DE341093T1 - Identifikation von edelsteinen. - Google Patents

Identifikation von edelsteinen.

Info

Publication number
DE341093T1
DE341093T1 DE198989304636T DE89304636T DE341093T1 DE 341093 T1 DE341093 T1 DE 341093T1 DE 198989304636 T DE198989304636 T DE 198989304636T DE 89304636 T DE89304636 T DE 89304636T DE 341093 T1 DE341093 T1 DE 341093T1
Authority
DE
Germany
Prior art keywords
radiation
modulated
emission
gemstone
gemstones
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.)
Pending
Application number
DE198989304636T
Other languages
German (de)
English (en)
Inventor
Daniel Johannes The Willows Pretoria R9A Brink
Martin Marlow Buckinghamshire Sl7 2Re Cooper
Martin Phillip Wargrave Berkshire Rg10 8Bb Smith
Robin Wyncliffe Croydon Surrey Cr0 6Xj Smith
Paul Martin Reading Berkshire Rg6 4Ed Spear
Andrew David Garry Ashampstead Reading Berkshire Stewart
Christopher Mark Sunningdale Berkshire Welbourn
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.)
Gersan Ets
Original Assignee
Gersan Ets
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
Priority claimed from GB888810723A external-priority patent/GB8810723D0/en
Priority claimed from GB888816167A external-priority patent/GB8816167D0/en
Priority claimed from GB888826225A external-priority patent/GB8826225D0/en
Priority claimed from GB898906853A external-priority patent/GB8906853D0/en
Application filed by Gersan Ets filed Critical Gersan Ets
Publication of DE341093T1 publication Critical patent/DE341093T1/de
Pending 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
    • B07C5/36—Sorting apparatus characterised by the means used for distribution
    • B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
    • B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
    • B07C5/366—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means during free fall of the articles
    • 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
    • B07C5/3427—Sorting 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
    • 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
    • G01N21/64—Fluorescence; Phosphorescence
    • G01N21/6489—Photoluminescence of semiconductors
    • 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
    • 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
    • G01N2021/1734—Sequential different kinds of measurements; Combining two or more methods
    • 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
    • G01N2021/1789—Time resolved
    • 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
    • G01N2021/845—Objects on a conveyor
    • 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
    • G01N21/86—Investigating moving sheets
    • G01N2021/8609—Optical head specially adapted
    • G01N2021/8627—Optical head specially adapted with an illuminator over the whole width
    • G01N2021/8636—Detecting arrangement therefore, e.g. collimators, screens
    • 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
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/069—Supply of sources
    • G01N2201/0696—Pulsed
    • G01N2201/0697—Pulsed lasers

Landscapes

  • Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (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)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE198989304636T 1988-05-06 1989-05-08 Identifikation von edelsteinen. Pending DE341093T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB888810723A GB8810723D0 (en) 1988-05-06 1988-05-06 Identifying specific objects/zones
GB888816167A GB8816167D0 (en) 1988-07-07 1988-07-07 Identifying objects/zones
GB888826225A GB8826225D0 (en) 1988-11-09 1988-11-09 Examining object
GB898906853A GB8906853D0 (en) 1989-03-23 1989-03-23 Examining an article or objects

Publications (1)

Publication Number Publication Date
DE341093T1 true DE341093T1 (de) 1991-04-11

Family

ID=27450094

Family Applications (1)

Application Number Title Priority Date Filing Date
DE198989304636T Pending DE341093T1 (de) 1988-05-06 1989-05-08 Identifikation von edelsteinen.

