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
Authority: EP; European Patent Office
Prior art keywords: product; treating sludge; sludge; treating
Prior art date: 2012-06-26
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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.)

2012-06-26

Filing date

2013-06-26

Publication date

2016-05-11

2013-06-26 Application filed by UPM Kymmene Oy filed Critical UPM Kymmene Oy

2015-04-29 Publication of EP2864257A1 publication Critical patent/EP2864257A1/en

2016-05-11 Publication of EP2864257A4 publication Critical patent/EP2864257A4/en

Status Withdrawn legal-status Critical Current

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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Treatment Of Sludge (AREA)
Processing Of Solid Wastes (AREA)

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

2012
- 2012-06-26 FI FI20125724A patent/FI126056B/en not_active IP Right Cessation
2013
- 2013-06-26 EP EP13810049.0A patent/EP2864257A4/en not_active Withdrawn
- 2013-06-26 WO PCT/FI2013/050704 patent/WO2014001641A1/en active Application Filing

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
EP2864257A1 (en)	2015-04-29
FI126056B (en)	2016-06-15
FI20125724A (en)	2013-12-27

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Legal Events

Date	Code	Title	Description
2015-03-27	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2015-04-29	17P	Request for examination filed	Effective date: 20150122
2015-04-29	AK	Designated contracting states	Kind code of ref document: A1 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
2015-04-29	AX	Request for extension of the european patent	Extension state: BA ME
2015-09-30	DAX	Request for extension of the european patent (deleted)
2016-05-11	RA4	Supplementary search report drawn up and despatched (corrected)	Effective date: 20160408
2016-05-11	RIC1	Information provided on ipc code assigned before grant	Ipc: C02F 11/12 20060101ALI20160404BHEP Ipc: C02F 103/28 20060101AFI20160404BHEP Ipc: C02F 11/18 20060101ALI20160404BHEP
2016-11-18	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN
2016-12-21	18W	Application withdrawn	Effective date: 20161116