ZA893368B - Identifying gemstones - Google Patents

Identifying gemstones

Info

Publication number
ZA893368B
ZA893368B ZA893368A ZA893368A ZA893368B ZA 893368 B ZA893368 B ZA 893368B ZA 893368 A ZA893368 A ZA 893368A ZA 893368 A ZA893368 A ZA 893368A ZA 893368 B ZA893368 B ZA 893368B
Authority
ZA
South Africa
Prior art keywords
identifying gemstones
gemstones
identifying
Prior art date
Application number
ZA893368A
Other languages
English (en)
Inventor
Martin Phillip Smith
Phillip Smith Martin
Robin Wyncliffe Smith
Wyncliffe Smith Robin
Andrew David Garry Stewart
David Garry Stewart Andrew
Daniel Johannes Brink
Johannes Brink Daniel
Martin Cooper
Cooper Martin
Christopher Mark Welbourn
Mark Welbourn Christopher
Paul Martin Spear
Martin Spear Paul
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
Application filed by Gersan Ets filed Critical Gersan Ets
Publication of ZA893368B publication Critical patent/ZA893368B/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
    • G01N21/84—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
    • G01N21/62—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

Landscapes

  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (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)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
ZA893368A 1988-05-06 1989-05-08 Identifying gemstones ZA893368B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888810723A GB8810723D0 (en) 1988-05-06 1988-05-06 Identifying specific objects/zones

Publications (1)

Publication Number Publication Date
ZA893368B true ZA893368B (en) 1991-01-30

Family

ID=10636444

Family Applications (6)

Application Number Title Priority Date Filing Date
ZA893368A ZA893368B (en) 1988-05-06 1989-05-08 Identifying gemstones
ZA893365A ZA893365B (en) 1988-05-06 1989-05-08 Identifying gemstones
ZA893363A ZA893363B (en) 1988-05-06 1989-05-08 A method of identifying specific objects or zones
ZA893367A ZA893367B (en) 1988-05-06 1989-05-08 Identifying the position of objects or zones
ZA893364A ZA893364B (en) 1988-05-06 1989-05-08 Sensing a narrow frequency band of radiation and gemstones
ZA893362A ZA893362B (en) 1988-05-06 1989-05-08 A method of identifying individual objects or zones

Family Applications After (5)

Application Number Title Priority Date Filing Date
ZA893365A ZA893365B (en) 1988-05-06 1989-05-08 Identifying gemstones
ZA893363A ZA893363B (en) 1988-05-06 1989-05-08 A method of identifying specific objects or zones
ZA893367A ZA893367B (en) 1988-05-06 1989-05-08 Identifying the position of objects or zones
ZA893364A ZA893364B (en) 1988-05-06 1989-05-08 Sensing a narrow frequency band of radiation and gemstones
ZA893362A ZA893362B (en) 1988-05-06 1989-05-08 A method of identifying individual objects or zones

Country Status (3)

Country Link
GB (1) GB8810723D0 (OSRAM)
IN (4) IN174165B (OSRAM)
ZA (6) ZA893368B (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9223818D0 (en) * 1992-11-13 1993-01-06 De Beers Ind Diamond Body scanning system

Also Published As

Publication number Publication date
IN174165B (OSRAM) 1994-10-01
IN174052B (OSRAM) 1994-09-03
ZA893364B (en) 1991-01-30
IN174122B (OSRAM) 1994-09-17
GB8810723D0 (en) 1988-06-08
ZA893367B (en) 1991-01-30
ZA893362B (en) 1991-01-30
IN174124B (OSRAM) 1994-09-17
ZA893363B (en) 1991-01-30
ZA893365B (en) 1991-01-30

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