GB8901759D0 - Method of and apparatus for sorting and/or confirming the identity of gems - Google Patents

Method of and apparatus for sorting and/or confirming the identity of gems

Info

Publication number: GB8901759D0
Authority: GB; United Kingdom
Prior art keywords: gems; sorting; confirming; identity
Prior art date: 1988-01-29
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

GB898901759A

Other versions

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.)

Argyle Diamond Sales Ltd

Original Assignee

Argyle Diamond Sales 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.)

1988-01-29

Filing date

1989-01-27

Publication date

1989-03-15

1989-01-27 Application filed by Argyle Diamond Sales Ltd filed Critical Argyle Diamond Sales Ltd

1989-03-15 Publication of GB8901759D0 publication Critical patent/GB8901759D0/en

1989-09-13 Publication of GB2215041A publication Critical patent/GB2215041A/en

Status Withdrawn legal-status Critical Current

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
- B07C5/342—Sorting according to other particular properties according to optical properties, e.g. colour
- B07C5/3425—Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain
- B07C5/3427—Sorting according to other particular properties according to optical properties, e.g. colour of granular material, e.g. ore particles, grain by changing or intensifying the optical properties prior to scanning, e.g. by inducing fluorescence under UV or x-radiation, subjecting the material to a chemical reaction
- 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
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/44—Raman spectrometry; Scattering spectrometry ; Fluorescence spectrometry
- G01J3/4406—Fluorescence spectrometry
- 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
- G01N2021/845—Objects on a conveyor
- 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
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6489—Photoluminescence of semiconductors

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, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Sorting Of Articles (AREA)

GB8901759A 1988-01-29 1989-01-27 Sorting and/or confirming the identity of gems Withdrawn GB2215041A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AUPI647788		1988-01-29

Publications (2)

Publication Number	Publication Date
GB8901759D0 true GB8901759D0 (en)	1989-03-15
GB2215041A GB2215041A (en)	1989-09-13

Family

ID=3772749

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB8901759A Withdrawn GB2215041A (en)	1988-01-29	1989-01-27	Sorting and/or confirming the identity of gems

Country Status (6)

Country	Link
CN (1)	CN1037966A (en)
AU (1)	AU2889289A (en)
BE (1)	BE1002936A4 (en)
GB (1)	GB2215041A (en)
IL (1)	IL89100A0 (en)
ZA (1)	ZA89663B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109480414A (en) *	2018-12-27	2019-03-19	深圳市合尔为科技有限公司	Diamond feeding device

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ES2047678T3 (en) *	1988-09-08	1994-03-01	De Beers Ind Diamond	CLASSIFICATION DEVICE.
IL92133A (en) *	1989-10-27	1993-01-31	Uri Neta Haifa And Aharon Yifr	Method and apparatus for identifying gemstones, particularly diamonds
US5835200A (en) *	1990-04-24	1998-11-10	Gersan Establishment	Method and apparatus for examining an object
US5124935A (en) *	1990-11-30	1992-06-23	Omphalos Recovery Systems Inc.	Gemstone identification, tracking and recovery system
GB9103552D0 (en) *	1991-02-20	1991-04-10	Gersan Ets	Classifying or sorting
EP0687356B1 (en) *	1993-03-05	1998-05-13	Gersan Establishment	Distinguishing natural from synthetic diamond
GB2286251B (en) *	1994-01-25	1997-07-09	Gersan Ets	Examining a diamond for synthetic diamond
GB9417665D0 (en) *	1994-09-02	1994-10-19	Gersan Ets	Distinguishing natural from synthetic diamond
GB2303699A (en) *	1995-07-24	1997-02-26	Gersan Ets	A method and apparatus for detecting layers of synthetic diamond
US5983238A (en) *	1997-12-26	1999-11-09	Diamond Id	Gemstons identification tracking and recovery system
US6377340B1 (en)	1999-10-29	2002-04-23	General Electric Company	Method of detection of natural diamonds that have been processed at high pressure and high temperatures
GB2500259A (en) *	2012-03-16	2013-09-18	De Beers Centenary AG	Gemstone inspection
GB2504052B (en) *	2012-03-16	2017-05-10	De Beers Uk Ltd	Sorting aggregate material
WO2015183947A1 (en)	2014-05-27	2015-12-03	Gemological Appraisal Association, Inc.	Gemstone registration and recovery system, and systems for evaluating the light performance of a gemstone and capturing forensic characteristics of a gemstone
GB2554467A (en) *	2016-09-30	2018-04-04	De Beers Uk Ltd	Apparatus for sorting gemstones
CN107144519A (en) *	2017-05-24	2017-09-08	中山市滔略生物科技有限公司	Hemolyzing agent for blood cell analyzer and preparation method thereof
CN107941679A (en) *	2017-11-22	2018-04-20	中山市创艺生化工程有限公司	Reagent for blood cell analyzer
CN108872225A (en) *	2018-07-17	2018-11-23	浙江亚培生物技术有限公司	A kind of detection reagent and detection method detecting animal blood cell
CN109142196A (en) *	2018-08-18	2019-01-04	山东博科生物产业有限公司	Three classification reagent for hemocyte analyzers of one kind
EP4285103A1 (en)	2021-02-01	2023-12-06	Sarine Technologies Ltd.	System and method for characterizing gemstones using fluorescence

