DE3062841D1 - Gas ionisation detector and tomodensitometer using such a detector - Google Patents
Gas ionisation detector and tomodensitometer using such a detectorInfo
- Publication number
- DE3062841D1 DE3062841D1 DE8080401481T DE3062841T DE3062841D1 DE 3062841 D1 DE3062841 D1 DE 3062841D1 DE 8080401481 T DE8080401481 T DE 8080401481T DE 3062841 T DE3062841 T DE 3062841T DE 3062841 D1 DE3062841 D1 DE 3062841D1
- Authority
- DE
- Germany
- Prior art keywords
- detector
- tomodensitometer
- gas ionisation
- gas
- ionisation
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J47/00—Tubes for determining the presence, intensity, density or energy of radiation or particles
- H01J47/02—Ionisation chambers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7928041A FR2469797A1 (fr) | 1979-11-14 | 1979-11-14 | Detecteur a ionisation gazeuse et tomodensitometre utilisant un tel detecteur |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3062841D1 true DE3062841D1 (en) | 1983-05-26 |
Family
ID=9231656
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8080401481T Expired DE3062841D1 (en) | 1979-11-14 | 1980-10-17 | Gas ionisation detector and tomodensitometer using such a detector |
Country Status (4)
Country | Link |
---|---|
US (1) | US4367409A (de) |
EP (1) | EP0029758B1 (de) |
DE (1) | DE3062841D1 (de) |
FR (1) | FR2469797A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2504278B1 (fr) * | 1981-04-15 | 1985-11-08 | Commissariat Energie Atomique | Detecteur de rayons x |
US4980904A (en) * | 1985-11-15 | 1990-12-25 | Picker International, Inc. | Radiation imaging calibration |
US4751391A (en) * | 1986-12-19 | 1988-06-14 | General Electric Company | High resolution X-ray collimator/detector system having reduced sensitivity to leakage radiation |
DE4340389C1 (de) * | 1993-11-26 | 1994-11-03 | Siemens Ag | Gasdetektor für die Computertomographie |
DE4342779C1 (de) * | 1993-12-15 | 1994-11-17 | Siemens Ag | Gasdetektor für die Computertomographie |
RU180521U1 (ru) * | 2017-04-28 | 2018-06-15 | Федеральное государственное бюджетное учреждение "Петербургский институт ядерной физики им. Б.П. Константинова" | Ионизационная камера |
US11841104B2 (en) * | 2020-04-21 | 2023-12-12 | Shanghai United Imaging Healthcare Co., Ltd. | System and method for equalizing pressure in ionization chamber of radiation device |
CN113749682B (zh) * | 2021-08-05 | 2023-05-09 | 中国人民解放军总医院 | 具有隔断平台的扫描床 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1046235A (en) * | 1963-08-23 | 1966-10-19 | English Electric Co Ltd | Radiation detectors |
US4158774A (en) * | 1975-08-01 | 1979-06-19 | Stokes Arthur J | Radiation detector with improved performance characteristics |
DE2609626A1 (de) * | 1976-03-09 | 1977-09-15 | Philips Patentverwaltung | Strahlennachweisvorrichtung |
US4075527A (en) * | 1976-09-27 | 1978-02-21 | General Electric Company | X-ray detector |
NL7703944A (en) * | 1977-04-12 | 1978-10-16 | Philips Nv | Multichannel X=ray detector esp. for computer tomography - has cells of differing measuring capacity increasing speed and accuracy |
DE2747872A1 (de) * | 1977-10-26 | 1979-05-03 | Philips Patentverwaltung | Strahlennachweisvorrichtung |
-
1979
- 1979-11-14 FR FR7928041A patent/FR2469797A1/fr active Granted
-
1980
- 1980-10-17 DE DE8080401481T patent/DE3062841D1/de not_active Expired
- 1980-10-17 EP EP80401481A patent/EP0029758B1/de not_active Expired
- 1980-11-14 US US06/206,829 patent/US4367409A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0029758B1 (de) | 1983-04-20 |
US4367409A (en) | 1983-01-04 |
FR2469797A1 (fr) | 1981-05-22 |
FR2469797B1 (de) | 1981-10-30 |
EP0029758A1 (de) | 1981-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |