GB8726085D0 - Water contamination meter - Google Patents
Water contamination meterInfo
- Publication number
- GB8726085D0 GB8726085D0 GB878726085A GB8726085A GB8726085D0 GB 8726085 D0 GB8726085 D0 GB 8726085D0 GB 878726085 A GB878726085 A GB 878726085A GB 8726085 A GB8726085 A GB 8726085A GB 8726085 D0 GB8726085 D0 GB 8726085D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- water contamination
- contamination meter
- meter
- water
- contamination
- Prior art date
- 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.)
- Granted
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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
-
- 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
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N2021/3129—Determining multicomponents by multiwavelength light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/08—Optical fibres; light guides
- G01N2201/084—Fibres for remote transmission
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 (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8726085A GB2212261B (en) | 1987-11-06 | 1987-11-06 | Liquid contamination meter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8726085A GB2212261B (en) | 1987-11-06 | 1987-11-06 | Liquid contamination meter |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8726085D0 true GB8726085D0 (en) | 1987-12-09 |
GB2212261A GB2212261A (en) | 1989-07-19 |
GB2212261B GB2212261B (en) | 1991-06-26 |
Family
ID=10626573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8726085A Expired - Fee Related GB2212261B (en) | 1987-11-06 | 1987-11-06 | Liquid contamination meter |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2212261B (en) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2228314B (en) * | 1989-02-16 | 1992-11-18 | Hamamatsu Photonics Kk | Examination apparatus |
US4989942A (en) * | 1989-09-27 | 1991-02-05 | Hughes Aircraft Company | Collimated light optrode |
HUT69337A (en) * | 1991-03-19 | 1995-09-28 | Welsh Water Enterprises Ltd | Method, device and monitoring system for dermining organic contens in a liquid sample |
GB9105737D0 (en) * | 1991-03-19 | 1991-05-01 | Welsh Water Enterprises Ltd | Organic pollutant monitor |
US5350922A (en) * | 1993-03-22 | 1994-09-27 | Robert Bartz | Underwater light scattering sensor |
GB2282880B (en) * | 1993-10-18 | 1997-07-23 | Welsh Water Enterprises Ltd | Apparatus for measuring characteristics of a liquid |
NZ270877A (en) * | 1995-04-06 | 1998-08-26 | Alfa Laval Agri Ab | Detecting particles in fluid using light absorption, compensation for light emitter drift |
GB0216934D0 (en) * | 2002-07-20 | 2002-08-28 | Council Cent Lab Res Councils | Optical apparatus |
DE10360563A1 (en) * | 2003-12-22 | 2005-07-14 | BSH Bosch und Siemens Hausgeräte GmbH | Fluid contamination measurement procedure records selectively filtered transmitted and scatter light in visible, UV and IR regions as function of contamination level |
EP1730493A2 (en) * | 2004-03-15 | 2006-12-13 | Evanesco Limited | Fluid monitoring apparatus and methods |
US7612871B2 (en) | 2004-09-01 | 2009-11-03 | Honeywell International Inc | Frequency-multiplexed detection of multiple wavelength light for flow cytometry |
NO322775B1 (en) | 2004-09-24 | 2006-12-11 | Tomra Systems Asa | Device and method for detecting a medium |
DE102006030854A1 (en) * | 2006-07-04 | 2008-01-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Method for determining oil content of cleaning fluid, involves analyzing of measuring volume of cleaning fluid with optical radiation, and intensity of optical radiation part is measured in trans-illuminating direction by measuring volume |
ITAN20120140A1 (en) * | 2012-10-24 | 2014-04-25 | Tognella S P A Flli | DEVICE AND PROCEDURE TO MEASURE THE CONCENTRATION OF AT LEAST ONE CONTAMINANT IN A FLUID |
-
1987
- 1987-11-06 GB GB8726085A patent/GB2212261B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2212261A (en) | 1989-07-19 |
GB2212261B (en) | 1991-06-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19921106 |