BE687591A - - Google Patents
Info
- Publication number
- BE687591A BE687591A BE687591DA BE687591A BE 687591 A BE687591 A BE 687591A BE 687591D A BE687591D A BE 687591DA BE 687591 A BE687591 A BE 687591A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/065—Construction of guns or parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/063—Geometrical arrangement of electrodes for beam-forming
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Electron Sources, Ion Sources (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US493154A US3388279A (en) | 1965-10-05 | 1965-10-05 | Electron-beam gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE687591A true BE687591A (en:Method) | 1967-03-29 |
Family
ID=23959127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE687591D BE687591A (en:Method) | 1965-10-05 | 1966-09-29 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3388279A (en:Method) |
| BE (1) | BE687591A (en:Method) |
| DE (1) | DE1565896A1 (en:Method) |
| GB (1) | GB1137527A (en:Method) |
| NL (1) | NL6613334A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3473072A (en) * | 1967-03-01 | 1969-10-14 | Nikolai Dmitrievich Ivano | Mount for electric vacuum devices |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2532956A (en) * | 1946-12-31 | 1950-12-05 | Jr John A Simpson | Air proportional counter |
| US3286117A (en) * | 1963-01-07 | 1966-11-15 | Stauffer Chemical Co | Linearly expandable filament for electron gun structure |
| US3300676A (en) * | 1963-01-07 | 1967-01-24 | Stauffer Chemical Co | Filament tensioning device for electron gun structure |
-
1965
- 1965-10-05 US US493154A patent/US3388279A/en not_active Expired - Lifetime
-
1966
- 1966-09-21 NL NL6613334A patent/NL6613334A/xx unknown
- 1966-09-22 GB GB42285/66A patent/GB1137527A/en not_active Expired
- 1966-09-29 BE BE687591D patent/BE687591A/xx unknown
- 1966-10-04 DE DE19661565896 patent/DE1565896A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1565896A1 (de) | 1970-05-14 |
| GB1137527A (en) | 1968-12-27 |
| US3388279A (en) | 1968-06-11 |
| NL6613334A (en:Method) | 1967-04-06 |