FR1482040A - Pompe à vide - Google Patents
Pompe à videInfo
- Publication number
- FR1482040A FR1482040A FR52004A FR52004A FR1482040A FR 1482040 A FR1482040 A FR 1482040A FR 52004 A FR52004 A FR 52004A FR 52004 A FR52004 A FR 52004A FR 1482040 A FR1482040 A FR 1482040A
- Authority
- FR
- France
- Prior art keywords
- vacuum pump
- vacuum
- pump
- Prior art date
- 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
-
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR52004A FR1482040A (fr) | 1965-03-05 | 1966-03-04 | Pompe à vide |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US437536A US3343780A (en) | 1965-03-05 | 1965-03-05 | Vacuum pump apparatus |
US437537A US3338506A (en) | 1965-03-05 | 1965-03-05 | Vacuum pump apparatus |
FR52004A FR1482040A (fr) | 1965-03-05 | 1966-03-04 | Pompe à vide |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1482040A true FR1482040A (fr) | 1967-05-26 |
Family
ID=27242952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR52004A Expired FR1482040A (fr) | 1965-03-05 | 1966-03-04 | Pompe à vide |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1482040A (fr) |
-
1966
- 1966-03-04 FR FR52004A patent/FR1482040A/fr not_active Expired
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