BE475255A - - Google Patents
Info
- Publication number
- BE475255A BE475255A BE475255DA BE475255A BE 475255 A BE475255 A BE 475255A BE 475255D A BE475255D A BE 475255DA BE 475255 A BE475255 A BE 475255A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
- B21H3/00—Making helical bodies or bodies having parts of helical shape
- B21H3/02—Making helical bodies or bodies having parts of helical shape external screw-threads ; Making dies for thread rolling
- B21H3/06—Making by means of profiled members other than rolls, e.g. reciprocating flat dies or jaws, moved longitudinally or curvilinearly with respect to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/32—Tubes wherein the X-rays are produced at or near the end of the tube or a part thereof which tube or part has a small cross-section to facilitate introduction into a small hole or cavity
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- X-Ray Techniques (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US483157A US2362816A (en) | 1943-04-15 | 1943-04-15 | Electrical discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE475255A true BE475255A (en:Method) | 1947-09-30 |
Family
ID=23918892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE475255D BE475255A (en:Method) | 1943-04-15 | 1947-08-07 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2362816A (en:Method) |
| BE (1) | BE475255A (en:Method) |
| FR (1) | FR938859A (en:Method) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2497755A (en) * | 1941-06-19 | 1950-02-14 | Hartford Nat Bank & Trust Co | X-ray tube with movable directing cone |
| NL77655C (en:Method) * | 1945-11-26 | |||
| US2488200A (en) * | 1946-07-01 | 1949-11-15 | Gen Electric X Ray Corp | Rotating vacuum seal |
| US2900542A (en) * | 1954-09-22 | 1959-08-18 | Harry B Mceuen | X-ray apparatus |
| NL252415A (en:Method) * | 1959-06-11 | |||
| GB943022A (en) * | 1960-04-08 | 1963-11-27 | Ass Elect Ind | Improvements in and relating to x-ray tube construction |
| US3043972A (en) * | 1960-04-21 | 1962-07-10 | Avco Corp | High temperature implement |
| US3243624A (en) * | 1963-06-14 | 1966-03-29 | Varian Associates | Electron tube and socket |
| GB1084015A (en) * | 1964-05-29 | 1967-09-20 | Atomic Energy Authority Uk | Flash x-ray tubes |
| US3510713A (en) * | 1966-07-19 | 1970-05-05 | Willard H Bennett | Method of and appparatus for producing a highly concentrated beam of electrons |
| US4126805A (en) * | 1975-10-18 | 1978-11-21 | Emi Limited | X-ray tubes |
| US5452720A (en) * | 1990-09-05 | 1995-09-26 | Photoelectron Corporation | Method for treating brain tumors |
| US5442678A (en) * | 1990-09-05 | 1995-08-15 | Photoelectron Corporation | X-ray source with improved beam steering |
| US5165093A (en) * | 1992-03-23 | 1992-11-17 | The Titan Corporation | Interstitial X-ray needle |
| EP1217642A1 (en) * | 2000-12-22 | 2002-06-26 | Radi Medical Technologies AB | Active cooling of a miniature x-ray tube |
-
1943
- 1943-04-15 US US483157A patent/US2362816A/en not_active Expired - Lifetime
-
1946
- 1946-11-29 FR FR938859D patent/FR938859A/fr not_active Expired
-
1947
- 1947-08-07 BE BE475255D patent/BE475255A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR938859A (fr) | 1948-10-27 |
| US2362816A (en) | 1944-11-14 |