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DE69101669D1 - Verfahren zur Verbesserung der Entwässerungsfähigkeit von aus mikrobiologischem Abbau stammendem Abwasserschlamm. - Google Patents

Verfahren zur Verbesserung der Entwässerungsfähigkeit von aus mikrobiologischem Abbau stammendem Abwasserschlamm.

Info

Publication number
DE69101669D1
DE69101669D1 DE69101669T DE69101669T DE69101669D1 DE 69101669 D1 DE69101669 D1 DE 69101669D1 DE 69101669 T DE69101669 T DE 69101669T DE 69101669 T DE69101669 T DE 69101669T DE 69101669 D1 DE69101669 D1 DE 69101669D1
Authority
DE
Germany
Prior art keywords
less
heat treatment
concentrated waste
improving
sludge
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
DE69101669T
Other languages
English (en)
Other versions
DE69101669T2 (de
Inventor
Geza Louis Kovacs
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.)
Pori International Inc
Original Assignee
Pori International Inc
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 Pori International Inc filed Critical Pori International Inc
Application granted granted Critical
Publication of DE69101669D1 publication Critical patent/DE69101669D1/de
Publication of DE69101669T2 publication Critical patent/DE69101669T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/122—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using filter presses
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
    • C02F11/127—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering by centrifugation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00—Treatment of sludge; Devices therefor
    • C02F11/18—Treatment of sludge; Devices therefor by thermal conditioning

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Treatment Of Sludge (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Filtration Of Liquid (AREA)
DE69101669T 1990-05-31 1991-05-10 Verfahren zur Verbesserung der Entwässerungsfähigkeit von aus mikrobiologischem Abbau stammendem Abwasserschlamm. Expired - Fee Related DE69101669T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/531,059 US5087378A (en) 1990-05-31 1990-05-31 Process for enhancing the dewaterability of waste sludge from microbiological digestion

Publications (2)

Publication Number Publication Date
DE69101669D1 true DE69101669D1 (de) 1994-05-19
DE69101669T2 DE69101669T2 (de) 1994-09-22

Family

ID=24116075

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69101669T Expired - Fee Related DE69101669T2 (de) 1990-05-31 1991-05-10 Verfahren zur Verbesserung der Entwässerungsfähigkeit von aus mikrobiologischem Abbau stammendem Abwasserschlamm.

Country Status (13)

Country Link
US (1) US5087378A (de)
EP (1) EP0460814B1 (de)
JP (1) JPH04227900A (de)
KR (1) KR910019912A (de)
AT (1) ATE104256T1 (de)
AU (1) AU630809B2 (de)
CA (1) CA2043585A1 (de)
DE (1) DE69101669T2 (de)
DK (1) DK0460814T3 (de)
ES (1) ES2052334T3 (de)
MX (1) MX170663B (de)
MY (1) MY108603A (de)
RU (1) RU2090522C1 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2079400A1 (en) * 1991-10-11 1993-04-12 Geza L. Kovacs Process for enhancing the dewaterability of waste sludge from microbiological digestion
US5385673A (en) * 1992-09-08 1995-01-31 Hazen And Sawyer, P.C. Method of treating wastewater biosolids
US5453202A (en) * 1993-04-29 1995-09-26 American Color & Chemical Corporation Method for treatment of impounded sludges, soils and other contaminated solid materials
US5380445A (en) * 1993-10-22 1995-01-10 Midwest Research Institute Pretreatment of microbial sludges
US5545326A (en) * 1994-12-27 1996-08-13 Petering; John L. Method and apparatus for the treatment of concentrated wastewater
FR2732335B1 (fr) * 1995-03-31 1997-06-27 Omnium Traitement Valorisa Procede de stabilisation de boues
US5785852A (en) * 1995-04-06 1998-07-28 Midwest Research Institute Pretreatment of high solid microbial sludges
JP3048889B2 (ja) * 1995-06-29 2000-06-05 神鋼パンテツク株式会社 活性汚泥処理方法及びそのための活性汚泥処理装置
US5855583A (en) * 1996-02-20 1999-01-05 Computer Motion, Inc. Method and apparatus for performing minimally invasive cardiac procedures
US5885461A (en) * 1997-02-07 1999-03-23 Purin-Pur, Inc. Process and system for treatment of pig and swine manure for environmental enhancement
EP1360150A4 (de) * 2001-01-19 2004-12-01 Willie W Stroup Vorrichtung und verfahren zur abtrennung von flüssigkeiten aus feststoffen
US7318894B2 (en) * 2001-08-29 2008-01-15 Graham John Gibson Juby Method and system for treating wastewater
FR2844784B1 (fr) * 2002-09-24 2004-11-05 Ondeo Degremont Procede de traitement d'eaux residuaires par bio-reacteur a membranes
BE1015602A3 (fr) * 2003-07-11 2005-06-07 Lhoist Rech & Dev Sa Procede de deshydratation de boues et boues ainsi deshydratees.
US7083728B2 (en) * 2003-09-25 2006-08-01 N-Viro International Corporation Method for treating sludge using recycle
US7909895B2 (en) * 2004-11-10 2011-03-22 Enertech Environmental, Inc. Slurry dewatering and conversion of biosolids to a renewable fuel
US8043505B2 (en) 2005-04-27 2011-10-25 Enertech Environmental, Inc. Treatment equipment of organic waste and treatment method
US7563372B1 (en) * 2005-05-25 2009-07-21 Theodore Marcus G Package dewatering wastewater treatment method
US7527735B2 (en) * 2005-08-23 2009-05-05 Skyblue Waters Usa, Inc. System for treating wastewater
US20070045178A1 (en) * 2005-08-23 2007-03-01 Skyblue Waters Usa, Inc. System and method for wastewater treatment
US20070045179A1 (en) * 2005-08-23 2007-03-01 Skyblue Waters Usa, Inc. System and method for introducing high pressure air into a wastewater treatment system
US7531087B2 (en) * 2005-08-23 2009-05-12 Skyblue Waters Usa, Inc. System for treating wastewater
WO2008024445A2 (en) 2006-08-23 2008-02-28 Siemens Water Technologies Corp. Sequencing batch reactor with continuous membrane filtration and solids reduction
KR100841335B1 (ko) * 2007-03-08 2008-06-26 한국에너지기술연구원 중압증기를 이용한 축산분뇨 또는 유기성폐기물 건조장치 및 이를 이용한 축산분뇨 또는 유기성폐기물의 건조방법과 이러한 축산분뇨 또는 유기성폐기물 건조장치를 이용한 축산분뇨 또는 유기성폐기물의 고효율 건조/가스화를 포함하는 열병합장치
SE532532C2 (sv) * 2008-06-27 2010-02-16 Mercatus Engineering Ab Avvattning av slam
DE102008052111A1 (de) * 2008-10-20 2010-04-22 Terranova Energy Gmbh & Co. Kg Verfahren zur Stabilisierung, Hygienisierung und Volumenreduktion von Klärschlamm
US20110091953A1 (en) * 2009-04-07 2011-04-21 Enertech Environmental, Inc. Method for converting organic material into a renewable fuel
FI130365B (en) * 2018-02-16 2023-07-26 Upm Kymmene Corp A method for treating biosludge
CN111499142A (zh) * 2020-06-09 2020-08-07 山东海景天环保科技股份公司 一种高浓度有机废水的原位污泥减量化工艺
CN115108692A (zh) * 2022-07-06 2022-09-27 福建南方路面机械股份有限公司 一种泥浆处理再生工法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1511418A (en) * 1922-04-12 1924-10-14 Maclachlan Reduction Process C Process of treating sewage sludge
NL197263A (de) * 1955-05-14
GB851416A (en) * 1956-12-19 1960-10-19 L Von Roll Ag Improvements in or relating to processes for removing water from raw or activated sludge
US3155611A (en) * 1961-06-22 1964-11-03 Norstel And Templewood Hawksle Apparatus for treatment of sewage and like sludges
CH399422A (de) * 1962-05-28 1965-09-30 Ciba Geigy Filterpresse
US3272740A (en) * 1964-06-24 1966-09-13 Sterling Drug Inc Sewage sludge treatment process
US3359200A (en) * 1966-02-24 1967-12-19 Sterling Drug Inc Partial wet air oxidation of sewage sludge
US3649534A (en) * 1970-05-15 1972-03-14 Du Pont Wet oxidation of acidified activated sludge
DE2051234C3 (de) * 1970-10-19 1980-01-03 Passavant-Werke Michelbacher Huette, 6209 Aarbergen Verfahren zum Entwässern von Abwasserschlämmen
US3922221A (en) * 1971-01-28 1975-11-25 Rheinstahl Ag Process for conditioning sewage sludges
US3697417A (en) * 1971-03-02 1972-10-10 Sterling Drug Inc Heat treatment of sewage sludge
US3835021A (en) * 1973-03-12 1974-09-10 Sun Oil Co Pennsylvania Solid waste disposal process
US3913500A (en) * 1974-05-01 1975-10-21 Chicago Bridge & Iron Co Heat treatment of waste sludges
US4067801A (en) * 1975-05-14 1978-01-10 Hitachi, Ltd. Process and system for anaerobic treatment of biochemical waste
US4119495A (en) * 1977-01-21 1978-10-10 Vasily Dmitrievich Belyaev Method for processing activated sludge into useful products
JPS551851A (en) * 1978-06-20 1980-01-09 Kurita Water Ind Ltd Dehydration of organic sludge
NL8001128A (nl) * 1980-02-25 1981-09-16 Ir Erroll Paul Karel Ottens Dr Werkwijze voor het ontwateren van eiwithoudend slib, alsmede installatie voor het uitvoeren van de werkwijze.
AT380226B (de) * 1983-03-17 1986-04-25 Voest Alpine Ag Verfahren zum entwaessern von schlaemmen und/oder organischen stoffen

Also Published As

Publication number Publication date
KR910019912A (ko) 1991-12-19
DK0460814T3 (da) 1994-07-25
MY108603A (en) 1996-10-31
US5087378A (en) 1992-02-11
CA2043585A1 (en) 1991-12-01
DE69101669T2 (de) 1994-09-22
ES2052334T3 (es) 1994-07-01
ATE104256T1 (de) 1994-04-15
RU2090522C1 (ru) 1997-09-20
EP0460814B1 (de) 1994-04-13
MX170663B (es) 1993-09-03
JPH04227900A (ja) 1992-08-17
EP0460814A1 (de) 1991-12-11
AU630809B2 (en) 1992-11-05
AU7643191A (en) 1991-12-05

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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