JPH0429022B2 - - Google Patents

Info

Publication number
JPH0429022B2
JPH0429022B2 JP57068136A JP6813682A JPH0429022B2 JP H0429022 B2 JPH0429022 B2 JP H0429022B2 JP 57068136 A JP57068136 A JP 57068136A JP 6813682 A JP6813682 A JP 6813682A JP H0429022 B2 JPH0429022 B2 JP H0429022B2
Authority
JP
Japan
Prior art keywords
ray
dust
filter medium
measured
pressure
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 - Lifetime
Application number
JP57068136A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58206950A (ja
Inventor
Ryoichi Ishikawa
Masaki Mori
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.)
DKK TOA Corp
Original Assignee
DKK Corp
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 DKK Corp filed Critical DKK Corp
Priority to JP57068136A priority Critical patent/JPS58206950A/ja
Publication of JPS58206950A publication Critical patent/JPS58206950A/ja
Publication of JPH0429022B2 publication Critical patent/JPH0429022B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
    • G01N23/02—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material
    • G01N23/06—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by transmitting the radiation through the material and measuring the absorption

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)
  • Analysing Materials By The Use Of Radiation (AREA)
JP57068136A 1982-04-23 1982-04-23 β線透過式ダストモニタ Granted JPS58206950A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57068136A JPS58206950A (ja) 1982-04-23 1982-04-23 β線透過式ダストモニタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57068136A JPS58206950A (ja) 1982-04-23 1982-04-23 β線透過式ダストモニタ

Publications (2)

Publication Number Publication Date
JPS58206950A JPS58206950A (ja) 1983-12-02
JPH0429022B2 true JPH0429022B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1992-05-15

Family

ID=13365027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57068136A Granted JPS58206950A (ja) 1982-04-23 1982-04-23 β線透過式ダストモニタ

Country Status (1)

Country Link
JP (1) JPS58206950A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6255549A (ja) * 1985-09-05 1987-03-11 Aloka Co Ltd β線吸収型浮遊塵連続測定装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5411677U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1977-06-27 1979-01-25
JPS625647Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1978-03-15 1987-02-09

Also Published As

Publication number Publication date
JPS58206950A (ja) 1983-12-02

Similar Documents

Publication Publication Date Title
US5317930A (en) Constant flowrate controller for an aerosol sampler using a filter
KR102061714B1 (ko) 챔버 상태
JP3574045B2 (ja) 浮遊粒子状物質の連続測定装置
JP2008261712A (ja) 浮遊粒子状物質の測定装置
FI89105C (fi) Foerfarande och system foer standardisering av ytviktsmaetare
RU182124U1 (ru) Устройство для измерения содержания газов и пыли в атмосфере
WO2007060969A1 (ja) 浮遊粒子状物質測定装置
JP6592939B2 (ja) 放射能測定装置
JP2004028945A (ja) 浮遊粒子状物質濃度測定装置
GB2197080A (en) Permeability/diffusion measurement
JPH0429022B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
US4304994A (en) Method of and apparatus for monitoring radioactivity concentration of gas
JP5542748B2 (ja) 放射性ダストモニタ
US7795599B2 (en) Radioactivity monitoring apparatus and method
GB1471335A (en) Apparatus for use in monitoring a stream of gases
JPH025244B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ITBO930486A1 (it) Metodo e apparecchiatura per il rilevamento della densita' di un flusso di materiale fibroso in una macchina per la produzione di sigarette
JPS58160806A (ja) ダスト計
GB1104349A (en) Method of and apparatus for the analysis of radioactive aerosols
JP4184176B2 (ja) 浮遊粒子状物質濃度測定装置
KR200497263Y1 (ko) 담배용 필터의 원주 검출장치
Mishra et al. Double-filter monitor for simultaneous measurement of radon and its progeny
JPS6255549A (ja) β線吸収型浮遊塵連続測定装置
JP2004003900A (ja) 浮遊粒子状物質濃度測定装置
JPS583092Y2 (ja) サンプリング装置