GB2285127B - Method and apparatus for the classification of particles by irradiation with a neutron beam - Google Patents

Method and apparatus for the classification of particles by irradiation with a neutron beam

Info

Publication number
GB2285127B
GB2285127B GB9426049A GB9426049A GB2285127B GB 2285127 B GB2285127 B GB 2285127B GB 9426049 A GB9426049 A GB 9426049A GB 9426049 A GB9426049 A GB 9426049A GB 2285127 B GB2285127 B GB 2285127B
Authority
GB
United Kingdom
Prior art keywords
classification
irradiation
particles
neutron beam
neutron
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 - Fee Related
Application number
GB9426049A
Other versions
GB9426049D0 (en
GB2285127A (en
Inventor
Ulf Anders Staffan Tapper
Jacek Guzek
John Ivor William Watterson
Heidar Rahmanian
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 GB9426049D0 publication Critical patent/GB9426049D0/en
Publication of GB2285127A publication Critical patent/GB2285127A/en
Application granted granted Critical
Publication of GB2285127B publication Critical patent/GB2285127B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N23/02—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 transmitting the radiation through the material
    • G01N23/04—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 transmitting the radiation through the material and forming images of the material
    • G01N23/05—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 transmitting the radiation through the material and forming images of the material using neutrons
GB9426049A 1993-12-22 1994-12-21 Method and apparatus for the classification of particles by irradiation with a neutron beam Expired - Fee Related GB2285127B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ZA939617 1993-12-22

Publications (3)

Publication Number Publication Date
GB9426049D0 GB9426049D0 (en) 1995-02-22
GB2285127A GB2285127A (en) 1995-06-28
GB2285127B true GB2285127B (en) 1997-07-23

Family

ID=25583548

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9426049A Expired - Fee Related GB2285127B (en) 1993-12-22 1994-12-21 Method and apparatus for the classification of particles by irradiation with a neutron beam

Country Status (5)

Country Link
AU (1) AU680962B2 (en)
CA (1) CA2138503C (en)
GB (1) GB2285127B (en)
RU (1) RU2141109C1 (en)
ZA (1) ZA9410192B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2151409C1 (en) * 1996-03-04 2000-06-20 Де Бирз Консолидейтед Майнз Лимитед Process of detection of presence of diamond in substance
EP0897534A4 (en) * 1996-04-30 2002-11-06 Univ Columbia Substance detection device using monoenergetic neutrons
US6693281B2 (en) 2001-05-02 2004-02-17 Massachusetts Institute Of Technology Fast neutron resonance radiography for elemental mapping
EP1554060B1 (en) * 2002-10-11 2006-11-29 Force Technology A system and a method of automatically sorting objects
CN1942759B (en) * 2004-03-12 2011-01-12 苏珊·M·塞尔肖普 Detection of diamonds
RU2521723C1 (en) * 2013-03-01 2014-07-10 Общество с ограниченной ответственностью "Нейтронные технологии" Method and apparatus for detecting diamonds in kimberlite
RU2612734C2 (en) * 2015-08-18 2017-03-13 Общество с ограниченной ответственностью "Диамант" Installation for dry enrichment of kimberlite ore by method of labelled neutrons
CN110308169A (en) * 2019-08-09 2019-10-08 山东大学 A kind of TBM slag piece ray back scattering real time scan imaging device and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1081016A (en) * 1963-12-02 1967-08-31 Veitscher Magnesitwerke Ag Method and apparatus for testing shaped bodies treated with hydrogen-containing substances
GB2193312A (en) * 1986-07-29 1988-02-03 Atomic Energy Authority Uk Flint-in-chalk sorting

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1081016A (en) * 1963-12-02 1967-08-31 Veitscher Magnesitwerke Ag Method and apparatus for testing shaped bodies treated with hydrogen-containing substances
GB2193312A (en) * 1986-07-29 1988-02-03 Atomic Energy Authority Uk Flint-in-chalk sorting

Also Published As

Publication number Publication date
AU680962B2 (en) 1997-08-14
RU94044530A (en) 1996-10-20
AU8163494A (en) 1995-06-29
ZA9410192B (en) 1995-09-08
RU2141109C1 (en) 1999-11-10
CA2138503A1 (en) 1995-06-23
GB9426049D0 (en) 1995-02-22
GB2285127A (en) 1995-06-28
CA2138503C (en) 2004-10-12

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Legal Events

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

Effective date: 20121221