PT101772A - Processo para a eliminacao de oxidos de azoto dos gases de descarga para a atmosfera da caldeira de recuperacao da soda de instalacoes de fabricacao de pasta de celulose - Google Patents

Processo para a eliminacao de oxidos de azoto dos gases de descarga para a atmosfera da caldeira de recuperacao da soda de instalacoes de fabricacao de pasta de celulose Download PDF

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Publication number
PT101772A
PT101772A PT101772A PT10177295A PT101772A PT 101772 A PT101772 A PT 101772A PT 101772 A PT101772 A PT 101772A PT 10177295 A PT10177295 A PT 10177295A PT 101772 A PT101772 A PT 101772A
Authority
PT
Portugal
Prior art keywords
soda
elimination
atmosphere
nitrogen oxides
recovery boiler
Prior art date
Application number
PT101772A
Other languages
English (en)
Other versions
PT101772B (pt
Inventor
Esa Pikkujamsa
Risto Hamalainen
Seppo Tuominiemi
Ari Tamminen
Tapio Patrikainen
Jukka-Pekka Spets
Original Assignee
Tampella 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 Tampella Power Oy filed Critical Tampella Power Oy
Publication of PT101772A publication Critical patent/PT101772A/pt
Publication of PT101772B publication Critical patent/PT101772B/pt

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D5/00—Sulfates or sulfites of sodium, potassium or alkali metals in general
    • C01D5/14—Preparation of sulfites
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/104—Ozone
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/106—Peroxides
    • 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
    • Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
    • Y02C20/00—Capture or disposal of greenhouse gases
    • Y02C20/10—Capture or disposal of greenhouse gases of nitrous oxide (N2O)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)
  • Paper (AREA)
PT101772A 1994-09-19 1995-09-18 Processo para a eliminacao de oxidos de azoto dos gases de descarga para a atmosfera da caldeira de recuperacao da soda de instalacoes de fabricacao de pasta de celulose PT101772B (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI944344A FI96387C (fi) 1994-09-19 1994-09-19 Menetelmä typen oksidien poistamiseksi sellutehtaan savukaasuista

Publications (2)

Publication Number Publication Date
PT101772A true PT101772A (pt) 1996-04-30
PT101772B PT101772B (pt) 1999-01-29

Family

ID=8541396

Family Applications (1)

Application Number Title Priority Date Filing Date
PT101772A PT101772B (pt) 1994-09-19 1995-09-18 Processo para a eliminacao de oxidos de azoto dos gases de descarga para a atmosfera da caldeira de recuperacao da soda de instalacoes de fabricacao de pasta de celulose

Country Status (6)

Country Link
US (1) US5639434A (pt)
CA (1) CA2155921C (pt)
ES (1) ES2116893B1 (pt)
FI (1) FI96387C (pt)
PT (1) PT101772B (pt)
SE (1) SE513708C2 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724577B1 (fr) * 1994-09-21 1996-12-27 Lab Sa Perfectionnement aux procedes d'epuration des fumees par voie humide pour des polluants gazeux
CA2210849A1 (en) * 1997-07-18 1999-01-18 Enviro Energy Products, Inc. 03 aspirator
FI104793B (fi) * 1998-05-11 2000-04-14 Ahlstrom Machinery Oy Menetelmä typen oksidien poistamiseksi talteenottokattilan savukaasuista
US5985223A (en) * 1998-06-02 1999-11-16 The Boc Group, Inc. Removal of NOx and SOx emissions form pickling lines for metal treatment
US7303735B2 (en) * 2003-10-17 2007-12-04 The Boc Group, Inc. Process for the removal of contaminants from gas streams
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
FI123022B (fi) * 2007-09-03 2012-10-15 Andritz Oy Menetelmä sellutehtaan hajukaasujen käsittelyssä
WO2010021994A1 (en) * 2008-08-18 2010-02-25 Furnary Kevin P Scrubber for removing pollutants from flue gas
US8784762B2 (en) 2011-02-15 2014-07-22 Ati Properties, Inc. Treatment of NOx-containing gas streams
US8795620B2 (en) 2011-02-15 2014-08-05 Ati Properties, Inc. Systems and methods for recovering nitric acid from pickling solutions
US9981241B2 (en) 2012-01-09 2018-05-29 Alloys Cleaning, Inc. Removal of atmospheric pollutants from gas, related apparatuses, processes and uses thereof
AU2013267986B2 (en) 2012-01-09 2017-10-12 Larry Kent Barnthouse Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof
US9144769B2 (en) 2012-01-09 2015-09-29 Scio-Tech, Llc Removal of atmospheric pollutants from gas, related apparatus, processes and uses thereof
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
CN107537299A (zh) * 2017-10-19 2018-01-05 贵州大学 一种过氧乙酸和臭氧共同氧化烟气脱硝的方法
CN107737518A (zh) * 2017-10-19 2018-02-27 贵州大学 一种过氧乙酸和臭氧共同氧化脱二氧化硫气体的方法
CN107569989A (zh) * 2017-10-19 2018-01-12 贵州大学 一种过氧乙酸和臭氧共同氧化烟气脱硫脱硝的方法
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

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5027763A (pt) * 1973-07-16 1975-03-22
GB1505169A (en) * 1974-11-02 1978-03-30 Fuji Kasui Eng Co Ltd Process for removing nitrogen oxides from waste gas
SE450393B (sv) * 1981-10-27 1987-06-22 Mo Och Domsjoe Ab Forfarande for behandling av ved med kveveoxider och syrgas fore sulfatkokning
SE434283B (sv) * 1982-12-01 1984-07-16 Mo Och Domsjoe Ab Forfarande for delignifiering av cellulosamassa med kveveoxider och syrgas
SE8605120L (sv) * 1986-08-14 1988-02-15 Alby Klorat Ab Sett att bereda sulfidfri alkalilut
US5023064A (en) * 1987-03-02 1991-06-11 Turbotak Inc. Method for removing sulfur oxide

Also Published As

Publication number Publication date
CA2155921C (en) 2004-01-20
SE513708C2 (sv) 2000-10-23
FI944344A0 (fi) 1994-09-19
ES2116893A1 (es) 1998-07-16
ES2116893B1 (es) 1999-04-01
FI96387C (fi) 2001-12-03
SE9503220L (sv) 1996-03-20
US5639434A (en) 1997-06-17
CA2155921A1 (en) 1996-03-20
SE9503220D0 (sv) 1995-09-18
FI96387B (fi) 1996-03-15
PT101772B (pt) 1999-01-29

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19960122

FG3A Patent granted, date of granting

Effective date: 19981019

PD3A Change of proprietorship

Owner name: KVAERNER PULPING OY

Effective date: 19990114

PC3A Transfer or assignment

Free format text: KVAERNER POWER OY FI

Effective date: 20031103

MM4A Annulment/lapse due to non-payment of fees, searched and examined patent

Free format text: MAXIMUM VALIDITY LIMIT REACHED

Effective date: 20150918