FR1575110A - - Google Patents
Info
- Publication number
- FR1575110A FR1575110A FR1575110DA FR1575110A FR 1575110 A FR1575110 A FR 1575110A FR 1575110D A FR1575110D A FR 1575110DA FR 1575110 A FR1575110 A FR 1575110A
- Authority
- FR
- France
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D8/00—Cold traps; Cold baffles
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/06—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means
- F04B37/08—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for evacuating by thermal means by condensing or freezing, e.g. cryogenic pumps
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K51/00—Other details not peculiar to particular types of valves or cut-off apparatus
- F16K51/02—Other details not peculiar to particular types of valves or cut-off apparatus specially adapted for high-vacuum installations
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
- Details Of Valves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1112667A CH456834A (de) | 1967-08-04 | 1967-08-04 | Vakuumventil |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1575110A true FR1575110A (fr) | 1969-07-18 |
Family
ID=4370332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1575110D Expired FR1575110A (fr) | 1967-08-04 | 1968-07-24 |
Country Status (5)
Country | Link |
---|---|
CH (1) | CH456834A (fr) |
DE (1) | DE1775015A1 (fr) |
FR (1) | FR1575110A (fr) |
GB (1) | GB1225866A (fr) |
NL (1) | NL6712739A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2047445A5 (fr) * | 1969-05-07 | 1971-03-12 | High Edwards Vacuum Int |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3216591A1 (de) * | 1982-05-04 | 1983-11-10 | Leybold-Heraeus GmbH, 5000 Köln | Kryopumpe mit jalousieartigem baffle |
-
1967
- 1967-08-04 CH CH1112667A patent/CH456834A/de unknown
- 1967-09-18 NL NL6712739A patent/NL6712739A/xx unknown
-
1968
- 1968-06-26 DE DE19681775015 patent/DE1775015A1/de active Pending
- 1968-07-23 GB GB1225866D patent/GB1225866A/en not_active Expired
- 1968-07-24 FR FR1575110D patent/FR1575110A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2047445A5 (fr) * | 1969-05-07 | 1971-03-12 | High Edwards Vacuum Int |
Also Published As
Publication number | Publication date |
---|---|
DE1775015A1 (de) | 1971-05-13 |
CH456834A (de) | 1968-05-31 |
GB1225866A (fr) | 1971-03-24 |
NL6712739A (fr) | 1969-02-06 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |