CH671465A5 - - Google Patents
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- Publication number
- CH671465A5 CH671465A5 CH3763/86A CH376386A CH671465A5 CH 671465 A5 CH671465 A5 CH 671465A5 CH 3763/86 A CH3763/86 A CH 3763/86A CH 376386 A CH376386 A CH 376386A CH 671465 A5 CH671465 A5 CH 671465A5
- Authority
- CH
- Switzerland
- Prior art keywords
- chamber
- aerosols
- gaseous medium
- outlet
- isotopes
- Prior art date
Links
- 239000000443 aerosol Substances 0.000 claims description 45
- 238000000034 method Methods 0.000 claims description 15
- 230000005855 radiation Effects 0.000 claims description 11
- 230000002285 radioactive effect Effects 0.000 claims description 11
- 238000012544 monitoring process Methods 0.000 claims description 7
- 229910052767 actinium Inorganic materials 0.000 claims description 5
- QQINRWTZWGJFDB-UHFFFAOYSA-N actinium atom Chemical compound [Ac] QQINRWTZWGJFDB-UHFFFAOYSA-N 0.000 claims description 5
- 238000005259 measurement Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229910052704 radon Inorganic materials 0.000 claims description 3
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
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
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/01—Investigating materials by wave or particle radiation by radioactivity, nuclear decay
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/20—Sources of radiation
- G01N2223/202—Sources of radiation isotopes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/626—Specific applications or type of materials radioactive material
- G01N2223/6265—Specific applications or type of materials radioactive material sample with radioactive tracer, tag, label
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2223/00—Investigating materials by wave or particle radiation
- G01N2223/60—Specific applications or type of materials
- G01N2223/636—Specific applications or type of materials fluid sample with radioactive sources
Landscapes
- Chemical & Material Sciences (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Measurement Of Radiation (AREA)
- Sampling And Sample Adjustment (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH3763/86A CH671465A5 (fr) | 1986-09-19 | 1986-09-19 | |
DE19873727903 DE3727903A1 (de) | 1986-09-19 | 1987-08-21 | Verfahren und einrichtung zum ueberwachen der konzentration von aerosolen in einem gasfoermigen medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH3763/86A CH671465A5 (fr) | 1986-09-19 | 1986-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH671465A5 true CH671465A5 (fr) | 1989-08-31 |
Family
ID=4262974
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH3763/86A CH671465A5 (fr) | 1986-09-19 | 1986-09-19 |
Country Status (2)
Country | Link |
---|---|
CH (1) | CH671465A5 (fr) |
DE (1) | DE3727903A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19517543C1 (de) * | 1995-05-12 | 1996-10-24 | Ritzau Pari Werk Gmbh Paul | Aerosol-Meßvorrichtung für Inhalationsgeräte |
CN107054014B (zh) * | 2017-02-28 | 2019-12-06 | 上海蔚来汽车有限公司 | 汽车空调滤网使用寿命的检测方法和装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2316597A1 (fr) * | 1975-07-02 | 1977-01-28 | Westinghouse Electric Corp | Methode et appareil pour la detection extremement sensible de vapeur metallique |
FR2499250A1 (fr) * | 1981-01-30 | 1982-08-06 | Muenchener Apparatebau Elektro | Moniteur de contamination par aerosol |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1498951A1 (de) * | 1962-10-05 | 1970-04-16 | Prochazka Dr Ing Rudolf | Vorrichtung zur kontinuierlichen Messung und UEberwachung der Strahlungskonzentration radioaktiver Schwebstoffe in Luft,Gasen oder Daempfen |
DE2947302A1 (de) * | 1979-11-23 | 1981-05-27 | Münchener Apparatebau für elektronische Geräte Kimmel GmbH & Co KG, 8011 Hohenbrunn | Verfahren zum nachweis von in einem vorgegebenen energiebereich liegenden (alpha)-strahlen |
FR2510266A1 (fr) * | 1981-07-24 | 1983-01-28 | Commissariat Energie Atomique | Dispositif de detection d'aerosols |
DE3129822A1 (de) * | 1981-07-29 | 1983-02-17 | Dornier System Gmbh, 7990 Friedrichshafen | Vorrichtung zur ueberwachung der konzentration radioaktiver nuklide, insbesondere von (alpha)-strahlern, in einem gas oder einer fluessigkeit |
IT1171436B (it) * | 1981-08-03 | 1987-06-10 | Cnen | Apparato per il monitoraggio rapido dei figli del radon e del toron |
-
1986
- 1986-09-19 CH CH3763/86A patent/CH671465A5/de not_active IP Right Cessation
-
1987
- 1987-08-21 DE DE19873727903 patent/DE3727903A1/de active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2316597A1 (fr) * | 1975-07-02 | 1977-01-28 | Westinghouse Electric Corp | Methode et appareil pour la detection extremement sensible de vapeur metallique |
FR2499250A1 (fr) * | 1981-01-30 | 1982-08-06 | Muenchener Apparatebau Elektro | Moniteur de contamination par aerosol |
Non-Patent Citations (1)
Title |
---|
Journal of Physique, Band 26, Nr. 5, Mai 1965, (Paris, FR), F. BILLARD et al.: 'Etude expérimentale de la charge électrique des aérosols ultra fins par marquage radioactif', Seiten 169A - 176A * |
Also Published As
Publication number | Publication date |
---|---|
DE3727903C2 (fr) | 1991-11-28 |
DE3727903A1 (de) | 1988-04-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUE | Assignment |
Owner name: SCHWEIZERISCHE EIDGENOSSENSCHAFT, PSI, PAUL SCHERR |
|
PL | Patent ceased |