ATE146695T1 - Verfahren zur adsorption und entfernung von stickoxiden - Google Patents

Verfahren zur adsorption und entfernung von stickoxiden

Info

Publication number: ATE146695T1
Authority: AT; Austria
Prior art keywords: adsorption; removal; nitrogen oxides; nox; gases
Prior art date: 1992-10-22

Application number

AT93308206T

Other languages

English (en)

Inventor

Masayoshi Ichiki

Takanobu Watanabe

Atsushi Fukuju

Teruo Iwamoto

Shigenori Onitsuka

Original Assignee

Hitachi Shipbuilding Eng 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.)

1992-10-22

Filing date

1993-10-14

Publication date

1997-01-15

1993-10-14 Application filed by Hitachi Shipbuilding Eng Co filed Critical Hitachi Shipbuilding Eng Co

1997-01-15 Application granted granted Critical

1997-01-15 Publication of ATE146695T1 publication Critical patent/ATE146695T1/de

Links

238000001179 sorption measurement Methods 0.000 title abstract 3
238000000034 method Methods 0.000 title abstract 2
MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title 2
239000007789 gas Substances 0.000 abstract 3
238000005406 washing Methods 0.000 abstract 3
238000009423 ventilation Methods 0.000 abstract 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F3/00—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems
- F24F3/12—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling
- F24F3/14—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification
- F24F3/1411—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant
- F24F3/1423—Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatment; Apparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidification; by dehumidification by absorbing or adsorbing water, e.g. using an hygroscopic desiccant with a moving bed of solid desiccants, e.g. a rotary wheel supporting solid desiccants
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/06—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 adsorption, e.g. preparative gas chromatography with moving adsorbents, e.g. rotating beds
- 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
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9481—Catalyst preceded by an adsorption device without catalytic function for temporary storage of contaminants, e.g. during cold start
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/112—Metals or metal compounds not provided for in B01D2253/104 or B01D2253/106
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/25—Coated, impregnated or composite adsorbents
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/30—Physical properties of adsorbents
- B01D2253/302—Dimensions
- B01D2253/306—Surface area, e.g. BET-specific surface
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/30—Physical properties of adsorbents
- B01D2253/34—Specific shapes
- B01D2253/342—Monoliths
- B01D2253/3425—Honeycomb shape
- 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
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/06—Polluted air
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40011—Methods relating to the process cycle in pressure or temperature swing adsorption
- B01D2259/40077—Direction of flow
- B01D2259/40081—Counter-current
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/40—Further details for adsorption processes and devices
- B01D2259/40083—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption
- B01D2259/40088—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating
- B01D2259/4009—Regeneration of adsorbents in processes other than pressure or temperature swing adsorption by heating using hot gas
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- 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
- B01D53/02—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 adsorption, e.g. preparative gas chromatography
- B01D53/04—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 adsorption, e.g. preparative gas chromatography with stationary adsorbents
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1028—Rotary wheel combined with a spraying device
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1032—Desiccant wheel
- F24F2203/1036—Details
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1048—Geometric details
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1056—Rotary wheel comprising a reheater
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1056—Rotary wheel comprising a reheater
- F24F2203/106—Electrical reheater
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1068—Rotary wheel comprising one rotor
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2203/00—Devices or apparatus used for air treatment
- F24F2203/10—Rotary wheel
- F24F2203/1092—Rotary wheel comprising four flow rotor segments

Landscapes

Engineering & Computer Science (AREA)
Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Combustion & Propulsion (AREA)
Chemical Kinetics & Catalysis (AREA)
Analytical Chemistry (AREA)
General Chemical & Material Sciences (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Health & Medical Sciences (AREA)
Biomedical Technology (AREA)
Environmental & Geological Engineering (AREA)
Treating Waste Gases (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Separation Of Gases By Adsorption (AREA)
Exhaust Gas Treatment By Means Of Catalyst (AREA)
Catalysts (AREA)

AT93308206T 1992-10-22 1993-10-14 Verfahren zur adsorption und entfernung von stickoxiden ATE146695T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP4284490A JP2557307B2 (ja)	1992-10-22	1992-10-22	ＮＯｘ吸着除去法

Publications (1)

Publication Number	Publication Date
ATE146695T1 true ATE146695T1 (de)	1997-01-15

Family

ID=17679195

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT93308206T ATE146695T1 (de)	1992-10-22	1993-10-14	Verfahren zur adsorption und entfernung von stickoxiden

Country Status (8)

