FR1302189A - Advanced vacuum pump - Google Patents
Advanced vacuum pumpInfo
- Publication number
- FR1302189A FR1302189A FR874583A FR874583A FR1302189A FR 1302189 A FR1302189 A FR 1302189A FR 874583 A FR874583 A FR 874583A FR 874583 A FR874583 A FR 874583A FR 1302189 A FR1302189 A FR 1302189A
- Authority
- FR
- France
- Prior art keywords
- vacuum pump
- advanced vacuum
- advanced
- pump
- vacuum
- 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
- H01J41/18—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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR874583A FR1302189A (en) | 1960-10-03 | 1961-09-29 | Advanced vacuum pump |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US60156A US3084848A (en) | 1960-10-03 | 1960-10-03 | Improved vacuum pumps |
FR874583A FR1302189A (en) | 1960-10-03 | 1961-09-29 | Advanced vacuum pump |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1302189A true FR1302189A (en) | 1962-08-24 |
Family
ID=26192495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR874583A Expired FR1302189A (en) | 1960-10-03 | 1961-09-29 | Advanced vacuum pump |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1302189A (en) |
-
1961
- 1961-09-29 FR FR874583A patent/FR1302189A/en not_active Expired
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