NZ229341A - Product discrimination by "slice" spectrophotometry - Google Patents

Product discrimination by "slice" spectrophotometry

Info

Publication number
NZ229341A
NZ229341A NZ229341A NZ22934189A NZ229341A NZ 229341 A NZ229341 A NZ 229341A NZ 229341 A NZ229341 A NZ 229341A NZ 22934189 A NZ22934189 A NZ 22934189A NZ 229341 A NZ229341 A NZ 229341A
Authority
NZ
New Zealand
Prior art keywords
product
light
product unit
viewing
magnitudes
Prior art date
Application number
NZ229341A
Other languages
English (en)
Inventor
Gerald Ray Richert
Original Assignee
Gerald Ray Richert
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 Gerald Ray Richert filed Critical Gerald Ray Richert
Publication of NZ229341A publication Critical patent/NZ229341A/en

Links

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

Landscapes

  • Sorting Of Articles (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Geophysics And Detection Of Objects (AREA)
NZ229341A 1988-06-09 1989-05-30 Product discrimination by "slice" spectrophotometry NZ229341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US20468588A 1988-06-09 1988-06-09

Publications (1)

Publication Number Publication Date
NZ229341A true NZ229341A (en) 1991-07-26

Family

ID=22759000

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ229341A NZ229341A (en) 1988-06-09 1989-05-30 Product discrimination by "slice" spectrophotometry

Country Status (7)

Country Link
EP (1) EP0346045B1 (xx)
AU (1) AU614619B2 (xx)
DE (1) DE68902952T2 (xx)
ES (1) ES2013194A6 (xx)
IL (1) IL90441A (xx)
NZ (1) NZ229341A (xx)
ZA (1) ZA894091B (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5156278A (en) * 1990-02-13 1992-10-20 Aaron James W Product discrimination system and method therefor
US5835200A (en) * 1990-04-24 1998-11-10 Gersan Establishment Method and apparatus for examining an object
GB2274165B (en) * 1990-04-24 1994-10-26 Gersan Ets Method and apparatus for examining a diamond
GB9009132D0 (en) * 1990-04-24 1990-06-20 Gersan Ets Method and apparatus for examining an object

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1449519A (en) * 1973-12-13 1976-09-15 Gunssons Sortex Ltd Light-sensitive sorting machine
US4150287A (en) * 1978-02-01 1979-04-17 Amf Incorporated Optical system for use with color sorter or grader
AU534431B2 (en) * 1979-01-19 1984-01-26 H F & Ph F Reemtsma, GmbH & Co. Sorting forein bodies from a material
US4454029A (en) * 1981-05-27 1984-06-12 Delta Technology Corporation Agricultural product sorting
JPS61216787A (ja) * 1985-03-19 1986-09-26 株式会社　安西製作所 混入された異物を判定選別して除去をする機構
AU599931B2 (en) * 1985-10-29 1990-08-02 Roger Frederick Bailey Optical sorting apparatus

Also Published As

Publication number Publication date
ZA894091B (en) 1990-11-28
EP0346045B1 (en) 1992-09-23
ES2013194A6 (es) 1990-04-16
AU3582589A (en) 1989-12-14
IL90441A (en) 1992-11-15
AU614619B2 (en) 1991-09-05
EP0346045A2 (en) 1989-12-13
DE68902952T2 (de) 1993-02-04
IL90441A0 (en) 1990-01-18
EP0346045A3 (en) 1990-06-20
DE68902952D1 (de) 1992-10-29

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