ZA702986B - Improvements in or relating to methods and apparatus for distinguishing bodies according to their translucency - Google Patents

Improvements in or relating to methods and apparatus for distinguishing bodies according to their translucency

Info

Publication number
ZA702986B
ZA702986B ZA702986A ZA702986A ZA702986B ZA 702986 B ZA702986 B ZA 702986B ZA 702986 A ZA702986 A ZA 702986A ZA 702986 A ZA702986 A ZA 702986A ZA 702986 B ZA702986 B ZA 702986B
Authority
ZA
South Africa
Prior art keywords
translucency
distinguishing
relating
methods
bodies according
Prior art date
Application number
ZA702986A
Other languages
English (en)
Inventor
C Reid
I Ritchie
Original Assignee
Atomic Energy Authority Uk
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 Atomic Energy Authority Uk filed Critical Atomic Energy Authority Uk
Publication of ZA702986B publication Critical patent/ZA702986B/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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • 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
    • 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

Landscapes

  • General Health & Medical Sciences (AREA)
  • 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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sorting Of Articles (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
ZA702986A 1969-05-19 1970-05-04 Improvements in or relating to methods and apparatus for distinguishing bodies according to their translucency ZA702986B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2552969 1969-05-19

Publications (1)

Publication Number Publication Date
ZA702986B true ZA702986B (en) 1971-12-29

Family

ID=10229163

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA702986A ZA702986B (en) 1969-05-19 1970-05-04 Improvements in or relating to methods and apparatus for distinguishing bodies according to their translucency

Country Status (6)

Country Link
US (1) US3786266A (xx)
CA (1) CA923724A (xx)
DE (2) DE7018257U (xx)
FR (1) FR2048464A5 (xx)
GB (1) GB1305192A (xx)
ZA (1) ZA702986B (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0017007A1 (de) * 1979-03-31 1980-10-15 Desitek Design und Vertrieb technischer Geräte GmbH Messeinrichtung für die Erfassung der Trübung insbesondere in Flüssigkeiten
NL8000349A (nl) * 1980-01-18 1981-08-17 Rijksuniversiteit Broerstraat Optische reflectiemeter.
FI831936A0 (fi) * 1983-05-30 1983-05-30 Labsystems Oy Anordning foer maetning av fluorescens, turbiditet, luminescens eller absorption
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
NL8502138A (nl) * 1985-07-26 1987-02-16 Ekro Bv Fiber-optische inrichting.
JPH0690149B2 (ja) * 1986-01-31 1994-11-14 東洋ガラス株式会社 透光度検査装置
GB2195438A (en) * 1986-09-26 1988-04-07 Pilkington Brothers Plc Detecting unwanted materials among cullet
US4793710A (en) * 1987-06-09 1988-12-27 The United States Of America As Represented By The Secretary Of The Interior Method and apparatus for measuring surface density of explosive and inert dust in stratified layers
GB2211931B (en) * 1987-11-02 1992-02-26 De Beers Ind Diamond Sorting apparatus
ES2047678T3 (es) * 1988-09-08 1994-03-01 De Beers Ind Diamond Aparato clasificador.
US7142307B1 (en) 1991-03-01 2006-11-28 Stark Edward W Method and apparatus for optical interactance and transmittance measurements
AU2575792A (en) * 1991-10-01 1993-05-03 Oseney Limited Scattered/transmitted light information system
EP0574601B1 (en) * 1992-06-15 1998-09-16 Edward W. Stark Improved method and apparatus for optical interactance and transmittance measurements
DE4430332A1 (de) * 1994-08-28 1996-02-29 Hergeth Hubert A Vorrichtung zum Erkennen von Fremdpartikeln in Faserlinien
BE1012795A3 (nl) * 1999-07-23 2001-03-06 Barco Elbicon N V Gebruik van optische golfgeleidertechnologie in een sorteerinrichting.
NO336546B1 (no) 2010-09-24 2015-09-21 Tomra Sorting As Apparat og fremgangsmåte for inspeksjon av materie
GB201202352D0 (en) 2012-02-10 2012-03-28 Buhler Sortex Ltd Illumination and detection system
CA2931921C (en) * 2013-12-03 2022-03-08 Outotec (Finland) Oy Method and apparatus for sorting pieces of rock containing quartz vein from pieces of rock and computer program for a processing device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3068742A (en) * 1959-06-15 1962-12-18 American Optical Corp Means for performing colorimetry
US3188478A (en) * 1962-01-11 1965-06-08 Melvin J Binks Pinhole detector optical system
US3240106A (en) * 1962-03-08 1966-03-15 Mosaic Fabrications Inc Fiber optical scanning device
US3327584A (en) * 1963-09-09 1967-06-27 Mechanical Tech Inc Fiber optic proximity probe
US3393800A (en) * 1965-10-21 1968-07-23 Fred A. Durand Jr. Method and apparatus for measuring light
DE1497586A1 (de) * 1966-02-17 1969-07-10 Schneider Feinwerktechnik Jos Faseroptische Abtastvorrichtung
US3518440A (en) * 1967-04-26 1970-06-30 Rochester Datronics Inc Photoelectric sensing apparatus
US3496363A (en) * 1967-05-16 1970-02-17 Electro Mechanical Research In Electronic device for searching for and tracking a radiant object having a selectively controllable imaging system
US3515273A (en) * 1967-08-11 1970-06-02 Fmc Corp Method for detecting object in translucent substance and device therefor

Also Published As

Publication number Publication date
FR2048464A5 (xx) 1971-03-19
GB1305192A (xx) 1973-01-31
DE7018257U (de) 1970-11-05
DE2023893A1 (de) 1970-11-26
CA923724A (en) 1973-04-03
US3786266A (en) 1974-01-15

Similar Documents

Publication Publication Date Title
ZA697585B (en) Improvements in and relating to welddepositing apparatus
ZA702986B (en) Improvements in or relating to methods and apparatus for distinguishing bodies according to their translucency
ZA703840B (en) Improvements in and relating to wired broadcasting systems
ZA713833B (en) Improvements in or relating to mould assemblies
ZA707095B (en) Improvements in or relating to railfastening devices
ZA702211B (en) Improvements in or relating to stud-welding
ZA708137B (en) Improvement in electrotinning process
MTP646B (en) Improvements in and or relating to wired broadcasting systems
IE34880B1 (en) Improvements in and relating to hangers
ZA708243B (en) Improvements in or relating to sealing apparatus
MTP647B (en) Improvements in and or relating to wired broadcasting systems
IE34801B1 (en) Improvements in or relating to structural assemblies
ZA707147B (en) Improvements in or relating to audio-sensitive devices
MTP669B (en) Improvements in or relating to apparatus for treating refuse
AU1528470A (en) Improvements in and relating to profile shaping apparatus
IL36030A0 (en) Improvements in and relating to teaching apparatus
ZA703304B (en) Improvements in or relating to steroids
ZA703349B (en) An improvement in or relating to breathing apparatus
ZA706424B (en) Improvements in absorptionrefrigerating apparatus
ZA7090B (en) Improvements in or relating to mould assemblies
ZA708260B (en) Improvements in and relating to vehicle braking apparatus
AU2188370A (en) Improvements in and relating to detecting apparatus
ZA704000B (en) Improvements in or relating to connecting apparatus
ZA708390B (en) Improvements in or relating to making textured yarns and apparatus therefor
AU460070B2 (en) Improvements in and relating to conveyor apparatus