IT7829714A0 - Pompa. - Google Patents

Pompa.

Info

Publication number
IT7829714A0
IT7829714A0 IT7829714A IT2971478A IT7829714A0 IT 7829714 A0 IT7829714 A0 IT 7829714A0 IT 7829714 A IT7829714 A IT 7829714A IT 2971478 A IT2971478 A IT 2971478A IT 7829714 A0 IT7829714 A0 IT 7829714A0
Authority
IT
Italy
Prior art keywords
pump
Prior art date
Application number
IT7829714A
Other languages
English (en)
Other versions
IT1100276B (it
Original Assignee
Air Liquide
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 Air Liquide filed Critical Air Liquide
Publication of IT7829714A0 publication Critical patent/IT7829714A0/it
Application granted granted Critical
Publication of IT1100276B publication Critical patent/IT1100276B/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
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/165—Sealings between pressure and suction sides especially adapted for liquid pumps
    • F04D29/167—Sealings between pressure and suction sides especially adapted for liquid pumps of a centrifugal flow wheel
    • 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
    • F04D29/2266—Rotors specially for centrifugal pumps with special measures for sealing or thrust balance

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IT29714/78A 1977-11-22 1978-11-13 Pompa IT1100276B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7735036A FR2409406A1 (fr) 1977-11-22 1977-11-22 Procede de realisation des etancheites interne et de sortie d'arbre d'une pompe et pompe mettant en oeuvre ce procede

Publications (2)

Publication Number Publication Date
IT7829714A0 true IT7829714A0 (it) 1978-11-13
IT1100276B IT1100276B (it) 1985-09-28

Family

ID=9197885

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29714/78A IT1100276B (it) 1977-11-22 1978-11-13 Pompa

Country Status (6)

Country Link
US (1) US4242039A (it)
EP (1) EP0002157B1 (it)
JP (1) JPS5478509A (it)
DE (1) DE2860265D1 (it)
FR (1) FR2409406A1 (it)
IT (1) IT1100276B (it)