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
ZA71900B (en) *	1971-02-12	1972-08-30	De Beers Cons Mines Ltd	Separation of particles by electromagnetic radiation
AU521558B2 (en) *	1978-01-31	1982-04-08	De Beers Industrial Diamond Division (Proprietary) Limited	Diamond detection
GB2073410B (en) *	1980-02-22	1984-06-27	Debex Pty Ltd	Recovering particulate materials from mixtures containing them
US4394580A (en) *	1981-07-27	1983-07-19	L.C.E. Ltd.	Method and apparatus for analyzing gems
AU557022B2 (en) *	1981-10-23	1986-12-04	De Beers Industrial Diamond Division (Proprietary) Limited	Diamond sorting using x-rays
GB2121535B (en) *	1982-06-02	1986-04-30	Anglo Amer Corp South Africa	Detector for use in sorting system
BR8706126A (en) *	1986-11-12	1988-06-14	De Beers Ind Diamond	PROCESS AND APPARATUS FOR SEPARATING A MASS OF PARTICULAR MATERIAL INTO A FRACTION OF DIAMOND AND A FRACTION OF GANGA
KR910001073B1 (en) *	1986-12-31	1991-02-23	삼성전자 주식회사	Control Method of Automatic Dishwasher

1989
- 1989-01-27 BE BE8900087A patent/BE1002936A4/en not_active IP Right Cessation
- 1989-01-27 ZA ZA89663A patent/ZA89663B/en unknown
- 1989-01-27 GB GB8901759A patent/GB2215041A/en not_active Withdrawn
- 1989-01-27 IL IL89100A patent/IL89100A0/en unknown
- 1989-01-27 AU AU28892/89A patent/AU2889289A/en not_active Abandoned
- 1989-01-28 CN CN89101410A patent/CN1037966A/en active Pending

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN109480414A (en) *	2018-12-27	2019-03-19	深圳市合尔为科技有限公司	Diamond feeding device
CN109480414B (en) *	2018-12-27	2024-02-06	深圳市合尔为科技有限公司	Diamond loading attachment

Also Published As

Publication number	Publication date
CN1037966A (en)	1989-12-13
IL89100A0 (en)	1989-08-15
ZA89663B (en)	1989-10-25
AU2889289A (en)	1989-08-10
BE1002936A4 (en)	1991-09-03
GB2215041A (en)	1989-09-13

Publication	Publication Date	Title
IL89100A0 (en)	1989-08-15	Method and apparatus for sorting and/or confirming the identity of gems
EP0407911A3 (en)	1992-10-14	Parallel processing apparatus and parallel processing method
GB8908257D0 (en)	1989-05-24	Method and apparatus for sorting objects
EP0300217A3 (en)	1989-04-12	Processing apparatus and method
EP0343580A3 (en)	1990-03-21	Method and apparatus for matching fingerprints
EP0315469A3 (en)	1990-08-22	Machining apparatus and method
GB2206213B (en)	1991-04-17	Sorting method and apparatus
EP0416646A3 (en)	1991-08-28	Apparatus and method for processing substrates
GB2237485B (en)	1994-07-06	Method and apparatus for processing speech
EP0243773A3 (en)	1989-02-08	Method and apparatus for forming disc-wheel like formed parts
HUT60179A (en)	1992-08-28	Method and apparatus for belt-grinding generating processes
GB8912240D0 (en)	1989-07-12	Apparatus and method
EP0428391A3 (en)	1992-08-05	Method and apparatus for beautificating drawings
GB9025071D0 (en)	1991-01-02	Method and apparatus
GB2227692B (en)	1992-09-16	Sorting method and apparatus
GB2230099B (en)	1993-08-18	Sorting apparatus and method
GB2233134B (en)	1993-01-06	Method of processing text and apparatus for the same
GB2230698B (en)	1992-01-22	Explosive-screening apparatus and method
GB2225109B (en)	1992-10-28	Sorting method and apparatus
IL94434A0 (en)	1991-03-10	Method and apparatus for cleaving gemstones
EP0427234A3 (en)	1992-05-06	Auto-threading method and apparatus
GB8912274D0 (en)	1989-07-12	Method and apparatus
AU6898491A (en)	1991-06-26	Slotted processing apparatus and method
AU2755188A (en)	1990-07-19	Method and apparatus for processing garment portions
ZA901272B (en)	1990-11-28	Sorting method and apparatus

Legal Events

Date	Code	Title	Description
1992-11-11	WAP	Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)