FI96451B - Refraktometer - Google Patents

Refraktometer

Info

Publication number
FI96451B
FI96451B FI933907A FI933907A FI96451B FI 96451 B FI96451 B FI 96451B FI 933907 A FI933907 A FI 933907A FI 933907 A FI933907 A FI 933907A FI 96451 B FI96451 B FI 96451B
Authority
FI
Finland
Prior art keywords
refractometer
Prior art date
Application number
FI933907A
Other languages
English (en)
Finnish (fi)
Other versions
FI933907A (sv
FI96451C (sv
FI933907A0 (sv
Inventor
Jan Kaohre
Original Assignee
Janesko 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 Janesko Oy filed Critical Janesko Oy
Priority to FI933907A priority Critical patent/FI96451C/sv
Publication of FI933907A0 publication Critical patent/FI933907A0/sv
Publication of FI933907A publication Critical patent/FI933907A/sv
Priority to US08/589,568 priority patent/US5742382A/en
Application granted granted Critical
Publication of FI96451B publication Critical patent/FI96451B/sv
Publication of FI96451C publication Critical patent/FI96451C/sv

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
    • G01N21/431—Dip refractometers, e.g. using optical fibres

Landscapes

  • Physics & Mathematics (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)
FI933907A 1993-09-07 1993-09-07 Refraktometer FI96451C (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI933907A FI96451C (sv) 1993-09-07 1993-09-07 Refraktometer
US08/589,568 US5742382A (en) 1993-09-07 1996-01-22 Refractometer

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI933907 1993-09-07
FI933907A FI96451C (sv) 1993-09-07 1993-09-07 Refraktometer

Publications (4)

Publication Number Publication Date
FI933907A0 FI933907A0 (sv) 1993-09-07
FI933907A FI933907A (sv) 1995-03-08
FI96451B true FI96451B (sv) 1996-03-15
FI96451C FI96451C (sv) 1996-06-25

Family

ID=8538542

Family Applications (1)

Application Number Title Priority Date Filing Date
FI933907A FI96451C (sv) 1993-09-07 1993-09-07 Refraktometer

Country Status (2)

Country Link
US (1) US5742382A (sv)
FI (1) FI96451C (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9719919B2 (en) 2013-01-23 2017-08-01 Janesko Oy Method for measuring refractive index, and refractometer

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5969808A (en) * 1997-07-31 1999-10-19 Leicamicrosystems, Inc. Brake check handheld refractometer
AR025254A1 (es) * 1998-10-01 2002-11-20 Minntech Corp Dispositivo y metodo de limpieza y esterilizacion de flujo inverso
DE10007818A1 (de) * 2000-02-21 2001-08-23 Mahrt Karl Heinz Hochdruckfester kompakter Präzionsmeßkopf für hochgenaue optische Brechungsindexmessungen in ruhenden und strömenden Flüssigkeiten und Gasen, insbesondere geeignet für den massenhaften Einsatz in Einwegsonden für in situ-Untersuchungen in der Tiefsee
JP2008536095A (ja) * 2005-02-11 2008-09-04 スワゲロック カンパニー 流体濃度感知配置
DE102005041584B4 (de) * 2005-09-01 2007-08-16 Universität Karlsruhe (Th) Differentielles Messverfahren zur Bestimmung von Konzentrationsunterschieden zur Übersättigungsbestimmung
FI124951B (sv) * 2010-02-05 2015-04-15 Jan Kåhre Ett optiskt system
WO2023023964A1 (zh) * 2021-08-25 2023-03-02 深圳市流数科技有限公司 一种折光仪、智能杯和探测折射率的方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5351768A (en) * 1976-10-20 1978-05-11 Yuasa Battery Co Ltd Apparatus for measuring specific gravity of battery electrolyte
US4699516A (en) * 1984-10-29 1987-10-13 The Dow Chemical Company Apparatus and methods for determining cell size
US4640616A (en) * 1984-12-06 1987-02-03 The Cambridge Instrument Company Plc Automatic refractometer
US4639594A (en) * 1984-12-17 1987-01-27 Carrier Corporation Fiberoptic probe and method of making and using
US4699511A (en) * 1985-04-03 1987-10-13 Seaver George A Refraction sensor
DE8718006U1 (sv) * 1987-02-17 1992-10-22 Franz Schmidt & Haensch Gmbh & Co, 1000 Berlin, De
US4844608A (en) * 1987-03-23 1989-07-04 American Telephone And Telegraph Company At&T Bell Laboratories Solution monitoring procedure
JPH0197633A (ja) * 1987-10-09 1989-04-17 Sumitomo Bakelite Co Ltd 印刷回路用積層板の製造方法
EP0367786A4 (en) * 1988-03-22 1990-10-24 Conax Buffalo Corporation Optical liquid level sensor
JPH01320449A (ja) * 1988-06-22 1989-12-26 Nec Corp 光学測定器
DE3831346A1 (de) * 1988-09-15 1990-04-05 Zeiss Carl Fa Refraktometer mit brechzahlabhaengiger aperturteilung

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9719919B2 (en) 2013-01-23 2017-08-01 Janesko Oy Method for measuring refractive index, and refractometer

Also Published As

Publication number Publication date
FI933907A (sv) 1995-03-08
FI96451C (sv) 1996-06-25
US5742382A (en) 1998-04-21
FI933907A0 (sv) 1993-09-07

Similar Documents

Publication Publication Date Title
DE69433664D1 (en) Foetal-sensor
DE69400639D1 (en) Rehydratationsgetraenk
DE69426415D1 (en) Intrapulmonares hormonabgabesystem
DE69421914D1 (en) Ekg-sensor
DE69401926D1 (en) Hydroxamsäurederivate
DE69406448D1 (en) Luftreinigungsgerät
DE69405713D1 (en) Carbonylierungsverfahren
GB9314891D0 (en) Refractometer
DE69412242D1 (en) Orthopädisches gussmaterial
DE59407177D1 (en) 2-fluorcycloyhexen-derivate
DE69423875D1 (en) Hydrodealkylierungsverfahren
DE59409705D1 (en) 3-methoxy-2-phenyl-acrylsäuremethylester
DE69429512D1 (en) Thermoresistente alpha-1-antitrypsinmütante
DE59408644D1 (en) Jacquardmaschine
DE69408437D1 (en) Oxychlorierungsverfahren
GB2274735B (en) Membraphone
FI96451B (sv) Refraktometer
EP0730584A4 (en) 3-ACYLAMINOBENZODIAZEPINE
DE59408733D1 (en) Metallhalogenidentladungslampe
DE59410065D1 (en) 3-methoxy-2-phenyl-acrylsäuremethylester
DE69422299D1 (en) Photographisches reproduktionsgerät
GB2274048B (en) Headcollars
DE69410761D1 (en) Polyacetalharzzusammensetzung
DE69407946D1 (en) Oxychlorierungskatalysator
DE69425743D1 (en) Faserreaktive anthrachinon-farbstoffe

Legal Events

Date Code Title Description
MA Patent expired