NL6708189A - - Google Patents
Info
- Publication number
- NL6708189A NL6708189A NL6708189A NL6708189A NL6708189A NL 6708189 A NL6708189 A NL 6708189A NL 6708189 A NL6708189 A NL 6708189A NL 6708189 A NL6708189 A NL 6708189A NL 6708189 A NL6708189 A NL 6708189A
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
-
- 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
- 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
- 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
- F04F9/06—Arrangement of vapour traps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH378567A CH449838A (de) | 1967-03-14 | 1967-03-14 | Verfahren zum wahlweisen Betrieb eines Treibmittelfängers für Vakuumtreibmittelpumpen und Vorrichtung zur Durchführung des Verfahrens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6708189A true NL6708189A (xx) | 1968-09-16 |
Family
ID=4263416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6708189A NL6708189A (xx) | 1967-03-14 | 1967-06-13 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3474634A (xx) |
| CH (1) | CH449838A (xx) |
| DE (1) | DE1628436A1 (xx) |
| FR (1) | FR1562321A (xx) |
| GB (1) | GB1183662A (xx) |
| NL (1) | NL6708189A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100552643B1 (ko) * | 1998-01-22 | 2006-02-20 | 가부시키가이샤 에바라 세이사꾸쇼 | 트랩장치 및 트랩시스템 |
| DE202020104944U1 (de) * | 2020-08-26 | 2021-11-29 | Leybold Gmbh | Leitvorrichtung, Kühlmitteldurchführung und Diffusionsvakuumpumpe |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3168819A (en) * | 1961-03-06 | 1965-02-09 | Gen Electric | Vacuum system |
| US3321927A (en) * | 1965-02-12 | 1967-05-30 | Jr Charles B Hood | Spiral liquid cooled baffle for shielding diffusion pumps |
-
1967
- 1967-03-14 CH CH378567A patent/CH449838A/de unknown
- 1967-06-13 NL NL6708189A patent/NL6708189A/xx unknown
-
1968
- 1968-02-23 DE DE19681628436 patent/DE1628436A1/de active Pending
- 1968-03-07 GB GB01247/68A patent/GB1183662A/en not_active Expired
- 1968-03-13 FR FR1562321D patent/FR1562321A/fr not_active Expired
- 1968-03-14 US US713254A patent/US3474634A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3474634A (en) | 1969-10-28 |
| DE1628436A1 (de) | 1971-10-14 |
| FR1562321A (xx) | 1969-04-04 |
| GB1183662A (en) | 1970-03-11 |
| CH449838A (de) | 1968-01-15 |