FR834938A - Improvements to processes and apparatus for high vacuum production - Google Patents
Improvements to processes and apparatus for high vacuum productionInfo
- Publication number
- FR834938A FR834938A FR834938DA FR834938A FR 834938 A FR834938 A FR 834938A FR 834938D A FR834938D A FR 834938DA FR 834938 A FR834938 A FR 834938A
- Authority
- FR
- France
- Prior art keywords
- processes
- high vacuum
- vacuum production
- production
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D17/08—Centrifugal pumps
- F04D17/16—Centrifugal pumps for displacing without appreciable compression
- F04D17/168—Pumps specially adapted to produce a vacuum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB834938X | 1936-07-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR834938A true FR834938A (en) | 1938-12-06 |
Family
ID=10554099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR834938D Expired FR834938A (en) | 1936-07-06 | 1937-07-06 | Improvements to processes and apparatus for high vacuum production |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR834938A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1046249B (en) * | 1956-04-05 | 1958-12-11 | Dr Gerhard Fricke | Method and device for generating a high vacuum |
DE1061951B (en) * | 1955-09-27 | 1959-07-23 | Vickers Electrical Co Ltd | Vacuum pump |
DE1076879B (en) * | 1957-06-27 | 1960-03-03 | Vakutronik Veb | Ion getter pump |
DE1081183B (en) * | 1958-10-08 | 1960-05-05 | Siemens Edison Swan Ltd | Method and device for generating a high vacuum with the aid of a getter |
-
1937
- 1937-07-06 FR FR834938D patent/FR834938A/en not_active Expired
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1061951B (en) * | 1955-09-27 | 1959-07-23 | Vickers Electrical Co Ltd | Vacuum pump |
DE1046249B (en) * | 1956-04-05 | 1958-12-11 | Dr Gerhard Fricke | Method and device for generating a high vacuum |
DE1076879B (en) * | 1957-06-27 | 1960-03-03 | Vakutronik Veb | Ion getter pump |
DE1081183B (en) * | 1958-10-08 | 1960-05-05 | Siemens Edison Swan Ltd | Method and device for generating a high vacuum with the aid of a getter |
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