FR2262798B2 - - Google Patents
Info
- Publication number
- FR2262798B2 FR2262798B2 FR7407065A FR7407065A FR2262798B2 FR 2262798 B2 FR2262798 B2 FR 2262798B2 FR 7407065 A FR7407065 A FR 7407065A FR 7407065 A FR7407065 A FR 7407065A FR 2262798 B2 FR2262798 B2 FR 2262798B2
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L21/00—Vacuum gauges
- G01L21/30—Vacuum gauges by making use of ionisation effects
- G01L21/32—Vacuum gauges by making use of ionisation effects using electric discharge tubes with thermionic cathodes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7407065A FR2262798A2 (en) | 1974-03-01 | 1974-03-01 | Ionisation gauge for measuring of very low pressures - has degassing filament and X-ray protection to increase accuracy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7407065A FR2262798A2 (en) | 1974-03-01 | 1974-03-01 | Ionisation gauge for measuring of very low pressures - has degassing filament and X-ray protection to increase accuracy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2262798A2 FR2262798A2 (en) | 1975-09-26 |
| FR2262798B2 true FR2262798B2 (bg) | 1979-01-26 |
Family
ID=9135683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7407065A Granted FR2262798A2 (en) | 1974-03-01 | 1974-03-01 | Ionisation gauge for measuring of very low pressures - has degassing filament and X-ray protection to increase accuracy |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2262798A2 (bg) |
-
1974
- 1974-03-01 FR FR7407065A patent/FR2262798A2/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2262798A2 (en) | 1975-09-26 |