FR2500677B1 - - Google Patents
Info
- Publication number
- FR2500677B1 FR2500677B1 FR8103642A FR8103642A FR2500677B1 FR 2500677 B1 FR2500677 B1 FR 2500677B1 FR 8103642 A FR8103642 A FR 8103642A FR 8103642 A FR8103642 A FR 8103642A FR 2500677 B1 FR2500677 B1 FR 2500677B1
- Authority
- FR
- France
- 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
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
-
- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21K—TECHNIQUES FOR HANDLING PARTICLES OR IONISING RADIATION NOT OTHERWISE PROVIDED FOR; IRRADIATION DEVICES; GAMMA RAY OR X-RAY MICROSCOPES
- G21K1/00—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating
- G21K1/02—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators
- G21K1/04—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers
- G21K1/046—Arrangements for handling particles or ionising radiation, e.g. focusing or moderating using diaphragms, collimators using variable diaphragms, shutters, choppers varying the contour of the field, e.g. multileaf collimators
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- High Energy & Nuclear Physics (AREA)
- Particle Accelerators (AREA)
- Radiation-Therapy Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8103642A FR2500677A1 (fr) | 1981-02-24 | 1981-02-24 | Collimateur de neutrons |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8103642A FR2500677A1 (fr) | 1981-02-24 | 1981-02-24 | Collimateur de neutrons |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2500677A1 FR2500677A1 (fr) | 1982-08-27 |
FR2500677B1 true FR2500677B1 (sr) | 1985-03-15 |
Family
ID=9255573
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8103642A Granted FR2500677A1 (fr) | 1981-02-24 | 1981-02-24 | Collimateur de neutrons |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2500677A1 (sr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8500244A (nl) * | 1985-01-29 | 1986-08-18 | Optische Ind De Oude Delft Nv | Inrichting voor spleetradiografie. |
US4672212A (en) * | 1985-02-28 | 1987-06-09 | Instrument Ab Scanditronax | Multi leaf collimator |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2904692A (en) * | 1956-01-21 | 1959-09-15 | Siemens Reiniger Werke Ag | Device for collimation of a ray beam |
US3487218A (en) * | 1965-03-25 | 1969-12-30 | Euratom | Neutron collimator with a variable passage cross section |
US3539813A (en) * | 1967-11-24 | 1970-11-10 | Varian Associates | Beam width defining structure for linear accelerator radiotherapy devices |
US4112306A (en) * | 1976-12-06 | 1978-09-05 | Varian Associates, Inc. | Neutron irradiation therapy machine |
-
1981
- 1981-02-24 FR FR8103642A patent/FR2500677A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2500677A1 (fr) | 1982-08-27 |