KR102077724B9 - measuring apparatus for suspended particulates - Google Patents

measuring apparatus for suspended particulates

Info

Publication number
KR102077724B9
KR102077724B9 KR20190044932A KR20190044932A KR102077724B9 KR 102077724 B9 KR102077724 B9 KR 102077724B9 KR 20190044932 A KR20190044932 A KR 20190044932A KR 20190044932 A KR20190044932 A KR 20190044932A KR 102077724 B9 KR102077724 B9 KR 102077724B9
Authority
KR
South Korea
Prior art keywords
measuring apparatus
suspended particulates
particulates
suspended
measuring
Prior art date
Application number
KR20190044932A
Other languages
Korean (ko)
Other versions
KR20190043507A (en
KR102077724B1 (en
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
Priority claimed from KR1020170104927A external-priority patent/KR101978406B1/en
Application filed filed Critical
Priority to KR1020190044932A priority Critical patent/KR102077724B1/en
Publication of KR20190043507A publication Critical patent/KR20190043507A/en
Application granted granted Critical
Publication of KR102077724B1 publication Critical patent/KR102077724B1/en
Publication of KR102077724B9 publication Critical patent/KR102077724B9/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
    • 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
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14—Suction devices, e.g. pumps; Ejector devices
    • 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
    • G01N1/2273—Atmospheric sampling
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
    • G01N5/02—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid by absorbing or adsorbing components of a material and determining change of weight of the adsorbent, e.g. determining moisture content

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Molecular Biology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Sampling And Sample Adjustment (AREA)
KR1020190044932A 2017-08-18 2019-04-17 measuring apparatus for suspended particulates KR102077724B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020190044932A KR102077724B1 (en) 2017-08-18 2019-04-17 measuring apparatus for suspended particulates

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170104927A KR101978406B1 (en) 2017-08-18 2017-08-18 measuring apparatus for suspended particulates
KR1020190044932A KR102077724B1 (en) 2017-08-18 2019-04-17 measuring apparatus for suspended particulates

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
KR1020170104927A Division KR101978406B1 (en) 2017-08-18 2017-08-18 measuring apparatus for suspended particulates

Publications (3)

Publication Number Publication Date
KR20190043507A KR20190043507A (en) 2019-04-26
KR102077724B1 KR102077724B1 (en) 2020-02-14
KR102077724B9 true KR102077724B9 (en) 2021-09-17

Family

ID=66281421

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020190044932A KR102077724B1 (en) 2017-08-18 2019-04-17 measuring apparatus for suspended particulates

Country Status (1)

Country Link
KR (1) KR102077724B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102377017B1 (en) 2019-12-13 2022-03-22 주식회사 가디언이엔지 Assembly for measuring fine dust and apparatus for measuring find dust having the same, and system for measuring fine dust having the apparatus for measuring
KR102374184B1 (en) * 2020-11-02 2022-03-15 (재)한국건설생활환경시험연구원 Method, apparatus, and system for controlling fine dust
KR102479685B1 (en) * 2021-01-28 2022-12-20 김수빈 fine dust measuring device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100408155B1 (en) 2001-08-10 2003-12-01 (주)다산알앤디 Dust measuring instrument
JP2007199012A (en) * 2006-01-30 2007-08-09 Nidec Sankyo Corp Apparatus for counting light scattered particle
KR101030329B1 (en) * 2008-10-14 2011-04-20 (주)에이치시티 Particle counting device with wide range size
KR101063966B1 (en) * 2009-03-23 2011-09-14 김제원 Realtime apparatus for measuring dust
KR101678175B1 (en) * 2015-02-25 2016-11-21 (주)켄텍 Apparatus for automatically measuring particulate matter and simultaneously sampling of heavy metal
KR20170097391A (en) * 2016-02-18 2017-08-28 암페놀센싱코리아 유한회사 Sensor device for sensing fine dust
KR101733998B1 (en) * 2016-11-10 2017-05-12 대한민국 Apparatus for sampling particulate matter and sampling method using the same

Also Published As

Publication number Publication date
KR20190043507A (en) 2019-04-26
KR102077724B1 (en) 2020-02-14

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Legal Events

Date Code Title Description
A107 Divisional application of patent
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
G170 Publication of correction