SE315760B - - Google Patents

Info

Publication number
SE315760B
SE315760B SE5681/66A SE568166A SE315760B SE 315760 B SE315760 B SE 315760B SE 5681/66 A SE5681/66 A SE 5681/66A SE 568166 A SE568166 A SE 568166A SE 315760 B SE315760 B SE 315760B
Authority
SE
Sweden
Application number
SE5681/66A
Inventor
B Lindahl
S Lamme
Original Assignee
Saab Ab
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 Saab Ab filed Critical Saab Ab
Priority to SE5681/66A priority Critical patent/SE315760B/xx
Priority to DE1623087A priority patent/DE1623087C3/de
Priority to CH581667A priority patent/CH450011A/de
Priority to US633124A priority patent/US3526461A/en
Priority to AT387867A priority patent/AT292342B/de
Priority to FR104311A priority patent/FR1524475A/fr
Priority to GB19531/67A priority patent/GB1145657A/en
Publication of SE315760B publication Critical patent/SE315760B/xx

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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/94—Investigating contamination, e.g. dust
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/06—Investigating concentration of particle suspensions
    • G01N15/0606—Investigating concentration of particle suspensions by collecting particles on a support
    • G01N15/0618—Investigating concentration of particle suspensions by collecting particles on a support of the filter type
    • 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
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • 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

  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
SE5681/66A 1966-04-27 1966-04-27 SE315760B (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE5681/66A SE315760B (fr) 1966-04-27 1966-04-27
DE1623087A DE1623087C3 (de) 1966-04-27 1967-04-21 Verfahren und Vorrichtung zur Bestimmung der Reinheit eines Raumes mit geregeltem Luftzustand
CH581667A CH450011A (de) 1966-04-27 1967-04-24 Verfahren und Vorrichtung zur Bestimmung der Reinheit eines Raumes mit geregeltem Luftzustand
US633124A US3526461A (en) 1966-04-27 1967-04-24 Determining cleanness of air in a controlled environment
AT387867A AT292342B (de) 1966-04-27 1967-04-25 Vorrichtung zur Bestimmung der Reinheit eines Raumes mit geregeltem Luftzustand
FR104311A FR1524475A (fr) 1966-04-27 1967-04-26 Procédé et dispositif pour déterminer le degré de propreté dans une pièce à milieu contrôlé
GB19531/67A GB1145657A (en) 1966-04-27 1967-04-27 A method and apparatus for detecting the concentration of particles in a gaseous atmosphere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE5681/66A SE315760B (fr) 1966-04-27 1966-04-27

Publications (1)

Publication Number Publication Date
SE315760B true SE315760B (fr) 1969-10-06

Family

ID=20266988

Family Applications (1)

Application Number Title Priority Date Filing Date
SE5681/66A SE315760B (fr) 1966-04-27 1966-04-27

Country Status (6)

Country Link
US (1) US3526461A (fr)
AT (1) AT292342B (fr)
CH (1) CH450011A (fr)
DE (1) DE1623087C3 (fr)
GB (1) GB1145657A (fr)
SE (1) SE315760B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3647301A (en) * 1969-01-15 1972-03-07 Oskar Edwin Sturzinger System for ascertaining the accumulation of pulverulent, granular or flaky bulk goods
CH535430A (de) * 1971-02-17 1973-03-31 Gretag Ag Verfahren und Vorrichtung zur Detektierung von staubförmigen Partikeln
US4047814A (en) * 1974-02-27 1977-09-13 Trans-Sonics, Incorporated Method and apparatus for segregating particulate matter
US4105334A (en) * 1976-08-09 1978-08-08 Exxon Research & Engineering Co. Optical detector
US4402607A (en) * 1980-05-16 1983-09-06 Gca Corporation Automatic detector for microscopic dust on large-area, optically unpolished surfaces
EP0264427A1 (fr) * 1986-05-05 1988-04-27 Hughes Aircraft Company Procede et appareil d'identification d'une matiere particulaire
JPS6384137U (fr) * 1986-11-20 1988-06-02
DE3722693C1 (de) * 1987-07-09 1988-05-05 Sonnenschein Accumulatoren UEberwachungseinrichtung fuer die Qualitaet eines Arbeitsfilters
GB8717118D0 (en) * 1987-07-20 1987-08-26 Wiggins Teape Group Ltd Determining propensity of paper/board to dust
GB8722982D0 (en) * 1987-09-30 1987-11-04 Rood A P Measurement of airborne fibres
US4792199A (en) * 1987-10-27 1988-12-20 High Yield Technology System for detection of extremely small particles in a low pressure environment
FR2739692B1 (fr) * 1995-10-09 1997-12-12 Europ Agence Spatiale Appareil de mesure de retombees de particules sur une surface, utilisant une plaque temoin
US5929981A (en) * 1996-06-18 1999-07-27 Ohmeda Inc. System for monitoring contamination of optical elements in a Raman gas analyzer
EP1411342B1 (fr) * 2002-10-11 2006-12-13 S.O.I. Tec Silicon on Insulator Technologies S.A. Procédé d'évaluation de la concentration de particules dans l'atmosphère d'une salle blanche ou d'un mini-environnement
CA3105314A1 (fr) * 2018-07-13 2020-01-16 9260-2366 Quebec Inc. Systeme et procede de detection de l'accumulation de particules sur une surface
CN114397408B (zh) * 2022-01-21 2022-11-04 风云博维(深圳)科技有限公司 一种空气数据分析及监测装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191100659A (en) * 1910-01-13 1911-10-12 Erik Karl Hermann Borchers Improved Apparatus for Testing Gases, Steam, or other Vapours, and Recording the Solid and Liquid Admixtures therein.
US2076554A (en) * 1932-01-21 1937-04-13 Drinker Philip Apparatus for measuring, recording, and controlling dilute dust concentrations
US2076553A (en) * 1934-03-05 1937-04-13 Drinker Philip Apparatus for measuring, recording, and controlling dilute dust concentrations
US3309956A (en) * 1962-07-05 1967-03-21 Hach Chemical Co Extended range turbidimeter

Also Published As

Publication number Publication date
DE1623087A1 (de) 1972-02-17
AT292342B (de) 1971-08-25
GB1145657A (en) 1969-03-19
DE1623087B2 (de) 1973-09-13
US3526461A (en) 1970-09-01
DE1623087C3 (de) 1974-04-04
CH450011A (de) 1968-01-15

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