NL6817552A - - Google Patents
Info
- Publication number
- NL6817552A NL6817552A NL6817552A NL6817552A NL6817552A NL 6817552 A NL6817552 A NL 6817552A NL 6817552 A NL6817552 A NL 6817552A NL 6817552 A NL6817552 A NL 6817552A NL 6817552 A NL6817552 A NL 6817552A
- 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
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Compressors, Vaccum Pumps And Other Relevant Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1549668A CH470589A (en) | 1968-10-11 | 1968-10-11 | Arrangement for evacuating recipients |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6817552A true NL6817552A (en) | 1970-04-14 |
Family
ID=4409559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6817552A NL6817552A (en) | 1968-10-11 | 1968-12-06 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH470589A (en) |
| DE (1) | DE1934936A1 (en) |
| FR (1) | FR2020371A1 (en) |
| GB (1) | GB1253590A (en) |
| NL (1) | NL6817552A (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4505647A (en) * | 1978-01-26 | 1985-03-19 | Grumman Allied Industries, Inc. | Vacuum pumping system |
| US4850806A (en) * | 1988-05-24 | 1989-07-25 | The Boc Group, Inc. | Controlled by-pass for a booster pump |
| US4984412A (en) * | 1990-02-26 | 1991-01-15 | Brown & Williamson Tobacco Corporation | Hopper apparatus |
| FR2682164B1 (en) * | 1991-10-07 | 1995-01-20 | Cit Alcatel | GAS PUMPING INSTALLATION WITH PUMPING SPEED REGULATION. |
| DE4136950A1 (en) * | 1991-11-11 | 1993-05-13 | Pfeiffer Vakuumtechnik | MULTI-STAGE VACUUM PUMP SYSTEM |
| US5733104A (en) * | 1992-12-24 | 1998-03-31 | Balzers-Pfeiffer Gmbh | Vacuum pump system |
| DE19831123A1 (en) * | 1998-07-11 | 2000-01-13 | Pfeiffer Vacuum Gmbh | Gas ballast device for multi-stage positive displacement pumps |
| NL1028203C2 (en) | 2005-02-07 | 2006-08-08 | Faber Group N V | Wind and / or awning. |
| CN110863971A (en) * | 2019-12-17 | 2020-03-06 | 东莞市基富真空设备有限公司 | Automatic pressure release dual-drive vacuum compression equipment and control method |
| CN113757119A (en) * | 2021-11-09 | 2021-12-07 | 杭州智科精密机械有限公司 | New energy automobile vacuum pump with detection function |
-
1968
- 1968-10-11 CH CH1549668A patent/CH470589A/en not_active IP Right Cessation
- 1968-12-06 NL NL6817552A patent/NL6817552A/xx unknown
-
1969
- 1969-07-10 DE DE19691934936 patent/DE1934936A1/en active Pending
- 1969-09-05 GB GB4406769A patent/GB1253590A/en not_active Expired
- 1969-09-17 FR FR6931539A patent/FR2020371A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| CH470589A (en) | 1969-03-31 |
| GB1253590A (en) | 1971-11-17 |
| FR2020371A1 (en) | 1970-07-10 |
| DE1934936A1 (en) | 1970-04-16 |