FI933830A0 - Foerfarande vid refraktometermaetning - Google Patents
Foerfarande vid refraktometermaetningInfo
- Publication number
- FI933830A0 FI933830A0 FI933830A FI933830A FI933830A0 FI 933830 A0 FI933830 A0 FI 933830A0 FI 933830 A FI933830 A FI 933830A FI 933830 A FI933830 A FI 933830A FI 933830 A0 FI933830 A0 FI 933830A0
- Authority
- FI
- Finland
- Prior art keywords
- refractory
- measurement
- refractory measurement
- Prior art date
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
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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI933830A FI933830A0 (fi) | 1993-09-01 | 1993-09-01 | Foerfarande vid refraktometermaetning |
US08/299,752 US5617201A (en) | 1993-09-01 | 1994-09-01 | Method for refractometer measuring using mathematical modelling |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI933830A FI933830A0 (fi) | 1993-09-01 | 1993-09-01 | Foerfarande vid refraktometermaetning |
Publications (1)
Publication Number | Publication Date |
---|---|
FI933830A0 true FI933830A0 (fi) | 1993-09-01 |
Family
ID=8538511
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI933830A FI933830A0 (fi) | 1993-09-01 | 1993-09-01 | Foerfarande vid refraktometermaetning |
Country Status (2)
Country | Link |
---|---|
US (1) | US5617201A (fi) |
FI (1) | FI933830A0 (fi) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0836092A3 (en) * | 1996-10-01 | 1998-09-16 | Texas Instruments Inc. | An optical sensor |
US6034762A (en) * | 1998-06-15 | 2000-03-07 | Leica Microsystems Inc. | Brake check handheld refractometer |
AU1524500A (en) * | 1998-11-13 | 2000-06-05 | Leica Microsystems Inc. | Refractometer and method for qualitative and quantitative measurements |
US6172746B1 (en) * | 1999-10-27 | 2001-01-09 | Leica Microsystems Inc. | Transmitted light refractometer |
US6396576B1 (en) | 2001-02-27 | 2002-05-28 | Leica Microsystems Inc. | Method for determining shadowline location on a photosensitive array and critical angle refractometer employing the method |
US6816248B2 (en) * | 2001-04-26 | 2004-11-09 | Reichert, Inc. | Hand-held automatic refractometer |
US6717663B2 (en) * | 2002-03-08 | 2004-04-06 | Reichert, Inc. | Optical configuration and method for differential refractive index measurements |
US7317533B2 (en) * | 2005-01-14 | 2008-01-08 | Jetalon Solutions, Inc. | Metal ion concentration analysis for liquids |
US20060191571A1 (en) * | 2005-02-11 | 2006-08-31 | Kattler David R | Fluid concentration sensing arrangement |
US7319523B2 (en) * | 2005-09-26 | 2008-01-15 | Jetalon Solutions, Inc. | Apparatus for a liquid chemical concentration analysis system |
US7456942B1 (en) | 2006-10-17 | 2008-11-25 | Curley Michael J | Dynamic refractometer |
DE102007010805B3 (de) * | 2007-03-02 | 2008-10-30 | Continental Automotive Gmbh | Verfahren und Vorrichtung zur Bestimmung der Harnstoffkonzerntration in einer Lösung |
US20100025112A1 (en) * | 2008-07-29 | 2010-02-04 | Baker Hughes Incorporated | In-situ refraction apparatus and method |
US8184276B2 (en) | 2008-12-08 | 2012-05-22 | Carl Embry | Continuous index of refraction compensation method for measurements in a medium |
US8602640B2 (en) * | 2009-05-20 | 2013-12-10 | Entegris—Jetalon Solutions, Inc. | Sensing system and method |
US8542353B2 (en) | 2010-09-30 | 2013-09-24 | Precision Energy Services, Inc. | Refractive index sensor for fluid analysis |
US8411262B2 (en) | 2010-09-30 | 2013-04-02 | Precision Energy Services, Inc. | Downhole gas breakout sensor |
US8934102B2 (en) * | 2013-06-17 | 2015-01-13 | Intellectual Reserves, LLC | System and method for determining fluid parameters |
CN103454247B (zh) * | 2013-08-26 | 2016-05-25 | 华中科技大学 | 一种大量程范围的折射率测量装置及方法 |
FI127243B (fi) * | 2014-05-13 | 2018-02-15 | Janesko Oy | Menetelmä ja mittalaite Abben luvun jatkuvaksi mittaamiseksi |
CN107153049B (zh) * | 2017-05-31 | 2019-11-12 | 华中科技大学 | 一种抑制杂散光的物质折射率测量装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5240187A (en) * | 1975-09-25 | 1977-03-28 | Hitachi Ltd | Automatic refractometer |
JPS6111637A (ja) * | 1984-06-27 | 1986-01-20 | Nec Corp | 液体センサ |
JPS6111636A (ja) * | 1984-06-27 | 1986-01-20 | Nec Corp | 液体識別センサ |
US4640616A (en) * | 1984-12-06 | 1987-02-03 | The Cambridge Instrument Company Plc | Automatic refractometer |
JPS63275936A (ja) * | 1987-05-08 | 1988-11-14 | Nippon Sheet Glass Co Ltd | 屈折率分布測定方法 |
JPH0652238B2 (ja) * | 1988-02-03 | 1994-07-06 | 株式会社フジクラ | 流体屈折計およびこれを用いた流体密度計 |
-
1993
- 1993-09-01 FI FI933830A patent/FI933830A0/fi not_active Application Discontinuation
-
1994
- 1994-09-01 US US08/299,752 patent/US5617201A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5617201A (en) | 1997-04-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |