BE690567A - - Google Patents
Info
- Publication number
- BE690567A BE690567A BE690567DA BE690567A BE 690567 A BE690567 A BE 690567A BE 690567D A BE690567D A BE 690567DA BE 690567 A BE690567 A BE 690567A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
- H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
- H01J41/18—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes
- H01J41/20—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of cold cathodes using gettering substances
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US51151665A | 1965-12-03 | 1965-12-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE690567A true BE690567A (en) | 1967-06-01 |
Family
ID=24035232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE690567D BE690567A (en) | 1965-12-03 | 1966-12-01 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE690567A (en) |
| DE (1) | DE1539139A1 (en) |
| FR (1) | FR1503209A (en) |
| GB (1) | GB1171141A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITUB20160885A1 (en) | 2016-02-19 | 2017-08-19 | Getters Spa | Non-porous sintered cathodes and ion vacuum pumps containing the same |
| GB2623794A (en) * | 2022-10-27 | 2024-05-01 | Edwards Vacuum Llc | Sputter ion pump |
-
1966
- 1966-11-29 GB GB5330766A patent/GB1171141A/en not_active Expired
- 1966-12-01 DE DE19661539139 patent/DE1539139A1/en active Pending
- 1966-12-01 BE BE690567D patent/BE690567A/xx unknown
- 1966-12-02 FR FR86063A patent/FR1503209A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1503209A (en) | 1967-11-24 |
| DE1539139A1 (en) | 1970-01-22 |
| GB1171141A (en) | 1969-11-19 |