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JPS56111086A - Sludge stripping device - Google Patents

Sludge stripping device

Info

Publication number
JPS56111086A
JPS56111086A JP1299980A JP1299980A JPS56111086A JP S56111086 A JPS56111086 A JP S56111086A JP 1299980 A JP1299980 A JP 1299980A JP 1299980 A JP1299980 A JP 1299980A JP S56111086 A JPS56111086 A JP S56111086A
Authority
JP
Japan
Prior art keywords
sludge
carriers
stripped
piping
microbes
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.)
Pending
Application number
JP1299980A
Other languages
Japanese (ja)
Inventor
Shosaku Nakazawa
Yasutomo Otake
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.)
Hitachi Ltd
Original Assignee
Hitachi Plant Engineering and Construction Co Ltd
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 Hitachi Plant Engineering and Construction Co Ltd filed Critical Hitachi Plant Engineering and Construction Co Ltd
Priority to JP1299980A priority Critical patent/JPS56111086A/en
Publication of JPS56111086A publication Critical patent/JPS56111086A/en
Pending legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage

Landscapes

  • Biological Treatment Of Waste Water (AREA)

Abstract

PURPOSE: To surely strip microbes from carriers and return the stripped sludge to a treating device without being included into treated water by returning the stripped microbes and carriers into a hopper.
CONSTITUTION: When the supernatant 2 in a hopper 1 as driving water is fed by a driving water pump 6 into an ejector 8, the ejector 8 sucks carriers 4 and at this time, microbes are stripped. The stripped microbes and carriers 4 pass through a return piping 10, enter the hopper 1 and are again sucked by the ejector 8. If this operation is repeated for a fixed time, the inside of the hopper 1 is separated to sludge 3 and the regenerated carriers 4 in a due course of time; hence, the valve for a circulation driving water piping 5 and a driving water piping 7 is changed over and the water is sent from the piping 7, then the regenerated carriers 4 are returned to a treating device 13 by flowing through a return piping 11. Through the time during the returning, the stripped sludge 3 is concentrated and concd. sludge is taken out from a sludge discharge pipe 9, whereby the sludge treatment is easily accomplished.
COPYRIGHT: (C)1981,JPO&Japio
JP1299980A 1980-02-07 1980-02-07 Sludge stripping device Pending JPS56111086A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1299980A JPS56111086A (en) 1980-02-07 1980-02-07 Sludge stripping device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1299980A JPS56111086A (en) 1980-02-07 1980-02-07 Sludge stripping device

Publications (1)

Publication Number Publication Date
JPS56111086A true JPS56111086A (en) 1981-09-02

Family

ID=11820888

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1299980A Pending JPS56111086A (en) 1980-02-07 1980-02-07 Sludge stripping device

Country Status (1)

Country Link
JP (1) JPS56111086A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6034793A (en) * 1983-08-03 1985-02-22 Osaka Gas Co Ltd Biological treatment of waste water in fluidized bed
JPS6051597A (en) * 1983-08-31 1985-03-23 Takuo Mochizuki Sewage treating method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6034793A (en) * 1983-08-03 1985-02-22 Osaka Gas Co Ltd Biological treatment of waste water in fluidized bed
JPS6051597A (en) * 1983-08-31 1985-03-23 Takuo Mochizuki Sewage treating method

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