ZA974801B - Removal of nitrogen oxides from gas streams. - Google Patents

Removal of nitrogen oxides from gas streams.

Info

Publication number
ZA974801B
ZA974801B ZA9704801A ZA974801A ZA974801B ZA 974801 B ZA974801 B ZA 974801B ZA 9704801 A ZA9704801 A ZA 9704801A ZA 974801 A ZA974801 A ZA 974801A ZA 974801 B ZA974801 B ZA 974801B
Authority
ZA
South Africa
Prior art keywords
removal
nitrogen oxides
gas streams
streams
gas
Prior art date
Application number
ZA9704801A
Other languages
English (en)
Inventor
Sidney Simon Stern
Original Assignee
Boc Group Inc
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 Boc Group Inc filed Critical Boc Group Inc
Publication of ZA974801B publication Critical patent/ZA974801B/xx

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
    • B01D53/86—Catalytic processes
    • B01D53/8621—Removing nitrogen compounds
    • B01D53/8625—Nitrogen oxides
    • B01D53/8628—Processes characterised by a specific catalyst

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Treating Waste Gases (AREA)
  • Catalysts (AREA)
  • Carbon And Carbon Compounds (AREA)
ZA9704801A 1996-07-08 1997-05-30 Removal of nitrogen oxides from gas streams. ZA974801B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67941696A 1996-07-08 1996-07-08

Publications (1)

Publication Number Publication Date
ZA974801B true ZA974801B (en) 1997-12-30

Family

ID=24726827

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA9704801A ZA974801B (en) 1996-07-08 1997-05-30 Removal of nitrogen oxides from gas streams.

Country Status (10)

Country Link
US (1) US6136283A (fr)
EP (1) EP0818232B1 (fr)
JP (1) JPH1057772A (fr)
CN (1) CN1091390C (fr)
AU (1) AU730838C (fr)
CA (1) CA2206236C (fr)
DE (1) DE69736093T2 (fr)
MY (1) MY117101A (fr)
TW (1) TW410170B (fr)
ZA (1) ZA974801B (fr)

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US6958355B2 (en) 2000-04-24 2005-10-25 Aryx Therapeutics, Inc. Materials and methods for the treatment of diabetes, hyperlipidemia, hypercholesterolemia, and atherosclerosis
KR100799049B1 (ko) * 2000-08-10 2008-01-29 바브콕-히다찌 가부시끼가이샤 암모니아 함유 배수(排水)의 처리방법 및 장치
US7021248B2 (en) * 2002-09-06 2006-04-04 The Babcock & Wilcox Company Passive system for optimal NOx reduction via selective catalytic reduction with variable boiler load
US6739125B1 (en) 2002-11-13 2004-05-25 Collier Technologies, Inc. Internal combustion engine with SCR and integrated ammonia production
EP1488845B1 (fr) * 2003-06-18 2006-10-11 Radici Chimica Spa Décomposition catalytique d'oxyde nitreux (N2O)
AU2003277193A1 (en) * 2003-07-09 2005-02-25 Belco Technologies Corporation WET SCRUBBING APPARATUS AND METHOD FOR CONTROLLING NOx EMISSIONS
US7198769B2 (en) * 2003-12-02 2007-04-03 Cichanowicz J Edward Multi-stage process for SCR of NOx
US7438876B2 (en) * 2003-12-02 2008-10-21 Cichanowicz J Edward Multi-stage heat absorbing reactor and process for SCR of NOx and for oxidation of elemental mercury
US7488462B2 (en) * 2005-04-26 2009-02-10 The Ohio State University Multi-stage catalyst systems and uses thereof
KR100650557B1 (ko) 2005-10-13 2006-11-29 주식회사 포스코 암모니아수 장입위치 변화에 의한 배가스중 이산화탄소흡수방법
KR100650556B1 (ko) 2005-10-13 2006-11-29 주식회사 포스코 암모니아수를 이용한 배가스중 이산화탄소 흡수방법
US7708804B2 (en) * 2007-07-11 2010-05-04 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Process and apparatus for the separation of a gaseous mixture
FR2918578B1 (fr) * 2007-07-13 2010-01-01 Air Liquide Procede de purification d'un gaz contenant du co2
JP4854652B2 (ja) * 2007-12-19 2012-01-18 中国電力株式会社 脱硝装置の運用方法及び脱硝装置
DE102009017215A1 (de) * 2009-04-09 2010-10-14 Linde-Kca-Dresden Gmbh Verfahren und Vorrichtung zur Behandlung eines kohlendioxidhaltigen Gasstroms
ES2551865T3 (es) 2011-02-01 2015-11-24 Alstom Technology Ltd Aparato y sistema para reducción de NOx en gas de combustión húmedo
CN102949933B (zh) * 2011-08-23 2016-03-09 上海漕泾热电有限责任公司 供热燃煤锅炉的脱硝设备
EP2724766A1 (fr) 2012-10-26 2014-04-30 Alstom Technology Ltd Procédé de traitement d'un gaz de combustion riche en dioxyde de carbone et système de traitement de gaz de combustion
CN105228728A (zh) * 2013-09-17 2016-01-06 株式会社Ihi 废气的处理系统以及处理方法
JP6319552B2 (ja) * 2013-11-21 2018-05-09 株式会社Ihi 排煙脱硝装置及び排煙脱硝方法
US10106430B2 (en) 2013-12-30 2018-10-23 Saudi Arabian Oil Company Oxycombustion systems and methods with thermally integrated ammonia synthesis
WO2018077554A1 (fr) 2016-10-28 2018-05-03 Casale Sa Procédé d'élimination d'oxydes d'azote d'un gaz à l'aide d'un catalyseur à zéolite à échange de fer
EP3162427A1 (fr) 2015-10-28 2017-05-03 Casale SA Procédé et appareil permettant d'éliminer les nox et n2o à partir d'un gaz
KR102465990B1 (ko) * 2021-12-30 2022-11-10 한국생산기술연구원 알카리 토금속계 건식 흡수제를 이용한 수분과 이산화탄소 동시 제거용 저온형 선택적 환원 촉매 복합시스템
CN120054214A (zh) * 2023-11-30 2025-05-30 中国石油化工股份有限公司 烟气脱硝方法和系统

