ATE130909T1 - Kombinierte zentrifugal- und vakuumpumpe. - Google Patents
Kombinierte zentrifugal- und vakuumpumpe.Info
- Publication number
- ATE130909T1 ATE130909T1 AT91308102T AT91308102T ATE130909T1 AT E130909 T1 ATE130909 T1 AT E130909T1 AT 91308102 T AT91308102 T AT 91308102T AT 91308102 T AT91308102 T AT 91308102T AT E130909 T1 ATE130909 T1 AT E130909T1
- Authority
- AT
- Austria
- Prior art keywords
- vacuum pump
- pumping chamber
- centrifugal
- annular volume
- intermediate wall
- Prior art date
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
- F04D7/00—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts
- F04D7/02—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type
- F04D7/04—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous
- F04D7/045—Pumps adapted for handling specific fluids, e.g. by selection of specific materials for pumps or pump parts of centrifugal type the fluids being viscous or non-homogenous with means for comminuting, mixing stirring or otherwise treating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2210/00—Working fluid
- F05B2210/10—Kind or type
- F05B2210/13—Kind or type mixed, e.g. two-phase fluid
- F05B2210/132—Pumps with means for separating and evacuating the gaseous phase
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Centrifugal Separators (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/579,405 US5151010A (en) | 1990-09-07 | 1990-09-07 | Combined centrifugal and vacuum pump |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE130909T1 true ATE130909T1 (de) | 1995-12-15 |
Family
ID=24316766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT91308102T ATE130909T1 (de) | 1990-09-07 | 1991-09-04 | Kombinierte zentrifugal- und vakuumpumpe. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5151010A (de) |
EP (1) | EP0474478B1 (de) |
AT (1) | ATE130909T1 (de) |
DE (1) | DE69114959T2 (de) |
ES (1) | ES2080910T3 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5023193A (en) * | 1986-07-16 | 1991-06-11 | National Semiconductor Corp. | Method for simultaneously fabricating bipolar and complementary field effect transistors using a minimal number of masks |
SE468293C (sv) * | 1991-12-03 | 1996-04-16 | Kvaerner Pulping Tech | Pump med inbyggd vakuumpump |
CZ288618B6 (cs) * | 1995-06-05 | 2001-08-15 | Sulzer Pumpen Ag | Způsob ovládání funkce kombinace odstředivého a vakuového čerpadla a odstředivé čerpadlo se separací plynu |
US6120252A (en) * | 1995-12-27 | 2000-09-19 | Ahlstrom Machinery Corporation | Gas separation control in a centrifugal pump/vacuum pump |
SE510031C2 (sv) * | 1998-06-17 | 1999-04-12 | Sunds Defibrator Ind Ab | Centrifugalpump för pumpning av en massasuspention |
US6241481B1 (en) * | 1998-09-09 | 2001-06-05 | Chrysler Corporation | Water pump shaft seal assembly for in-line water and power steering pumps |
SE512984C2 (sv) * | 1998-10-13 | 2000-06-12 | Valmet Fibertech Ab | Massapump |
US6582193B1 (en) | 2000-07-27 | 2003-06-24 | Daimler Chrysler Corp | Composite water and power steering pump assembly |
SE518694C2 (sv) * | 2001-03-21 | 2002-11-05 | Metso Paper Inc | Pumpanordning |
SE519641C2 (sv) | 2001-08-08 | 2003-03-25 | Metso Paper Inc | Kombinerad centrifugal- och vakuumpump för pumpning av massa |
CN100365288C (zh) * | 2005-10-14 | 2008-01-30 | 江苏大学 | 一种用于离心泵的背叶片结构 |
AT510538B1 (de) * | 2010-09-27 | 2013-02-15 | Andritz Ag Maschf | Zentrifugalpumpe |
WO2014205439A1 (en) | 2013-06-21 | 2014-12-24 | Flow Control Llc. | Debris removing impeller backvane |
CN108026495B (zh) | 2015-10-08 | 2020-10-23 | 苏尔寿管理有限公司 | 用于处理生物质的方法和布置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR852435A (fr) * | 1938-04-09 | 1940-02-01 | Burckhardt Ag Maschf | Pompe rotative à roue à ailettes, à anneau de liquide, pour milieux gazeux |
US4776758A (en) * | 1987-07-06 | 1988-10-11 | Kamyr Ab | Combined fluidizing and vacuum pump |
US4877368A (en) * | 1988-11-08 | 1989-10-31 | A. Ahlstrom Corporation | Fluidizing centrifugal pump |
-
1990
- 1990-09-07 US US07/579,405 patent/US5151010A/en not_active Expired - Lifetime
-
1991
- 1991-09-04 EP EP91308102A patent/EP0474478B1/de not_active Expired - Lifetime
- 1991-09-04 DE DE69114959T patent/DE69114959T2/de not_active Expired - Lifetime
- 1991-09-04 AT AT91308102T patent/ATE130909T1/de not_active IP Right Cessation
- 1991-09-04 ES ES91308102T patent/ES2080910T3/es not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0474478A3 (en) | 1992-04-22 |
EP0474478B1 (de) | 1995-11-29 |
DE69114959T2 (de) | 1996-04-18 |
DE69114959D1 (de) | 1996-01-11 |
ES2080910T3 (es) | 1996-02-16 |
EP0474478A2 (de) | 1992-03-11 |
US5151010A (en) | 1992-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
UEP | Publication of translation of european patent specification | ||
EEIH | Change in the person of patent owner | ||
EELA | Cancelled due to lapse of time |