FI981046A - Förfarande för avlägsnande av oxiderna av kväve ur rökgaser från en återvinningspanna - Google Patents

Förfarande för avlägsnande av oxiderna av kväve ur rökgaser från en återvinningspanna Download PDF

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Publication number
FI981046A
FI981046A FI981046A FI981046A FI981046A FI 981046 A FI981046 A FI 981046A FI 981046 A FI981046 A FI 981046A FI 981046 A FI981046 A FI 981046A FI 981046 A FI981046 A FI 981046A
Authority
FI
Finland
Prior art keywords
oxides
nitrogen
flue gases
recovery boiler
boiler
Prior art date
Application number
FI981046A
Other languages
English (en)
Finnish (fi)
Other versions
FI104793B (sv
FI981046A0 (sv
Inventor
Pia Kilpinen
Kari Saviharju
Esa Vakkilainen
Erkki Kiiskilae
Original Assignee
Ahlstrom Machinery 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8551701&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=FI981046(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ahlstrom Machinery Oy filed Critical Ahlstrom Machinery Oy
Priority to FI981046A priority Critical patent/FI104793B/sv
Publication of FI981046A0 publication Critical patent/FI981046A0/sv
Priority to CA002271436A priority patent/CA2271436C/en
Priority to SE9901720A priority patent/SE518079C2/sv
Priority to US09/309,588 priority patent/US6146604A/en
Priority to DE19921854A priority patent/DE19921854A1/de
Publication of FI981046A publication Critical patent/FI981046A/sv
Application granted granted Critical
Publication of FI104793B publication Critical patent/FI104793B/sv

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/79—Injecting reactants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/54—Nitrogen compounds
    • B01D53/56—Nitrogen oxides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Treating Waste Gases (AREA)
  • Paper (AREA)
FI981046A 1998-05-11 1998-05-11 Förfarande för avlägsnande av oxiderna av kväve ur rökgaser från en återvinningspanna FI104793B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FI981046A FI104793B (sv) 1998-05-11 1998-05-11 Förfarande för avlägsnande av oxiderna av kväve ur rökgaser från en återvinningspanna
CA002271436A CA2271436C (en) 1998-05-11 1999-05-10 Method of recovering nitrogen oxides from recovery boiler flue gases
SE9901720A SE518079C2 (sv) 1998-05-11 1999-05-11 Förfarande för avlägsnande av kväveoxider från rökgaserna i en återvinningspanna
US09/309,588 US6146604A (en) 1998-05-11 1999-05-11 Method of removing nitrogen oxides from recovery boiler flue gases
DE19921854A DE19921854A1 (de) 1998-05-11 1999-05-11 Verfahren zur Entfernung von Stickstoffoxiden aus den Rauchgasen von Rückgewinnungskesseln

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI981046 1998-05-11
FI981046A FI104793B (sv) 1998-05-11 1998-05-11 Förfarande för avlägsnande av oxiderna av kväve ur rökgaser från en återvinningspanna

Publications (3)

Publication Number Publication Date
FI981046A0 FI981046A0 (sv) 1998-05-11
FI981046A true FI981046A (sv) 1999-11-12
FI104793B FI104793B (sv) 2000-04-14

Family

ID=8551701

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981046A FI104793B (sv) 1998-05-11 1998-05-11 Förfarande för avlägsnande av oxiderna av kväve ur rökgaser från en återvinningspanna

Country Status (5)

Country Link
US (1) US6146604A (sv)
CA (1) CA2271436C (sv)
DE (1) DE19921854A1 (sv)
FI (1) FI104793B (sv)
SE (1) SE518079C2 (sv)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6641638B1 (en) * 1996-12-03 2003-11-04 The United States Of America As Represented By The Administrator Of The National Aeronautics & Space Administration Process for nitrogen oxide waste conversion to fertilizer
NO20005846L (no) * 2000-11-17 2002-05-21 Groenn Kraft As Fremgangsmåte ved forbrenning av organisk materiale
US6793665B2 (en) 2001-06-18 2004-09-21 Rex Medical, L.P. Multiple access vein filter
US8282668B2 (en) 2001-06-18 2012-10-09 Rex Medical, L.P. Vein filter
US6783538B2 (en) 2001-06-18 2004-08-31 Rex Medical, L.P Removable vein filter
EP2112988A1 (en) * 2003-01-17 2009-11-04 The United States Government as represented by The Administrator of the National Aeronautics and Space Administration Decomposition of hydrogen peroxide and oxidation of nitric oxide
US7704266B2 (en) 2004-01-22 2010-04-27 Rex Medical, L.P. Vein filter
US8425866B2 (en) * 2005-11-14 2013-04-23 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Control of emissions
US8409534B2 (en) * 2007-03-28 2013-04-02 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Control of emissions
CN106031841B (zh) * 2015-03-20 2020-01-07 北京博源恒升高科技有限公司 一种气体脱硝工艺及设备
US10690344B2 (en) 2016-04-26 2020-06-23 Cleaver-Brooks, Inc. Boiler system and method of operating same
SE544473C2 (en) * 2020-05-27 2022-06-14 Valmet Oy A method and arrangement for managing and controlling nitrogen emission from a cyclic liquor flow system in a pulp mill
CN113413743B (zh) * 2021-05-27 2022-06-14 浙江天蓝环保技术股份有限公司 一种脱硝剂回用的湿法脱硝除尘工艺及设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4832766A (sv) * 1971-08-31 1973-05-02
JPS4883069A (sv) * 1972-02-08 1973-11-06
DE4015284C1 (sv) * 1990-05-12 1992-01-16 Degussa Ag, 6000 Frankfurt, De
SE468171B (sv) * 1991-03-18 1992-11-16 Goetaverken Energy Ab Foerbraenning av svartlut i sodapannor foer erhaallande av roekgas med laag halt av kvaeveoxider samt sodapanna foer genomfoerande av foerbraenningen
US5378443A (en) * 1992-01-03 1995-01-03 A. Ahlstrom Corporation Method for reducing emissions when burning nitrogen containing fuels
US5344629A (en) * 1992-01-03 1994-09-06 A. Ahlstrom Corporation Reducing Z20 emissions
US5325796A (en) * 1992-05-22 1994-07-05 Foster Wheeler Energy Corporation Process for decreasing N2 O emissions from a fluidized bed reactor
FI98936B (sv) * 1992-10-19 1997-05-30 Ahlstrom Machinery Oy Förfarande och anordning för återvinning av värme i en återvinningspanna för avlut
FI96387C (sv) * 1994-09-19 2001-12-03 Kvaerner Pulping Oy En metod för att avlägsna kväveoksid från cellulosafabrikens rökgaser
US5670122A (en) * 1994-09-23 1997-09-23 Energy And Environmental Research Corporation Methods for removing air pollutants from combustion flue gas

Also Published As

Publication number Publication date
FI104793B (sv) 2000-04-14
CA2271436C (en) 2003-02-11
DE19921854A1 (de) 1999-11-18
SE518079C2 (sv) 2002-08-20
SE9901720L (sv) 1999-11-12
SE9901720D0 (sv) 1999-05-11
CA2271436A1 (en) 1999-11-11
US6146604A (en) 2000-11-14
FI981046A0 (sv) 1998-05-11

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Legal Events

Date Code Title Description
MFDR Revocation of patent
RF Appeal filed
RFK Appeal accepted