GB8817906D0 - Gas analyser - Google Patents

Gas analyser

Info

Publication number
GB8817906D0
GB8817906D0 GB888817906A GB8817906A GB8817906D0 GB 8817906 D0 GB8817906 D0 GB 8817906D0 GB 888817906 A GB888817906 A GB 888817906A GB 8817906 A GB8817906 A GB 8817906A GB 8817906 D0 GB8817906 D0 GB 8817906D0
Authority
GB
United Kingdom
Prior art keywords
gas analyser
analyser
gas
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
GB888817906A
Other versions
GB2208707A (en
GB2208707B (en
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.)
Honeywell Analytics Ltd
Original Assignee
Sieger 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.)
Filing date
Publication date
Application filed by Sieger Ltd filed Critical Sieger Ltd
Publication of GB8817906D0 publication Critical patent/GB8817906D0/en
Publication of GB2208707A publication Critical patent/GB2208707A/en
Application granted granted Critical
Publication of GB2208707B publication Critical patent/GB2208707B/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
    • G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
    • G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
    • G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
    • G01N21/783—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour for analysing gases
    • 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
    • G01N2021/0385—Diffusing membrane; Semipermeable membrane

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Plasma & Fusion (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth 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 The Use Of Chemical Reactions (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
GB8817906A 1987-07-31 1988-07-27 Gas analyser Expired - Fee Related GB2208707B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB878718151A GB8718151D0 (en) 1987-07-31 1987-07-31 Gas analyser

Publications (3)

Publication Number Publication Date
GB8817906D0 true GB8817906D0 (en) 1988-09-01
GB2208707A GB2208707A (en) 1989-04-12
GB2208707B GB2208707B (en) 1991-09-18

Family

ID=10621598

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878718151A Pending GB8718151D0 (en) 1987-07-31 1987-07-31 Gas analyser
GB8817906A Expired - Fee Related GB2208707B (en) 1987-07-31 1988-07-27 Gas analyser

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878718151A Pending GB8718151D0 (en) 1987-07-31 1987-07-31 Gas analyser

Country Status (1)

Country Link
GB (2) GB8718151D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19848542C2 (en) * 1998-10-22 2001-07-05 Trace Biotech Ag Sampling probe
WO2004051243A2 (en) * 2002-12-04 2004-06-17 Honeywell International Inc. Compact opto-fluidic chemical sensor
DE102011011282A1 (en) * 2011-02-15 2012-08-16 SubCtech GmbH Device for measuring dissolved component in e.g. sea water, has diaphragm that is provided in frame and arranged in liquid chamber in defined orientation and working position for contacting with liquid flowing in liquid chamber

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6810428A (en) * 1967-10-16 1969-04-18
US3711206A (en) * 1971-01-19 1973-01-16 Hycel Inc Optical analyzing means for automatic chemical testing apparatus
FR2231421B1 (en) * 1973-05-30 1976-05-07 Rhone Poulenc Ind
CA1050298A (en) * 1974-05-15 1979-03-13 Kenneth E. Nelson Photometric system with conical flow cell
GB1515632A (en) * 1975-02-06 1978-06-28 Perkin Elmer Corp Detector cell assembly combination
US4033330A (en) * 1975-09-08 1977-07-05 Hewlett-Packard Company Transcutaneous pH measuring instrument
JPS5466552A (en) * 1977-11-07 1979-05-29 Mitsubishi Rayon Co Ltd Water cleaning device
DE3043332A1 (en) * 1980-11-17 1982-07-01 Siemens AG, 1000 Berlin und 8000 München NON-DISPERSIVE INFRARED GAS ANALYZER
US4374620A (en) * 1981-01-29 1983-02-22 Altex Scientific, Inc. Photometric flow cell
DE3277031D1 (en) * 1981-02-17 1987-09-24 Beckman Instruments Inc Double beam photometer for measuring fluid samples
US4490234A (en) * 1982-02-22 1984-12-25 Beckman Instruments, Inc. Method for measuring ionic concentration utilizing an ion-sensing electrode
EP0186755A3 (en) * 1984-11-26 1986-07-23 Kontron-Holding Ag Flow-through cell
US4668632A (en) * 1985-02-06 1987-05-26 Vxr, Inc. Sparger and apparatus for and method of growing cells
DE3506372A1 (en) * 1985-02-21 1986-08-21 Dr. Thiedig + Co, 1000 Berlin METHOD FOR MEASURING THE CONCENTRATION OF A GAS AND DEVICE FOR IMPLEMENTING IT
US4588893A (en) * 1985-02-25 1986-05-13 Nicolet Instrument Corporation Light-pipe flow cell for supercritical fluid chromatography
GB8512796D0 (en) * 1985-05-21 1985-06-26 Bellhouse Brian John Testing liquids

Also Published As

Publication number Publication date
GB2208707A (en) 1989-04-12
GB8718151D0 (en) 1987-09-09
GB2208707B (en) 1991-09-18

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Legal Events

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

Effective date: 19930727