BE502019A - - Google Patents
Info
- Publication number
- BE502019A BE502019A BE502019DA BE502019A BE 502019 A BE502019 A BE 502019A BE 502019D A BE502019D A BE 502019DA BE 502019 A BE502019 A BE 502019A
- Authority
- BE
- Belgium
- Prior art keywords
- chamber
- high vacuum
- valve
- vacuum pump
- closed
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 8
- 238000004891 communication Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
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
- F04F9/04—Diffusion pumps in combination with fore pumps, e.g. use of isolating valves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE502019A true BE502019A (enrdf_load_html_response) |
Family
ID=143660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE502019D BE502019A (enrdf_load_html_response) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE502019A (enrdf_load_html_response) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2806644A (en) * | 1953-08-13 | 1957-09-17 | Cons Electrodynamics Corp | Vacuum system apparatus |
-
0
- BE BE502019D patent/BE502019A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2806644A (en) * | 1953-08-13 | 1957-09-17 | Cons Electrodynamics Corp | Vacuum system apparatus |
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