CH552207A - OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR. - Google Patents

OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR.

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
German (de)
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/en
Priority to DE19742401008 priority patent/DE2401008C3/en
Priority to BE140402A priority patent/BE810436A/en
Priority to NL7401650A priority patent/NL7401650A/xx
Priority to JP1463274A priority patent/JPS49114984A/ja
Priority to GB588974A priority patent/GB1442538A/en
Priority to LU69384D priority patent/LU69384A1/xx
Publication of CH552207A publication Critical patent/CH552207A/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
    • G01N15/06—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 OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR. CH552207A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CH218773A CH552207A (en) 1973-02-15 1973-02-15 OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR.
DE19742401008 DE2401008C3 (en) 1973-02-15 1974-01-10 Outdoor floor device for determining the dust content of the outside air
BE140402A BE810436A (en) 1973-02-15 1974-01-31 FREE AIR APPARATUS FOR DETERMINING THE DUST CONTENT OF THE OUTSIDE AIR
NL7401650A NL7401650A (en) 1973-02-15 1974-02-06
JP1463274A JPS49114984A (en) 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 (en) 1973-02-15 1974-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH218773A CH552207A (en) 1973-02-15 1973-02-15 OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR.

Publications (1)

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

Family

ID=4227922

Family Applications (1)

Application Number Title Priority Date Filing Date
CH218773A CH552207A (en) 1973-02-15 1973-02-15 OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR.

Country Status (6)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3344463A1 (en) * 1983-12-02 1985-06-13 Heubach Hans Dr Gmbh Co Kg Permanently dusting-free pigment preparations
DE3416463A1 (en) * 1984-05-04 1985-11-07 Peter 7117 Bretzfeld Herrmann MULTI-STROKE ACTUATING CYLINDER
WO2010053386A1 (en) 2008-11-06 2010-05-14 Stanislaw Kaminski Method for measuring dust concentration in flowing gas and device for measuring dust concentration in flowing gas
CN113033327A (en) * 2021-03-05 2021-06-25 湖南智连方舟工程科技有限公司 Building engineering field personnel monitoring system and monitoring facilities
CN113324883A (en) * 2021-05-11 2021-08-31 罗本龙 Embedded raise dust pollution remote monitoring ware and remote monitering system

Also Published As

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

Similar Documents

Publication Publication Date Title
NL7409600A (en) AIR COMPRESSOR.
NL7510548A (en) AIR COMPRESSOR.
SE391802B (en) OIL FOR AIR CONDITIONER
AT311589B (en) air mattress
AT331621B (en) COMPRESSED AIR TOOL
AT322624B (en) AIR BELLOW
BE812899A (en) CLEANERS
BE789228A (en) AIR CONDITIONER
CH541077A (en) Fan unit
BR7403586D0 (en) AIR CONDITIONING UNIT
NL7410835A (en) AIR COMPRESSOR.
BR7206117D0 (en) AIR CONDITIONING UNIT
CH552207A (en) OUTDOOR UNIT FOR DETERMINING THE DUST CONTENT OF THE OUTDOOR AIR.
BR7407892D0 (en) AIR CONDITIONER
DK131741C (en) COMPRESSOR UNIT
NL174183C (en) AIR CONDITIONER.
DK129629B (en) Compressed air vibrator.
IT1009328B (en) COMPRESSOR
IT1025339B (en) AIR CONDITIONING DEVICE
BR7407146D0 (en) AIR CONDITIONING DEVICE
AT305548B (en) Portable air purifier
ATA609674A (en) AIR THROTTLE
CH540630A (en) Ventilated housing
AT327456B (en) INDUCTION AIR CONDITIONING UNIT
DK138624B (en) Air purifier.

Legal Events

Date Code Title Description
PL Patent ceased