GB1388212A - Measurement of fine dust concentrations - Google Patents

Measurement of fine dust concentrations

Info

Publication number
GB1388212A
GB1388212A GB207873A GB207873A GB1388212A GB 1388212 A GB1388212 A GB 1388212A GB 207873 A GB207873 A GB 207873A GB 207873 A GB207873 A GB 207873A GB 1388212 A GB1388212 A GB 1388212A
Authority
GB
United Kingdom
Prior art keywords
dec
fed
dust concentrations
measurement
addition
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB207873A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bergwerksverband GmbH
Original Assignee
Bergwerksverband GmbH
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 DE19722260150 external-priority patent/DE2260150C3/de
Priority claimed from DE19722260313 external-priority patent/DE2260313C2/de
Application filed by Bergwerksverband GmbH filed Critical Bergwerksverband GmbH
Publication of GB1388212A publication Critical patent/GB1388212A/en
Expired legal-status Critical Current

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
    • G01N21/17—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

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
GB207873A 1972-12-08 1973-01-15 Measurement of fine dust concentrations Expired GB1388212A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19722260150 DE2260150C3 (de) 1972-12-08 1972-12-08 Verfahren und Gerät zur Bestimmung von Feinstaubkonzentrationen
DE19722260313 DE2260313C2 (de) 1972-12-09 1972-12-09 Verfahren und Gerät zur Bestimmung von Feinstaubkonzentrationen

Publications (1)

Publication Number Publication Date
GB1388212A true GB1388212A (en) 1975-03-26

Family

ID=25764209

Family Applications (1)

Application Number Title Priority Date Filing Date
GB207873A Expired GB1388212A (en) 1972-12-08 1973-01-15 Measurement of fine dust concentrations

Country Status (3)

Country Link
JP (1) JPS4990984A (enrdf_load_stackoverflow)
FR (1) FR2210290A6 (enrdf_load_stackoverflow)
GB (1) GB1388212A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107576601A (zh) * 2017-09-20 2018-01-12 张家港朗亿机电设备有限公司 适用于城市轨道交通场所的颗粒物在线检测及分析仪表
CN109752301A (zh) * 2019-03-05 2019-05-14 北京英视睿达科技有限公司 空气总悬浮颗粒物浓度的测量装置及校对因子确定方法

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5960342A (ja) * 1982-09-30 1984-04-06 Toyota Motor Corp 粉塵濃度測定システム
JPS6076645A (ja) * 1983-10-03 1985-05-01 Hajime Kano 粉塵濃度測定装置
JP3015633B2 (ja) * 1993-09-07 2000-03-06 ホーチキ株式会社 散乱光式煙感知器
JP3015634B2 (ja) * 1993-09-07 2000-03-06 ホーチキ株式会社 散乱光式煙感知器
JP6437732B2 (ja) * 2014-03-28 2018-12-12 能美防災株式会社 煙感知器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107576601A (zh) * 2017-09-20 2018-01-12 张家港朗亿机电设备有限公司 适用于城市轨道交通场所的颗粒物在线检测及分析仪表
CN107576601B (zh) * 2017-09-20 2023-11-17 张家港朗亿机电设备有限公司 适用于城市轨道交通场所的颗粒物在线检测及分析仪表
CN109752301A (zh) * 2019-03-05 2019-05-14 北京英视睿达科技有限公司 空气总悬浮颗粒物浓度的测量装置及校对因子确定方法

Also Published As

Publication number Publication date
JPS4990984A (enrdf_load_stackoverflow) 1974-08-30
FR2210290A6 (enrdf_load_stackoverflow) 1974-07-05

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Legal Events

Date Code Title Description
PS Patent sealed