IT974061B - Perfezionamento nelle valvole per pompe adatte in particolare alla manipolazione di cemento e materia li analoghi - Google Patents

Perfezionamento nelle valvole per pompe adatte in particolare alla manipolazione di cemento e materia li analoghi

Info

Publication number
IT974061B
IT974061B IT54700/72A IT5470072A IT974061B IT 974061 B IT974061 B IT 974061B IT 54700/72 A IT54700/72 A IT 54700/72A IT 5470072 A IT5470072 A IT 5470072A IT 974061 B IT974061 B IT 974061B
Authority
IT
Italy
Prior art keywords
cement
valves
handling
improvement
pumps suitable
Prior art date
Application number
IT54700/72A
Other languages
English (en)
Original Assignee
Putzmeister Interholding 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 Putzmeister Interholding Gmbh filed Critical Putzmeister Interholding Gmbh
Application granted granted Critical
Publication of IT974061B publication Critical patent/IT974061B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B7/00—Piston machines or pumps characterised by having positively-driven valving
    • F04B7/0019—Piston machines or pumps characterised by having positively-driven valving a common distribution member forming a single discharge distributor for a plurality of pumping chambers
    • F04B7/0034—Piston machines or pumps characterised by having positively-driven valving a common distribution member forming a single discharge distributor for a plurality of pumping chambers and having an orbital movement, e.g. elbow-pipe type members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B15/00—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts
    • F04B15/02—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous
    • F04B15/023—Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being viscous or non-homogeneous supply of fluid to the pump by gravity through a hopper, e.g. without intake valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S417/00—Pumps
    • Y10S417/90—Slurry pumps, e.g. concrete
IT54700/72A 1971-12-16 1972-12-13 Perfezionamento nelle valvole per pompe adatte in particolare alla manipolazione di cemento e materia li analoghi IT974061B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE712162406A DE2162406C3 (de) 1971-12-16 1971-12-16 Schiebervorrichtung fur eine Pumpe mit zwei im Gegentakt arbeitenden Zylindern zum Fördern von Beton o.dgl

Publications (1)

Publication Number Publication Date
IT974061B true IT974061B (it) 1974-06-20

Family

ID=5828157

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54700/72A IT974061B (it) 1971-12-16 1972-12-13 Perfezionamento nelle valvole per pompe adatte in particolare alla manipolazione di cemento e materia li analoghi

Country Status (16)

