NL257827A - - Google Patents
Info
- Publication number
- NL257827A NL257827A NL257827DA NL257827A NL 257827 A NL257827 A NL 257827A NL 257827D A NL257827D A NL 257827DA NL 257827 A NL257827 A NL 257827A
- Authority
- NL
- Netherlands
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
- H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
- H01J41/16—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes using gettering substances
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB38372/59A GB887251A (en) | 1959-11-12 | 1959-11-12 | Improvements in or relating to ionic vacuum pump devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL257827A true NL257827A (en:Method) |
Family
ID=10403041
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL257827D NL257827A (en:Method) | 1959-11-12 | ||
| NL131435D NL131435C (en:Method) | 1959-11-12 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL131435D NL131435C (en:Method) | 1959-11-12 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3118077A (en:Method) |
| DE (1) | DE1177278B (en:Method) |
| FR (1) | FR1273299A (en:Method) |
| GB (1) | GB887251A (en:Method) |
| NL (2) | NL131435C (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3244990A (en) * | 1963-02-26 | 1966-04-05 | Wisconsin Alumni Res Found | Electron vacuum tube employing orbiting electrons |
| US3343781A (en) * | 1965-04-28 | 1967-09-26 | Gen Electric | Ionic pump |
| US3339106A (en) * | 1965-05-28 | 1967-08-29 | Canadian Patents Dev | Ionization vacuum pump of the orbitron type having a porous annular grid electrode |
| US5697827A (en) * | 1996-01-11 | 1997-12-16 | Rabinowitz; Mario | Emissive flat panel display with improved regenerative cathode |
| CN111344489B (zh) | 2017-07-11 | 2023-05-16 | 斯坦福研究院 | 紧凑型静电离子泵 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1068561B (en:Method) * | 1959-11-05 | |||
| US2528541A (en) * | 1945-11-01 | 1950-11-07 | Standard Telephones Cables Ltd | Electron discharge device |
| US2755014A (en) * | 1953-04-24 | 1956-07-17 | Gen Electric | Ionic vacuum pump device |
| DE1046249B (de) * | 1956-04-05 | 1958-12-11 | Dr Gerhard Fricke | Verfahren und Vorrichtung zur Erzeugung eines hohen Vakuums |
-
0
- NL NL257827D patent/NL257827A/xx unknown
- NL NL131435D patent/NL131435C/xx active
-
1959
- 1959-11-12 GB GB38372/59A patent/GB887251A/en not_active Expired
-
1960
- 1960-11-08 DE DEN19156A patent/DE1177278B/de active Pending
- 1960-11-09 US US68183A patent/US3118077A/en not_active Expired - Lifetime
- 1960-11-10 FR FR843652A patent/FR1273299A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1273299A (fr) | 1961-10-06 |
| DE1177278B (de) | 1964-09-03 |
| NL131435C (en:Method) | |
| GB887251A (en) | 1962-01-17 |
| US3118077A (en) | 1964-01-14 |