JPH0356118B2 - - Google Patents

Info

Publication number
JPH0356118B2
JPH0356118B2 JP60043865A JP4386585A JPH0356118B2 JP H0356118 B2 JPH0356118 B2 JP H0356118B2 JP 60043865 A JP60043865 A JP 60043865A JP 4386585 A JP4386585 A JP 4386585A JP H0356118 B2 JPH0356118 B2 JP H0356118B2
Authority
JP
Japan
Prior art keywords
activated sludge
sludge
svi
water
bulking
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 - Lifetime
Application number
JP60043865A
Other languages
English (en)
Japanese (ja)
Other versions
JPS61204092A (ja
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 filed Critical
Priority to JP60043865A priority Critical patent/JPS61204092A/ja
Publication of JPS61204092A publication Critical patent/JPS61204092A/ja
Priority to US06/942,375 priority patent/US4729831A/en
Priority to US07/740,581 priority patent/USRE34343E/en
Publication of JPH0356118B2 publication Critical patent/JPH0356118B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • C02F1/54—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using organic material
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Activated Sludge Processes (AREA)
JP60043865A 1985-03-06 1985-03-06 活性汚泥のバルキング防止剤及びそのバルキング防止方法 Granted JPS61204092A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP60043865A JPS61204092A (ja) 1985-03-06 1985-03-06 活性汚泥のバルキング防止剤及びそのバルキング防止方法
US06/942,375 US4729831A (en) 1985-03-06 1986-12-16 Method for preventing the bulking of activated sludge
US07/740,581 USRE34343E (en) 1985-03-06 1991-08-05 Method for preventing the bulking of activated sludge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60043865A JPS61204092A (ja) 1985-03-06 1985-03-06 活性汚泥のバルキング防止剤及びそのバルキング防止方法

Publications (2)

Publication Number Publication Date
JPS61204092A JPS61204092A (ja) 1986-09-10
JPH0356118B2 true JPH0356118B2 (en:Method) 1991-08-27

Family

ID=12675588

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60043865A Granted JPS61204092A (ja) 1985-03-06 1985-03-06 活性汚泥のバルキング防止剤及びそのバルキング防止方法

Country Status (2)

Country Link
US (1) US4729831A (en:Method)
JP (1) JPS61204092A (en:Method)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990015030A1 (en) * 1989-06-07 1990-12-13 Mitsubishi Kasei Polytec Company Inhibitor of abnormal phenomena of activated sludge and method of inhibitng abnormal phenomena of activated sludge
DE4338220C2 (de) * 1993-11-09 2001-06-13 Alfred Albert Verfahren zur Steuerung der Atmungsaktivität von Mikroorganismen in einem Belebtschlammprozeß bei der Abwasserreinigung
US5972227A (en) * 1994-11-18 1999-10-26 Peltier, Jr.; Morris Process for disinfecting organic waste sludge
US5599461A (en) * 1994-11-18 1997-02-04 Peltier, Jr.; Morris Process and product produced thereby for disinfection and agricultural reuse of organic sludges
US5575928A (en) * 1994-11-18 1996-11-19 Peltier, Jr.; Morris Process and product produced thereby for disinfection and agricultural reuse of organic sludges
FI961247A0 (fi) * 1996-03-18 1996-03-18 Finnish Peroxides Ab Oy Foerfarande foer loesning av uppsvaellningsproblem i en avfalls vattenreningsanordning foer kontroll av traodartiga bakterier
KR100323950B1 (ko) * 1996-12-19 2002-06-27 조민호 폐수처리공정에있어서침전조의벌킹현상억제방법
CN108675440B (zh) * 2018-06-14 2021-05-18 浙江工业大学 一种通过污泥聚集体制备促进好氧颗粒污泥快速形成的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3894948A (en) * 1973-04-02 1975-07-15 American Cyanamid Co Process for treating sewage sludge
US3855299A (en) * 1973-06-11 1974-12-17 Grace W R & Co Water soluble reaction product of epihalohydrin and alkylamines
US4098693A (en) * 1973-08-31 1978-07-04 Betz Laboratories, Inc. Cationic chlorine-resistant polymeric flocculants and their use
DE2757742B2 (de) * 1977-12-23 1979-10-18 Linde Ag, 6200 Wiesbaden Verfahren zur biologischen Reinigung von Abwasser
US4452699A (en) * 1981-05-07 1984-06-05 Shinryo Air Conditioning Co., Ltd. Method of improving the SVI of mixed liquor in aeration tank
JPS5895596A (ja) * 1981-12-01 1983-06-07 Akira Nishigawara 活性汚泥処理方法
JPS5895593A (ja) * 1981-12-01 1983-06-07 Mitsubishi Heavy Ind Ltd 活性汚泥処理における固液分離方法

Also Published As

Publication number Publication date
US4729831A (en) 1988-03-08
JPS61204092A (ja) 1986-09-10

Similar Documents

Publication Publication Date Title
US6120690A (en) Clarification of water and wastewater
US6929759B2 (en) Composition of matter and its use as a coagulant and flocculent
US4769155A (en) Turbidity reduction
US3957904A (en) Polymeric flocculant composition
JPH0356118B2 (en:Method)
JPH0356119B2 (en:Method)
USRE34127E (en) Method for preventing the bulking of activated sludge
USRE34343E (en) Method for preventing the bulking of activated sludge
JPS63218294A (ja) 活性汚泥のバルキング防止法
CA1288531C (en) Method for preventing the bulking of activated sludge
JP4221422B2 (ja) バルキング防止剤および廃水処理方法
JP3901292B2 (ja) 活性汚泥のバルキング防止剤および廃水処理方法
JPS63218296A (ja) 活性汚泥のバルキング防止法
JPS63218295A (ja) 活性汚泥のバルキング防止法
Hatton et al. Use of alternative aluminium based chemicals in coagulation with particular reference to phosphorus removal
JPH04161295A (ja) 活性汚泥の異常現象防止剤及び活性汚泥の異常現象防止方法
JPS63218297A (ja) 活性汚泥の異常現象防止剤および異常現象防止法
EP0082571B1 (en) A method for clarifying coal liquors with water-soluble, high molecular weight polymers having low concentration of cationic moieties
JPS63218299A (ja) 活性汚泥のバルキング防止法
JPS63218298A (ja) 活性汚泥の異常現象防止法
JPH0312293A (ja) 活性汚泥の異常現象防止剤及び活性汚泥の異常現象防止方法
JPH03127693A (ja) 活性汚泥の異常現象防止剤及び活性汚泥の異常現象防止方法
JPH04317798A (ja) 活性汚泥の異常現象防止剤及び異常現象防止方法
JPH02169096A (ja) 活性汚泥の異常現象防止剤および活性汚泥の異常現象とバルキングの防止法
WO1990009966A1 (en) Treatment of activated sludge

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term