IT1073325B - Perfezionamenti alle pompe centrifughe con girante ausiliaria di alimentazione e relative pompe perfezionate - Google Patents

Perfezionamenti alle pompe centrifughe con girante ausiliaria di alimentazione e relative pompe perfezionate

Info

Publication number
IT1073325B
IT1073325B IT27915/76A IT2791576A IT1073325B IT 1073325 B IT1073325 B IT 1073325B IT 27915/76 A IT27915/76 A IT 27915/76A IT 2791576 A IT2791576 A IT 2791576A IT 1073325 B IT1073325 B IT 1073325B
Authority
IT
Italy
Prior art keywords
pumps
auxiliary supply
supply impeller
related improved
centrifugal
Prior art date
Application number
IT27915/76A
Other languages
English (en)
Inventor
Aldo Taffelli
Carlo Grossi
Original Assignee
Worthington Pump
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 Worthington Pump filed Critical Worthington Pump
Priority to IT27915/76A priority Critical patent/IT1073325B/it
Priority to US05/789,357 priority patent/US4111597A/en
Priority to DE19772741766 priority patent/DE2741766A1/de
Priority to JP11521777A priority patent/JPS5358802A/ja
Priority to FR7729536A priority patent/FR2366468A1/fr
Application granted granted Critical
Publication of IT1073325B publication Critical patent/IT1073325B/it

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
    • 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
    • F04D29/2277—Rotors specially for centrifugal pumps with special measures for increasing NPSH or dealing with liquids near boiling-point
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D1/02—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps having non-centrifugal stages, e.g. centripetal

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Rotary Pumps (AREA)
IT27915/76A 1976-01-10 1976-10-01 Perfezionamenti alle pompe centrifughe con girante ausiliaria di alimentazione e relative pompe perfezionate IT1073325B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT27915/76A IT1073325B (it) 1976-10-01 1976-10-01 Perfezionamenti alle pompe centrifughe con girante ausiliaria di alimentazione e relative pompe perfezionate
US05/789,357 US4111597A (en) 1976-01-10 1977-04-21 Centrifugal pump with centripetal inducer
DE19772741766 DE2741766A1 (de) 1976-10-01 1977-09-16 Zentrifugalpumpe
JP11521777A JPS5358802A (en) 1976-10-01 1977-09-27 Diffuser pumps with centering guide elements
FR7729536A FR2366468A1 (fr) 1976-10-01 1977-09-30 Pompe centrifuge equipee d'un dispositif d'amorcage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT27915/76A IT1073325B (it) 1976-10-01 1976-10-01 Perfezionamenti alle pompe centrifughe con girante ausiliaria di alimentazione e relative pompe perfezionate

Publications (1)

Publication Number Publication Date
IT1073325B true IT1073325B (it) 1985-04-17

Family

ID=11222586

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27915/76A IT1073325B (it) 1976-01-10 1976-10-01 Perfezionamenti alle pompe centrifughe con girante ausiliaria di alimentazione e relative pompe perfezionate

Country Status (5)

Country Link
US (1) US4111597A (it)
JP (1) JPS5358802A (it)
DE (1) DE2741766A1 (it)
FR (1) FR2366468A1 (it)
IT (1) IT1073325B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3012406A1 (de) * 1980-03-29 1981-10-15 Thyssen Industrie Ag, 4300 Essen Kreiselpumpe
US4721435A (en) * 1986-04-30 1988-01-26 Borg-Warner Industrial Products Fluid flow control means for pumps and the like
JPS62179394U (it) * 1986-05-06 1987-11-14
US4838759A (en) * 1987-04-10 1989-06-13 Rockwell International Corporation Cavitation-resistant inducer
US5078573A (en) * 1990-09-07 1992-01-07 A. Ahlstrom Corporation Liquid ring pump having tapered blades and housing
US5873697A (en) * 1994-10-11 1999-02-23 Chevron U.S.A., Inc. Method of improving centrifugal pump efficiency
US5605444A (en) * 1995-12-26 1997-02-25 Ingersoll-Dresser Pump Company Pump impeller having separate offset inlet vanes
TWI235205B (en) * 2003-10-31 2005-07-01 Delta Electronics Inc Centrifugal fan with stator blades
CN102703630B (zh) * 2012-06-08 2013-09-25 中北大学 煤粉混合装置
CN103867454A (zh) * 2014-01-26 2014-06-18 上海德耐泵业有限公司 真空自吸泵
DE102021211785A1 (de) 2021-10-19 2023-04-20 Zf Friedrichshafen Ag Mischkammer zur Pumpenaufladung
WO2024165943A1 (en) * 2023-02-07 2024-08-15 Turboden S.p.A. Multi-stage turbomachine with lateral flow

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US718557A (en) * 1902-06-17 1903-01-13 William Wenzel Centrifugal pump.
US1406868A (en) * 1920-05-06 1922-02-14 Julian B Jensen Pump
US2027015A (en) * 1932-11-11 1936-01-07 Gertrude F Bell Pump
US2498143A (en) * 1943-11-16 1950-02-21 Struckmann Holger Apparatus for conveying pulverized material
US2395704A (en) * 1944-03-02 1946-02-26 Worthington Pump & Mach Corp Rotor
US2429978A (en) * 1945-03-28 1947-11-04 Blanchard Richard Centripetal-centrifugal pump
US3522997A (en) * 1968-07-01 1970-08-04 Rylewski Eugeniusz Inducer
US3817653A (en) * 1972-02-10 1974-06-18 Hydro Jet Pumps Inc Centrifugal pump apparatus

Also Published As

Publication number Publication date
US4111597A (en) 1978-09-05
JPS5358802A (en) 1978-05-27
DE2741766A1 (de) 1978-04-13
FR2366468A1 (fr) 1978-04-28
FR2366468B3 (it) 1980-07-04

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