BE637889A - - Google Patents
Info
- Publication number
- BE637889A BE637889A BE637889DA BE637889A BE 637889 A BE637889 A BE 637889A BE 637889D A BE637889D A BE 637889DA BE 637889 A BE637889 A BE 637889A
- 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
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/301—Arrangements enabling beams to pass between regions of different pressure
-
- 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
- H01J37/21—Means for adjusting the focus
-
- 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
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/3002—Details
- H01J37/3007—Electron or ion-optical systems
-
- 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
- H01J37/30—Electron-beam or ion-beam tubes for localised treatment of objects
- H01J37/305—Electron-beam or ion-beam tubes for localised treatment of objects for casting, melting, evaporating, or etching
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Electron Sources, Ion Sources (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3194863A GB1043397A (en) | 1963-08-13 | 1963-08-13 | Improvements in and relating to electron beam melting furnaces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE637889A true BE637889A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Family
ID=10330770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE637889D BE637889A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1963-08-13 |
Country Status (3)
-
0
- BE BE637889D patent/BE637889A/xx unknown
- NL NL296714D patent/NL296714A/xx unknown
-
1963
- 1963-08-13 GB GB3194863A patent/GB1043397A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL296714A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| GB1043397A (en) | 1966-09-21 |