EP2938421A4 - Method for scrubbing gas in a cascade-type wet scrubber and a cascade scrubber - Google Patents

Method for scrubbing gas in a cascade-type wet scrubber and a cascade scrubber

Info

Publication number
EP2938421A4
EP2938421A4 EP13867107.8A EP13867107A EP2938421A4 EP 2938421 A4 EP2938421 A4 EP 2938421A4 EP 13867107 A EP13867107 A EP 13867107A EP 2938421 A4 EP2938421 A4 EP 2938421A4
Authority
EP
European Patent Office
Prior art keywords
cascade
scrubber
type wet
scrubbing gas
wet scrubber
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Withdrawn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
EP13867107.8A
Other languages
German (de)
French (fr)
Other versions
EP2938421A1 (en
Inventor
Harri Louhelainen
Visa Kivinen
Jarmo Saarenmaa
Pasi Mäkelä
Jouni Vehviläinen
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.)
Outotec Finland Oy
Original Assignee
Outotec Finland 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
Priority to FI20126379A priority Critical patent/FI20126379A/en
Application filed by Outotec Finland Oy filed Critical Outotec Finland Oy
Priority to PCT/FI2013/051188 priority patent/WO2014102454A1/en
Publication of EP2938421A1 publication Critical patent/EP2938421A1/en
Publication of EP2938421A4 publication Critical patent/EP2938421A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06Spray cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/02Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath
    • B01D47/021Separating dispersed particles from gases, air or vapours by liquid as separating agent by passing the gas or air or vapour over or through a liquid bath by bubbling the gas through a liquid bath
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/12Washers with plural different washing sections
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2247/00Details relating to the separation of dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D2247/10Means for removing the washing fluid dispersed in the gas or vapours
    • B01D2247/107Means for removing the washing fluid dispersed in the gas or vapours using an unstructured demister, e.g. a wire mesh demister
EP13867107.8A 2012-12-27 2013-12-20 Method for scrubbing gas in a cascade-type wet scrubber and a cascade scrubber Withdrawn EP2938421A4 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20126379A FI20126379A (en) 2012-12-27 2012-12-27 A method for scrubbing gas in a cascade type wet scrubber and a cascade scrubber
PCT/FI2013/051188 WO2014102454A1 (en) 2012-12-27 2013-12-20 Method for scrubbing gas in a cascade-type wet scrubber and a cascade scrubber

Publications (2)

Publication Number Publication Date
EP2938421A1 EP2938421A1 (en) 2015-11-04
EP2938421A4 true EP2938421A4 (en) 2016-08-03

Family

ID=51019948

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13867107.8A Withdrawn EP2938421A4 (en) 2012-12-27 2013-12-20 Method for scrubbing gas in a cascade-type wet scrubber and a cascade scrubber

Country Status (7)

Country Link
EP (1) EP2938421A4 (en)
CN (1) CN104968409A (en)
BR (1) BR112015015185A2 (en)
EA (1) EA201590923A1 (en)
FI (1) FI20126379A (en)
WO (1) WO2014102454A1 (en)
ZA (1) ZA201503796B (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745745A (en) * 1972-01-28 1973-07-17 Melvin J Scrubbing apparatus and method
DE2634644A1 (en) * 1975-08-04 1977-02-17 Ducon Co Wet cleaning method and apparatus
JPS6418429A (en) * 1987-07-14 1989-01-23 Chiyoda Chem Eng Construct Co Waste gas treatment device
DE102009010808B3 (en) * 2009-02-27 2010-08-19 Man Diesel Filial Af Man Diesel Se, Tyskland Method and apparatus for cleaning engine exhaust
WO2012166000A1 (en) * 2011-05-31 2012-12-06 Yuryev Eduard Vladimirovich Air-cleaning installation

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881898A (en) * 1973-01-18 1975-05-06 Lodge Cottrell Ltd Gas treatment
FI87541C (en) * 1991-04-19 1993-01-25 Outokumpu Research Oy Flergastvättare
FI109455B (en) 1999-09-30 2002-08-15 Outokumpu Oy Compact cascade scrubber for scrubbing exhaust gas
CA2329860A1 (en) * 1999-12-30 2001-06-30 Angelo Sanchez Liquid spray absorbing
CA2364100A1 (en) * 2001-11-30 2003-05-30 Andrew Trivett Method and apparatus for scrubbing gases, using mixing vanes
KR100589791B1 (en) * 2004-11-17 2006-06-19 주식회사 대우일렉트로닉스 Scrubbing apparatus for liquid air-cleaner
CN101489638A (en) * 2006-02-15 2009-07-22 液体分离技术与设备有限公司 Water decontamination systems
FI121409B (en) 2008-06-19 2010-11-15 Outotec Oyj Method and equipment for compressing the water in a process gas and washing the gas

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3745745A (en) * 1972-01-28 1973-07-17 Melvin J Scrubbing apparatus and method
DE2634644A1 (en) * 1975-08-04 1977-02-17 Ducon Co Wet cleaning method and apparatus
JPS6418429A (en) * 1987-07-14 1989-01-23 Chiyoda Chem Eng Construct Co Waste gas treatment device
DE102009010808B3 (en) * 2009-02-27 2010-08-19 Man Diesel Filial Af Man Diesel Se, Tyskland Method and apparatus for cleaning engine exhaust
WO2012166000A1 (en) * 2011-05-31 2012-12-06 Yuryev Eduard Vladimirovich Air-cleaning installation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014102454A1 *

Also Published As

Publication number Publication date
BR112015015185A2 (en) 2017-07-11
EP2938421A1 (en) 2015-11-04
ZA201503796B (en) 2016-08-31
EA201590923A1 (en) 2015-11-30
CN104968409A (en) 2015-10-07
FI20126379A (en) 2014-06-28
WO2014102454A1 (en) 2014-07-03

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Legal Events

Date Code Title Description
AX Request for extension of the european patent to

Extension state: BA ME

17P Request for examination filed

Effective date: 20150623

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 (to any country) deleted
A4 Despatch of supplementary search report

Effective date: 20160704

RIC1 Classification (correction)

Ipc: B01D 47/12 20060101ALI20160628BHEP

Ipc: B01D 47/06 20060101AFI20160628BHEP

Ipc: B01D 47/02 20060101ALI20160628BHEP

18W Withdrawn

Effective date: 20171204