Country Status (7)

Country Link
EP (1) EP0341093A3 (enExample)
JP (1) JPH0285749A (enExample)
AU (1) AU630351B2 (enExample)
BR (1) BR8902133A (enExample)
DE (1) DE341093T1 (enExample)
GB (1) GB2219080B (enExample)
IN (1) IN174123B (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2219078B (en) * 1988-05-06 1992-08-26 Gersan Ets Identifying the position of objects or zones
GB2219394B (en) * 1988-05-06 1992-09-16 Gersan Ets Sensing a narrow frequency band of radiation and examining objects or zones
GB9103552D0 (en) * 1991-02-20 1991-04-10 Gersan Ets Classifying or sorting
ZA9410191B (en) * 1993-12-30 1995-08-25 De Beers Ind Diamond Particle classification method and apparatus
ZA955745B (en) * 1994-08-19 1996-02-20 De Beers Ind Diamond Classification of particles according to their Raman response
RU2191076C1 (ru) * 2001-01-29 2002-10-20 Открытое Акционерное Общество "Научно-Производственное Предприятие "Буревестник" Способ рентгенолюминесцентной сепарации минералов (варианты)
RU2196013C1 (ru) * 2001-06-15 2003-01-10 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Способ сепарации минералов
RU2236312C1 (ru) * 2003-04-28 2004-09-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Устройство для сепарации алмазосодержащих материалов
RU2236311C1 (ru) * 2003-04-28 2004-09-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Устройство для сепарации алмазосодержащих материалов
RU2235599C1 (ru) * 2003-04-28 2004-09-10 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Способ сепарации алмазосодержащих материалов
AU2004303615A1 (en) * 2003-12-12 2005-07-07 Element Six Limited Method of incorporating a mark in CVD diamond
RU2271254C2 (ru) * 2004-01-05 2006-03-10 Открытое Акционерное Общество "Научно-Производственное Предприятие "Буревестник" Способ разделения минералов по их люминесцентным свойствам и способ определения порога разделения
RU2310523C1 (ru) * 2006-02-22 2007-11-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Способ сепарации минералов
RU2322304C1 (ru) * 2006-06-07 2008-04-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Способ сепарации алмазосодержащих материалов
RU2334557C2 (ru) * 2006-11-07 2008-09-27 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Способ рентгенолюминесцентной сепарации минералов
RU2336127C1 (ru) * 2006-12-15 2008-10-20 Общество с ограниченной ответственностью "Алмазинтех-консультации и инжиниринг" Способ сепарации алмазосодержащих материалов
RU2356651C1 (ru) * 2007-10-22 2009-05-27 Открытое Акционерное Общество "Научно-Производственное Предприятие "Буревестник" Способ рентгенолюминесцентной сепарации минералов
RU2362635C1 (ru) * 2007-12-25 2009-07-27 Общество С Ограниченной Ответственностью "Лаборатория Инновационных Технологий" Способ люминесцентной сепарации минералов из обогащаемого материала и устройство для его осуществления
GB201511461D0 (en) * 2015-06-30 2015-08-12 Beers Uk De Ltd Luminescence measurements in diamond
CN110064593B (zh) * 2019-04-30 2022-05-20 宋宏亮 一种尾矿固体废物资源回收再利用处理装置
IL266809B (en) * 2019-05-22 2020-08-31 Leizerson Ilya A method and system for evaluating gemstones

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3736428A (en) * 1958-03-27 1973-05-29 Thompson Ramo Wooldridge Inc Detecting with ultraviolet light
JPS5419263B2 (enExample) * 1973-10-17 1979-07-13
JPS5153885A (ja) * 1974-11-06 1976-05-12 Nippon Bunko Kogyo Kk Ramanbunkokodokei
ZA757668B (en) * 1975-12-08 1977-07-27 De Beers Cons Mines Ltd Separation of materials
AU526871B2 (en) * 1977-12-09 1983-02-03 Howard Machinery Limited Transfer of fragile object between conveyors
CH622369A5 (enExample) * 1978-04-18 1981-03-31 Radioelectrique Comp Ind
US4200801A (en) * 1979-03-28 1980-04-29 The United States Of America As Represented By The United States Department Of Energy Portable spotter for fluorescent contaminants on surfaces
GB2089029B (en) * 1980-11-28 1984-03-21 Scintrex Ltd Method and apparatus for the remote detection of certain minerals of uranium zinc lead and other metals
AU587345B2 (en) * 1986-08-20 1989-08-10 De Beers Consolidated Mines Limited Separation process
GB2219394B (en) * 1988-05-06 1992-09-16 Gersan Ets Sensing a narrow frequency band of radiation and examining objects or zones
GB2219078B (en) * 1988-05-06 1992-08-26 Gersan Ets Identifying the position of objects or zones

