CH355309A - Ionization manometer - Google Patents
Ionization manometerInfo
- Publication number
- CH355309A CH355309A CH355309DA CH355309A CH 355309 A CH355309 A CH 355309A CH 355309D A CH355309D A CH 355309DA CH 355309 A CH355309 A CH 355309A
- Authority
- CH
- Switzerland
- Prior art keywords
- ionization manometer
- manometer
- ionization
- Prior art date
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
- H01J41/02—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas
- H01J41/04—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas with ionisation by means of thermionic cathodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE355309X | 1956-12-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH355309A true CH355309A (en) | 1961-06-30 |
Family
ID=6289935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH355309D CH355309A (en) | 1956-12-31 | 1957-12-05 | Ionization manometer |
Country Status (3)
Country | Link |
---|---|
US (1) | US2870358A (en) |
CH (1) | CH355309A (en) |
GB (1) | GB816901A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1698647B1 (en) * | 1964-03-24 | 1970-06-25 | Varian Associates | Ionization vacuum gauges |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3001128A (en) * | 1958-08-27 | 1961-09-19 | Nat Res Corp | Measuring |
DE1130619B (en) * | 1960-06-03 | 1962-05-30 | Leybolds Nachfolger E | Ionization manometer system |
US3243649A (en) * | 1962-08-14 | 1966-03-29 | Gca Corp | Hot filament ionization gauge |
US3514655A (en) * | 1968-04-18 | 1970-05-26 | Matsushita Electric Ind Co Ltd | Ion gauge for monitoring vapor flow |
-
1957
- 1957-12-05 CH CH355309D patent/CH355309A/en unknown
- 1957-12-10 GB GB38330/57A patent/GB816901A/en not_active Expired
- 1957-12-26 US US705406A patent/US2870358A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1698647B1 (en) * | 1964-03-24 | 1970-06-25 | Varian Associates | Ionization vacuum gauges |
Also Published As
Publication number | Publication date |
---|---|
GB816901A (en) | 1959-07-22 |
US2870358A (en) | 1959-01-20 |
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