CH552207A - Freiluftgeraet fuer die bestimmung des staubgehaltes der aussenluft. - Google Patents

Freiluftgeraet fuer die bestimmung des staubgehaltes der aussenluft.

Info

Publication number
CH552207A
CH552207A CH218773A CH218773A CH552207A CH 552207 A CH552207 A CH 552207A CH 218773 A CH218773 A CH 218773A CH 218773 A CH218773 A CH 218773A CH 552207 A CH552207 A CH 552207A
Authority
CH
Switzerland
Prior art keywords
determining
outdoor
dust content
outdoor unit
outdoor air
Prior art date
Application number
CH218773A
Other languages
English (en)
Original Assignee
Gertsch & Co Ag
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 Gertsch & Co Ag filed Critical Gertsch & Co Ag
Priority to CH218773A priority Critical patent/CH552207A/de
Priority to DE19742401008 priority patent/DE2401008C3/de
Priority to BE140402A priority patent/BE810436A/xx
Priority to JP1463274A priority patent/JPS49114984A/ja
Priority to NL7401650A priority patent/NL7401650A/xx
Priority to GB588974A priority patent/GB1442538A/en
Priority to LU69384D priority patent/LU69384A1/xx
Publication of CH552207A publication Critical patent/CH552207A/de

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
    • G01N15/06—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
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/22—Devices for withdrawing samples in the gaseous state
    • G01N1/2247—Sampling from a flowing stream of gas
    • G01N2001/225—Sampling from a flowing stream of gas isokinetic, same flow rate for sample and bulk gas

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)
  • Filtering Of Dispersed Particles In Gases (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
CH218773A 1973-02-15 1973-02-15 Freiluftgeraet fuer die bestimmung des staubgehaltes der aussenluft. CH552207A (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CH218773A CH552207A (de) 1973-02-15 1973-02-15 Freiluftgeraet fuer die bestimmung des staubgehaltes der aussenluft.
DE19742401008 DE2401008C3 (de) 1973-02-15 1974-01-10 Freiluft-Bodengerät für die Bestimmung des Staubgehaltes der Außenluft
BE140402A BE810436A (fr) 1973-02-15 1974-01-31 Appareil a l'air libre pour la determination de la teneur en poussiere de l'air exterieur
JP1463274A JPS49114984A (de) 1973-02-15 1974-02-06
NL7401650A NL7401650A (de) 1973-02-15 1974-02-06
GB588974A GB1442538A (en) 1973-02-15 1974-02-08 Outdoor device for determining the dust content of the outside air
LU69384D LU69384A1 (de) 1973-02-15 1974-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH218773A CH552207A (de) 1973-02-15 1973-02-15 Freiluftgeraet fuer die bestimmung des staubgehaltes der aussenluft.

Publications (1)

Publication Number Publication Date
CH552207A true CH552207A (de) 1974-07-31

Family

ID=4227922

Family Applications (1)

Application Number Title Priority Date Filing Date
CH218773A CH552207A (de) 1973-02-15 1973-02-15 Freiluftgeraet fuer die bestimmung des staubgehaltes der aussenluft.

Country Status (6)

Country Link
JP (1) JPS49114984A (de)
BE (1) BE810436A (de)
CH (1) CH552207A (de)
GB (1) GB1442538A (de)
LU (1) LU69384A1 (de)
NL (1) NL7401650A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3344463A1 (de) * 1983-12-02 1985-06-13 Heubach Hans Dr Gmbh Co Kg Dauerhaft staubungsfreie pigmentpraeparate
DE3416463A1 (de) * 1984-05-04 1985-11-07 Peter 7117 Bretzfeld Herrmann Mehrhub-stellzylinder
PL2352982T3 (pl) 2008-11-06 2016-03-31 Kaminska Dorota Sposób pomiaru zapylenia przepływającego gazu i urządzenie do pomiaru zapylenia przepływającego gazu
CN113033327A (zh) * 2021-03-05 2021-06-25 湖南智连方舟工程科技有限公司 一种建筑工程现场人员监测系统及监测设备
CN113324883A (zh) * 2021-05-11 2021-08-31 罗本龙 一种嵌入式扬尘污染远程监控器及远程监控系统

Also Published As

Publication number Publication date
DE2401008A1 (de) 1974-08-29
DE2401008B2 (de) 1976-07-15
LU69384A1 (de) 1974-05-29
BE810436A (fr) 1974-05-16
GB1442538A (en) 1976-07-14
JPS49114984A (de) 1974-11-01
NL7401650A (de) 1974-08-19

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Legal Events

Date Code Title Description
PL Patent ceased