ZA757668B - Separation of materials - Google Patents

Separation of materials

Info

Publication number
ZA757668B
ZA757668B ZA757668A ZA757668A ZA757668B ZA 757668 B ZA757668 B ZA 757668B ZA 757668 A ZA757668 A ZA 757668A ZA 757668 A ZA757668 A ZA 757668A ZA 757668 B ZA757668 B ZA 757668B
Authority
ZA
South Africa
Prior art keywords
separation
materials
Prior art date
Application number
ZA757668A
Other languages
English (en)
Inventor
M Bockelmann
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 ZA757668A priority Critical patent/ZA757668B/xx
Priority to GB49014/76A priority patent/GB1528699A/en
Priority to US05/745,896 priority patent/US4212397A/en
Priority to AU20093/76A priority patent/AU506736B2/en
Priority to ZM140/76A priority patent/ZM14076A1/xx
Priority to PT65933A priority patent/PT65933B/pt
Priority to CA267,306A priority patent/CA1071582A/en
Priority to BR7608214A priority patent/BR7608214A/pt
Publication of ZA757668B publication Critical patent/ZA757668B/xx

Links

Classifications

    • 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
    • B07C5/346Sorting according to other particular properties according to radioactive properties
    • 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
    • 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
    • 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)
ZA757668A 1975-12-08 1975-12-08 Separation of materials ZA757668B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
ZA757668A ZA757668B (en) 1975-12-08 1975-12-08 Separation of materials
GB49014/76A GB1528699A (en) 1975-12-08 1976-11-24 Separation of materials according to fluorescence
US05/745,896 US4212397A (en) 1975-12-08 1976-11-29 Separation of materials
AU20093/76A AU506736B2 (en) 1975-12-08 1976-11-30 Separation of materi-J. s using fluorescence
ZM140/76A ZM14076A1 (en) 1975-12-08 1976-12-03 Separation of materials
PT65933A PT65933B (en) 1975-12-08 1976-12-06 Separation of materials
CA267,306A CA1071582A (en) 1975-12-08 1976-12-07 Diamondiferous separation by pulsed x-ray fluorescence
BR7608214A BR7608214A (pt) 1975-12-08 1976-12-07 Aparelho para separar um material selecionado

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA757668A ZA757668B (en) 1975-12-08 1975-12-08 Separation of materials

Publications (1)

Publication Number Publication Date
ZA757668B true ZA757668B (en) 1977-07-27

Family

ID=25569749

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA757668A ZA757668B (en) 1975-12-08 1975-12-08 Separation of materials

Country Status (8)

Country Link
US (1) US4212397A (pt)
AU (1) AU506736B2 (pt)
BR (1) BR7608214A (pt)
CA (1) CA1071582A (pt)
GB (1) GB1528699A (pt)
PT (1) PT65933B (pt)
ZA (1) ZA757668B (pt)
ZM (1) ZM14076A1 (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA786121B (en) * 1978-10-31 1979-12-27 Gunson Sa Ltd Improvements relating to monitoring light sensitive electronic components
DE3047536A1 (de) * 1980-12-17 1982-07-29 Klaus Prof. Dipl.-Ing. 4130 Moers Sczimarowski Verfahren und vorrichtung zum sortieren von metallteilen
JPS59174742A (ja) * 1983-03-25 1984-10-03 Agency Of Ind Science & Technol 微小粒子を区分又は選別する方法及びその装置
GB8314340D0 (en) * 1983-05-24 1983-06-29 British Petroleum Co Plc Separation technique
WO1988001378A1 (en) * 1986-08-20 1988-02-25 The British Petroleum Company P.L.C. Separation process
GB2199657B (en) * 1986-11-12 1990-12-12 De Beers Ind Diamond Diamond sorting
GB8805103D0 (en) * 1988-03-03 1988-03-30 Molins Plc Cigarette manufacture
GB2219078B (en) * 1988-05-06 1992-08-26 Gersan Ets Identifying the position of objects or zones
GB2219080B (en) * 1988-05-06 1992-11-04 Gersan Ets Identifying gemstones
US5206699A (en) * 1988-05-06 1993-04-27 Gersan Establishment Sensing a narrow frequency band of radiation and gemstones
GB2219079B (en) * 1988-05-06 1992-09-09 Gersan Ets A method of identifying individual objects or zones
US5202932A (en) * 1990-06-08 1993-04-13 Catawa Pty. Ltd. X-ray generating apparatus and associated method
EP0461457B1 (en) * 1990-06-12 1995-08-09 Kurt-Henry Dipl.-Ing. Mindermann Apparatus for sorting solids
USRE36537E (en) * 1990-10-29 2000-02-01 National Recovery Technologies, Inc. Method and apparatus for sorting materials using electromagnetic sensing
US5260576A (en) * 1990-10-29 1993-11-09 National Recovery Technologies, Inc. Method and apparatus for the separation of materials using penetrating electromagnetic radiation
GB9211734D0 (en) * 1992-06-03 1992-07-15 Gersan Ets Prospecting for diamonds
NL1016916C2 (nl) * 2000-12-15 2002-07-02 Univ Delft Tech Werkwijze en inrichting voor het analyseren en het scheiden van materiaalstromen.
US7661239B2 (en) * 2003-10-17 2010-02-16 Alliance Concrete Concepts Inc. Masonry brick
CN102326070A (zh) * 2009-02-23 2012-01-18 技术资源有限公司 探测在材料内的矿物
AU2011245066B2 (en) * 2010-04-28 2015-11-05 Technological Resources Pty. Limited Sorting mined material
GB2500259A (en) 2012-03-16 2013-09-18 De Beers Centenary AG Gemstone inspection
DE102014004529A1 (de) * 2014-03-27 2015-10-15 Ludwig-Maximilians-Universität München Die automatische Sortierung von Polymermaterialien anhand der Fluoreszenzabklingzeit der Eigenfluoreszenz und der Fluoreszenz von Markierungsstoffen
BR112021007205A2 (pt) 2018-10-18 2021-08-10 Security Matters Ltd. sistema para detectar e identificar pelo menos um elemento estranho predeterminado em uma substância, e, método para inspecionar uma substância .

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2890347A (en) * 1954-11-15 1959-06-09 Owens Illinois Glass Co Comparing and measuring values by use of x-rays
US3011634A (en) * 1958-03-03 1961-12-05 K & H Equipment Ltd Method and apparatus for sorting materials
US3137392A (en) * 1960-05-21 1964-06-16 David L Slight Apparatus for separating crops from other matter
US3390268A (en) * 1965-09-30 1968-06-25 Trw Inc Electrical apparatus for simulating the optical stimulation of a medium and computing characteristic life-times of said medium
GB1155088A (en) * 1965-12-03 1969-06-18 Yissum Res Dev Co Improvements in Fluoroscopy
US3650400A (en) * 1970-02-09 1972-03-21 American Cyanamid Co Optical sensing system usable in ambient light
US3917947A (en) * 1973-01-26 1975-11-04 Borden Inc Foreign particle detector
US4018530A (en) * 1975-11-18 1977-04-19 Block Engineering, Inc. Fluorescence spectrometry employing excitation of bleaching intensity

Also Published As

Publication number Publication date
AU506736B2 (en) 1980-01-24
PT65933A (en) 1977-01-01
GB1528699A (en) 1978-10-18
ZM14076A1 (en) 1977-08-22
BR7608214A (pt) 1977-11-22
CA1071582A (en) 1980-02-12
US4212397A (en) 1980-07-15
PT65933B (en) 1978-06-13
AU2009376A (en) 1978-06-08

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