FI822305A0 - Foerfarande foer maetning av skillnaden av faergaemnehalt i prov - Google Patents

Foerfarande foer maetning av skillnaden av faergaemnehalt i prov

Info

Publication number
FI822305A0
FI822305A0 FI822305A FI822305A FI822305A0 FI 822305 A0 FI822305 A0 FI 822305A0 FI 822305 A FI822305 A FI 822305A FI 822305 A FI822305 A FI 822305A FI 822305 A0 FI822305 A0 FI 822305A0
Authority
FI
Finland
Prior art keywords
provisions
maintenance
procedure
farming activities
farming
Prior art date
Application number
FI822305A
Other languages
English (en)
Other versions
FI822305L (fi
FI72391B (fi
FI72391C (fi
Inventor
Hannu Harjunmaa
Original Assignee
Labsystems Oy
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 Labsystems Oy filed Critical Labsystems Oy
Publication of FI822305A0 publication Critical patent/FI822305A0/fi
Priority to FI822305A priority Critical patent/FI72391C/fi
Priority to PCT/FI1983/000049 priority patent/WO1984000211A1/en
Priority to EP83902257A priority patent/EP0112375B1/en
Priority to JP58502279A priority patent/JPS59501177A/ja
Priority to US06/579,888 priority patent/US4652136A/en
Priority to AT83902257T priority patent/ATE23062T1/de
Priority to DE8383902257T priority patent/DE3367120D1/de
Priority to IT67696/83A priority patent/IT1159428B/it
Publication of FI822305L publication Critical patent/FI822305L/fi
Priority to DK85484A priority patent/DK85484A/da
Priority to SU843706857A priority patent/SU1414328A3/ru
Publication of FI72391B publication Critical patent/FI72391B/fi
Application granted granted Critical
Publication of FI72391C publication Critical patent/FI72391C/fi

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
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (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)
  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
FI822305A 1982-06-29 1982-06-29 Foerfarande foer maetning av skillnaden av faergaemnehalt i prov. FI72391C (fi)

Priority Applications (10)

Application Number Priority Date Filing Date Title
FI822305A FI72391C (fi) 1982-06-29 1982-06-29 Foerfarande foer maetning av skillnaden av faergaemnehalt i prov.
EP83902257A EP0112375B1 (en) 1982-06-29 1983-06-21 Method for the measurement of the difference in colour contents of samples
PCT/FI1983/000049 WO1984000211A1 (en) 1982-06-29 1983-06-21 Method for the measurement of the difference in colour contents of samples
JP58502279A JPS59501177A (ja) 1982-06-29 1983-06-21 試料の色差の測定方法
US06/579,888 US4652136A (en) 1982-06-29 1983-06-21 Method for the measurement of the difference in color contents of samples
AT83902257T ATE23062T1 (de) 1982-06-29 1983-06-21 Verfahren zum messen der farbinhaltsunterschiede in mustern.
DE8383902257T DE3367120D1 (en) 1982-06-29 1983-06-21 Method for the measurement of the difference in colour contents of samples
IT67696/83A IT1159428B (it) 1982-06-29 1983-06-27 Procedimento per misurare la differenza dei contenuti di colore di campioni
DK85484A DK85484A (da) 1982-06-29 1984-02-21 Fremgangsmaade til maaling af forskellen i farveindhold i proever
SU843706857A SU1414328A3 (ru) 1982-06-29 1984-02-27 Способ измерени различи в цветосодержании двух образцов

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI822305 1982-06-29
FI822305A FI72391C (fi) 1982-06-29 1982-06-29 Foerfarande foer maetning av skillnaden av faergaemnehalt i prov.

Publications (4)

Publication Number Publication Date
FI822305A0 true FI822305A0 (fi) 1982-06-29
FI822305L FI822305L (fi) 1983-12-30
FI72391B FI72391B (fi) 1987-01-30
FI72391C FI72391C (fi) 1987-05-11

Family

ID=8515759

Family Applications (1)

Application Number Title Priority Date Filing Date
FI822305A FI72391C (fi) 1982-06-29 1982-06-29 Foerfarande foer maetning av skillnaden av faergaemnehalt i prov.

Country Status (9)

Country Link
US (1) US4652136A (fi)
EP (1) EP0112375B1 (fi)
JP (1) JPS59501177A (fi)
DE (1) DE3367120D1 (fi)
DK (1) DK85484A (fi)
FI (1) FI72391C (fi)
IT (1) IT1159428B (fi)
SU (1) SU1414328A3 (fi)
WO (1) WO1984000211A1 (fi)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8400380A (nl) * 1984-02-07 1985-09-02 Optische Ind De Oude Delft Nv Inrichting voor het detecteren van kleurverschillen.
JP2567601B2 (ja) * 1987-03-27 1996-12-25 サンスター技研 株式会社 塗布剤の塗布状態検査方法
DE3902467A1 (de) * 1988-01-28 1989-08-03 Brother Ind Ltd Musteranpassende bahnverbindungsmaschine
US5585626A (en) * 1992-07-28 1996-12-17 Patchen, Inc. Apparatus and method for determining a distance to an object in a field for the controlled release of chemicals on plants, weeds, trees or soil and/or guidance of farm vehicles
US5793035A (en) * 1992-07-28 1998-08-11 Patchen, Inc. Apparatus and method for spraying herbicide on weeds in a cotton field
US5542421A (en) * 1992-07-31 1996-08-06 Frederick Erdman Association Method and apparatus for cardiovascular diagnosis
US5365924A (en) * 1992-07-31 1994-11-22 Frederick Erdman Association Method and apparatus for non-invasive cardiovascular diagnosis
CA2123184A1 (en) * 1993-05-10 1994-11-11 Jay F. Hamlin Interactive color harmonizing methods and systems
US5833144A (en) * 1996-06-17 1998-11-10 Patchen, Inc. High speed solenoid valve cartridge for spraying an agricultural liquid in a field
US5789741A (en) * 1996-10-31 1998-08-04 Patchen, Inc. Detecting plants in a field by detecting a change in slope in a reflectance characteristic
US6567159B1 (en) * 1999-10-13 2003-05-20 Gaming Analysis, Inc. System for recognizing a gaming chip and method of use

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB925798A (en) * 1960-08-30 1963-05-08 Linotype Machinery Ltd Light intensity comparator
US3332313A (en) * 1962-04-02 1967-07-25 Du Pont Apparatus for absorption spectra analysis
JPS4852611A (fi) * 1971-11-05 1973-07-24

Also Published As

Publication number Publication date
IT8367696A0 (it) 1983-06-27
FI822305L (fi) 1983-12-30
EP0112375B1 (en) 1986-10-22
WO1984000211A1 (en) 1984-01-19
SU1414328A3 (ru) 1988-07-30
US4652136A (en) 1987-03-24
FI72391B (fi) 1987-01-30
FI72391C (fi) 1987-05-11
DK85484D0 (da) 1984-02-21
DK85484A (da) 1984-02-21
IT1159428B (it) 1987-02-25
EP0112375A1 (en) 1984-07-04
DE3367120D1 (en) 1986-11-27
JPS59501177A (ja) 1984-07-05

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: LABSYSTEMS OY