FR2036476A5 - - Google Patents

Info

Publication number
FR2036476A5
FR2036476A5 FR6907420A FR6907420A FR2036476A5 FR 2036476 A5 FR2036476 A5 FR 2036476A5 FR 6907420 A FR6907420 A FR 6907420A FR 6907420 A FR6907420 A FR 6907420A FR 2036476 A5 FR2036476 A5 FR 2036476A5
Authority
FR
France
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
FR6907420A
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.)
Individual
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
Application filed by Individual filed Critical Individual
Priority to FR6907420A priority Critical patent/FR2036476A5/fr
Priority to GB1164570A priority patent/GB1276977A/en
Priority to DE19702011733 priority patent/DE2011733A1/de
Priority to CA077318A priority patent/CA935661A/en
Application granted granted Critical
Publication of FR2036476A5 publication Critical patent/FR2036476A5/fr
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

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)
FR6907420A 1969-03-13 1969-03-13 Expired FR2036476A5 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR6907420A FR2036476A5 (fr) 1969-03-13 1969-03-13
GB1164570A GB1276977A (en) 1969-03-13 1970-03-11 Improvements in and relating to apparatus for detecting the opacity of gases
DE19702011733 DE2011733A1 (fr) 1969-03-13 1970-03-12
CA077318A CA935661A (en) 1969-03-13 1970-03-12 Dispositif pour detecter l'opacite des gaz

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6907420A FR2036476A5 (fr) 1969-03-13 1969-03-13

Publications (1)

Publication Number Publication Date
FR2036476A5 true FR2036476A5 (fr) 1970-12-24

Family

ID=9030687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6907420A Expired FR2036476A5 (fr) 1969-03-13 1969-03-13

Country Status (4)

Country Link
CA (1) CA935661A (fr)
DE (1) DE2011733A1 (fr)
FR (1) FR2036476A5 (fr)
GB (1) GB1276977A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1069425A1 (fr) * 1999-07-12 2001-01-17 Entreprise Generale De Chauffage Industriel Pillard Procédé et dispositif de détection et de mesure optique de la quantité de particules opaques présentes dans un gaz

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3233368A1 (de) * 1982-09-08 1984-03-08 Heimann Gmbh, 6200 Wiesbaden Strahlungsrauchmelder
GB8906554D0 (en) * 1989-03-22 1989-05-04 Harley Phillip E Optical system for detector device
AT1157U1 (de) * 1995-12-15 1996-11-25 Avl Verbrennungskraft Messtech Verfahren zur optischen messung von gasblasen in einer kühlflüssigkeit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR951331A (fr) * 1940-03-19 1949-10-21 C O Two Fire Equipment Co Perfectionnements aux détecteurs et avertisseurs de la présence de fumées
US2892378A (en) * 1955-04-26 1959-06-30 Gen Electric Indicating turbidimeter
GB984571A (en) * 1961-01-23 1965-02-24 Graviner Manufacturing Co Improvements in or relating to detectors of smoke and other fluid suspensions
FR1547849A (fr) * 1966-11-28 1968-11-29 Kidde Walter Co Ltd Appareil détecteur de fumée

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR951331A (fr) * 1940-03-19 1949-10-21 C O Two Fire Equipment Co Perfectionnements aux détecteurs et avertisseurs de la présence de fumées
US2892378A (en) * 1955-04-26 1959-06-30 Gen Electric Indicating turbidimeter
GB984571A (en) * 1961-01-23 1965-02-24 Graviner Manufacturing Co Improvements in or relating to detectors of smoke and other fluid suspensions
FR1547849A (fr) * 1966-11-28 1968-11-29 Kidde Walter Co Ltd Appareil détecteur de fumée

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1069425A1 (fr) * 1999-07-12 2001-01-17 Entreprise Generale De Chauffage Industriel Pillard Procédé et dispositif de détection et de mesure optique de la quantité de particules opaques présentes dans un gaz
FR2796461A1 (fr) * 1999-07-12 2001-01-19 Pillard Chauffage Procede et dispositif de detection et de mesure optique de la quantite de particules opaques presentes dans un gaz

Also Published As

Publication number Publication date
CA935661A (en) 1973-10-23
GB1276977A (en) 1972-06-07
DE2011733A1 (fr) 1970-10-15

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Legal Events

Date Code Title Description
ST Notification of lapse