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CH202587A - Device for measuring the opacity of a liquid, in particular oil. - Google Patents

Device for measuring the opacity of a liquid, in particular oil.

Info

Publication number
CH202587A
CH202587A CH202587DA CH202587A CH 202587 A CH202587 A CH 202587A CH 202587D A CH202587D A CH 202587DA CH 202587 A CH202587 A CH 202587A
Authority
CH
Switzerland
Prior art keywords
opacity
measuring
liquid
particular oil
oil
Prior art date
Application number
Other languages
French (fr)
Inventor
Yacco S A F
Original Assignee
Yacco Saf
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 Yacco Saf filed Critical Yacco Saf
Publication of CH202587A publication Critical patent/CH202587A/en

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
    • G01N21/29—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using visual detection

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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
CH202587D 1936-10-16 1937-09-22 Device for measuring the opacity of a liquid, in particular oil. CH202587A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
LU202587X 1936-10-16
LU110837X 1937-08-11

Publications (1)

Publication Number Publication Date
CH202587A true CH202587A (en) 1939-01-31

Family

ID=26640393

Family Applications (1)

Application Number Title Priority Date Filing Date
CH202587D CH202587A (en) 1936-10-16 1937-09-22 Device for measuring the opacity of a liquid, in particular oil.

Country Status (4)

Country Link
CH (1) CH202587A (en)
DE (1) DE677614C (en)
FR (1) FR827944A (en)
GB (1) GB500892A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2486080A (en) * 1945-06-30 1949-10-25 Atlantic Refining Co Method and apparatus for testing oils
US2695544A (en) * 1951-11-10 1954-11-30 Mortimer W Brenner Equipment for testing the flatness of objects
US2889736A (en) * 1954-08-17 1959-06-09 Edward M Borg Oil testing apparatus
US3084592A (en) * 1959-11-20 1963-04-09 Willard L Scott Pipette construction
US5416589A (en) * 1991-10-04 1995-05-16 Kms Fusion, Inc. Electro-optical system for gauging surface profile deviations
US5517575A (en) * 1991-10-04 1996-05-14 Ladewski; Theodore B. Methods of correcting optically generated errors in an electro-optical gauging system
US5463464A (en) * 1991-10-04 1995-10-31 Kms Fusion, Inc. Electro-optical system for gauging surface profile deviations using infrared radiation
US5465153A (en) * 1991-10-04 1995-11-07 Kms Fusion, Inc. Electro-optical system for gauging specular surface profile deviations
US5289267A (en) * 1991-10-04 1994-02-22 Kms Fusion, Inc. Electro-optical system for gauging surface profile deviations
FR2905183B1 (en) * 2006-08-22 2008-12-26 Essilor Int DEMONSTRATION APPARATUS FOR TRANSPARENT SURFACE ANTIREFLECTION COATING

Also Published As

Publication number Publication date
GB500892A (en) 1939-02-17
FR827944A (en) 1938-05-06
DE677614C (en) 1939-06-29

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