JPS5619910B2 - - Google Patents

Info

Publication number
JPS5619910B2
JPS5619910B2 JP4795076A JP4795076A JPS5619910B2 JP S5619910 B2 JPS5619910 B2 JP S5619910B2 JP 4795076 A JP4795076 A JP 4795076A JP 4795076 A JP4795076 A JP 4795076A JP S5619910 B2 JPS5619910 B2 JP S5619910B2
Authority
JP
Japan
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
JP4795076A
Other languages
Japanese (ja)
Other versions
JPS51136473A (en
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 filed Critical
Publication of JPS51136473A publication Critical patent/JPS51136473A/en
Publication of JPS5619910B2 publication Critical patent/JPS5619910B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • 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
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Management (AREA)
  • Business, Economics & Management (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Fire-Detection Mechanisms (AREA)
JP51047950A 1975-05-06 1976-04-28 Depreciation concentration detector Granted JPS51136473A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH579975A CH578176A5 (en) 1975-05-06 1975-05-06 Radiation extinction measuring instrument - has radiation source and radiation receiver using tube for medium to be tested

Publications (2)

Publication Number Publication Date
JPS51136473A JPS51136473A (en) 1976-11-25
JPS5619910B2 true JPS5619910B2 (en) 1981-05-11

Family

ID=4299487

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51047950A Granted JPS51136473A (en) 1975-05-06 1976-04-28 Depreciation concentration detector

Country Status (2)

Country Link
JP (1) JPS51136473A (en)
CH (1) CH578176A5 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2805972B2 (en) * 1978-02-13 1980-09-25 Werner Prof. Dr.-Ing. 7505 Ettlingen Adrian Device for measuring the concentration of a gas
US4690560A (en) * 1983-06-30 1987-09-01 Commonwealth Scientific And Industrial Research Organization Optically based measurement of fluid parameters
JPS61155757U (en) * 1985-03-20 1986-09-27
EP0198135A3 (en) * 1985-04-17 1987-12-02 Indiana University Foundation Remote optic atmosphere monitor and method for determining a foreign substance in a fluid
DE4117243A1 (en) * 1991-05-27 1992-12-03 Grundig Emv ARRANGEMENT FOR DETECTING HYDROCARBONS, ESPECIALLY OIL, IN WATER-FLOWED PIPE SYSTEMS
SE524900C2 (en) 2002-07-22 2004-10-19 Senseair Ab Gas analyzing arrangements
GB201000756D0 (en) 2010-01-18 2010-03-03 Gas Sensing Solutions Ltd Gas sensor with radiation guide

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319071A (en) * 1964-11-27 1967-05-09 Gen Motors Corp Infrared gas analysis absorption chamber having a highly reflective specular internal surface
JPS4884595A (en) * 1972-02-10 1973-11-09

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3319071A (en) * 1964-11-27 1967-05-09 Gen Motors Corp Infrared gas analysis absorption chamber having a highly reflective specular internal surface
JPS4884595A (en) * 1972-02-10 1973-11-09

Also Published As

Publication number Publication date
JPS51136473A (en) 1976-11-25
CH578176A5 (en) 1976-07-30

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