EP2571592A4 - A method and a device in a bag filter - Google Patents

A method and a device in a bag filter

Info

Publication number
EP2571592A4
EP2571592A4 EP11783139.6A EP11783139A EP2571592A4 EP 2571592 A4 EP2571592 A4 EP 2571592A4 EP 11783139 A EP11783139 A EP 11783139A EP 2571592 A4 EP2571592 A4 EP 2571592A4
Authority
EP
European Patent Office
Prior art keywords
bag filter
bag
filter
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Withdrawn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
EP11783139.6A
Other languages
German (de)
French (fr)
Other versions
EP2571592A1 (en
Inventor
Heikki Airikkala
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.)
Valmet Power Oy
Original Assignee
Metso Power 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 Metso Power Oy filed Critical Metso Power Oy
Publication of EP2571592A1 publication Critical patent/EP2571592A1/en
Publication of EP2571592A4 publication Critical patent/EP2571592A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24—Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0086—Filter condition indicators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/0084—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours provided with safety means
    • B01D46/0095—Means acting upon failure of the filtering system, e.g. in case of damage of the filter elements; Failsafes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
EP11783139.6A 2010-05-20 2011-05-17 A method and a device in a bag filter Withdrawn EP2571592A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20105556A FI122494B (en) 2010-05-20 2010-05-20 Method and arrangement of a hose filter
PCT/FI2011/050449 WO2011144812A1 (en) 2010-05-20 2011-05-17 A method and a device in a bag filter

Publications (2)

Publication Number Publication Date
EP2571592A1 EP2571592A1 (en) 2013-03-27
EP2571592A4 true EP2571592A4 (en) 2014-03-12

Family

ID=42234338

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11783139.6A Withdrawn EP2571592A4 (en) 2010-05-20 2011-05-17 A method and a device in a bag filter

Country Status (3)

Country Link
EP (1) EP2571592A4 (en)
FI (1) FI122494B (en)
WO (1) WO2011144812A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109126322B (en) * 2018-11-07 2024-03-15 中冶节能环保有限责任公司 Maintenance device and method for bag type dust collector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865561A (en) * 1971-05-03 1975-02-11 Jack S Osborn Selective plugging of filter elements
US4738696A (en) * 1987-07-16 1988-04-19 Staffeld Richard W Baghouse installations
US6656254B1 (en) * 1999-09-13 2003-12-02 Southern Research Institute Full flow mechanical failsafe

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU1037931A1 (en) * 1982-05-14 1983-08-30 Проектно-Конструкторский Технологический Институт Министерства Лесной Промышленности Усср Bag filter
CN1039099C (en) * 1992-01-16 1998-07-15 国际壳牌研究有限公司 An apparatus for filtering solid particles from a fluid
US6981516B1 (en) * 2002-09-24 2006-01-03 The United States Of America As Represented By The United States Department Of Energy Fail save shut off valve for filtering systems employing candle filters

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3865561A (en) * 1971-05-03 1975-02-11 Jack S Osborn Selective plugging of filter elements
US4738696A (en) * 1987-07-16 1988-04-19 Staffeld Richard W Baghouse installations
US6656254B1 (en) * 1999-09-13 2003-12-02 Southern Research Institute Full flow mechanical failsafe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2011144812A1 *

Also Published As

Publication number Publication date
FI20105556A0 (en) 2010-05-20
WO2011144812A1 (en) 2011-11-24
FI20105556A (en) 2011-11-21
EP2571592A1 (en) 2013-03-27
FI122494B (en) 2012-02-29

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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

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20121101

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

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

Effective date: 20140210

RIC1 Information provided on ipc code assigned before grant

Ipc: B01D 46/24 20060101ALI20140204BHEP

Ipc: B01D 29/11 20060101AFI20140204BHEP

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: 20140910