CA2198889A1 - Gas analyzer cuvettes - Google Patents

Gas analyzer cuvettes

Info

Publication number
CA2198889A1
CA2198889A1 CA002198889A CA2198889A CA2198889A1 CA 2198889 A1 CA2198889 A1 CA 2198889A1 CA 002198889 A CA002198889 A CA 002198889A CA 2198889 A CA2198889 A CA 2198889A CA 2198889 A1 CA2198889 A1 CA 2198889A1
Authority
CA
Canada
Prior art keywords
cuvettes
gas analyzer
assembling
advantageously
employed
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
Application number
CA002198889A
Other languages
French (fr)
Other versions
CA2198889C (en
Inventor
David R. Rich
Gerald R. Apperson
Lawrence L. Labuda
Leslie E. Mace
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.)
NTC Technology Inc
Original Assignee
Individual
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
Priority claimed from US08/300,146 external-priority patent/US5693944A/en
Priority claimed from US08/300,383 external-priority patent/US5616923A/en
Application filed by Individual filed Critical Individual
Publication of CA2198889A1 publication Critical patent/CA2198889A1/en
Application granted granted Critical
Publication of CA2198889C publication Critical patent/CA2198889C/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/05—Flow-through cuvettes
    • 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
    • G01N21/0303—Optical path conditioning in cuvettes, e.g. windows; adapted optical elements or systems; path modifying or adjustment

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)
  • Optical Measuring Cells (AREA)

Abstract

Cuvettes which feature polymeric windows (142, 144) for transmitting infrared radiation. Methods for assembling the cuvettes and gas analyzers (20) in which the cuvettes can advantageously be employed.
CA002198889A 1994-09-02 1995-08-18 Gas analyzer cuvettes Expired - Fee Related CA2198889C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US08/300,146 US5693944A (en) 1994-09-02 1994-09-02 Gas analyzer cuvettes
US08/300,383 US5616923A (en) 1990-05-23 1994-09-02 Gas analyzer cuvettes
US08/300,383 1994-09-02
US08/300,146 1994-09-02
PCT/US1995/010550 WO1996007886A1 (en) 1994-09-02 1995-08-18 Gas analyzer cuvettes

Publications (2)

Publication Number Publication Date
CA2198889A1 true CA2198889A1 (en) 1996-03-14
CA2198889C CA2198889C (en) 2003-07-08

Family

ID=26971616

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002198889A Expired - Fee Related CA2198889C (en) 1994-09-02 1995-08-18 Gas analyzer cuvettes

Country Status (2)

Country Link
CA (1) CA2198889C (en)
WO (1) WO1996007886A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10111236A (en) 1996-10-03 1998-04-28 Nippon Koden Corp Apparatus for measuring carbon dioxide gas concentration
US8081304B2 (en) 2006-07-31 2011-12-20 Visualant, Inc. Method, apparatus, and article to facilitate evaluation of objects using electromagnetic energy
US9316581B2 (en) 2013-02-04 2016-04-19 Visualant, Inc. Method, apparatus, and article to facilitate evaluation of substances using electromagnetic energy
US9041920B2 (en) 2013-02-21 2015-05-26 Visualant, Inc. Device for evaluation of fluids using electromagnetic energy
WO2014165003A1 (en) 2013-03-12 2014-10-09 Visualant, Inc. Systems and methods for fluid analysis using electromagnetic energy
CN107167442A (en) * 2017-07-10 2017-09-15 厦门华厦学院 A kind of mobile phone spectrophotometer and solution concentration measuring method
DE102019124107A1 (en) 2019-09-09 2021-03-11 Hamilton Medical Ag Measuring cuvette and radiation sensor, which can only be detachably connected in a predetermined relative orientation
DE102021109748A1 (en) * 2021-04-19 2022-10-20 Isud Solutions Gmbh Optical analysis device for determining a parameter of a medium, housing and overall system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3614243A (en) * 1969-08-01 1971-10-19 Reno A Del Ben Variable path-length gas cell
US4749276A (en) * 1986-01-23 1988-06-07 Mcdonnell Douglas Corporation Long path absorption cell
DE3918994C1 (en) * 1989-06-10 1990-06-13 Draegerwerk Ag, 2400 Luebeck, De
US5067492A (en) * 1990-08-07 1991-11-26 Critikon, Inc. Disposable airway adapter
US5261415A (en) * 1991-07-12 1993-11-16 Ciba Corning Diagnostics Corp. CO2 mainstream capnography sensor
US5340986A (en) * 1991-11-18 1994-08-23 Gaztech International Corporation Diffusion-type gas sample chamber
US5296706A (en) * 1992-12-02 1994-03-22 Critikon, Inc. Shutterless mainstream discriminating anesthetic agent analyzer

Also Published As

Publication number Publication date
CA2198889C (en) 2003-07-08
WO1996007886A1 (en) 1996-03-14

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20150818