ATE340148T1 - Verfahren zur entwässerung komplexer schlämme - Google Patents

Verfahren zur entwässerung komplexer schlämme

Info

Publication number
ATE340148T1
ATE340148T1 AT99932065T AT99932065T ATE340148T1 AT E340148 T1 ATE340148 T1 AT E340148T1 AT 99932065 T AT99932065 T AT 99932065T AT 99932065 T AT99932065 T AT 99932065T AT E340148 T1 ATE340148 T1 AT E340148T1
Authority
AT
Austria
Prior art keywords
sludges
dewatering
complex
dewatering complex
complex sludges
Prior art date
Application number
AT99932065T
Other languages
English (en)
Inventor
Anthony G Sommese
Jitendra Shah
Original Assignee
Nalco Chemical Co
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 Nalco Chemical Co filed Critical Nalco Chemical Co
Application granted granted Critical
Publication of ATE340148T1 publication Critical patent/ATE340148T1/de

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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
    • 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
    • C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
    • C02F11/148—Combined use of inorganic and organic substances, being added in the same treatment step

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Treatment Of Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
AT99932065T 1998-09-18 1999-06-29 Verfahren zur entwässerung komplexer schlämme ATE340148T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US09/156,820 US6083404A (en) 1998-09-18 1998-09-18 Method of dewatering difficult sludges

Publications (1)

Publication Number Publication Date
ATE340148T1 true ATE340148T1 (de) 2006-10-15

Family

ID=22561227

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99932065T ATE340148T1 (de) 1998-09-18 1999-06-29 Verfahren zur entwässerung komplexer schlämme

Country Status (15)

Country Link
US (1) US6083404A (de)
EP (1) EP1115663B1 (de)
JP (1) JP2002526253A (de)
AR (1) AR020473A1 (de)
AT (1) ATE340148T1 (de)
AU (1) AU4845799A (de)
CA (1) CA2341895C (de)
DE (1) DE69933300T2 (de)
DK (1) DK1115663T3 (de)
ES (1) ES2273503T3 (de)
NO (1) NO20011367L (de)
NZ (1) NZ510317A (de)
PT (1) PT1115663E (de)
TW (1) TW509663B (de)
WO (1) WO2000017112A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010030796A (ko) * 1997-09-30 2001-04-16 로날드 제이. 알레인, 지이 엠 브랜논, 더블유 이 패리 콜로이드 붕규산염 및 제지에서 이의 사용 방법
US6132625A (en) 1998-05-28 2000-10-17 E. I. Du Pont De Nemours And Company Method for treatment of aqueous streams comprising biosolids
US6685834B1 (en) * 1999-12-20 2004-02-03 Kruger, Inc. Method for conditioning and dewatering thermophilic aerobically digested biosolids
US6413433B1 (en) * 2000-08-31 2002-07-02 Nalco Chemical Company Method for dewatering of sludge
US20020160503A1 (en) * 2001-02-09 2002-10-31 Maresch Martin Jeffery Method for the separation of adsorbents from microbiological growth media
US6780330B2 (en) 2001-03-09 2004-08-24 E. I. Du Pont De Nemours And Company Removal of biomaterials from aqueous streams
US6596176B1 (en) * 2001-06-26 2003-07-22 Delozier Ii Gerald Edward Potable water treatable process using hydrogen peroxide and metallic coagulant
US8123944B2 (en) * 2001-08-28 2012-02-28 Clearvalue Technologies, Inc. Processes of aqueous solids treatment
US6964737B2 (en) 2002-06-14 2005-11-15 Duke University Systems for water and wastewater sludge treatment using floc or network strength
US20040149661A1 (en) * 2003-01-24 2004-08-05 United States Filter Corporation Effect of cations on activated sludge characteristics
CA2560901C (en) * 2003-08-29 2012-08-21 The University Of Newcastle Research Associates Limited Stimulant sensitive flocculation and consolidation
US7461466B2 (en) * 2004-06-14 2008-12-09 Lehigh Cement Company Method and apparatus for drying wet bio-solids using excess heat from a cement clinker cooler
US20050274293A1 (en) * 2004-06-14 2005-12-15 Lehigh Cement Company Method and apparatus for drying wet bio-solids using excess heat recovered from cement manufacturing process equipment
US7434332B2 (en) * 2004-06-14 2008-10-14 Lehigh Cement Company Method and apparatus for drying wet bio-solids using excess heat from a cement clinker cooler
US20050274068A1 (en) * 2004-06-14 2005-12-15 Morton Edward L Bio-solid materials as alternate fuels in cement kiln, riser duct and calciner
US8658411B2 (en) 2005-04-21 2014-02-25 Ibiden Co., Ltd. Method of treating wastewater containing organic compound
US8404121B2 (en) * 2009-08-11 2013-03-26 Anaergia Inc. Method for separating suspended solids from a waste fluid
WO2011050045A1 (en) 2009-10-20 2011-04-28 Soane Energy, Llc Treatment of wastewater
JP2011120328A (ja) * 2009-12-01 2011-06-16 Yaskawa Electric Corp 永久磁石形モータ用のロータ、永久磁石形モータ及びこれらの製造方法
US8764974B2 (en) * 2010-04-16 2014-07-01 Nalco Company Processing aids to improve the bitumen recovery and froth quality in oil sands extraction processes
NZ609491A (en) 2010-10-29 2015-01-30 Buckman Lab Int Inc Papermaking and products made thereby with ionic crosslinked polymeric microparticle
CA2767510C (en) * 2012-02-15 2015-07-14 Imperial Oil Resources Limited Fluid tailings flocculation and dewatering using chemically-induced micro-agglomerates
WO2015123433A2 (en) * 2014-02-12 2015-08-20 Goddard Labs, Inc. Rapid detection of human pathogens in plant material or water
CN104692612B (zh) * 2015-03-18 2016-06-01 浙江埃柯赛环境科技股份有限公司 造纸污泥脱水复合絮凝剂
WO2018045543A1 (en) * 2016-09-09 2018-03-15 Kemira Oyj Process for improved sludge dewatering
US20230357067A1 (en) * 2022-05-04 2023-11-09 Solenis Technologies, L.P. Cationic emulsion terpolymer to increase cake solids in centrifuges

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328298Y2 (de) * 1975-10-02 1978-07-17
US4382864A (en) * 1980-08-08 1983-05-10 Kurita Water Industries Ltd. Process for dewatering sludges
US4588508A (en) * 1984-11-13 1986-05-13 Nalco Cehmical Company Bimodal cationics for water clarification
JPH06114209A (ja) * 1992-10-07 1994-04-26 Tokiwa Kensetsu Kk 水処理剤と水処理方法
FR2719234B1 (fr) * 1994-05-02 1999-08-13 Omnium Traitement Valorisa Procédé et installation de traitement d'un écoulement brut par décantation simple après lestage au sable fin.
GB9411444D0 (en) * 1994-06-08 1994-07-27 Cdm Ab Dewatering of suspensions
US5779910A (en) * 1996-04-08 1998-07-14 Cytec Technology Corp. Enhanced flocculation of mineral slurry with polymer blends

Also Published As

Publication number Publication date
PT1115663E (pt) 2007-01-31
CA2341895A1 (en) 2000-03-30
EP1115663A1 (de) 2001-07-18
DK1115663T3 (da) 2007-01-29
NO20011367D0 (no) 2001-03-16
WO2000017112A1 (en) 2000-03-30
AR020473A1 (es) 2002-05-15
CA2341895C (en) 2008-04-29
ES2273503T3 (es) 2007-05-01
EP1115663A4 (de) 2003-08-13
DE69933300T2 (de) 2007-01-04
US6083404A (en) 2000-07-04
JP2002526253A (ja) 2002-08-20
EP1115663B1 (de) 2006-09-20
NO20011367L (no) 2001-05-09
AU4845799A (en) 2000-04-10
NZ510317A (en) 2003-12-19
TW509663B (en) 2002-11-11
DE69933300D1 (de) 2006-11-02

Similar Documents

Publication Publication Date Title
ATE340148T1 (de) Verfahren zur entwässerung komplexer schlämme
DE69904754D1 (de) Verfahren zur bioanalyse
DE69910557D1 (de) Verfahren zur reinigung von aminonitrilen
ATE296915T1 (de) Verfahren zur textilbehandlung
ATE400219T1 (de) Verfahren zur quantifizierung von menschlicher wachsamkeit
ATE305956T1 (de) Verfahren zur reinigung von pflanzenöl
DE69727395D1 (de) Verfahren zur olefinisomerisierung
DE69914773D1 (de) Verfahren zur reinigung von 1,3-propandiol
ATE427102T1 (de) Verfahren zur festkírperkristallisierung
DE69935358D1 (de) Verfahren zur Faltungsverschachtelung
DE60002182D1 (de) Verfahren zur entsalzung von röhöl
DE69902769D1 (de) Elektrochemisches verfahren
DE59900006D1 (de) Verfahren zur Isolierung von gekrümmten Flächen
DE69818652D1 (de) Verfahren zur wasserabtrennung
DE59702914D1 (de) Verfahren zur reinigung von abwasser
DE69912254D1 (de) Kosmetisches verfahren zur hautbehandlung
DE69929101D1 (de) Verfahren zur drahtlosen Übertragung
DE69934823D1 (de) Verfahren zur last-regulierung
DE69931084D1 (de) Verfahren zur Spurverfolgungsregelung
DE19983354T1 (de) Verfahren zur Hydroformylierung
DE50001116D1 (de) Verfahren zur justage von parabolantennen
ATA96197A (de) Verfahren zur reinigung von schadstoffbelasteten gasen
ATE206392T1 (de) Verfahren zur alkylierug von gehinderten sulfonamiden
EP0909160A4 (de) Verfahren zur geruchsverminderung
EE200000540A (et) Tetrapeptiidi valmistamise meetod

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1115663

Country of ref document: EP