GB8829180D0 - Optical grading - Google Patents

Optical grading

Info

Publication number
GB8829180D0
GB8829180D0 GB888829180A GB8829180A GB8829180D0 GB 8829180 D0 GB8829180 D0 GB 8829180D0 GB 888829180 A GB888829180 A GB 888829180A GB 8829180 A GB8829180 A GB 8829180A GB 8829180 D0 GB8829180 D0 GB 8829180D0
Authority
GB
United Kingdom
Prior art keywords
optical grading
grading
optical
Prior art date
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.)
Pending
Application number
GB888829180A
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.)
GBE International PLC
Original Assignee
GBE International PLC
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 GBE International PLC filed Critical GBE International PLC
Priority to GB888829180A priority Critical patent/GB8829180D0/en
Publication of GB8829180D0 publication Critical patent/GB8829180D0/en
Priority to PCT/GB1989/001489 priority patent/WO1990006819A1/en
Pending legal-status Critical Current

Links

GB888829180A 1988-12-14 1988-12-14 Optical grading Pending GB8829180D0 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB888829180A GB8829180D0 (en) 1988-12-14 1988-12-14 Optical grading
PCT/GB1989/001489 WO1990006819A1 (en) 1988-12-14 1989-12-13 Optical grading apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888829180A GB8829180D0 (en) 1988-12-14 1988-12-14 Optical grading

Publications (1)

Publication Number Publication Date
GB8829180D0 true GB8829180D0 (en) 1989-01-25

Family

ID=10648480

Family Applications (1)

Application Number Title Priority Date Filing Date
GB888829180A Pending GB8829180D0 (en) 1988-12-14 1988-12-14 Optical grading

Country Status (2)

Country Link
GB (1) GB8829180D0 (en)
WO (1) WO1990006819A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69120808T2 (en) * 1991-05-21 1997-01-02 Esm Int Inc Sorting device
AU4103797A (en) * 1997-03-19 1998-09-24 Satake Usa Inc. Multiple layered reflective background for optical sorting machine
JPH10300679A (en) * 1997-04-22 1998-11-13 Satake Eng Co Ltd Photodetector in granular object color-screening device
JP3907042B2 (en) * 1999-06-08 2007-04-18 日本たばこ産業株式会社 Contaminant detection apparatus in raw material and detection method thereof
CA2499853C (en) 2004-03-15 2012-11-13 Universal Leaf Tobacco Company, Inc. Apparatus and method for scanning and sorting tobacco leaves
US8281931B2 (en) 2009-09-18 2012-10-09 Key Technology, Inc. Apparatus and method for post-threshing inspection and sorting of tobacco lamina
CN113317548B (en) * 2021-06-10 2022-09-13 广东中烟工业有限责任公司 Threshing and redrying impurity removal device, method, equipment and medium

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3066797A (en) * 1958-10-20 1962-12-04 R W Gunson Seeds Ltd Colour sorting machines
US3782544A (en) * 1972-08-03 1974-01-01 Amf Inc Automatic grader
US4634881A (en) * 1982-11-09 1987-01-06 Supernova Systems, Inc. Apparatus for detecting impurities in translucent bodies
GB2151018B (en) * 1983-12-06 1987-07-22 Gunsons Sortex Ltd Sorting machine and method
US4657144A (en) * 1985-02-25 1987-04-14 Philip Morris Incorporated Method and apparatus for detecting and removing foreign material from a stream of particulate matter
US4697709A (en) * 1985-09-03 1987-10-06 Delta Technology Corporation Sorter for agricultural products

Also Published As

Publication number Publication date
WO1990006819A1 (en) 1990-06-28

Similar Documents

Publication Publication Date Title
GB2221551B (en) Spectacles
GB8817672D0 (en) Optical apparatus
ZA895827B (en) Spectacles
EP0372459A3 (en) Optical apparatus
EP0405801A3 (en) Optical amplifier-photodetector assemblage
GB8915081D0 (en) Optical elements
GB8803525D0 (en) Optical aid
GB9016407D0 (en) Optical interconnection arrangement
GB8829180D0 (en) Optical grading
GB8822006D0 (en) Grader
EP0407913A3 (en) Light
GB2214720B (en) Waveguides
GB8828111D0 (en) Optical aid
GB2217827B (en) Light structure
GB2217607B (en) Lens
GB2221768B (en) Optical devices
GB2215525B (en) Waveguides
GB8909125D0 (en) Optical devices
GB8927814D0 (en) Multiple-waveband optical element
EP0378691A4 (en) Laser-guide fiber
GB2214746B (en) Optical interconnection
GB2223327B (en) Optical devices
GB8811887D0 (en) Optical devices
SU1654770A1 (en) Kaleidoscope
GB8826477D0 (en) Optical connection arrangement