AU8117987A – Diamond sorting
– Google Patents
AU8117987A – Diamond sorting
– Google Patents
Diamond sorting
Info
Publication number
AU8117987A
AU8117987A
AU81179/87A
AU8117987A
AU8117987A
AU 8117987 A
AU8117987 A
AU 8117987A
AU 81179/87 A
AU81179/87 A
AU 81179/87A
AU 8117987 A
AU8117987 A
AU 8117987A
AU 8117987 A
AU8117987 A
AU 8117987A
Authority
AU
Australia
Prior art keywords
diamond sorting
diamond
sorting
Prior art date
1986-11-12
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.)
Granted
Application number
AU81179/87A
Other versions
AU595660B2
(en
Inventor
Carlton Nigel Dodge
Stuart Hedley Robertson
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.)
1986-11-12
Filing date
1987-11-12
Publication date
1988-05-19
1987-11-12
Application filed by De Beers Industrial Diamond Division Pty Ltd
filed
Critical
De Beers Industrial Diamond Division Pty Ltd
1988-05-19
Publication of AU8117987A
publication
Critical
patent/AU8117987A/en
1990-04-05
Application granted
granted
Critical
1990-04-05
Publication of AU595660B2
publication
Critical
patent/AU595660B2/en
2007-11-12
Anticipated expiration
legal-status
Critical
Status
Ceased
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
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
B07C5/36—Sorting apparatus characterised by the means used for distribution
B07C5/363—Sorting apparatus characterised by the means used for distribution by means of air
B07C5/365—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means
B07C5/366—Sorting apparatus characterised by the means used for distribution by means of air using a single separation means during free fall of the articles
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
AU81179/87A
1986-11-12
1987-11-12
Diamond sorting
Ceased
AU595660B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
ZA868581
1986-11-12
ZA86/8581
1986-11-12
Publications (2)
Publication Number
Publication Date
AU8117987A
true
AU8117987A
(en)
1988-05-19
AU595660B2
AU595660B2
(en)
1990-04-05
Family
ID=25578628
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU81179/87A
Ceased
AU595660B2
(en)
1986-11-12
1987-11-12
Diamond sorting
Country Status (3)
Country
Link
AU
(1)
AU595660B2
(en)
BR
(1)
BR8706126A
(en)
GB
(1)
GB2199657B
(en)
Cited By (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
AU587345B2
(en)
*
1986-08-20
1989-08-10
De Beers Consolidated Mines Limited
Separation process
AU623140B2
(en)
*
1988-05-06
1992-05-07
Gersan Establishment
A method of identifying specific objects or zones
Families Citing this family (8)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
IL89100A0
(en)
*
1988-01-29
1989-08-15
Argyle Diamond Sales
Method and apparatus for sorting and/or confirming the identity of gems
US5206699A
(en)
1988-05-06
1993-04-27
Gersan Establishment
Sensing a narrow frequency band of radiation and gemstones
IL92133A
(en)
*
1989-10-27
1993-01-31
Uri Neta Haifa And Aharon Yifr
Method and apparatus for identifying gemstones, particularly diamonds
GB9103552D0
(en)
*
1991-02-20
1991-04-10
Gersan Ets
Classifying or sorting
GB2504052B
(en)
*
2012-03-16
2017-05-10
De Beers Uk Ltd
Sorting aggregate material
CN106269564B
(en)
*
2016-08-23
2019-05-14
北京柯林柯矿业科技有限公司
Ore sorting process and equipment based on image recognition technology and mechanical arm
CN111715540B
(en)
*
2020-04-29
2021-02-02
江苏旷博智能技术有限公司
Apparatus and method for sorting coal and gangue
CN117120831A
(en)
*
2021-04-28
2023-11-24
住友电工硬质合金株式会社
Method and device for measuring nitrogen concentration of diamond
Family Cites Families (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
ZA757668B
(en)
*
1975-12-08
1977-07-27
De Beers Cons Mines Ltd
Separation of materials
GB2140555B
(en)
*
1983-05-24
1987-03-25
British Petroleum Co Plc
Diamond separation
1987
1987-11-12
GB
GB8726532A
patent/GB2199657B/en
not_active
Expired – Lifetime
1987-11-12
BR
BR8706126A
patent/BR8706126A/en
not_active
Application Discontinuation
1987-11-12
AU
AU81179/87A
patent/AU595660B2/en
not_active
Ceased
Cited By (2)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
AU587345B2
(en)
*
1986-08-20
1989-08-10
De Beers Consolidated Mines Limited
Separation process
AU623140B2
(en)
*
1988-05-06
1992-05-07
Gersan Establishment
A method of identifying specific objects or zones
Also Published As
Publication number
Publication date
GB8726532D0
(en)
1987-12-16
AU595660B2
(en)
1990-04-05
BR8706126A
(en)
1988-06-14
GB2199657A
(en)
1988-07-13
GB2199657B
(en)
1990-12-12
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Bin
Legal Events
Date
Code
Title
Description
2001-06-21
MK14
Patent ceased section 143(a) (annual fees not paid) or expired