Country Link
US (1) US3832097A (it)
JP (1) JPS5142323B2 (it)
AR (1) AR198296A1 (it)
AT (1) AT319761B (it)
AU (1) AU463434B2 (it)
BR (1) BR7208872D0 (it)
CA (1) CA956507A (it)
CH (1) CH561850A5 (it)
CS (1) CS170458B2 (it)
DE (1) DE2162406C3 (it)
ES (1) ES409813A1 (it)
FR (1) FR2163744B1 (it)
GB (1) GB1380476A (it)
IT (1) IT974061B (it)
SU (1) SU498917A3 (it)
ZA (1) ZA728641B (it)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1397778A (en) * 1972-08-09 1975-06-18 Winget Ltd Slurry pumps
US3920357A (en) * 1974-03-13 1975-11-18 Case Co J I Pumping apparatus
US3982857A (en) * 1973-10-17 1976-09-28 Karl Schlecht Support means for movable connector in concrete pump arrangement
JPS5529264B2 (it) * 1974-05-13 1980-08-02
JPS5526539Y2 (it) * 1974-12-09 1980-06-25
JPS5185504A (ja) * 1975-01-23 1976-07-27 Shogo Kato Konkuriitohonpu
DE2547639C2 (de) * 1975-10-24 1984-09-27 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Trichter für Betonpumpe
JPS5294502A (en) * 1976-02-02 1977-08-09 Kyokuto Kaihatsu Kogyo Co Ltd Change-over device for supply port of concrete pump
DE2614895A1 (de) * 1976-04-07 1977-10-20 Schlecht Karl Beton-rohrweiche
DE2632816C2 (de) * 1976-07-21 1982-07-29 Friedrich Wilh. Schwing Gmbh, 4690 Herne Abdichtvorrichtung für eine Doppelzylinderpumpe, insbesondere für die Förderung von Beton
JPS5352181U (it) * 1976-10-06 1978-05-04
DE2725089C2 (de) * 1977-06-03 1979-05-31 Maschinenfabrik Walter Scheele Kg, 4750 Unna-Massen Schiebervorrichtung für eine Zweizylinder-Betonpumpe
US4198193A (en) * 1978-05-12 1980-04-15 Walters James F Automatic wear compensation apparatus for concrete pumping hopper apparatus
DE2933128C2 (de) * 1979-08-16 1985-09-26 Friedrich Wilh. Schwing Gmbh, 4690 Herne Dickstoffpumpe, insbesondere zur Förderung von Beton
GB2090924B (en) * 1980-12-05 1984-03-28 Elba Werk Maschinen Gmbh & Co Apparatus for conveying materials in particular concrete
DE3045885C2 (de) * 1980-12-05 1984-05-30 Elba-Werk Maschinen-Gesellschaft Mbh & Co, 7505 Ettlingen Rohrverteiler für eine Hubkolbenpumpe
DE3118937C2 (de) * 1981-05-13 1985-05-23 Elba-Werk Maschinen-Gesellschaft Mbh & Co, 7505 Ettlingen Rohrverteiler für eine Hubkolbenpumpe
DE3122825C2 (de) * 1981-06-09 1984-11-08 Maschinenfabrik Walter Scheele GmbH & Co KG, 4750 Unna-Massen Vorrichtung zur Förderung von breiigen Massen, insbesondere Beton
JPS5844280A (ja) * 1981-09-08 1983-03-15 Kenji Kawase スラリ−ポンプ
ATE22158T1 (de) * 1982-01-22 1986-09-15 Thomsen A F D Sales Service Dickstoffpumpe.
US4502851A (en) * 1982-11-12 1985-03-05 Vaughn Calvin Pivotal discharge apparatus
DE3304985A1 (de) * 1983-02-12 1984-08-23 Rudolf Ing. Riker (grad.), 8940 Memmingen Pumpeneinheit fuer schwerfliessende stoffe, etwa beton
DE3347288A1 (de) * 1983-12-28 1985-07-18 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Zweizylinder-pumpe, insbesondere zur foerderung von dickstoffen
DE3419832A1 (de) * 1984-05-26 1985-11-28 Karl Dipl.-Ing. 7000 Stuttgart Schlecht Rohrweiche einer dickstoff, insbesondere beton foerdernden doppelkolbenpumpe
FR2602709A1 (fr) * 1986-07-29 1988-02-19 Kinderstuth Daniel Benne autonome mobile avec pompe pour le beton ou le platre
AU634580B2 (en) 1989-10-23 1993-02-25 Magneco/Metrel, Inc. Composition and method for manufacturing steel-containment equipment
US5795508A (en) * 1991-03-22 1998-08-18 Magneco/Metrel, Inc. Method of lining a blast furnace
CN1071390A (zh) * 1991-10-04 1993-04-28 三菱重工业株式会社 混凝土泵的闸阀装置
DE4344632A1 (de) * 1993-12-24 1995-06-29 Putzmeister Maschf Schiebervorrichtung für eine Zweizylinder-Dickstoffpumpe
US5422323A (en) * 1994-04-15 1995-06-06 Magneco/Metrel, Inc. Nonhazardous pumpable refractory insulating composition
EP0694619A3 (en) 1994-07-26 1996-02-28 Magneco Metrel Inc Blast furnace delivery method
DE19724504A1 (de) * 1997-06-11 1998-12-17 Schwing Gmbh F Zweizylinderdickstoffpumpe
US6280664B1 (en) * 1997-10-02 2001-08-28 Specialty Minerals ( Michigan) Inc. Method for installation of refractory material into a metallurgical vessel
US5916500A (en) * 1997-11-20 1999-06-29 Magneco/Metrel, Inc. Method of lining a blast furnace
DE19804863A1 (de) * 1998-02-09 1999-08-12 Putzmeister Ag Schiebervorrichtung für eine Zweizylinder-Dickstoffpumpe
US20030127854A1 (en) * 2002-01-08 2003-07-10 Lehnhardt Gary D. Method and apparatus for a line concrete pumping system
US6758500B2 (en) 2002-04-19 2004-07-06 Construction Forms, Inc. Flared ends conduit coupling
DE10342338A1 (de) * 2003-09-11 2005-05-25 Putzmeister Ag Schiebervorrichtung für eine Dickstoffpumpe sowie Verschleißleiste hierfür
DE102005008938B4 (de) * 2005-02-26 2007-01-25 Schwing, Friedrich, Dipl.-Ing. Pumpvorrichtung und Verfahren zur kontinuierlichen Förderung breiiger Massen
USD788883S1 (en) * 2015-04-16 2017-06-06 Robert A Drake Pressure relief valve for use with concrete pumping system
US10900302B2 (en) 2018-07-27 2021-01-26 Country Landscapes & Tree Service, LLC Directional drilling systems, apparatuses, and methods

