AT171128B - Device for determining the density and grain size of dusts of non-uniform grain sizes according to the scattered light method with photographic recording of the test condition - Google Patents

Device for determining the density and grain size of dusts of non-uniform grain sizes according to the scattered light method with photographic recording of the test condition

Info

Publication number
AT171128B
AT171128B AT171128DA AT171128B AT 171128 B AT171128 B AT 171128B AT 171128D A AT171128D A AT 171128DA AT 171128 B AT171128 B AT 171128B
Authority
AT
Austria
Prior art keywords
dusts
density
determining
scattered light
test condition
Prior art date
Application number
Other languages
German (de)
Original Assignee
Alpenlaendischer Zentralver Zu
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 Alpenlaendischer Zentralver Zu filed Critical Alpenlaendischer Zentralver Zu
Application granted granted Critical
Publication of AT171128B publication Critical patent/AT171128B/en

Links

Classifications

    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • G01N15/0227—Investigating particle size or size distribution by optical means using imaging; using holography
    • 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
    • G01N2021/4704—Angular selective
    • G01N2021/4711—Multiangle measurement

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (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)
AT171128D 1949-02-08 1949-02-08 Device for determining the density and grain size of dusts of non-uniform grain sizes according to the scattered light method with photographic recording of the test condition AT171128B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT171128T 1949-02-08

Publications (1)

Publication Number Publication Date
AT171128B true AT171128B (en) 1952-04-25

Family

ID=3656105

Family Applications (1)

Application Number Title Priority Date Filing Date
AT171128D AT171128B (en) 1949-02-08 1949-02-08 Device for determining the density and grain size of dusts of non-uniform grain sizes according to the scattered light method with photographic recording of the test condition

Country Status (1)

Country Link
AT (1) AT171128B (en)

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