GB2121556B - Determining refractive index of a liquid - Google Patents

Determining refractive index of a liquid

Info

Publication number: GB2121556B
Authority: GB; United Kingdom
Prior art keywords: liquid; refractive index; determining refractive; determining; index
Prior art date: 1982-03-31
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.): Expired

Application number

GB08308781A

Other versions

GB2121556A (en

Inventor

Reiji Takeda

Shozo Oikawa

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.)

Nippon Beet Sugar Manufacturing Co Ltd

Original Assignee

Nippon Beet Sugar Manufacturing Co Ltd

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.)

1982-03-31

Filing date

1983-03-30

Publication date

1985-10-23

1982-03-31 Priority claimed from JP5283482A external-priority patent/JPS58169050A/en

1982-11-15 Priority claimed from JP20015782A external-priority patent/JPS5990032A/en

1983-03-30 Application filed by Nippon Beet Sugar Manufacturing Co Ltd filed Critical Nippon Beet Sugar Manufacturing Co Ltd

1983-12-21 Publication of GB2121556A publication Critical patent/GB2121556A/en

1985-10-23 Application granted granted Critical

1985-10-23 Publication of GB2121556B publication Critical patent/GB2121556B/en

Status Expired 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
- G01N21/41—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)

GB08308781A 1982-03-31 1983-03-30 Determining refractive index of a liquid Expired GB2121556B (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP5283482A JPS58169050A (en)	1982-03-31	1982-03-31	Apparatus for measuring density, concentration, specific gravity and the like of liquid
JP20015782A JPS5990032A (en)	1982-11-15	1982-11-15	Device for measuring density, concentration, specific gravity or the like of liquid

Publications (2)

Publication Number	Publication Date
GB2121556A GB2121556A (en)	1983-12-21
GB2121556B true GB2121556B (en)	1985-10-23

Family

ID=26393504

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB08308781A Expired GB2121556B (en)	1982-03-31	1983-03-30	Determining refractive index of a liquid

Country Status (8)

Country	Link
CA (1)	CA1207553A (en)
DE (1)	DE3311202A1 (en)
DK (1)	DK158166C (en)
FR (1)	FR2524643B1 (en)
GB (1)	GB2121556B (en)
IT (1)	IT1161809B (en)
NL (1)	NL8301172A (en)
SE (1)	SE460561B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS6275230A (en) *	1985-09-26	1987-04-07	チバ−ガイギ−　アクチエンゲゼルシヤフト	Analyzing method
FR2594951B1 (en) *	1986-02-24	1989-08-04	Photonique Ind	PROCESS FOR MEASURING THE PHYSICAL CHARACTERISTICS OF A LIQUID OR GASEOUS MEDIUM AND FIBER OPTIC DEVICE FOR IMPLEMENTING IT
GB8614741D0 (en) *	1986-06-17	1986-07-23	Bellhouse Medical Products Ltd	Optical sensor
DE3705359A1 (en) *	1987-02-17	1988-08-25	Schmidt & Haensch Franz	ELECTRONIC REFRACTOMETER
GB8818690D0 (en) *	1988-08-05	1988-09-07	Red Kite Technology Ltd	Refractive index measurement
DE4038354C2 (en) *	1990-12-01	1994-06-30	Bruker Analytische Messtechnik	ATR measuring probe
FR2694629B1 (en) *	1992-08-10	1995-06-30	Berechet Ion	SEMIGLOBULAR-COMPACT REFRACTOMETRIC SENSOR.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB1209036A (en) *	1967-06-19	1970-10-14	Nat Res Dev	Improvements in or relating to refractometers
DE2137842C3 (en) *	1971-07-28	1981-11-05	Ulrich, Helmut, Dipl.-Chem., 8000 München	Refractometer
GB1563374A (en) *	1977-03-31	1980-03-26	Marconi Co Ltd	Device for providing an indication of the refractive index of a fluid
US4240747A (en) *	1979-10-03	1980-12-23	Battelle Memorial Institute	Refractive-index responsive light-signal system

1983
- 1983-03-26 DE DE19833311202 patent/DE3311202A1/en active Granted
- 1983-03-30 SE SE8301800A patent/SE460561B/en not_active IP Right Cessation
- 1983-03-30 GB GB08308781A patent/GB2121556B/en not_active Expired
- 1983-03-30 IT IT8320383A patent/IT1161809B/en active
- 1983-03-30 DK DK147083A patent/DK158166C/en not_active IP Right Cessation
- 1983-03-31 FR FR8305312A patent/FR2524643B1/en not_active Expired
- 1983-03-31 CA CA000425055A patent/CA1207553A/en not_active Expired
- 1983-03-31 NL NL8301172A patent/NL8301172A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
FR2524643B1 (en)	1986-05-09
DE3311202A1 (en)	1983-10-06
NL8301172A (en)	1983-10-17
SE8301800L (en)	1983-10-01
DK158166B (en)	1990-04-02
SE8301800D0 (en)	1983-03-30
DK158166C (en)	1990-08-27
GB2121556A (en)	1983-12-21
FR2524643A1 (en)	1983-10-07
DK147083D0 (en)	1983-03-30
IT1161809B (en)	1987-03-18
DK147083A (en)	1983-10-01
IT8320383A0 (en)	1983-03-30
CA1207553A (en)	1986-07-15
SE460561B (en)	1989-10-23
DE3311202C2 (en)	1988-05-11

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Legal Events

Date	Code	Title	Description
1991-11-27	PCNP	Patent ceased through non-payment of renewal fee