FI810914L - Anordning foer detektering av en ljuspaoverkande substans i ett fluidum - Google Patents

Anordning foer detektering av en ljuspaoverkande substans i ett fluidum

Info

Publication number
FI810914L
FI810914L FI810914A FI810914A FI810914L FI 810914 L FI810914 L FI 810914L FI 810914 A FI810914 A FI 810914A FI 810914 A FI810914 A FI 810914A FI 810914 L FI810914 L FI 810914L
Authority
FI
Finland
Prior art keywords
ljuspaoverkande
substans
anordination
fluidum
ett
Prior art date
Application number
FI810914A
Other languages
English (en)
Other versions
FI73840B (fi
FI73840C (fi
Inventor
Colin Arthur Simpson
Original Assignee
Graviner 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 Graviner Ltd filed Critical Graviner Ltd
Publication of FI810914L publication Critical patent/FI810914L/fi
Publication of FI73840B publication Critical patent/FI73840B/fi
Application granted granted Critical
Publication of FI73840C publication Critical patent/FI73840C/fi

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/26—Devices for withdrawing samples in the gaseous state with provision for intake from several spaces
    • 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
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Optical Measuring Cells (AREA)
FI810914A 1980-03-29 1981-03-25 Anordning foer detektering av en ljuspaoverkande substans i ett fluidum. FI73840C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8010686 1980-03-29
GB8010686A GB2072842B (en) 1980-03-29 1980-03-29 Substances in a fluid

Publications (3)

Publication Number Publication Date
FI810914L true FI810914L (fi) 1981-09-30
FI73840B FI73840B (fi) 1987-07-31
FI73840C FI73840C (fi) 1987-11-09

Family

ID=10512499

Family Applications (1)

Application Number Title Priority Date Filing Date
FI810914A FI73840C (fi) 1980-03-29 1981-03-25 Anordning foer detektering av en ljuspaoverkande substans i ett fluidum.

Country Status (11)

Country Link
US (1) US4447155A (fi)
JP (1) JPS6216674Y2 (fi)
CA (1) CA1143590A (fi)
DK (1) DK150688C (fi)
FI (1) FI73840C (fi)
FR (1) FR2479467B1 (fi)
GB (1) GB2072842B (fi)
IT (1) IT1167855B (fi)
NL (1) NL8101402A (fi)
NO (1) NO156845C (fi)
SE (1) SE447605B (fi)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3822360A1 (de) * 1988-07-01 1990-01-04 Kettrup Antonius Gasprobennehmer
US5115666A (en) * 1990-02-08 1992-05-26 Sentech Corporation Method of detecting halogen gas in a liquid
DE10002414A1 (de) * 2000-01-21 2001-08-09 Festo Ag & Co Additivzerstäubungsvorrichtung
US20120291535A1 (en) * 2011-05-20 2012-11-22 Caterpillar Inc. Oil mist detector test rig
DE102020128684A1 (de) * 2020-10-30 2022-05-05 Heinzmann Gmbh & Co. Kg Ölnebeldetektor zur Detektion und/oder Analyse von Öl-Luftgemischen mit einer optischen Messanordnung sowie zugehörige Verfahren

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE562575C (de) * 1929-12-16 1932-10-27 Max Buchholz G M B H Einrichtung fuer die UEberwachung von Raeumen zum Feuerschutz
CH181580A (de) * 1935-04-17 1935-12-31 Sulzer Ag Nach dem Detektorprinzip arbeitende Luftkontrollanlage.
GB707699A (en) * 1951-05-10 1954-04-21 Philips Electrical Ind Ltd Improvements in the heads of equipment for magnetic recording and reproduction
GB707696A (en) * 1952-04-25 1954-04-21 Mine Safety Appliances Co Improvements in or relating to solenoid-actuated sampling valves
US3207026A (en) * 1960-03-01 1965-09-21 Graviner Manufacturing Co Apparatus and method for determining the individual and average content of light absorbing fluids
FR1282384A (fr) * 1960-03-01 1962-01-19 Graviner Manufacturing Co Appareil pour la détection ou la mesure de la densité d'un fluide absorbant la lumière
CH521649A (de) * 1970-07-31 1972-04-15 Cerberus Ag Feuermeldeeinrichtung
IT1108255B (it) * 1978-10-24 1985-12-02 Fiat Spa Procedimento e dispositivo per il controllo della rugosita della superficie di un pezzo che ha subito una lavorazione meccanica

Also Published As

Publication number Publication date
CA1143590A (en) 1983-03-29
IT8109370A0 (it) 1981-03-27
DK141181A (da) 1981-09-30
NL8101402A (nl) 1981-10-16
NO156845B (no) 1987-08-24
SE8101636L (sv) 1981-09-30
FR2479467A1 (fr) 1981-10-02
SE447605B (sv) 1986-11-24
NO811056L (no) 1981-09-30
FR2479467B1 (fr) 1985-07-12
US4447155A (en) 1984-05-08
NO156845C (no) 1987-12-02
DK150688C (da) 1987-12-28
GB2072842B (en) 1983-06-08
DK150688B (da) 1987-05-25
FI73840B (fi) 1987-07-31
GB2072842A (en) 1981-10-07
FI73840C (fi) 1987-11-09
IT1167855B (it) 1987-05-20
JPS56142352U (fi) 1981-10-27
JPS6216674Y2 (fi) 1987-04-27

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Legal Events

Date Code Title Description
MM Patent lapsed
MM Patent lapsed

Owner name: KIDDE-GRAVINER LIMITED