IT1007743B - DEVICE FOR THE DETERMINATION OF THE EVALUATION DATA OF PRECIOUS STONES COLORED IN PARTICULAR BRILLIANT - Google Patents

DEVICE FOR THE DETERMINATION OF THE EVALUATION DATA OF PRECIOUS STONES COLORED IN PARTICULAR BRILLIANT

Info

Publication number
IT1007743B
IT1007743B IT2079574A IT2079574A IT1007743B IT 1007743 B IT1007743 B IT 1007743B IT 2079574 A IT2079574 A IT 2079574A IT 2079574 A IT2079574 A IT 2079574A IT 1007743 B IT1007743 B IT 1007743B
Authority
IT
Italy
Prior art keywords
determination
evaluation data
precious stones
colored
brilliant
Prior art date
Application number
IT2079574A
Other languages
Italian (it)
Original Assignee
Dihaco Diamanten Handels Co
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 DE19732313783 external-priority patent/DE2313783C3/en
Application filed by Dihaco Diamanten Handels Co filed Critical Dihaco Diamanten Handels Co
Application granted granted Critical
Publication of IT1007743B publication Critical patent/IT1007743B/en

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

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)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
IT2079574A 1973-03-20 1974-04-08 DEVICE FOR THE DETERMINATION OF THE EVALUATION DATA OF PRECIOUS STONES COLORED IN PARTICULAR BRILLIANT IT1007743B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732313783 DE2313783C3 (en) 1973-03-20 Device for determining the evaluation data of colored gemstones, in particular diamonds

Publications (1)

Publication Number Publication Date
IT1007743B true IT1007743B (en) 1976-10-30

Family

ID=5875313

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2079574A IT1007743B (en) 1973-03-20 1974-04-08 DEVICE FOR THE DETERMINATION OF THE EVALUATION DATA OF PRECIOUS STONES COLORED IN PARTICULAR BRILLIANT

Country Status (3)

Country Link
BE (1) BE812495A (en)
GB (1) GB1449565A (en)
IT (1) IT1007743B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3213533A1 (en) * 1982-04-10 1983-10-20 Bruker Analytische Meßtechnik GmbH, 7512 Rheinstetten INFRARED SPECTROMETER
US4602160A (en) * 1983-09-28 1986-07-22 Sentrol Systems Ltd. Infrared constituent analyzer and control system
US5184732A (en) * 1985-12-20 1993-02-09 Gersan Establishment Shape sorting

Also Published As

Publication number Publication date
DE2313783B2 (en) 1975-09-18
GB1449565A (en) 1976-09-15
BE812495A (en) 1974-09-19
DE2313783A1 (en) 1974-10-03

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