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US25568A (en) * 1859-09-27 Improvement in methods of distilling oils from coal
DE940869C (de) * 1951-04-08 1956-03-29 Gerhard Dr-Ing Beyer Kolbenpumpe zur Foerderung dickfluessiger Massen
US2796032A (en) * 1952-10-03 1957-06-18 Torkret Gmbh Piston pumps
US3181469A (en) * 1963-02-07 1965-05-04 Hydro Con Corp Concrete pumping apparatus
DE1453705A1 (de) * 1963-12-19 1969-09-18 Wennberg Olav Carl Gustav Kolbenpumpe fuer Beton oder andere Massen aehnlicher Konsistenz
FR1411359A (fr) * 1964-09-22 1965-09-17 Pompe à déplacement commandé pour transférer des matières semi-liquides
GB1098338A (en) * 1966-04-20 1968-01-10 Eugene Lee Sherrod Reciprocating pump for semi-liquid materials
FR1496396A (fr) * 1966-10-11 1967-09-29 Dispositif de commande automatique pour pompe à béton
US3465685A (en) * 1968-02-21 1969-09-09 Eugene L Sherrod Self-clearing rotating conveyor
US3663129A (en) * 1970-09-18 1972-05-16 Leon A Antosh Concrete pump
DE2104191C3 (de) * 1971-01-29 1975-10-23 Torkret Gmbh, 4300 Essen Vorrichtung zur Förderung von breiigen, abbindenden Massen

Also Published As

Publication number Publication date
FR2163744A1 (it) 1973-07-27
ZA728641B (en) 1973-08-29
US3832097A (en) 1974-08-27
SU498917A3 (ru) 1976-01-05
DE2162406B2 (it) 1974-06-20
CS170458B2 (it) 1976-08-27
FR2163744B1 (it) 1977-09-02
AT319761B (de) 1975-01-10
JPS4866205A (it) 1973-09-11
AU463434B2 (en) 1975-07-08
AU4968572A (en) 1974-06-06
BR7208872D0 (pt) 1973-12-11
AR198296A1 (es) 1974-06-14
GB1380476A (en) 1975-01-15
ES409813A1 (es) 1975-11-16
CA956507A (en) 1974-10-22
CH561850A5 (it) 1975-05-15
DE2162406A1 (de) 1973-06-28
DE2162406C3 (de) 1979-03-01
JPS5142323B2 (it) 1976-11-15

Similar Documents

Publication Publication Date Title
IT974061B (it) Perfezionamento nelle valvole per pompe adatte in particolare alla manipolazione di cemento e materia li analoghi
ZA731398B (en) Improvement in the setting and hardening of aluminous cement
IT960952B (it) Perfezionamento nelle valvole miscelatridi
AT320511B (de) Zusatzmaterial zur Beschleunigung des Abbindens und Aushärtens von Portlandzement
IT974188B (it) Procedimento e composizione per impedire affluorescenze su tegole di calcestruzzo
AU473222B2 (en) Improvements in and relating to structures of reinforced eleastomeric material
IT974845B (it) Perfezionamento nelle pompe in particolare per il pompaggio di impasti liquidi come calcestruzzo e simili
IT954867B (it) Impianto per l infusione orienta ta di sostanze attive procedimento per la sua fabbricazione e forma per l esecuzione di questo proce dimento
IT948362B (it) Impianto di macinazione e mescola zione
IT969640B (it) Pompa per cemento e simili
IT994146B (it) Perfezionamento nelle pompe per impasti semiliquidi in particolare calcestruzzo e simili
IT952071B (it) Perfezionamento nelle guarnizioni per compressori pompe o simili
IT1001506B (it) Enzima proteolitico e sua prepara zione
IT965255B (it) Perfezionamento nelle pompe centrifughe
IT964772B (it) Cuscinetto di materia plastica
IT963958B (it) Perfezionamenti in e relativi alla produzione di contenitori
AU466918B2 (en) Improvements in or relating tothe manufacture of concretes and mortars
IT950405B (it) Procedimento ed impianto per la preparazione di materiali ad arma tura tessile
IT958074B (it) Impianto di macinazione e di essiccamento
AT318395B (de) Elastisch dehnbarer Schlauch in Schlauchpumpen oder Schlauchventilen
IT952307B (it) Composizione vetrificabile proce dimento ed impianto per la sua fabbricazione
IE38684L (en) Priming and plastering materials
DK143633C (da) Giftmiddel til anvendelse i antibegroningsovertraeksmateriale
IT954323B (it) Perfezionamento nelle guranizioni per pompe compressori o simili
IT954438B (it) Struttura di cassaforma per opere in calcestruzzo e simil