EP2683661A4 - A method and an arrangement for wastewater sludge treatment in a wastewater sludge handling process - Google Patents

A method and an arrangement for wastewater sludge treatment in a wastewater sludge handling process

Info

Publication number
EP2683661A4
EP2683661A4 EP12757320.2A EP12757320A EP2683661A4 EP 2683661 A4 EP2683661 A4 EP 2683661A4 EP 12757320 A EP12757320 A EP 12757320A EP 2683661 A4 EP2683661 A4 EP 2683661A4
Authority
EP
European Patent Office
Prior art keywords
wastewater sludge
arrangement
handling process
sludge treatment
treatment
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.)
Withdrawn
Application number
EP12757320.2A
Other languages
German (de)
French (fr)
Other versions
EP2683661A1 (en
Inventor
Kalevi Lehto
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.)
DEWACO Ltd
Original Assignee
DEWACO 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 DEWACO Ltd filed Critical DEWACO Ltd
Publication of EP2683661A1 publication Critical patent/EP2683661A1/en
Publication of EP2683661A4 publication Critical patent/EP2683661A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/34Treatment of water, waste water, or sewage with mechanical oscillations
    • C02F1/36Treatment of water, waste water, or sewage with mechanical oscillations ultrasonic vibrations
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/10Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing sonic or ultrasonic vibrations
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/02Biological treatment
    • C02F11/04Anaerobic treatment; Production of methane by such processes
    • GPHYSICS
    • G10MUSICAL INSTRUMENTS; ACOUSTICS
    • G10KSOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K15/00Acoustics not otherwise provided for
    • G10K15/04Sound-producing devices
    • G10K15/043Sound-producing devices producing shock waves
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19Details relating to the geometry of the reactor
    • B01J2219/192Details relating to the geometry of the reactor polygonal
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/19Details relating to the geometry of the reactor
    • B01J2219/192Details relating to the geometry of the reactor polygonal
    • B01J2219/1928Details relating to the geometry of the reactor polygonal hexagonal
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/12Treatment of sludge; Devices therefor by de-watering, drying or thickening
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/04Flow arrangements
    • C02F2301/043Treatment of partial or bypass streams
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/06Sludge reduction, e.g. by lysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Treatment Of Sludge (AREA)
  • Physical Water Treatments (AREA)
EP12757320.2A 2011-03-11 2012-03-08 A method and an arrangement for wastewater sludge treatment in a wastewater sludge handling process Withdrawn EP2683661A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20115245A FI123956B (en) 2011-03-11 2011-03-11 A method and arrangement for treating wastewater sludge in a wastewater sludge management process
PCT/FI2012/050228 WO2012123632A1 (en) 2011-03-11 2012-03-08 A method and an arrangement for wastewater sludge treatment in a wastewater sludge handling process

Publications (2)

Publication Number Publication Date
EP2683661A1 EP2683661A1 (en) 2014-01-15
EP2683661A4 true EP2683661A4 (en) 2014-08-13

Family

ID=43806456

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12757320.2A Withdrawn EP2683661A4 (en) 2011-03-11 2012-03-08 A method and an arrangement for wastewater sludge treatment in a wastewater sludge handling process

Country Status (3)

Country Link
EP (1) EP2683661A4 (en)
FI (1) FI123956B (en)
WO (1) WO2012123632A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3040312B1 (en) * 2015-08-31 2019-06-07 Genialis PROCESS FOR CONTINUOUSLY PROCESSING A MIXTURE
CN108439741A (en) * 2018-05-11 2018-08-24 赵曦波 A kind of online decrement process of sewage plant excess sludge
CN112551716A (en) * 2020-11-30 2021-03-26 鄂尔多斯应用技术学院 Water circulation treatment device for farming and pasturing areas

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1554040A (en) * 1977-03-09 1979-10-17 Micron Eng Inc Apparatus and process for the treatment of materials by ultrasonic longitudinal pressure oscillations
CN1468809A (en) * 2002-07-17 2004-01-21 陕西师范大学 Energy-collecting ultrasonic scale eliminator
GB2419877A (en) * 2004-11-09 2006-05-10 Aea Technology Plc Equipment for treatment of sludge by ultrasonic radiation and anaerobic digestion
US7322431B2 (en) * 2002-09-27 2008-01-29 Ultrasonic Processors Limited Advanced ultrasonic processor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2238951A1 (en) * 1998-05-26 1999-11-26 Les Technologies Sonomax Inc. Acoustic cavitation reactor for the processing of materials
CN101391822B (en) * 2008-10-31 2011-03-16 华南理工大学 Special-shaped casing tube reverberation ultrasonic field continuous sewage treatment device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1554040A (en) * 1977-03-09 1979-10-17 Micron Eng Inc Apparatus and process for the treatment of materials by ultrasonic longitudinal pressure oscillations
CN1468809A (en) * 2002-07-17 2004-01-21 陕西师范大学 Energy-collecting ultrasonic scale eliminator
US7322431B2 (en) * 2002-09-27 2008-01-29 Ultrasonic Processors Limited Advanced ultrasonic processor
GB2419877A (en) * 2004-11-09 2006-05-10 Aea Technology Plc Equipment for treatment of sludge by ultrasonic radiation and anaerobic digestion

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2012123632A1 *

Also Published As

Publication number Publication date
FI20115245A (en) 2012-09-12
FI20115245A0 (en) 2011-03-11
FI123956B (en) 2014-01-15
EP2683661A1 (en) 2014-01-15
WO2012123632A1 (en) 2012-09-20

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20130919

AK Designated contracting states

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20140716

RIC1 Information provided on ipc code assigned before grant

Ipc: C02F 11/12 20060101ALN20140710BHEP

Ipc: C02F 1/36 20060101ALI20140710BHEP

Ipc: C02F 11/04 20060101ALI20140710BHEP

Ipc: B01J 19/10 20060101AFI20140710BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20161001