NL264293A - - Google Patents
Info
- Publication number
- NL264293A NL264293A NL264293DA NL264293A NL 264293 A NL264293 A NL 264293A NL 264293D A NL264293D A NL 264293DA NL 264293 A NL264293 A NL 264293A
- Authority
- NL
- Netherlands
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D19/00—Axial-flow pumps
- F04D19/02—Multi-stage pumps
- F04D19/04—Multi-stage pumps specially adapted to the production of a high vacuum, e.g. molecular pumps
- F04D19/044—Holweck-type pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL264293A true NL264293A (xx) |
Family
ID=1864722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL264293D NL264293A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| NL (1) | NL264293A (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7702017A (nl) * | 1977-02-25 | 1978-08-29 | Ultra Centrifuge Nederland Nv | Moleculairpomp resp. gasdichte doorvoering voor een in een huis geplaatst snel om een as draaiend lichaam. |
-
0
- NL NL264293D patent/NL264293A/xx unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7702017A (nl) * | 1977-02-25 | 1978-08-29 | Ultra Centrifuge Nederland Nv | Moleculairpomp resp. gasdichte doorvoering voor een in een huis geplaatst snel om een as draaiend lichaam. |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4270882A (en) | Molecular pump or, respectively, gas-tight sealing arrangement for a body placed in a housing and rapidly rotating about an axis | |
| FR1475765A (fr) | Perfectionnements aux appareils à arbre vertical tournant à grande vitesse | |
| US3246901A (en) | Sealing arrangement for preventing escape of gas along a vertical rotating shaft | |
| DE2632977C3 (de) | Kühlvorrichtung zur Absenkung der Öltemperatur von ölgeschmierten Dämpfungslagern | |
| CN111706529B (zh) | 一种同轴双叶片气体隔离密封装置 | |
| US4002378A (en) | Vertically supported rotary body | |
| US5281086A (en) | Pump for viscous fluids | |
| DE910204C (de) | Hochvakuummolekularpumpe | |
| EP4227536A1 (en) | Vacuum pump and rotary cylindrical body provided to vacuum pump | |
| CN2502048Y (zh) | 拖动分子泵 | |
| FR536278A (fr) | Pompe hélicoïdale pour vides élevés | |
| FR1265281A (fr) | Dispositif pour produire un écoulement tourbillonnaire d'un fluide et applications de ce dispositif | |
| NL264293A (xx) |