Families Citing this family (68)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5827887A (ja) * 1981-08-11 1983-02-18 Sugino Mach:Kk 水中水圧モ−タ
US4806080A (en) * 1983-07-06 1989-02-21 Ebara Corporation Pump with shaftless impeller
JPS6014615A (ja) 1983-07-06 1985-01-25 Ebara Corp スラスト軸受およびその製造方法
JPS60158316A (ja) * 1984-01-30 1985-08-19 Osaka Gas Co Ltd タ−ビン式流量計
US4613281A (en) * 1984-03-08 1986-09-23 Goulds Pumps, Incorporated Hydrodynamic seal
DE3600126A1 (de) * 1986-01-04 1987-07-16 Fortuna Werke Maschf Ag Geblaese zum umwaelzen grosser gasmengen, insbesondere fuer hochleistungs-laser
US4944653A (en) * 1988-03-24 1990-07-31 Jacuzzi, Inc. Plastic centrifugal pump
US4913619A (en) * 1988-08-08 1990-04-03 Barrett Haentjens & Co. Centrifugal pump having resistant components
DE3939156C2 (de) * 1989-11-27 1994-01-27 Grundfos International A S Bje Zusammengesetztes Laufrad für eine Kreiselpumpe
US5209652A (en) * 1991-12-06 1993-05-11 Allied-Signal, Inc. Compact cryogenic turbopump
US5312224A (en) * 1993-03-12 1994-05-17 International Business Machines Corporation Conical logarithmic spiral viscosity pump
JPH08232892A (ja) * 1995-02-27 1996-09-10 Unisia Jecs Corp クローズド型ポンプ
US5947703A (en) * 1996-01-31 1999-09-07 Ntn Corporation Centrifugal blood pump assembly
US6132186A (en) 1997-08-06 2000-10-17 Shurflo Pump Manufacturing Co. Impeller pump driven by a dynamo electric machine having a stator comprised of a mass of metal particles
US6034465A (en) * 1997-08-06 2000-03-07 Shurfle Pump Manufacturing Co. Pump driven by brushless motor
ITMI981112A1 (it) * 1998-05-20 1999-11-20 Termomeccanica S P A Pompa centrifuga a tenuta radiale
US6074166A (en) * 1998-10-01 2000-06-13 Moddemeijer; Pieter J. H. Pump
ITMI990626U1 (it) * 1999-10-15 2001-04-15 Termomeccanica S P A Pompa bilanciata con aspirazione e mandata sullo stesso asse
US6290467B1 (en) * 1999-12-03 2001-09-18 American Standard International Inc. Centrifugal impeller assembly
DE20013350U1 (de) * 2000-08-03 2000-12-28 Assoma Inc Pumpe
ITMI20010593A1 (it) * 2001-03-21 2002-09-21 Umberto Cambiaghi Pompa centrifuga verticale orizzontale a spinta assiale autoequilibrata
US7470392B2 (en) 2003-07-14 2008-12-30 Cooper Paul V Molten metal pump components
US20070253807A1 (en) 2006-04-28 2007-11-01 Cooper Paul V Gas-transfer foot
US20050013715A1 (en) 2003-07-14 2005-01-20 Cooper Paul V. System for releasing gas into molten metal
US7402276B2 (en) 2003-07-14 2008-07-22 Cooper Paul V Pump with rotating inlet
US7906068B2 (en) 2003-07-14 2011-03-15 Cooper Paul V Support post system for molten metal pump
US20070059156A1 (en) * 2003-09-04 2007-03-15 University Of Utah Research Foundation Rotary centrifugal and viscous pumps
EP1753344B1 (en) 2004-06-08 2011-12-28 Phil Durango Llc Tourniquet
US7631497B2 (en) * 2005-04-21 2009-12-15 Borgwarner Inc. Turbine heat shield with ribs
US9643247B2 (en) 2007-06-21 2017-05-09 Molten Metal Equipment Innovations, Llc Molten metal transfer and degassing system
US8337746B2 (en) 2007-06-21 2012-12-25 Cooper Paul V Transferring molten metal from one structure to another
US9410744B2 (en) 2010-05-12 2016-08-09 Molten Metal Equipment Innovations, Llc Vessel transfer insert and system
US9409232B2 (en) 2007-06-21 2016-08-09 Molten Metal Equipment Innovations, Llc Molten metal transfer vessel and method of construction
US8366993B2 (en) 2007-06-21 2013-02-05 Cooper Paul V System and method for degassing molten metal
US9205490B2 (en) 2007-06-21 2015-12-08 Molten Metal Equipment Innovations, Llc Transfer well system and method for making same
US8613884B2 (en) 2007-06-21 2013-12-24 Paul V. Cooper Launder transfer insert and system
US9156087B2 (en) 2007-06-21 2015-10-13 Molten Metal Equipment Innovations, Llc Molten metal transfer system and rotor
EP2218998B1 (en) * 2009-02-03 2012-12-19 Ipsen, Inc. A sealing mechanism for a vacuum heat treating furnace
US8449814B2 (en) 2009-08-07 2013-05-28 Paul V. Cooper Systems and methods for melting scrap metal
