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ZA881881B - Diamond mapping - Google Patents

Diamond mapping

Info

Publication number
ZA881881B
ZA881881B ZA881881A ZA881881A ZA881881B ZA 881881 B ZA881881 B ZA 881881B ZA 881881 A ZA881881 A ZA 881881A ZA 881881 A ZA881881 A ZA 881881A ZA 881881 B ZA881881 B ZA 881881B
Authority
ZA
South Africa
Prior art keywords
diamond
mapping
diamond mapping
Prior art date
Application number
ZA881881A
Other languages
English (en)
Inventor
Heather Jane Bowley
Jane Bowley Heather
Donald Leslie Gerrard
Leslie Gerrard Donald
Original Assignee
British Petroleum Co Plc
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 British Petroleum Co Plc filed Critical British Petroleum Co Plc
Publication of ZA881881B publication Critical patent/ZA881881B/xx

Links

Classifications

    • 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

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
ZA881881A 1987-03-18 1988-03-16 Diamond mapping ZA881881B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878706422A GB8706422D0 (en) 1987-03-18 1987-03-18 Identification method

Publications (1)

Publication Number Publication Date
ZA881881B true ZA881881B (en) 1989-11-29

Family

ID=10614161

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA881881A ZA881881B (en) 1987-03-18 1988-03-16 Diamond mapping

Country Status (12)

Country Link
US (1) US4900147A (xx)
EP (1) EP0305440A1 (xx)
JP (1) JPH01503561A (xx)
KR (1) KR890700818A (xx)
AU (1) AU604866B2 (xx)
BR (1) BR8806080A (xx)
DE (1) DE3890288T1 (xx)
GB (2) GB8706422D0 (xx)
IN (1) IN170639B (xx)
NL (1) NL8820132A (xx)
WO (1) WO1988007189A1 (xx)
ZA (1) ZA881881B (xx)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4005878A1 (de) * 1990-02-24 1991-08-29 Bruker Analytische Messtechnik Raman-spektrometer
US5835200A (en) * 1990-04-24 1998-11-10 Gersan Establishment Method and apparatus for examining an object
GB9103552D0 (en) * 1991-02-20 1991-04-10 Gersan Ets Classifying or sorting
US5932119A (en) * 1996-01-05 1999-08-03 Lazare Kaplan International, Inc. Laser marking system
US6529612B1 (en) * 1997-07-16 2003-03-04 Diversified Scientific, Inc. Method for acquiring, storing and analyzing crystal images
US6980283B1 (en) * 1997-12-18 2005-12-27 Imagestatistics, Inc. Method and associated apparatus for the standardized grading of gemstones
US6020954A (en) 1997-12-18 2000-02-01 Imagestatistics, Inc. Method and associated apparatus for the standardized grading of gemstones
US5983238A (en) * 1997-12-26 1999-11-09 Diamond Id Gemstons identification tracking and recovery system
US7247490B2 (en) * 1999-04-06 2007-07-24 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
US7214540B2 (en) * 1999-04-06 2007-05-08 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
NZ514732A (en) * 1999-04-06 2004-01-30 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
US7250305B2 (en) * 2001-07-30 2007-07-31 Uab Research Foundation Use of dye to distinguish salt and protein crystals under microcrystallization conditions
US7244396B2 (en) * 1999-04-06 2007-07-17 Uab Research Foundation Method for preparation of microarrays for screening of crystal growth conditions
US20020164812A1 (en) * 1999-04-06 2002-11-07 Uab Research Foundation Method for screening crystallization conditions in solution crystal growth
US6450402B1 (en) 1999-05-05 2002-09-17 T.I.D. (The Identifying Diamond) Inc. Identification device
US6308891B1 (en) 1999-05-05 2001-10-30 T.I.D. (The Identifying Diamond) Inc. Jewelry identification
US6630006B2 (en) * 1999-06-18 2003-10-07 The Regents Of The University Of California Method for screening microcrystallizations for crystal formation
US7670429B2 (en) * 2001-04-05 2010-03-02 The California Institute Of Technology High throughput screening of crystallization of materials
ES2219483T3 (es) * 2001-12-13 2004-12-01 Overseas Diamonds Technologies N.V. Aparato para generar datos para determinar una propiedad de una piedra preciosa y procedimientos para determinar una propiedad de una piedra preciosa.
IL148256A0 (en) * 2002-02-19 2002-09-12 Dialit Ltd Gemstone imaging system and apparatus and method of use thereof
US20070026528A1 (en) * 2002-05-30 2007-02-01 Delucas Lawrence J Method for screening crystallization conditions in solution crystal growth
AU2003237459A1 (en) * 2002-06-07 2003-12-22 William R. Bray Diamond cut scoring system and method
AU2003256469A1 (en) * 2002-07-10 2004-01-23 Uab Research Foundation Method for distinguishing between biomolecule and non-biomolecule crystals
US6786733B2 (en) 2002-10-15 2004-09-07 Overseas Diamonds Inc. Computer-implemented method of and system for teaching an untrained observer to evaluate a gemstone
US20050117145A1 (en) * 2003-11-28 2005-06-02 Joshua Altman Detection of imperfections in precious stones
US20100121769A1 (en) * 2004-04-30 2010-05-13 Yeko Sr Steven K Method and System for Facilitating Verification of Ownership Status of a Jewelry-Related Item
US7461017B2 (en) * 2004-04-30 2008-12-02 Yeko Sr Steven K System and method for enabling jewelry certification at local jeweler sites
WO2006033102A1 (en) * 2004-09-21 2006-03-30 Zvi Porat A system and method for three-dimensional location of inclusions in a gemstone
EP1795888B1 (en) 2005-12-09 2017-08-23 Sarine Color Technologies Ltd. Apparatus for generating data for determining a property of a gemstone
US20090234754A1 (en) * 2008-03-11 2009-09-17 Dave Lapa Apparatus, a method, and a system for gemstone evaluation and gemology tutoring over the internet
JP5225235B2 (ja) * 2009-08-24 2013-07-03 株式会社エージーティ・ジェム・ラボラトリー 宝石物質の鑑別方法
CA2778083A1 (en) * 2011-05-24 2012-11-24 Discovery Metals, Llc Ambient reflectivity absorption system for identifying precious or semi-precious materials and associated methods
SG10201609555YA (en) * 2013-08-12 2017-01-27 Caratell Pte Ltd Method and system for certification and verification of gemstones
AT514332B1 (de) 2013-08-27 2014-12-15 Swarovski D Kg Anordnung zur Analyse eines durch Brechung und Reflexion an einem Schmuckstein hervorgerufenen Lichtmusters
CN107044973A (zh) * 2017-03-27 2017-08-15 胡章宏 一种基于拉曼光谱的钻石快速检测方法及装置
US10552950B2 (en) 2017-05-25 2020-02-04 International Business Machines Corporation Mapping and encoding gemological features

