CA2130767A1 - Elimination de sox/nox/hg du gaz de combustion par epuratioan par voie humide a l'ammoniac a l'aide de catalyseurs a base de chelate de fer - Google Patents

Elimination de sox/nox/hg du gaz de combustion par epuratioan par voie humide a l'ammoniac a l'aide de catalyseurs a base de chelate de fer

Info

Publication number
CA2130767A1
CA2130767A1 CA002130767A CA2130767A CA2130767A1 CA 2130767 A1 CA2130767 A1 CA 2130767A1 CA 002130767 A CA002130767 A CA 002130767A CA 2130767 A CA2130767 A CA 2130767A CA 2130767 A1 CA2130767 A1 CA 2130767A1
Authority
CA
Canada
Prior art keywords
solution
flue gas
metal chelate
chelate catalyst
ammonia
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.)
Abandoned
Application number
CA002130767A
Other languages
English (en)
Inventor
Pervaje A. Bhat
Dennis W. Johnson
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.)
Babcock and Wilcox Co
Original Assignee
Babcock and Wilcox Co
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 Babcock and Wilcox Co filed Critical Babcock and Wilcox Co
Priority to CA002130767A priority Critical patent/CA2130767A1/fr
Publication of CA2130767A1 publication Critical patent/CA2130767A1/fr
Abandoned legal-status Critical Current

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
    • B01D53/14—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 by absorption
    • 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
    • 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
    • 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
    • B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
    • 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
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/10—Oxidants
    • B01D2251/106—Peroxides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2062—Ammonia
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/50—Inorganic acids
    • B01D2251/506—Sulfuric acid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2257/00—Components to be removed
    • B01D2257/40—Nitrogen compounds
    • B01D2257/406—Ammonia

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Treating Waste Gases (AREA)
CA002130767A 1994-08-24 1994-08-24 Elimination de sox/nox/hg du gaz de combustion par epuratioan par voie humide a l'ammoniac a l'aide de catalyseurs a base de chelate de fer Abandoned CA2130767A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002130767A CA2130767A1 (fr) 1994-08-24 1994-08-24 Elimination de sox/nox/hg du gaz de combustion par epuratioan par voie humide a l'ammoniac a l'aide de catalyseurs a base de chelate de fer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002130767A CA2130767A1 (fr) 1994-08-24 1994-08-24 Elimination de sox/nox/hg du gaz de combustion par epuratioan par voie humide a l'ammoniac a l'aide de catalyseurs a base de chelate de fer

Publications (1)

Publication Number Publication Date
CA2130767A1 true CA2130767A1 (fr) 1996-02-25

Family

ID=4154228

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002130767A Abandoned CA2130767A1 (fr) 1994-08-24 1994-08-24 Elimination de sox/nox/hg du gaz de combustion par epuratioan par voie humide a l'ammoniac a l'aide de catalyseurs a base de chelate de fer

Country Status (1)

Country Link
CA (1) CA2130767A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005102505A2 (fr) * 2004-04-21 2005-11-03 Northeastern Enviromental And Energy Technologies Ltd. Procede et systeme pour eliminer des polluants presents dans des gaz de fumee
US7405069B2 (en) 2002-04-08 2008-07-29 Akzo Nobel N.V. Method for removing a nitrogen oxide from a gas
CN109201041A (zh) * 2018-09-30 2019-01-15 华中科技大学 一种Mn掺杂铈锆固溶体的烟气脱汞催化剂及其制备方法
CN109821381A (zh) * 2019-01-16 2019-05-31 北京清新环境技术股份有限公司 一种改性活性炭增强湿法络合脱硫脱硝的方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7405069B2 (en) 2002-04-08 2008-07-29 Akzo Nobel N.V. Method for removing a nitrogen oxide from a gas
WO2005102505A2 (fr) * 2004-04-21 2005-11-03 Northeastern Enviromental And Energy Technologies Ltd. Procede et systeme pour eliminer des polluants presents dans des gaz de fumee
WO2005102505A3 (fr) * 2004-04-21 2005-12-01 Northeastern Technologies Procede et systeme pour eliminer des polluants presents dans des gaz de fumee
CN109201041A (zh) * 2018-09-30 2019-01-15 华中科技大学 一种Mn掺杂铈锆固溶体的烟气脱汞催化剂及其制备方法
CN109821381A (zh) * 2019-01-16 2019-05-31 北京清新环境技术股份有限公司 一种改性活性炭增强湿法络合脱硫脱硝的方法

Similar Documents

Publication Publication Date Title
US6605263B2 (en) Sulfur dioxide removal using ammonia
US7514053B2 (en) Method for removing sulfur dioxide, mercury, and nitrogen oxides from a gas stream
DE69921389T2 (de) Entfernung von NOx und SOx Emissionen aus Abgasen
EP0426215A1 (fr) Méthode pour la purification des gaz d'échappement
US20010007647A1 (en) Exhaust gas treatment process
EP1109614A1 (fr) Procede servant a controler une fuite d'ammoniac lors de la reduction d'une emission de dioxyde de soufre
WO2010065812A2 (fr) Appareil et procédé de lavage de gaz de combustion
GB1589222A (en) Process and apparatus for combustion gas scrubbing
US20140322089A1 (en) Systems for recovering nitric acid from pickling solutions
EP2144690B1 (fr) Procédé d'épuration des gaz de combustion d'incinérateurs et production ultérieure d'urée
JP4944946B2 (ja) 焼却プラント中で窒素酸化物および有機化合物を低減させる方法及び装置
EP2500082A1 (fr) Procédé et installation de suppression de l'oxyde d'azote dans les gaz de fumée
WO2020240549A1 (fr) Système et procédé d'oxydation catalytique et d'épuration par voie humide de nox et de sox simultanément à partir d'un gaz de combustion dans des moteurs de navire
CS154892A3 (en) Process for waste sulfuric acid regeneration
CA2130767A1 (fr) Elimination de sox/nox/hg du gaz de combustion par epuratioan par voie humide a l'ammoniac a l'aide de catalyseurs a base de chelate de fer
WO2019085569A1 (fr) Procédé de réduction de nox pour raffinerie de métaux précieux et procédés de recyclage
US20060198778A1 (en) Reduction of NOx in fluid catalytic cracking regenerator off-gas streams
CN109173642A (zh) 一种湿法烟气脱硝后含亚硝酸盐和硝酸盐吸收液的处理系统及方法
RU2465950C1 (ru) Удаление аммиачного азота, аммонийного азота и мочевины окислением гипохлоритсодержащими растворами из отработанного воздуха в установках по производству аммиака и мочевины
JPH01164422A (ja) 工業用炉装置の廃ガスから酸性成分および窒素酸化物を除去する方法
CN107349771A (zh) 一种从烟气中回收硫氮资源并生产硫酸羟胺的方法
JP2566746B2 (ja) 煙道ガス流を浄化する方法
US20200116355A1 (en) Ammonia-based flue gas desulfurization system and method
JPH11211064A (ja) 燃焼廃棄ガスの有害物捕捉可能な煙突改良構造
CN113413743B (zh) 一种脱硝剂回用的湿法脱硝除尘工艺及设备

Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued