FR2019586A1 - - Google Patents

Info

Publication number
FR2019586A1
FR2019586A1 FR6933337A FR6933337A FR2019586A1 FR 2019586 A1 FR2019586 A1 FR 2019586A1 FR 6933337 A FR6933337 A FR 6933337A FR 6933337 A FR6933337 A FR 6933337A FR 2019586 A1 FR2019586 A1 FR 2019586A1
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.)
Withdrawn
Application number
FR6933337A
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.)
Nuclear Chicago Corp
Original Assignee
Nuclear Chicago Corp
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 Nuclear Chicago Corp filed Critical Nuclear Chicago Corp
Publication of FR2019586A1 publication Critical patent/FR2019586A1/fr
Withdrawn legal-status Critical Current

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
    • G01N21/251—Colorimeters; Construction thereof
    • G01N21/253—Colorimeters; Construction thereof for batch operation, i.e. multisample apparatus
    • 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
    • G01N21/27—Colour; 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

Landscapes

  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
FR6933337A 1968-10-01 1969-09-30 Withdrawn FR2019586A1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US76419068A 1968-10-01 1968-10-01

Publications (1)

Publication Number Publication Date
FR2019586A1 true FR2019586A1 (enExample) 1970-07-03

Family

ID=25069945

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6933337A Withdrawn FR2019586A1 (enExample) 1968-10-01 1969-09-30

Country Status (3)

Country Link
US (1) US3594086A (enExample)
FR (1) FR2019586A1 (enExample)
GB (1) GB1252470A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3709612A (en) * 1971-03-10 1973-01-09 Miles Lab Apparatus for measuring reflected light under stabilized light source conditions
US3736433A (en) * 1971-07-06 1973-05-29 Baxter Laboratories Inc Diagnostic unit
JPS4874283A (enExample) * 1971-12-29 1973-10-06
FR2323991A1 (fr) * 1975-09-11 1977-04-08 Inst Nat Sante Rech Med Perfectionnements aux appareils de mesure d'absorption du rayonnement notamment les photometres
DE2837443A1 (de) * 1978-08-28 1980-03-20 Merck Patent Gmbh Photometer mit austauschbaren eichskalen
USD331203S (en) 1990-08-06 1992-11-24 Miles, Inc. Calibration card

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR764623A (fr) * 1932-11-15 1934-05-25 Perfectionnements dans les appareils de mesures électriques
US2466558A (en) * 1946-02-25 1949-04-05 Sadlon Adam Multipurpose electrical testing meter
US2550936A (en) * 1946-11-28 1951-05-01 Poirette Paul Interchangeable dial for exposure meters
US2891438A (en) * 1950-03-23 1959-06-23 S L F Engineering Company Photoelectric photometer having compensating means for line voltage fluctuations
US2836793A (en) * 1954-01-25 1958-05-27 John D Kelly Meter assembly
US3311825A (en) * 1963-08-07 1967-03-28 Waters Mfg Inc Multi-band direct reading grid dip meter
GB1054767A (enExample) * 1963-10-11 1900-01-01
US3278739A (en) * 1964-01-02 1966-10-11 Bausch & Lomb Illuminator
US3441352A (en) * 1965-01-25 1969-04-29 Nuclear Chicago Corp Colorimeter using interchangeable meters

Also Published As

Publication number Publication date
US3594086A (en) 1971-07-20
DE1948625A1 (de) 1970-04-09
DE1948625B2 (de) 1976-09-16
GB1252470A (enExample) 1971-11-03

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse