FR2180332A5 - - Google Patents
Info
- Publication number
- FR2180332A5 FR2180332A5 FR7312683A FR7312683A FR2180332A5 FR 2180332 A5 FR2180332 A5 FR 2180332A5 FR 7312683 A FR7312683 A FR 7312683A FR 7312683 A FR7312683 A FR 7312683A FR 2180332 A5 FR2180332 A5 FR 2180332A5
- 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
-
- 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
- F04C23/00—Combinations of two or more pumps, each being of rotary-piston or oscillating-piston type, specially adapted for elastic fluids; Pumping installations specially adapted for elastic fluids; Multi-stage pumps specially adapted for elastic fluids
-
- 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
- F04C19/00—Rotary-piston pumps with fluid ring or the like, specially adapted for elastic fluids
- F04C19/001—General arrangements, plants, flowsheets
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 |
|---|---|---|---|
| DE19722217022 DE2217022C3 (de) | 1972-04-08 | 1972-04-08 | Flüssigkeitsring-Vakuumpumpe mit Umlaufbehälter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2180332A5 true FR2180332A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-11-23 |
Family
ID=5841405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7312683A Expired FR2180332A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-04-08 | 1973-04-09 |
Country Status (9)
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2324907A1 (fr) * | 1975-09-22 | 1977-04-15 | Siemens Ag | Groupe moto-pompe avec une pompe a anneau liquide |
| EP0169336A1 (de) * | 1984-05-30 | 1986-01-29 | Itt Industries, Inc. | Regelungs- und Steuerungssystem, insbesondere für Wasserring-Vakuumpumpen |
| EP0186776A1 (de) * | 1984-12-07 | 1986-07-09 | Siemens Aktiengesellschaft | Vorrichtung zur Erzeugung eines Vakuums |
| EP0174454A3 (en) * | 1984-07-12 | 1986-11-20 | Itt Industries Inc. | Installation for the minimalisation of cooling liquid consumption, especially for liquid ring vacuum pumps or similar pumps |
| WO1989012169A1 (en) * | 1988-05-30 | 1989-12-14 | Siemens Aktiengesellschaft | Vacuum pump unit arranged on a transportable support frame |
| BE1008367A3 (nl) * | 1994-01-25 | 1996-04-02 | Atlas Copco Airpower Nv | Kompressoreenheid. |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4307271C2 (de) * | 1993-03-04 | 1995-01-19 | Siemens Ag | Flüssigkeitsring-Pumpaggregat mit einem Abscheider |
| DE4417607C1 (de) * | 1994-05-19 | 1995-10-19 | Siemens Ag | Pumpenaggregat |
| DE10156179A1 (de) | 2001-11-15 | 2003-05-28 | Leybold Vakuum Gmbh | Kühlung einer Schraubenvakuumpumpe |
| DE10156180B4 (de) * | 2001-11-15 | 2015-10-15 | Oerlikon Leybold Vacuum Gmbh | Gekühlte Schraubenvakuumpumpe |
| CN103362777A (zh) * | 2013-08-13 | 2013-10-23 | 无锡市四方真空设备有限公司 | 一种闭式循环自吸系统 |
| CN104358688A (zh) * | 2014-10-28 | 2015-02-18 | 南通御丰塑钢包装有限公司 | 水环真空泵机组 |
| CN111594441B (zh) * | 2020-05-21 | 2022-10-14 | 上海工程技术大学 | 一种小体积节水型水环泵装置 |
| CN112360780B (zh) * | 2020-11-10 | 2022-05-24 | 珠海创烨科技有限公司 | 陶瓷真空泵 |
-
1972
- 1972-04-08 DE DE19722217022 patent/DE2217022C3/de not_active Expired
-
1973
- 1973-04-07 CH CH503073A patent/CH562404A5/xx not_active IP Right Cessation
- 1973-04-09 NL NL7304943A patent/NL173301C/xx not_active IP Right Cessation
- 1973-04-09 BE BE129783A patent/BE797933A/xx not_active IP Right Cessation
- 1973-04-09 DK DK189073A patent/DK139540C/da not_active IP Right Cessation
- 1973-04-09 FR FR7312683A patent/FR2180332A5/fr not_active Expired
- 1973-04-09 AT AT307273A patent/AT324523B/de not_active IP Right Cessation
- 1973-04-09 IT IT941373A patent/IT982094B/it active
- 1973-04-09 GB GB1700073A patent/GB1379378A/en not_active Expired
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2324907A1 (fr) * | 1975-09-22 | 1977-04-15 | Siemens Ag | Groupe moto-pompe avec une pompe a anneau liquide |
| EP0169336A1 (de) * | 1984-05-30 | 1986-01-29 | Itt Industries, Inc. | Regelungs- und Steuerungssystem, insbesondere für Wasserring-Vakuumpumpen |
| US4655688A (en) * | 1984-05-30 | 1987-04-07 | Itt Industries, Inc. | Control for liquid ring vacuum pumps |
| EP0174454A3 (en) * | 1984-07-12 | 1986-11-20 | Itt Industries Inc. | Installation for the minimalisation of cooling liquid consumption, especially for liquid ring vacuum pumps or similar pumps |
| EP0186776A1 (de) * | 1984-12-07 | 1986-07-09 | Siemens Aktiengesellschaft | Vorrichtung zur Erzeugung eines Vakuums |
| WO1989012169A1 (en) * | 1988-05-30 | 1989-12-14 | Siemens Aktiengesellschaft | Vacuum pump unit arranged on a transportable support frame |
| BE1008367A3 (nl) * | 1994-01-25 | 1996-04-02 | Atlas Copco Airpower Nv | Kompressoreenheid. |
Also Published As
| Publication number | Publication date |
|---|---|
| NL173301B (nl) | 1983-08-01 |
| NL7304943A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-10-10 |
| NL173301C (nl) | 1984-01-02 |
| GB1379378A (en) | 1975-01-02 |
| DE2217022C3 (de) | 1975-03-27 |
| BE797933A (fr) | 1973-07-31 |
| CH562404A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-05-30 |
| AT324523B (de) | 1975-09-10 |
| DE2217022B2 (de) | 1974-08-15 |
| DK139540B (da) | 1979-03-05 |
| DE2217022A1 (de) | 1973-10-18 |
| DK139540C (da) | 1979-08-13 |
| IT982094B (it) | 1974-10-21 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |