JPS5387573A - Treatment of wastewater with activated sludge - Google Patents

Treatment of wastewater with activated sludge

Info

Publication number
JPS5387573A
JPS5387573A JP279777A JP279777A JPS5387573A JP S5387573 A JPS5387573 A JP S5387573A JP 279777 A JP279777 A JP 279777A JP 279777 A JP279777 A JP 279777A JP S5387573 A JPS5387573 A JP S5387573A
Authority
JP
Japan
Prior art keywords
activated sludge
wastewater
treatment
fomed
reduce
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.)
Granted
Application number
JP279777A
Other languages
Japanese (ja)
Other versions
JPS5814834B2 (en
Inventor
Muneharu Ichikawa
Kazuo Kimoto
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.)
Osaka Gas Co Ltd
Original Assignee
Osaka Gas 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 Osaka Gas Co Ltd filed Critical Osaka Gas Co Ltd
Priority to JP52002797A priority Critical patent/JPS5814834B2/en
Publication of JPS5387573A publication Critical patent/JPS5387573A/en
Publication of JPS5814834B2 publication Critical patent/JPS5814834B2/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Activated Sludge Processes (AREA)

Abstract

PURPOSE: To reduce the amount of activated sludge fomed by treating wastewater in three open system aeration treatment zones.
COPYRIGHT: (C)1978,JPO&Japio
JP52002797A 1977-01-12 1977-01-12 Wastewater activated sludge treatment method Expired JPS5814834B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52002797A JPS5814834B2 (en) 1977-01-12 1977-01-12 Wastewater activated sludge treatment method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52002797A JPS5814834B2 (en) 1977-01-12 1977-01-12 Wastewater activated sludge treatment method

Publications (2)

Publication Number Publication Date
JPS5387573A true JPS5387573A (en) 1978-08-02
JPS5814834B2 JPS5814834B2 (en) 1983-03-22

Family

ID=11539353

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52002797A Expired JPS5814834B2 (en) 1977-01-12 1977-01-12 Wastewater activated sludge treatment method

Country Status (1)

Country Link
JP (1) JPS5814834B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157382A (en) * 1979-05-29 1980-12-08 Hitachi Ltd Reducing method for active sludge generation quantity

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4850558A (en) * 1971-10-30 1973-07-17
JPS4891859A (en) * 1972-01-13 1973-11-29
JPS4919584A (en) * 1972-06-15 1974-02-21
JPS4919586A (en) * 1972-04-14 1974-02-21

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4850558A (en) * 1971-10-30 1973-07-17
JPS4891859A (en) * 1972-01-13 1973-11-29
JPS4919586A (en) * 1972-04-14 1974-02-21
JPS4919584A (en) * 1972-06-15 1974-02-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55157382A (en) * 1979-05-29 1980-12-08 Hitachi Ltd Reducing method for active sludge generation quantity

Also Published As

Publication number Publication date
JPS5814834B2 (en) 1983-03-22

Similar Documents

Publication Publication Date Title
JPS5387573A (en) Treatment of wastewater with activated sludge
JPS51148971A (en) Surfactant containing waste water treatment
JPS5428442A (en) Sanitary sewage treating device
JPS5212763A (en) Method of treating waste water
JPS51135175A (en) Method of treating waste water
JPS5370546A (en) Method of treating waste water duffused from solid waste
JPS51138061A (en) Treating method of waste
JPS51148963A (en) Sludge and pollut ed earth treatment
JPS5216872A (en) General purpose polluted water treating unit
JPS53132171A (en) Process for wastewater treatment
JPS5251754A (en) Method of clarifying textile-containing organic wastewater
JPS51138060A (en) Treating method of waste containing branched polyvalent alcohols
JPS51139169A (en) Waste water treatment
JPS5230781A (en) Treating method of sewage sludge
JPS5370560A (en) Method of treating waste water
JPS5320664A (en) Activated sludge treatment process
JPS522055A (en) Method of treating sludge
JPS541962A (en) Apparatus for treating cuisine waste water of hotel
JPS53136357A (en) Process for biochemical denitrification of organic wastewater
JPS5427518A (en) Treatment of ester
JPS51131162A (en) Method of treating waste water
JPS51141469A (en) Method of treating drainage
JPS5290465A (en) Treatment of waste water
JPS5382048A (en) Method of treating polyvinyl alchol containing waste water
JPS5318241A (en) Process for treating refuse sewage water