BE790205A - PORTABLE REFRACTOMETER - Google Patents

PORTABLE REFRACTOMETER

Info

Publication number
BE790205A
BE790205A BE790205DA BE790205A BE 790205 A BE790205 A BE 790205A BE 790205D A BE790205D A BE 790205DA BE 790205 A BE790205 A BE 790205A
Authority
BE
Belgium
Prior art keywords
portable refractometer
refractometer
portable
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Sopelem
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.)
Publication date
Publication of BE790205A publication Critical patent/BE790205A/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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/43—Refractivity; Phase-affecting properties, e.g. optical path length by measuring critical angle
BE790205D 1971-11-12 PORTABLE REFRACTOMETER BE790205A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7140484A FR2159771A5 (en) 1971-11-12 1971-11-12

Publications (1)

Publication Number Publication Date
BE790205A true BE790205A (en) 1973-02-15

Family

ID=9085676

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790205D BE790205A (en) 1971-11-12 PORTABLE REFRACTOMETER

Country Status (8)

Country Link
JP (1) JPS5139875B2 (en)
BE (1) BE790205A (en)
CH (1) CH551006A (en)
DE (1) DE2255221A1 (en)
FR (1) FR2159771A5 (en)
IT (1) IT975382B (en)
NL (1) NL7214569A (en)
ZA (1) ZA727748B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5174272U (en) * 1974-12-10 1976-06-11
JPS58157495A (en) * 1982-03-16 1983-09-19 松下電器産業株式会社 Dehumidifying type clothing drier
DE3475347D1 (en) * 1983-08-03 1988-12-29 Stanley Electric Co Ltd Refractometer for the measurement of the refractive index of a liquid
US5355211A (en) * 1993-04-02 1994-10-11 Leica Inc. Refractometer subassembly method and apparatus
JP3934652B2 (en) 2005-01-27 2007-06-20 株式会社アタゴ Handheld refractometer
JP4653148B2 (en) * 2007-08-10 2011-03-16 株式会社アタゴ Hand-held refractometer and manufacturing method thereof

Also Published As

Publication number Publication date
IT975382B (en) 1974-07-20
JPS4856482A (en) 1973-08-08
NL7214569A (en) 1973-05-15
ZA727748B (en) 1974-04-24
JPS5139875B2 (en) 1976-10-30
DE2255221A1 (en) 1973-05-17
FR2159771A5 (en) 1973-06-22
CH551006A (en) 1974-06-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: SOC. D OPTIQUE PRECISION ELECTRONIQUE ET MECANIQUE

Effective date: 19851031