FI872717A0 - Maetanordning foer radongas i jordmaon. - Google Patents
Maetanordning foer radongas i jordmaon.Info
- Publication number
- FI872717A0 FI872717A0 FI872717A FI872717A FI872717A0 FI 872717 A0 FI872717 A0 FI 872717A0 FI 872717 A FI872717 A FI 872717A FI 872717 A FI872717 A FI 872717A FI 872717 A0 FI872717 A0 FI 872717A0
- Authority
- FI
- Finland
- Prior art keywords
- radongas
- jordmaon
- maetanordning
- foer
- maetanordning foer
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01T—MEASUREMENT OF NUCLEAR OR X-RADIATION
- G01T1/00—Measuring X-radiation, gamma radiation, corpuscular radiation, or cosmic radiation
- G01T1/16—Measuring radiation intensity
- G01T1/17—Circuit arrangements not adapted to a particular type of detector
- G01T1/178—Circuit arrangements not adapted to a particular type of detector for measuring specific activity in the presence of other radioactive substances, e.g. natural, in the air or in liquids such as rain water
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S250/00—Radiant energy
- Y10S250/02—Radon detection
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- High Energy & Nuclear Physics (AREA)
- Molecular Biology (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Measurement Of Radiation (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI872717A FI77733C (fi) | 1987-06-18 | 1987-06-18 | Maetanordning foer radongas i jordmaon. |
US07/066,544 US4786804A (en) | 1987-06-18 | 1987-06-26 | Means for measuring radon gas in the soil |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI872717 | 1987-06-18 | ||
FI872717A FI77733C (fi) | 1987-06-18 | 1987-06-18 | Maetanordning foer radongas i jordmaon. |
Publications (3)
Publication Number | Publication Date |
---|---|
FI872717A0 true FI872717A0 (fi) | 1987-06-18 |
FI77733B FI77733B (fi) | 1988-12-30 |
FI77733C FI77733C (fi) | 1989-04-10 |
Family
ID=8524695
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI872717A FI77733C (fi) | 1987-06-18 | 1987-06-18 | Maetanordning foer radongas i jordmaon. |
Country Status (2)
Country | Link |
---|---|
US (1) | US4786804A (fi) |
FI (1) | FI77733C (fi) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5311025A (en) * | 1992-08-21 | 1994-05-10 | The Regents Of The University Of California | Fan-less long range alpha detector |
US5407019A (en) * | 1993-09-24 | 1995-04-18 | Venture Probe, Inc. | Apparatus and method for environmental surveying for contaminants in alluvial materials and bedrock formations |
US5408862A (en) * | 1994-05-05 | 1995-04-25 | Elkins; Jack D. | Earthquake early warning system |
US5625138A (en) * | 1994-05-05 | 1997-04-29 | Elkins; Jack D. | Earthquake early warning system |
CN109030785B (zh) * | 2018-08-28 | 2021-05-11 | 衡阳师范学院 | 一种利用表层土壤动态测量土壤潜势氡浓度的方法及装置 |
CN108872544B (zh) * | 2018-09-14 | 2020-12-29 | 衡阳师范学院 | 一种利用表层土壤静态测量土壤潜势氡浓度的方法及装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2878391A (en) * | 1955-04-04 | 1959-03-17 | Francis K Campbell | Uranium detecting devices |
FR2192316B1 (fi) * | 1972-07-13 | 1974-12-27 | Commissariat Energie Atomique | |
US4017731A (en) * | 1975-01-20 | 1977-04-12 | Atlantic Richfield Company | Method and apparatus for prospecting for buried mineral deposits |
CA1049809A (en) * | 1975-01-29 | 1979-03-06 | Terradex Corporation | Method and apparatus for underground deposit detection |
US3968371A (en) * | 1975-09-04 | 1976-07-06 | The United States Of America As Represented By The Secretary Of The Navy | Method and apparatus for direct radon measurement |
US4262203A (en) * | 1979-02-02 | 1981-04-14 | Overhoff Mario W | Alpha particle monitor |
SE439202B (sv) * | 1980-10-20 | 1985-06-03 | Boliden Ab | Forfarande vid metning av atminstone en storhet av radon och/eller radondottrar i mark, samt anordning for metning av radon i och fran mark |
US4487054A (en) * | 1983-06-08 | 1984-12-11 | Getty Synthetic Fuels, Inc. | Method for projecting landfill gas collection rate of a surface collector |
-
1987
- 1987-06-18 FI FI872717A patent/FI77733C/fi not_active IP Right Cessation
- 1987-06-26 US US07/066,544 patent/US4786804A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US4786804A (en) | 1988-11-22 |
FI77733B (fi) | 1988-12-30 |
FI77733C (fi) | 1989-04-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM | Patent lapsed |
Owner name: ILMASTI ELEKTRONIIKKA OY |