DE3765552D1 - SELF-PRIMING CENTRIFUGAL PUMP FOR TREATING AND CONVEYING LIQUIDS IMPLEMENTED WITH A HIGH FIBER CONTENT. - Google Patents

SELF-PRIMING CENTRIFUGAL PUMP FOR TREATING AND CONVEYING LIQUIDS IMPLEMENTED WITH A HIGH FIBER CONTENT.

Info

Publication number
DE3765552D1
DE3765552D1 DE8787890027T DE3765552T DE3765552D1 DE 3765552 D1 DE3765552 D1 DE 3765552D1 DE 8787890027 T DE8787890027 T DE 8787890027T DE 3765552 T DE3765552 T DE 3765552T DE 3765552 D1 DE3765552 D1 DE 3765552D1
Authority
DE
Germany
Prior art keywords
treating
self
implemented
centrifugal pump
fiber content
Prior art date
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 - Lifetime
Application number
DE8787890027T
Other languages
German (de)
Inventor
Franz Dietmar Podesser
Wilhelm Dipl Ing Wolfbauer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Roehren und Pumpenwerk Bauer GmbH
Original Assignee
Roehren und Pumpenwerk Bauer GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Roehren und Pumpenwerk Bauer GmbH filed Critical Roehren und Pumpenwerk Bauer GmbH
Application granted granted Critical
Publication of DE3765552D1 publication Critical patent/DE3765552D1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F04D9/00—Priming; Preventing vapour lock
    • F04D9/004—Priming of not self-priming pumps
    • F04D9/005—Priming of not self-priming pumps by adducting or recycling liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
    • F04D15/0005—Control, e.g. regulation, of pumps, pumping installations or systems by using valves
    • F04D15/0011—Control, e.g. regulation, of pumps, pumping installations or systems by using valves by-pass valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/628—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for liquid pumps
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE8787890027T 1986-02-14 1987-02-12 SELF-PRIMING CENTRIFUGAL PUMP FOR TREATING AND CONVEYING LIQUIDS IMPLEMENTED WITH A HIGH FIBER CONTENT. Expired - Lifetime DE3765552D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT39386 1986-02-14

Publications (1)

Publication Number Publication Date
DE3765552D1 true DE3765552D1 (en) 1990-11-22

Family

ID=3489404

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787890027T Expired - Lifetime DE3765552D1 (en) 1986-02-14 1987-02-12 SELF-PRIMING CENTRIFUGAL PUMP FOR TREATING AND CONVEYING LIQUIDS IMPLEMENTED WITH A HIGH FIBER CONTENT.

Country Status (4)

Country Link
EP (1) EP0233859B1 (en)
DE (1) DE3765552D1 (en)
ES (1) ES2015517B3 (en)
GR (1) GR3000963T3 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002304980B2 (en) * 2001-06-13 2006-11-23 Weir Minerals Australia Ltd Apparatus for use in slurry pumps
AUPR564501A0 (en) * 2001-06-13 2001-07-12 Warman International Limited Apparatus for use in pumps
EP1584820B1 (en) * 2004-04-07 2006-06-14 Frideco AG Mixed flow pump
DE102008057849A1 (en) * 2008-11-18 2010-05-20 Wilo Se Cutting device for e.g. sewage pump, has cutting body coaxially surrounded by fixed cutting ring, where annular gap between cutting body and ring decreases in its width from inlet aperture to rotor in opening region close to pump inlet
NL1036463C2 (en) * 2009-01-26 2009-12-08 Piet Van Der Ende Modification method to make pump self priming, comprises Y pieces for pressure and suction regions, water trap, return line and membrane or electrical closure valve in bypass

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE442921A (en) *
US2047329A (en) * 1933-02-02 1936-07-14 R G Wright & Co Pump or the like and driving means therefor
DE761439C (en) * 1939-01-27 1953-03-16 Bernard Moteurs Device for venting when starting centrifugal pumps
US2371681A (en) * 1943-01-18 1945-03-20 Jr Augustus C Durdin Centrifugal cutting pump
CH241206A (en) * 1945-01-16 1946-02-28 Haeny & Cie Self-priming centrifugal pump for winery operations.
US3128051A (en) * 1960-11-07 1964-04-07 Dag Mfg Co Pump
GB1016003A (en) * 1961-04-28 1966-01-05 English Electric Co Ltd Improvements in or relating to pumping apparatus
DK113406B (en) * 1965-03-29 1969-03-17 Smedegaard As Centrifugal pump with built-in control mechanism.
DE1922380A1 (en) * 1969-05-02 1970-11-12 Fritz Weissenhorner Maschinenf Submersible pump for conveying and liquefying thick media, primarily alluvial manure, with litter containing fibers
FI49213C (en) * 1969-12-03 1975-04-10 Sulo Antero Lehtinen Centrifugal pump, especially for pumping waste water containing phase taking substances.
DE2107069C3 (en) * 1971-02-15 1974-07-11 Franz Eisele & Soehne Pumpen- Und Masch.-Fabrik, 7481 Laiz Inlet nozzle on vertical liquid manure
GB1568388A (en) * 1975-11-29 1980-05-29 Blum A Pump with comminuating means at the inlet
GB2077606B (en) * 1980-06-11 1984-06-06 Haigh Eng Co Ltd Macerator pumping impeller

Also Published As

Publication number Publication date
GR3000963T3 (en) 1991-12-10
EP0233859B1 (en) 1990-10-17
ES2015517A4 (en) 1990-09-01
ES2015517B3 (en) 1991-04-16
EP0233859A1 (en) 1987-08-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ROEHREN- UND PUMPENWERK BAUER GES.M.B.H., VOITSBER

8328 Change in the person/name/address of the agent

Free format text: MITSCHERLICH, H., DIPL.-ING. KOERBER, W., DIPL.-ING. DR.RER.NAT. SCHMIDT-EVERS, J., DIPL.-ING. MELZER, W., DIPL.-ING., PAT.-ANWAELTE GRAF, M., DR.JUR., RECHTSANW., 8000 MUENCHEN

8339 Ceased/non-payment of the annual fee