Also Published As

Publication number Publication date
EP0341093A2 (en) 1989-11-08
AU630351B2 (en) 1992-10-29
GB8910417D0 (en) 1989-06-21
BR8902133A (pt) 1990-01-02
EP0341093A3 (en) 1991-02-27
AU3454089A (en) 1989-11-09
GB2219080A (en) 1989-11-29
IN174123B (enExample) 1994-09-17
JPH0285749A (ja) 1990-03-27
GB2219080B (en) 1992-11-04

Similar Documents

Publication Publication Date Title
DE19647877C2 (de) Verfahren und Schaltungsanordnung zur Ermittlung der Sauerstoffsättigung im Blut
DE69920170D1 (de) Vorrichtung und verfahren zur modulation von gewebe
ATE249166T1 (de) Vorrichtung und verfahren zur glukose-überwachung mittels spektroskopie von durch laser induzierter emissionsstrahlung
DE2547768A1 (de) Ausweisdokument o.dgl.und verfahren zu dessen markierung und pruefung
ATE513181T1 (de) Verfahren und vorrichtung zur durchführung optischer abbildung durch verwendung von frequenzbereichs-interferometrie
DE112011101917B4 (de) Verfahren zur Aufbereitung von Mineralen nach ihren Lumineszenzeigenschaften
DE3851329D1 (de) Verfahren und vorrichtung zum sammeln von blutmustern.
CH673063A5 (enExample)
ATE16851T1 (de) Anordnung zur feststellung von werkzeugverschleiss.
EP0341093A3 (en) Identifying gemstones
DE3766467D1 (de) Verfahren und vorrichtung zur nassbehandlung von textiler schlauchware.
DE3763289D1 (de) Ultrafiltrations-, hyperfiltrations- oder entmineralisierungselement, verfahren zu seiner herstellung und seine verwendung zur aufbereitung von fluessigen, radioaktiven abfaellen.
DE1449013B2 (de) Anordnung zum identifizieren von fahrbahngebundenen bewegten gegenstaenden
DE2459545A1 (de) Verfahren und anordnung zum ueberwachen und messen atmosphaerischer verunreinigungen
ATE327828T1 (de) Probenträger für die ir-spektroskopie von probeflüssigkeiten
DE341096T1 (de) Verfahren zur identifizierung von individuellen objekten oder gebieten.
DE59707145D1 (de) Verfahren und Vorrichtung zum mechanischen Entfernen einer Fremdstoffbeschichtung von einem Basismaterial
AT350315B (de) Verfahren und vorrichtung zur regeneration von rasennarben, insbesondere von rasen-sportfeldern
DE3583147D1 (de) Verfahren und vorrichtung zur erzeugung von stossartigen belastungen an einem pruefling.
DE69017415D1 (de) Verfahren und Vorrichtung zur elektrooptischen Modulation unter Benutzung des niederenergetischen schrägen Überganges in einem stark gekoppelten Übergitter.
EP0840266B1 (de) Vorrichtung zur Überwachung eines elektronischen Sicherungselementes in einer Abfragezone
DE3783860D1 (de) Verfahren und vorrichtung zur messung von cyanid.
DE69114104D1 (de) Verfahren und Vorrichtung zur Behandlung von Treibriemen auf eine automatische Weise.
DE3860519D1 (de) Verfahren zum transport von mitgepaeckstuecken auf der bahn und vorrichtung dazu.
DE3675020D1 (de) Verfahren und vorrichtung zur nassbehandlung von textilen materialien.