NL256013A - - Google Patents
Info
- Publication number
- NL256013A NL256013A NL256013DA NL256013A NL 256013 A NL256013 A NL 256013A NL 256013D A NL256013D A NL 256013DA NL 256013 A NL256013 A NL 256013A
- 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
- H01J41/18—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 |
|---|---|---|---|
| US842294A US3112864A (en) | 1959-09-25 | 1959-09-25 | Modular electronic ultrahigh vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL256013A true NL256013A (ja) |
Family
ID=25286983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL256013D NL256013A (ja) | 1959-09-25 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3112864A (ja) |
| DE (1) | DE1240619B (ja) |
| GB (1) | GB934415A (ja) |
| NL (1) | NL256013A (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3309010A (en) * | 1964-02-10 | 1967-03-14 | Varian Associates | Getter ion vacuum pump |
| DE1302292B (ja) * | 1964-03-10 | Varian Associates | ||
| US3540812A (en) * | 1968-04-12 | 1970-11-17 | Rca Corp | Sputter ion pump |
| US10665437B2 (en) | 2015-02-10 | 2020-05-26 | Hamilton Sundstrand Corporation | System and method for enhanced ion pump lifespan |
| US10262845B2 (en) | 2015-02-10 | 2019-04-16 | Hamilton Sundstrand Corporation | System and method for enhanced ion pump lifespan |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2755014A (en) * | 1953-04-24 | 1956-07-17 | Gen Electric | Ionic vacuum pump device |
| US2796555A (en) * | 1954-06-29 | 1957-06-18 | High Voltage Engineering Corp | High-vacuum pump |
| US2850225A (en) * | 1955-11-10 | 1958-09-02 | Wisconsin Alumni Res Found | Pump |
| DE1065561B (ja) * | 1957-02-27 | |||
| US2897036A (en) * | 1957-04-18 | 1959-07-28 | High Voltage Engineering Corp | Method of evacuation |
| US2993638A (en) * | 1957-07-24 | 1961-07-25 | Varian Associates | Electrical vacuum pump apparatus and method |
| US2939030A (en) * | 1958-05-19 | 1960-05-31 | Machlett Lab Inc | Getters for electron tubes |
-
0
- NL NL256013D patent/NL256013A/xx unknown
-
1959
- 1959-09-25 US US842294A patent/US3112864A/en not_active Expired - Lifetime
-
1960
- 1960-09-05 GB GB30550/60A patent/GB934415A/en not_active Expired
- 1960-09-15 DE DEU7461A patent/DE1240619B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1240619B (de) | 1967-05-18 |
| GB934415A (en) | 1963-08-21 |
| US3112864A (en) | 1963-12-03 |