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL43465A (en) * 1973-10-23 1976-12-31 Yeda Res & Dev Gem identification
FR2253410A5 (xx) * 1973-12-03 1975-06-27 Inst Nat Sante Rech Med
GB1547371A (en) * 1975-01-03 1979-06-13 De Beers Cons Mines Ltd Diamond identification
DE2935812A1 (de) * 1979-09-05 1981-03-12 Fa. Carl Zeiss, 7920 Heidenheim Verfahren zur werkstoffpruefung
FR2496888A1 (fr) * 1980-12-22 1982-06-25 Gemological Lab Antwerp Ensemble de metrologie gemmologique pour la gradation automatique d'une gemme, en particulier le diamant et autres pierres precieuses
FR2571144B1 (fr) * 1984-10-01 1986-12-19 Centre Nat Rech Scient Dispositif notamment de multi-mesure pour analyser a distance et in situ, un echantillon par spectrometrie raman
GB8514992D0 (en) * 1985-06-13 1985-07-17 British Nuclear Fuels Plc Differentiation technique
GB8531330D0 (en) * 1985-12-19 1986-01-29 British Petroleum Co Plc Differentiation process

Also Published As

Publication number Publication date
GB2219392A (en) 1989-12-06
WO1988007189A1 (en) 1988-09-22
KR890700818A (ko) 1989-04-27
NL8820132A (nl) 1989-02-01
GB2219392B (en) 1991-06-26
DE3890288T1 (de) 1989-03-23
AU604866B2 (en) 1991-01-03
US4900147A (en) 1990-02-13
GB8824662D0 (en) 1989-01-05
BR8806080A (pt) 1989-10-31
IN170639B (xx) 1992-04-25
JPH01503561A (ja) 1989-11-30
AU1392388A (en) 1988-10-10
EP0305440A1 (en) 1989-03-08
GB8706422D0 (en) 1987-04-23

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