) * 2013-11-24 2015-05-27 邢玉明 Parallel manipulator of spectral imager
CN105583167B (en) * 2016-01-26 2018-02-06 河源职业技术学院 A kind of infrared matrix position identification sorting equipment and method for sorting
WO2017148489A1 (en) * 2016-03-04 2017-09-08 Flsmidth A/S Portable apparatus and method for performing spectral scanning, imaging and sample analysis
CN106501261A (en) * 2016-10-28 2017-03-15 核工业北京地质研究院 A kind of method that imaging EO-1 hyperion identifies turquoise
WO2020091821A1 (en) 2018-11-02 2020-05-07 Gcp Applied Technologies, Inc Cement production
CN110614160B (en) * 2019-10-09 2020-07-24 中国科学院地质与地球物理研究所 Method for separating single mineral garnet from durite
CN113414141B (en) * 2021-07-13 2022-11-15 宁伟光 High-energy-efficiency and high-stability transmission device for coal mine electromechanical transportation
FR3138331A1 (en) 2022-07-26 2024-02-02 Tellux METHOD FOR AUTOMATIC TREATMENT OF AGGREGATE-SHAPED MILES ON A CONVEYOR EQUIPPED WITH A HYPERSPECTRAL IMAGER

Family Cites Families (5)

* 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
SE470465B (en) * 1992-09-07 1994-04-18 Agrovision Ab Method and apparatus for automatic assessment of grain cores and other granular products
AUPN599495A0 (en) * 1995-10-16 1995-11-09 Scientific Industrial Automation Pty Limited Method and apparatus for sizing particulate material
WO2002084262A2 (en) * 2001-04-13 2002-10-24 Cargill, Incorporated Processes for evaluating agricultural and/or food materials; applications; and, products
EP1273901A1 (en) * 2001-07-02 2003-01-08 Université de Liège Method and apparatus for automatic measurement of particle size and form

Also Published As

Publication number Publication date
WO2006054154A1 (en) 2006-05-26
CA2587728A1 (en) 2006-05-26
AP2096A (en) 2010-01-29
AP2007004009A0 (en) 2007-06-30
AU2005305581A1 (en) 2006-05-26

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