Country	Link
US (1)	US5435981A (de)
EP (1)	EP0594360B1 (de)
JP (1)	JP2557307B2 (de)
AT (1)	ATE146695T1 (de)
CA (1)	CA2108818A1 (de)
DE (1)	DE69306909T2 (de)
DK (1)	DK0594360T3 (de)
TW (1)	TW279812B (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
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ATE211406T1 (de) *	1994-10-20	2002-01-15	Mitsubishi Heavy Ind Ltd	Verfahren zur adsorption von ammoniak
US5770163A (en) *	1994-12-21	1998-06-23	Mitsubishi Jukogyo Kabushiki Kaisha	System for the recovery of ammonia escaping from an ammonia reduction denitrator
US5628819A (en) *	1995-09-28	1997-05-13	Calgon Carbon Corporation	Method and apparatus for continuous adsorption of adsorbable contaminates and adsorber regeneration
JP2001255083A (ja) *	2000-03-14	2001-09-21	Seibu Giken Co Ltd	熱交換装置
JP2003038928A (ja) *	2000-10-05	2003-02-12	Mitsubishi Paper Mills Ltd	加熱再生式有機系ローター部材およびその製造方法
DE10130872A1 (de) *	2001-06-30	2003-01-30	Gerd Gaiser	Verfahren zur Reinigung von Abgasen
DE10157550C2 (de) *	2001-11-23	2003-09-18	Klingenburg Gmbh	Sorptionsrotor
US20050217481A1 (en) *	2004-03-31	2005-10-06	Dunne Stephen R	Rotary adsorbent contactors for drying, purification and separation of gases
US7101414B2 (en) *	2004-04-27	2006-09-05	Munters Corporation	Rotary bed sorption system including at least one recycled isolation loop, and methods of designing and operating such a system
WO2006010277A2 (en) *	2004-07-29	2006-02-02	Nxtgen Emission Controls Inc.	Integrated system for reducing fuel consumption and emissions in an internal combustion engine
US20060035782A1 (en) *	2004-08-12	2006-02-16	Ford Global Technologies, Llc	PROCESSING METHODS AND FORMULATIONS TO ENHANCE STABILITY OF LEAN-NOx-TRAP CATALYSTS BASED ON ALKALI- AND ALKALINE-EARTH-METAL COMPOUNDS
US7622095B2 (en) *	2004-08-12	2009-11-24	Ford Global Technologies, Llc	Catalyst composition for use in a lean NOx trap and method of using
US7749474B2 (en) *	2004-08-12	2010-07-06	Ford Global Technologies, Llc	Catalyst composition for use in a lean NOx trap and method of using
US7137249B2 (en) *	2004-08-12	2006-11-21	Ford Global Technologies, Llc	Thermally stable lean nox trap
US7811961B2 (en) *	2004-08-12	2010-10-12	Ford Global Technologies, Llc	Methods and formulations for enhancing NH3 adsorption capacity of selective catalytic reduction catalysts
TWI300011B (en) *	2004-11-10	2008-08-21	Ind Tech Res Inst	Method and apparatus for treating inorganic acid gas
ITMI20050075A1 (it) *	2005-01-21	2006-07-22	Polaris Srl	Metodo ed impianto per depurare un flusso gassoso contenente composti volatili organici e-o inorganici
JP5318333B2 (ja) *	2006-05-11	2013-10-16	昭和電工株式会社	フッ素化合物含有ガスの処理方法及び処理装置
JP5405779B2 (ja) *	2008-08-19	2014-02-05	エア・ウォーター株式会社	呼気ガスの処理装置
CN104307322A (zh) *	2014-10-16	2015-01-28	无锡雪浪环境科技股份有限公司	一种NOx、二恶英回流的烟气净化系统及其方法
KR102034860B1 (ko) *	2017-11-24	2019-10-21	한국에너지기술연구원	아민을 포함하는 기체의 고순도화 공정
FR3077996B1 (fr) *	2018-02-21	2020-02-21	Suez Groupe	Procede pour le traitement de gaz et unite de traitement associee
CN108744896B (zh) *	2018-07-20	2023-12-15	四川思达能环保科技有限公司	一种氮氧化物烟气吸收制酸系统
CN110159334B (zh) *	2019-06-17	2024-03-22	西南交通大学	隧道工作面污风循环利用装置
CN112387079B (zh) *	2021-01-20	2021-04-09	山东中航泰达复合材料有限公司	一种无害化处理用废气多级处理装置
CN114939325B (zh) *	2022-06-07	2023-03-14	西安热工研究院有限公司	一种基于热流体的吸附装置支架
CN118187996B (zh) *	2024-04-19	2025-08-26	中国矿业大学	基于金属有机框架材料的多能互补矿井除湿空调系统

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SE405109B (sv) *	1977-04-12	1978-11-20	Svenska Flaektfabriken Ab	Forfarande for utvinning av koncentrerad svaveldioxid ur avgaser innehallande svaveldioxid
DE3407277C2 (de) *	1984-02-28	1987-03-19	Deutsche Babcock Anlagen Ag, 4200 Oberhausen	Verfahren und Vorrichtung zur Reinigung von Rauchgas
DE3604946C2 (de) *	1986-02-17	1987-04-09	Mehdi Haji Dr.-Ing. 7259 Friolzheim Javad	Verfahren und Vorrichtung zur Reinigung von Rauchgasen
US5158582A (en) *	1988-05-30	1992-10-27	Hitachi Zosen Corporation	Method of removing NOx by adsorption, NOx adsorbent and apparatus for purifying NOx-containing gas
JPH0618609B2 (ja) *	1990-03-06	1994-03-16	公害健康被害補償予防協会	道路トンネル等の換気ガスの浄化装置
DE69216764T2 (de) *	1991-10-31	1997-05-22	Hitachi Shipbuilding Eng Co	Adsorbtionsmittel zur Entfernung von Niedrig-Konzentration-Stickoxiden