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Publication number Priority date Publication date Assignee Title
US3897539A (en) * 1971-10-31 1975-07-29 Inst Gas Technology Tail gas nitrogen oxide abatement process
US3808323A (en) * 1971-11-16 1974-04-30 Engelhard Min & Chem Purification of waste gases containing oxides of nitrogen and oxygen
AR205595A1 (es) * 1974-11-06 1976-05-14 Haldor Topsoe As Procedimiento para preparar gases rico en metano
US4248841A (en) * 1979-07-25 1981-02-03 Regenerative Environmental Equipment Co., Inc. Anti-leak valve flushing system for thermal regeneration apparatus
US4478808A (en) * 1981-12-24 1984-10-23 Institut Kataliza Sibirskogo Otdelenia Akademii Nauk Sssr Method of producing sulphur trioxide
DE3412870A1 (de) * 1984-04-05 1985-10-17 Linde Ag, 6200 Wiesbaden Verfahren und vorrichtung zur entfernung unerwuenschter gasfoermiger bestanteile aus rauchgasen
US4877592A (en) * 1986-10-17 1989-10-31 Institut Kataliza Sibirskogo Otdelenia Akademii Nauk Sssr Method of catalytic cleaning of exhaust gases
US4718361A (en) * 1986-11-21 1988-01-12 The United States Of America As Represented By The Department Of Energy Alkali injection system with controlled CO2 /O2 ratios for combustion of coal
DE3802871A1 (de) * 1987-01-31 1988-08-11 Ibs Engineering & Consulting I Anwendung eines katalysators auf der basis von modifiziertem zeolith, beladen mit einem oder mehreren metallen aus der gruppe von fe, cu, ni und co, im scr-verfahren
DE3909697A1 (de) * 1989-03-23 1990-09-27 Siemens Ag Rauchgas-reinigungssystem
FR2651444B1 (fr) * 1989-09-01 1993-11-26 Nonox Kat Ag Dispositif pour la reduction de composes d'oxyde d'azote d'un gaz de combustion.
EP0502192B1 (fr) * 1990-08-31 1995-11-29 Institut Kataliza Sibirskogo Otdelenia Akademii Nauk Sssr Procede d'elimination d'oxydes azotes d'emissions de gaz
US5200162A (en) * 1992-04-01 1993-04-06 Uop Process for N2 O decomposition
US5366708A (en) * 1992-12-28 1994-11-22 Monsanto Eviro-Chem Systems, Inc. Process for catalytic reaction of gases

Also Published As

Publication number Publication date
DE69736093T2 (de) 2006-12-07
MY117101A (en) 2004-05-31
EP0818232B1 (fr) 2006-06-14
CA2206236A1 (fr) 1998-01-08
JPH1057772A (ja) 1998-03-03
US6136283A (en) 2000-10-24
DE69736093D1 (de) 2006-07-27
EP0818232A1 (fr) 1998-01-14
TW410170B (en) 2000-11-01
CA2206236C (fr) 2001-10-30
AU730838B2 (en) 2001-03-15
CN1173387A (zh) 1998-02-18
AU730838C (en) 2001-11-29
AU2624197A (en) 1998-01-15
CN1091390C (zh) 2002-09-25

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