FR2010644A1 - - Google Patents

Info

Publication number
FR2010644A1
FR2010644A1 FR6918893A FR6918893A FR2010644A1 FR 2010644 A1 FR2010644 A1 FR 2010644A1 FR 6918893 A FR6918893 A FR 6918893A FR 6918893 A FR6918893 A FR 6918893A FR 2010644 A1 FR2010644 A1 FR 2010644A1
Authority
FR
France
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
FR6918893A
Other languages
French (fr)
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Publication of FR2010644A1 publication Critical patent/FR2010644A1/fr
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274Calibration, base line adjustment, drift correction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (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)
FR6918893A 1968-06-11 1969-06-06 Pending FR2010644A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE59506 1968-06-11
BE716372 1968-06-11

Publications (1)

Publication Number Publication Date
FR2010644A1 true FR2010644A1 (ja) 1970-02-20

Family

ID=25647418

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6918893A Pending FR2010644A1 (ja) 1968-06-11 1969-06-06

Country Status (2)

Country Link
BE (1) BE716372A (ja)
FR (1) FR2010644A1 (ja)

Also Published As

Publication number Publication date
BE716372A (ja) 1968-12-11

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