CA999756A - Fluid analyzer with variable light path - Google Patents

Fluid analyzer with variable light path

Info

Publication number
CA999756A
CA999756A CA187,179A CA187179A CA999756A CA 999756 A CA999756 A CA 999756A CA 187179 A CA187179 A CA 187179A CA 999756 A CA999756 A CA 999756A
Authority
CA
Canada
Prior art keywords
light path
variable light
fluid analyzer
analyzer
fluid
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.)
Expired
Application number
CA187,179A
Other versions
CA187179S (en
Inventor
James J. Shea
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.)
GAM RAD
Original Assignee
GAM RAD
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 GAM RAD filed Critical GAM RAD
Application granted granted Critical
Publication of CA999756A publication Critical patent/CA999756A/en
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
    • G01N21/47—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
    • 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/05—Flow-through cuvettes

Landscapes

  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
  • Instruments For Viewing The Inside Of Hollow Bodies (AREA)
CA187,179A 1972-12-14 1973-12-03 Fluid analyzer with variable light path Expired CA999756A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00315093A US3810695A (en) 1972-12-14 1972-12-14 Fluid analyzer with variable light path

Publications (1)

Publication Number Publication Date
CA999756A true CA999756A (en) 1976-11-16

Family

ID=23222859

Family Applications (1)

Application Number Title Priority Date Filing Date
CA187,179A Expired CA999756A (en) 1972-12-14 1973-12-03 Fluid analyzer with variable light path

Country Status (6)