1992
- 1992-10-22 JP JP4284490A patent/JP2557307B2/ja not_active Expired - Fee Related
1993
- 1993-09-06 TW TW082107269A patent/TW279812B/zh active
- 1993-10-12 US US08/133,866 patent/US5435981A/en not_active Expired - Fee Related
- 1993-10-14 DK DK93308206.7T patent/DK0594360T3/da active
- 1993-10-14 EP EP93308206A patent/EP0594360B1/de not_active Expired - Lifetime
- 1993-10-14 DE DE69306909T patent/DE69306909T2/de not_active Expired - Fee Related
- 1993-10-14 AT AT93308206T patent/ATE146695T1/de not_active IP Right Cessation
- 1993-10-20 CA CA002108818A patent/CA2108818A1/en not_active Abandoned

Also Published As

Publication number	Publication date
EP0594360B1 (de)	1996-12-27
TW279812B (de)	1996-07-01
US5435981A (en)	1995-07-25
DE69306909T2 (de)	1997-05-07
EP0594360A1 (de)	1994-04-27
JPH06178913A (ja)	1994-06-28
JP2557307B2 (ja)	1996-11-27
DE69306909D1 (de)	1997-02-06
DK0594360T3 (da)	1997-06-16
CA2108818A1 (en)	1994-04-23

Legal Events

Date	Code	Title	Description
1997-06-15	UEP	Publication of translation of european patent specification
1999-07-15	REN	Ceased due to non-payment of the annual fee

Publication	Publication Date	Title
ATE146695T1 (de)	1997-01-15	Verfahren zur adsorption und entfernung von stickoxiden
DE69522772D1 (de)	2001-10-25	Verfahren zum Eliminieren von Kohlendioxyd aus Gasen
DE69519717D1 (de)	2001-02-01	Verfahren zum Entfernen von Kohlendioxid und Stickstoffoxiden aus Verbrennungsabgasen
DE69015326D1 (de)	1995-02-02	Verfahren zum Fixieren von Kohlendioxyd und Vorrichtung zum Behandeln von Kohlendioxyd.
DE69019690D1 (de)	1995-06-29	Verfahren zur Filtrierung und Reinigung von Wasser.
DE69523421D1 (de)	2001-11-29	Verfahren und Vorrichtung zur Behandlung von Abgasen mit Elektronenstrahlen
DE59510832D1 (de)	2003-12-24	Verfahren zur katalytischen Reinigung von Abgasen
DE69101701D1 (de)	1994-05-19	Katalytische Zusammensetzung zur Reinigung von Abgasen und Verfahren zu seiner Herstellung.
DE69503937D1 (de)	1998-09-17	Verfahren zur Entfernung von Kohlendioxid aus Verbrennungsabgasen
DE69532694D1 (de)	2004-04-22	Verfahren zur Gewinnung und Wiederverwendung von Phosphor-Ruthenium-Komplexkatalysatoren
DE69513615D1 (de)	2000-01-05	Verfahren zum Reinigen von Halogen-enthaltendem Gas
ATE123586T1 (de)	1995-06-15	Verfahren und ofen zur behandlung von schmelzbaren abfällen.
DE69426856D1 (de)	2001-04-19	Katalysator und Verfahren zum Reinigen von Abgasen
DE68900874D1 (de)	1992-04-02	Verfahren und einrichtung zur wiedergewinnung von waermeenergie aus abgasen der katalysator-regeneration.
ATE232285T1 (de)	2003-02-15	Verfahren zum reinigen von rauchgas
DE69228993D1 (de)	1999-05-27	Verfahren zum behandeln von abgas
DE69110202D1 (de)	1995-07-13	Verfahren zur Entschwefelung von Rauchgasen.
DE69129283D1 (de)	1998-05-28	Verfahren zur katalytischen Reinigung von Abgasen
DE3861036D1 (de)	1990-12-20	Verfahren zum regenerieren von mit kohlendioxid und kohlenoxisulfid beladenen waschloesungesstroemen.
DE59404368D1 (de)	1997-11-20	Verfahren zur herstellung von pentafluorethan und zur reinigung von 1,1,1,2-tetrafluorethan
AT399826B (de)	1995-07-25	Verfahren und vorrichtung zur reinigung von chlorwasserstoff und schwefeldioxid enthaltenden gasen
ATE211406T1 (de)	2002-01-15	Verfahren zur adsorption von ammoniak
DE69708487D1 (de)	2002-01-10	Verfahren und Einrichtung zur Behandlung von Rauchgasen
EP0663234A3 (de)	1995-11-22	Verfahren zum aeroben mikrobiologischen Dekontaminieren von Gasen.
FI873842A7 (fi)	1988-03-18	Menetelmä savukaasujen rikinpoistossa syntyeen jäteveden käsittelemiseksi.