BE400310A - - Google Patents
Info
- Publication number
- BE400310A BE400310A BE400310DA BE400310A BE 400310 A BE400310 A BE 400310A BE 400310D A BE400310D A BE 400310DA BE 400310 A BE400310 A BE 400310A
- 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
- H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US647189A US2022465A (en) | 1932-12-14 | 1932-12-14 | Electrical vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE400310A true BE400310A (https=) |
Family
ID=24596026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE400310D BE400310A (https=) | 1932-12-14 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2022465A (https=) |
| BE (1) | BE400310A (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2578009A (en) * | 1947-12-23 | 1951-12-11 | Rca Corp | Electronic high vacuum apparatus |
| US2636664A (en) * | 1949-01-28 | 1953-04-28 | Hertzler Elmer Afton | High vacuum pumping method, apparatus, and techniques |
| US2715993A (en) * | 1952-06-06 | 1955-08-23 | W M Welch Mfg Company | Ionization pump |
| US2765975A (en) * | 1952-11-29 | 1956-10-09 | Rca Corp | Ionic wind generating duct |
| US3172009A (en) * | 1961-01-17 | 1965-03-02 | Nippon Electric Co | Voltage supply circuit for cold cathode ionization gauge type vacuum pump |
| US3223038A (en) * | 1964-09-10 | 1965-12-14 | Company Wachovia Bank An Trust | Electrical thrust producing device |
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0
- BE BE400310D patent/BE400310A/xx unknown
-
1932
- 1932-12-14 US US647189A patent/US2022465A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2022465A (en) | 1935-11-26 |