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GB2013335B - Diamond detection - Google Patents

Diamond detection

Info

Publication number
GB2013335B
GB2013335B GB7903030A GB7903030A GB2013335B GB 2013335 B GB2013335 B GB 2013335B GB 7903030 A GB7903030 A GB 7903030A GB 7903030 A GB7903030 A GB 7903030A GB 2013335 B GB2013335 B GB 2013335B
Authority
GB
United Kingdom
Prior art keywords
diamond detection
diamond
detection
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
GB7903030A
Other versions
GB2013335A (en
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
Priority claimed from ZA00780569A external-priority patent/ZA78569B/en
Application filed by De Beers Industrial Diamond Division Pty Ltd filed Critical De Beers Industrial Diamond Division Pty Ltd
Publication of GB2013335A publication Critical patent/GB2013335A/en
Application granted granted Critical
Publication of GB2013335B publication Critical patent/GB2013335B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating 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
    • G01N23/22—Investigating 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
    • G01N23/223—Investigating 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/07—Investigating materials by wave or particle radiation secondary emission
    • G01N2223/076—X-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)
GB7903030A 1978-01-31 1979-01-29 Diamond detection Expired GB2013335B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ZA00780569A ZA78569B (en) 1978-01-31 1978-01-31 Diamond detection
ZA785618 1978-10-05

Publications (2)

Publication Number Publication Date
GB2013335A GB2013335A (en) 1979-08-08
GB2013335B true GB2013335B (en) 1982-08-18

Family

ID=27131161

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7903030A Expired GB2013335B (en) 1978-01-31 1979-01-29 Diamond detection

Country Status (2)

Country Link
AU (1) AU521558B2 (en)
GB (1) GB2013335B (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 (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4476386A (en) * 1980-06-11 1984-10-09 Commonwealth Scientific And Industrial Research Organization Method and apparatus for material analysis
IL89100A0 (en) * 1988-01-29 1989-08-15 Argyle Diamond Sales Method and apparatus for sorting and/or confirming the identity of gems
GB2219394B (en) * 1988-05-06 1992-09-16 Gersan Ets Sensing a narrow frequency band of radiation and examining objects or zones
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
RU2199108C1 (en) * 2002-04-10 2003-02-20 Акционерная компания "АЛРОСА" Process of separation of diamond-carrying materials
RU2219001C1 (en) * 2002-12-09 2003-12-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Device for separation of mineral raw material
RU2236914C1 (en) * 2003-01-29 2004-09-27 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Mineral raw material separation apparatus
RU2234383C1 (en) * 2003-06-26 2004-08-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Method and device for separating diamond containing materials
RU2310523C1 (en) * 2006-02-22 2007-11-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Method of separation of the minerals
RU2366519C2 (en) * 2007-09-10 2009-09-10 Государственное образовательное учреждение высшего профессионального образования Иркутский государственный университет путей сообщения (ИрГУПС) Separation method of diamond-bearing materials and device for realisation thereof
RU2379130C1 (en) * 2008-09-22 2010-01-20 Акционерная компания "АЛРОСА" (Закрытое акционерное общество) Minerals separation method
RU2401165C1 (en) * 2009-02-04 2010-10-10 Государственное образовательное учреждение высшего профессионального образования "Иркутский государственный университет путей сообщения" (ИрГУПС (ИрИИТ)) Method of separating diamond-bearing materials and device for realising said method
RU2472595C1 (en) * 2011-12-14 2013-01-20 Владлен Васильевич Новиков Method of separating minerals
RU2551486C1 (en) * 2013-12-24 2015-05-27 Открытое акционерное общество "Иркутский научно-исследовательский институт благородных и редких металлов и алмазов" ОАО "Иргиредмет" Method for x-ray radiometric separation of diamond-bearing materials
RU2731173C1 (en) * 2020-01-10 2020-08-31 Акционерное общество "Инновационный Центр "Буревестник" Method of x-ray separation of minerals

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
AU521558B2 (en) 1982-04-08
AU4371779A (en) 1979-08-09
GB2013335A (en) 1979-08-08

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Legal Events

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

Effective date: 19950129