FR1171098A - Improvements made to diffusion pumps to obtain a vacuum - Google Patents
Improvements made to diffusion pumps to obtain a vacuumInfo
- Publication number
- FR1171098A FR1171098A FR1171098DA FR1171098A FR 1171098 A FR1171098 A FR 1171098A FR 1171098D A FR1171098D A FR 1171098DA FR 1171098 A FR1171098 A FR 1171098A
- Authority
- FR
- France
- Prior art keywords
- vacuum
- improvements made
- diffusion pumps
- pumps
- diffusion
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F9/00—Diffusion pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1171098X | 1956-04-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1171098A true FR1171098A (en) | 1959-01-22 |
Family
ID=11432478
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1171098D Expired FR1171098A (en) | 1956-04-11 | 1957-04-10 | Improvements made to diffusion pumps to obtain a vacuum |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1171098A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3288354A (en) * | 1963-05-30 | 1966-11-29 | Edwards High Vacuum Int Ltd | Vapor diffusion pumps |
-
1957
- 1957-04-10 FR FR1171098D patent/FR1171098A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3288354A (en) * | 1963-05-30 | 1966-11-29 | Edwards High Vacuum Int Ltd | Vapor diffusion pumps |
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