DE68900206D1 - Vorrichtung zur automatischen zirkulation in abwasserpumpstationen. - Google Patents

Vorrichtung zur automatischen zirkulation in abwasserpumpstationen.

Info

Publication number
DE68900206D1
DE68900206D1 DE8989850283T DE68900206T DE68900206D1 DE 68900206 D1 DE68900206 D1 DE 68900206D1 DE 8989850283 T DE8989850283 T DE 8989850283T DE 68900206 T DE68900206 T DE 68900206T DE 68900206 D1 DE68900206 D1 DE 68900206D1
Authority
DE
Germany
Prior art keywords
valve
automatic circulation
pumping stations
wastewater pumping
circulation
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 - Fee Related
Application number
DE8989850283T
Other languages
English (en)
Inventor
Valdemar Carlsson
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.)
Xylem Water Solutions AB
Original Assignee
ITT Flygt AB
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 ITT Flygt AB filed Critical ITT Flygt AB
Application granted granted Critical
Publication of DE68900206D1 publication Critical patent/DE68900206D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03F—SEWERS; CESSPOOLS
    • E03F5/00—Sewerage structures
    • E03F5/22—Adaptations of pumping plants for lifting sewage
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7781—With separate connected fluid reactor surface
    • Y10T137/7793—With opening bias [e.g., pressure regulator]
    • Y10T137/7796—Senses inlet pressure

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Sewage (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
  • Activated Sludge Processes (AREA)
  • Treatment Of Water By Ion Exchange (AREA)
  • Physical Water Treatments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Cookers (AREA)
  • Flow Control (AREA)
DE8989850283T 1988-09-13 1989-09-04 Vorrichtung zur automatischen zirkulation in abwasserpumpstationen. Expired - Fee Related DE68900206D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8803213A SE461993B (sv) 1988-09-13 1988-09-13 Anordning foer att aastadkomma aatercirkulation i avloppsvattenpumpstationer

Publications (1)

Publication Number Publication Date
DE68900206D1 true DE68900206D1 (de) 1991-09-19

Family

ID=20373305

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989850283T Expired - Fee Related DE68900206D1 (de) 1988-09-13 1989-09-04 Vorrichtung zur automatischen zirkulation in abwasserpumpstationen.

Country Status (9)

Country Link
US (1) US4925375A (de)
EP (1) EP0359730B1 (de)
JP (1) JPH02211398A (de)
AT (1) ATE66269T1 (de)
AU (1) AU614658B2 (de)
CA (1) CA1315176C (de)
DE (1) DE68900206D1 (de)
DK (1) DK448389A (de)
SE (1) SE461993B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE9002711D0 (sv) * 1990-08-21 1990-08-21 Flygt Ab Anordning foer att aastadkomma cirkulation i pumpstationer
GB2277557B (en) * 1993-04-27 1995-11-01 Stephen Walker Tebby Sewage pumping stations and pump apparatus
SE501192C2 (sv) * 1993-04-29 1994-12-05 Flygt Ab Itt Sätt och anordning att styra en ventil för att åstadkomma återcirkulation i avloppsvattenpumpstationer
DE4330838C2 (de) * 1993-09-11 1997-02-27 Fass Werner Pumpstation für Flüssigkeiten
US5601111A (en) * 1994-04-19 1997-02-11 Itt Flygt Ab Method for automatically circulating and then halting circulation of wastewater in a wastewater pump station, and a valving device therefore
IT1314629B1 (it) * 2000-05-12 2002-12-20 Zenit Spa Valvola di flussaggio
GB0325580D0 (en) * 2003-11-03 2003-12-03 Invensys Process Systems As Treatment of particle-bearing liquid
WO2007082083A2 (en) 2006-01-12 2007-07-19 The Gorman-Rupp Company Air release valve
EP3309311B1 (de) * 2016-10-17 2019-12-04 Xylem Europe GmbH Spülventil und pumpstation mit solch einem spülventil

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH314993A (de) * 1953-06-25 1956-07-15 Feigel Frieda Jauchepumpe
US3039733A (en) * 1958-12-30 1962-06-19 Montedison Spa Fluid flow control valve
US3223116A (en) * 1962-04-30 1965-12-14 Ernest E Criddle Pressure regulator having a crimpable valve element
US3900045A (en) * 1973-09-27 1975-08-19 Robertshaw Controls Co Fulcrum pressure regulator
AU504342B2 (en) * 1974-11-27 1979-10-11 Lightburn & Co. Limited Flap valve
SE7908743L (sv) * 1979-10-23 1981-04-24 Flygt Ab Sett och anordning for automatisk cirkulation i avloppspumpsationer
SE444020B (sv) * 1981-02-10 1986-03-17 Flygt Ab Anordning for att astadkomma atercirkulation i aloppspumpstationer
SE442324B (sv) * 1984-05-08 1985-12-16 Flygt Ab Anordning for att hindra aterstromning av vetska fran en tryckledning genom en pump
SE463218B (sv) * 1989-02-21 1990-10-22 Flygt Ab Saett och anordning foer aastadkommande av aatercirkulation i avloppsvattenpumpstationer

Also Published As

Publication number Publication date
DK448389D0 (da) 1989-09-12
CA1315176C (en) 1993-03-30
DK448389A (da) 1990-03-14
SE461993B (sv) 1990-04-23
SE8803213L (de) 1990-03-14
ATE66269T1 (de) 1991-08-15
AU614658B2 (en) 1991-09-05
AU4012889A (en) 1990-03-22
SE8803213D0 (sv) 1988-09-13
EP0359730A1 (de) 1990-03-21
EP0359730B1 (de) 1991-08-14
US4925375A (en) 1990-05-15
JPH02211398A (ja) 1990-08-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee