EP2864257A4 - A method and process for treating sludge, a product and its use - Google Patents

A method and process for treating sludge, a product and its use

Info

Publication number
EP2864257A4
EP2864257A4 EP13810049.0A EP13810049A EP2864257A4 EP 2864257 A4 EP2864257 A4 EP 2864257A4 EP 13810049 A EP13810049 A EP 13810049A EP 2864257 A4 EP2864257 A4 EP 2864257A4
Authority
EP
European Patent Office
Prior art keywords
product
treating sludge
sludge
treating
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Withdrawn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
EP13810049.0A
Other languages
German (de)
French (fr)
Other versions
EP2864257A1 (en
Inventor
Nina Pykäläinen
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.)
UPM Kymmene Oy
Original Assignee
UPM Kymmene Oy
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 UPM Kymmene Oy filed Critical UPM Kymmene Oy
Publication of EP2864257A1 publication Critical patent/EP2864257A1/en
Publication of EP2864257A4 publication Critical patent/EP2864257A4/en
Withdrawn legal-status Critical Current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
    • C02F11/126—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using drum filters
    • 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
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/26—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof
    • C02F2103/28—Nature of the water, waste water, sewage or sludge to be treated from the processing of plants or parts thereof from the paper or cellulose industry
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B2200/00—Drying processes and machines for solid materials characterised by the specific requirements of the drying good
    • F26B2200/18—Sludges, e.g. sewage, waste, industrial processes, cooling towers
EP13810049.0A 2012-06-26 2013-06-26 A method and process for treating sludge, a product and its use Withdrawn EP2864257A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20125724A FI126056B (en) 2012-06-26 2012-06-26 Procedure and process for treating sludge, product and its use
PCT/FI2013/050704 WO2014001641A1 (en) 2012-06-26 2013-06-26 A method and process for treating sludge, a product and its use

Publications (2)

Publication Number Publication Date
EP2864257A1 EP2864257A1 (en) 2015-04-29
EP2864257A4 true EP2864257A4 (en) 2016-05-11

Family

ID=49782332

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13810049.0A Withdrawn EP2864257A4 (en) 2012-06-26 2013-06-26 A method and process for treating sludge, a product and its use

Country Status (3)

Country Link
EP (1) EP2864257A4 (en)
FI (1) FI126056B (en)
WO (1) WO2014001641A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI20146026A (en) 2014-11-24 2016-05-25 Upm Kymmene Corp Reject-based component and use thereof, method and apparatus for producing a reject-based component and final product
CN109020120B (en) * 2018-08-31 2021-06-15 四川深蓝环保科技有限公司 Sludge desanding process and system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137599A (en) * 1988-10-03 1992-08-11 Prime Fiber Corporation Conversion of pulp and paper mill sludge to papermaking pulp
US5536371A (en) * 1994-02-10 1996-07-16 The Onix Corporation Papermaking sludge recovery process and apparatus
CA2160334A1 (en) * 1995-10-11 1997-04-12 Douglas A. Leuthold Method of dry separating fibers from paper making waste sludge and fiber product thereof
WO1997023418A1 (en) * 1995-12-22 1997-07-03 Asset Associates Limited Improvements in or relating to treatment of sludge waste

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3897301A (en) * 1974-04-01 1975-07-29 Glatfelter Co P H Recovery of papermaking solids for reuse, with an active chlorine-bearing chemical
US5423993A (en) * 1993-08-06 1995-06-13 John A. Boney Fiber recovery system and process
US5527432A (en) * 1994-01-28 1996-06-18 Advanced Fiber Technology, Inc. Method of dry separating fibers from paper making waste sludge and fiber product thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5137599A (en) * 1988-10-03 1992-08-11 Prime Fiber Corporation Conversion of pulp and paper mill sludge to papermaking pulp
US5536371A (en) * 1994-02-10 1996-07-16 The Onix Corporation Papermaking sludge recovery process and apparatus
CA2160334A1 (en) * 1995-10-11 1997-04-12 Douglas A. Leuthold Method of dry separating fibers from paper making waste sludge and fiber product thereof
WO1997023418A1 (en) * 1995-12-22 1997-07-03 Asset Associates Limited Improvements in or relating to treatment of sludge waste

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014001641A1 *

Also Published As

Publication number Publication date
WO2014001641A1 (en) 2014-01-03
FI126056B (en) 2016-06-15
FI20125724A (en) 2013-12-27
EP2864257A1 (en) 2015-04-29

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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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17P Request for examination filed

Effective date: 20150122

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

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
RA4 Supplementary search report drawn up and despatched (corrected)

Effective date: 20160408

RIC1 Information provided on ipc code assigned before grant

Ipc: C02F 11/12 20060101ALI20160404BHEP

Ipc: C02F 103/28 20060101AFI20160404BHEP

Ipc: C02F 11/18 20060101ALI20160404BHEP

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

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20161116