EP0278388A3 - Centrifugal pump for contaminated liquids - Google Patents

Centrifugal pump for contaminated liquids Download PDF

Info

Publication number
EP0278388A3
EP0278388A3 EP88101578A EP88101578A EP0278388A3 EP 0278388 A3 EP0278388 A3 EP 0278388A3 EP 88101578 A EP88101578 A EP 88101578A EP 88101578 A EP88101578 A EP 88101578A EP 0278388 A3 EP0278388 A3 EP 0278388A3
Authority
EP
European Patent Office
Prior art keywords
centrifugal pump
contaminated liquids
contaminated
liquids
centrifugal
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.)
Granted
Application number
EP88101578A
Other languages
German (de)
Other versions
EP0278388B1 (en
EP0278388A2 (en
Inventor
Peter Rupprecht
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.)
KSB AG
Original Assignee
Klein Schanzlin and Becker AG
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6320396&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP0278388(A3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Klein Schanzlin and Becker AG filed Critical Klein Schanzlin and Becker AG
Publication of EP0278388A2 publication Critical patent/EP0278388A2/en
Publication of EP0278388A3 publication Critical patent/EP0278388A3/en
Application granted granted Critical
Publication of EP0278388B1 publication Critical patent/EP0278388B1/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
    • 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
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/18—Rotors
    • F04D29/22—Rotors specially for centrifugal pumps
    • F04D29/2261—Rotors specially for centrifugal pumps with special measures
    • F04D29/2288—Rotors specially for centrifugal pumps with special measures for comminuting, mixing or separating
EP88101578A 1987-02-06 1988-02-04 Centrifugal pump for contaminated liquids Expired - Lifetime EP0278388B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873703647 DE3703647A1 (en) 1987-02-06 1987-02-06 CENTRIFUGAL PUMP FOR POLLUTED LIQUIDS
DE3703647 1987-02-06

Publications (3)

Publication Number Publication Date
EP0278388A2 EP0278388A2 (en) 1988-08-17
EP0278388A3 true EP0278388A3 (en) 1988-09-14
EP0278388B1 EP0278388B1 (en) 1991-10-16

Family

ID=6320396

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88101578A Expired - Lifetime EP0278388B1 (en) 1987-02-06 1988-02-04 Centrifugal pump for contaminated liquids

Country Status (2)

Country Link
EP (1) EP0278388B1 (en)
DE (1) DE3703647A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4128281A1 (en) * 1991-08-27 1993-03-04 Abs Pumpen Ag Pump for handling domestic sewage - has disc with cutting blades arranged in front of pump inlet
DE4438841C2 (en) * 1994-11-02 1999-05-27 Orpu Gmbh Pump with a cutting device
GB9612201D0 (en) 1996-06-11 1996-08-14 Sweepax International Limited Rotodynamic pump
ATE268436T1 (en) * 2002-03-14 2004-06-15 Ksb Ag CENTRIFUGAL PUMP WITH SHREDDING DEVICE
DE102008057233A1 (en) 2008-11-10 2010-05-12 Orpu Pumpenfabrik Gmbh Milling device for use in pump to e.g. mill thick matter available in sewage water, has cutting devices formed spatially separate from another cutting device such that rotation symmetric cutting parts enclose stationary cutting part
DE102011018434B4 (en) * 2011-04-16 2022-05-25 Wilo Se Centrifugal pump with cutter
DE102016225921A1 (en) 2016-12-21 2018-06-21 KSB SE & Co. KGaA Sewage lifting plant with cutting unit
DE102016225920A1 (en) 2016-12-21 2018-06-21 KSB SE & Co. KGaA Centrifugal pump with a crushing arrangement

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH423489A (en) * 1962-10-12 1966-10-31 Schade Harald Ing Dr Centrifugal pump for contaminated liquids with crushing device
DE1453750A1 (en) * 1964-05-29 1969-03-06 Josef Eisele Cutting unit in the suction line of a manure pump
DE2411043A1 (en) * 1974-03-08 1975-09-18 Abs Pumps Ltd Submerged sewage pump with disintegrator - exerts disintegrating forces in radial direction by radial rounded teeth on discs
FR2333140A1 (en) * 1975-11-29 1977-06-24 Blum Albert PUMP FOR WASTE WATER OR DRAIN

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2518179A1 (en) * 1975-04-24 1976-11-04 Bbc Brown Boveri & Cie Solids size-reducing unit for pump intake - has perforated disc with upstream rotary cutter arm at intake end of suction duct
DE2612910A1 (en) * 1976-03-26 1977-09-29 Albert Blum SEWAGE PUMP
DE2553823C2 (en) * 1975-11-29 1984-06-14 Albert 5204 Lohmar Blum Sewage pump
US4143990A (en) * 1977-04-29 1979-03-13 Atencio Francisco J G Dam with movable hydroelectric assembly
DE3340295A1 (en) * 1983-11-08 1985-05-15 Albert 5204 Lohmar Blum Pump for the delivery of liquids intermingled with lumpy contaminants

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH423489A (en) * 1962-10-12 1966-10-31 Schade Harald Ing Dr Centrifugal pump for contaminated liquids with crushing device
DE1453750A1 (en) * 1964-05-29 1969-03-06 Josef Eisele Cutting unit in the suction line of a manure pump
DE2411043A1 (en) * 1974-03-08 1975-09-18 Abs Pumps Ltd Submerged sewage pump with disintegrator - exerts disintegrating forces in radial direction by radial rounded teeth on discs
FR2333140A1 (en) * 1975-11-29 1977-06-24 Blum Albert PUMP FOR WASTE WATER OR DRAIN

Also Published As

Publication number Publication date
DE3703647C2 (en) 1992-05-27
EP0278388B1 (en) 1991-10-16
DE3703647A1 (en) 1988-08-18
EP0278388A2 (en) 1988-08-17

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