Country Link
US (1) US3810695A (en)
JP (1) JPS4991289A (en)
CA (1) CA999756A (en)
DE (1) DE2361752A1 (en)
FR (1) FR2214372A5 (en)
GB (1) GB1453602A (en)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2501755A1 (en) * 1975-01-17 1976-07-22 Kernforschung Gmbh Ges Fuer PROCEDURE FOR MEASURING AND / OR MONITORING SUBSTANCE CONCENTRATIONS IN TRANSLUCENT MEDIA
SE394910B (en) * 1975-10-29 1977-07-18 Pharmacia Fine Chemicals Ab OPTICAL ANALYSIS KIT AND DEVICE
JPS52162185U (en) * 1976-06-03 1977-12-08
GB1602969A (en) * 1977-08-26 1981-11-18 Standard Telephones Cables Ltd Oil-in-water detection system
US4279506A (en) * 1977-11-03 1981-07-21 R. J. Harvey Instruments Corp. Photometric apparatus and methods for counting the particulate components of blood
JPS5535257A (en) * 1978-09-04 1980-03-12 Horiba Ltd Continuous-flow type short cell for high-density measurement
US4286881A (en) * 1979-02-26 1981-09-01 Phillips Petroleum Company Sample cell
GB2066947B (en) * 1980-01-09 1984-06-20 Measurex Corp Gas measuring apparatus with adjustable path length and method for operation and standardization therefor
JPS56162018A (en) * 1980-05-17 1981-12-12 Olympus Optical Co Ltd Photometric device
SE453015B (en) * 1981-11-25 1988-01-04 Bergstrom Per Hakan Sture METHOD DEVICE FOR Saturation of the concentration of particles transported by a liquid through a tube
SE453016B (en) * 1981-11-25 1988-01-04 Bergstrom Per Hakan Sture METHOD FOR SATURING THE CONCENTRATION OF PARTICLES TRANSPORTED BY A FLUID THROUGH A PIPE
CA1242336A (en) * 1984-08-16 1988-09-27 Winnipeg Rh Institute Inc. (The) Sight tube for monitoring of fluids
FR2575306B1 (en) * 1984-12-21 1987-02-13 Elf Aquitaine METHOD FOR REGULATING THE AMINE LOAD ON A NATURAL GAS PURIFICATION COLUMN
EP0302009A1 (en) * 1987-07-22 1989-02-01 Ciba-Geigy Ag Flow-through cuvette
EP0326511B1 (en) * 1988-01-14 1992-02-26 Ciba-Geigy Ag Capillary flow cell
DE3819026A1 (en) * 1988-06-03 1989-12-14 Pfaudler Werke Ag PROBE ARRANGEMENT
US4931774A (en) * 1988-08-17 1990-06-05 Dickey-John Corporation Liquid-vapor change of phase detector
DE3838371A1 (en) * 1988-11-11 1990-05-17 Hench Automatik App Masch MEASURING CELL FOR SPECTRAL ANALYSIS OF FLOWING MEDIA, ESPECIALLY PLASTIC MELTS
DE3938617A1 (en) * 1989-11-21 1991-05-29 Battelle Institut E V Measuring mass concn. to ascertain extinction of aerosol - using photometer receiving proportional measuring signal along at least two optical paths
US5069552A (en) * 1989-12-01 1991-12-03 E. I. Du Pont De Nemours And Company Sensor-holding device
DE59104604D1 (en) * 1990-11-26 1995-03-23 Ciba Geigy Ag Detector cell.
US5408313A (en) * 1991-01-07 1995-04-18 Custom Sample Systems, Inc. Optical interface coupler and system for photometric analysis
US5289255A (en) * 1991-03-28 1994-02-22 Minnesota Mining And Manufacturing Co. Cuvette for use in making a measurement of a blood parameter and assembly utilizing the same
US5371020A (en) * 1991-09-19 1994-12-06 Radiometer A/S Method of photometric in vitro determination of the content of an analyte in a sample
EP0540035A3 (en) * 1991-10-31 1993-12-01 Hughes Aircraft Co Sensor for monitoring solutes in a liquid stream
US5268736A (en) * 1992-02-28 1993-12-07 Prather William S Light absorption cell combining variable path and length pump
DE4218127B4 (en) * 1992-06-02 2005-09-22 Heidelberger Druckmaschinen Ag Method for determining the degree of soiling of a printing unit of a printing press
ZA954874B (en) * 1994-06-20 1996-02-02 Chemiefaser Lenzing Ag Process devices and the use of devices for the measurement of the extinction of turbid suspensions
US6771366B2 (en) * 2002-10-04 2004-08-03 J.M. Canty Inc. Fluid flow cell
DE10351160B3 (en) * 2003-11-03 2005-03-31 Roche Diagnostics Gmbh Continuous-flow cuvette and mid-range infra-red transmission spectrometer for biological fluids, comprises flow channel with two separate optical paths
US7471393B2 (en) * 2004-03-06 2008-12-30 Michael Trainer Methods and apparatus for determining the size and shape of particles
US9297737B2 (en) 2004-03-06 2016-03-29 Michael Trainer Methods and apparatus for determining characteristics of particles
US7508521B2 (en) * 2007-03-14 2009-03-24 Spectrasensors, Inc. Pressure-invariant trace gas detection
CN103418295B (en) 2007-06-21 2015-11-18 简.探针公司 For the instruments and methods of the content of hybrid detection chamber
JP2009180665A (en) * 2008-01-31 2009-08-13 Chino Corp Optical path-length variable cell
US7961310B1 (en) * 2008-07-09 2011-06-14 Durasens, LLC Transmission liquid flow cell with increased internal flow rates
US7973923B2 (en) 2009-04-27 2011-07-05 Endress+Hauser Conducta Inc. Multi-port inline flow cell for use in monitoring multiple parameters in a sanitary process line
ITRM20110029A1 (en) * 2011-01-25 2012-07-26 Enea Agenzia Naz Per Le Nuo Ve Tecnologie COLORIMETRIC ANALYZER OF WATER SOLUTIONS (ACSA)
DE102011013002C5 (en) 2011-03-04 2020-12-17 Optek-Danulat Gmbh Flow-through measuring cell
US9279746B2 (en) 2012-02-16 2016-03-08 Endress+ Hauser Conducta Inc. Inline optical sensor with modular flowcell
US9404849B2 (en) 2013-02-28 2016-08-02 Endress+Hauser Conducta Inc. Micro volume inline optical sensor
CN104141792A (en) * 2014-07-24 2014-11-12 昆山禾信质谱技术有限公司 Sealing device based on cavity ring-down spectroscopy technology
US10643008B2 (en) 2014-11-11 2020-05-05 Spectrasensors, Inc. Target analyte detection and quantification in sample gases with complex background compositions
WO2018050527A1 (en) * 2016-09-13 2018-03-22 Basf Coatings Gmbh Sensor for a virtually simultaneous measurement of a transmission and/or forward scattering and/or remission and for a simultaneous measurement of the transmission and forward scattering or transmission and remission of a liquid sample
JP6730203B2 (en) * 2017-02-07 2020-07-29 株式会社日立製作所 Optical analysis device, optical analysis system, and optical analysis method
JP6864609B2 (en) * 2017-11-27 2021-04-28 株式会社日立製作所 Optical analyzers, material manufacturing systems, material manufacturing methods, and programs
US11692933B2 (en) * 2020-04-06 2023-07-04 Joyson Safety Systems Acquisition Llc Systems and methods of ambient gas sensing in a vehicle

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2690695A (en) * 1952-01-03 1954-10-05 Perkin Elmer Corp Variable space absorption cell
US3234846A (en) * 1959-11-18 1966-02-15 Standard Oil Co Continuously recording turbidity meter
US3526462A (en) * 1967-08-17 1970-09-01 Univ Delaware Radiant energy absorption cell with a transversely movable wedge-shaped spacer block therein
US3614243A (en) * 1969-08-01 1971-10-19 Reno A Del Ben Variable path-length gas cell

Also Published As

Publication number Publication date
US3810695A (en) 1974-05-14
DE2361752A1 (en) 1974-06-20
GB1453602A (en) 1976-10-27
JPS4991289A (en) 1974-08-31
FR2214372A5 (en) 1974-08-09

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