US8524146B2 (en) 2009-08-07 2013-09-03 Paul V. Cooper Rotary degassers and components therefor
US8444911B2 (en) 2009-08-07 2013-05-21 Paul V. Cooper Shaft and post tensioning device
US8535603B2 (en) 2009-08-07 2013-09-17 Paul V. Cooper Rotary degasser and rotor therefor
US10428821B2 (en) 2009-08-07 2019-10-01 Molten Metal Equipment Innovations, Llc Quick submergence molten metal pump
US8714914B2 (en) 2009-09-08 2014-05-06 Paul V. Cooper Molten metal pump filter
US9108244B2 (en) 2009-09-09 2015-08-18 Paul V. Cooper Immersion heater for molten metal
WO2012012622A2 (en) * 2010-07-21 2012-01-26 Itt Manufacturing Enterprises, Inc. Wear reduction device for rotary solids handling equipment
FR2964425B1 (fr) * 2010-09-03 2014-02-14 Snecma Turbopompe, en particulier pour l'alimentation de moteurs de fusee
US8834028B2 (en) * 2011-12-22 2014-09-16 Energy Recovery, Inc. Debris resistant thrust bearing assembly for high speed hydraulic centrifugal turbines and pumps
CN102588304B (zh) * 2012-02-10 2014-04-16 宁波大叶园林设备有限公司 旋涡喷嘴发动机直联有高速函数叶轮及偶旋迷宫的离心泵
CN104364496B (zh) * 2012-07-10 2016-12-14 博格华纳公司 排气涡轮增压器
US9903383B2 (en) 2013-03-13 2018-02-27 Molten Metal Equipment Innovations, Llc Molten metal rotor with hardened top
US9011761B2 (en) 2013-03-14 2015-04-21 Paul V. Cooper Ladle with transfer conduit
US10052688B2 (en) 2013-03-15 2018-08-21 Molten Metal Equipment Innovations, Llc Transfer pump launder system
CN103603823B (zh) * 2013-11-15 2016-01-13 广东技术师范学院 一种渣浆泵叶轮的支撑传动装置
DE102014000765A1 (de) * 2014-01-24 2015-07-30 Brose Fahrzeugteile GmbH & Co. Kommanditgesellschaft, Würzburg Elektromotorische Wasserpumpe
US10138892B2 (en) 2014-07-02 2018-11-27 Molten Metal Equipment Innovations, Llc Rotor and rotor shaft for molten metal
DE102014110078A1 (de) * 2014-07-17 2016-01-21 Pfeiffer Vacuum Gmbh Vakuumsystem
US10947980B2 (en) 2015-02-02 2021-03-16 Molten Metal Equipment Innovations, Llc Molten metal rotor with hardened blade tips
RU2623596C2 (ru) * 2015-12-02 2017-06-28 Открытое акционерное общество "Красногорский завод "Электродвигатель" Электроцентробежный насос
US10267314B2 (en) 2016-01-13 2019-04-23 Molten Metal Equipment Innovations, Llc Tensioned support shaft and other molten metal devices
RU2665740C1 (ru) * 2017-02-13 2018-09-04 Акционерное общество "Красногорский завод "Электродвигатель" Электроцентробежный насос
US11149747B2 (en) 2017-11-17 2021-10-19 Molten Metal Equipment Innovations, Llc Tensioned support post and other molten metal devices
JP7124422B2 (ja) * 2018-04-27 2022-08-24 株式会社アイシン ポンプ
CN108869384B (zh) * 2018-05-02 2020-05-05 江苏大学 一种具有圆柱型导流叶片的离心泵径向密封环
CN108825549B (zh) * 2018-05-02 2020-03-31 江苏大学 一种具有机翼型导流叶片的离心泵径向密封环
CN108757546B (zh) * 2018-05-02 2020-05-01 江苏大学 一种具有平板型导流叶片的离心泵径向密封环
US11931802B2 (en) 2019-05-17 2024-03-19 Molten Metal Equipment Innovations, Llc Molten metal controlled flow launder
US11873845B2 (en) 2021-05-28 2024-01-16 Molten Metal Equipment Innovations, Llc Molten metal transfer device

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE370787A (it) *
DE708593C (de) * 1939-06-29 1941-07-24 Amag Hilpert Pegnitzhuette Akt Kreiselpumpe mit entlasteter Stopfbuechse
US3137237A (en) * 1961-08-22 1964-06-16 Wilfley & Sons Inc A Pump sealing apparatus
FR1505487A (fr) * 1966-10-28 1967-12-15 Guinard Pompes Perfectionnement aux joints tournants à régulation de fuite
NL6617168A (it) * 1966-12-07 1968-06-10
US3578874A (en) * 1968-09-26 1971-05-18 Dominion Eng Works Ltd Removable runner seal
US3535051A (en) * 1968-12-03 1970-10-20 Ellicott Machine Corp Recessed expeller vanes
AU8739075A (en) * 1974-12-24 1977-06-16 Warman Int Ltd Self centring festrictor bush

Also Published As

Publication number Publication date
FR2409406A1 (fr) 1979-06-15
US4242039A (en) 1980-12-30
IT1100276B (it) 1985-09-28
JPS5478509A (en) 1979-06-22
DE2860265D1 (en) 1981-01-29
EP0002157A1 (fr) 1979-05-30
EP0002157B1 (fr) 1980-10-29

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