BR9000900A - Catalisador para a reducao seletiva de oxidos de nitrogenio com amoniaco - Google Patents
Catalisador para a reducao seletiva de oxidos de nitrogenio com amoniacoInfo
- Publication number
- BR9000900A BR9000900A BR909000900A BR9000900A BR9000900A BR 9000900 A BR9000900 A BR 9000900A BR 909000900 A BR909000900 A BR 909000900A BR 9000900 A BR9000900 A BR 9000900A BR 9000900 A BR9000900 A BR 9000900A
- Authority
- BR
- Brazil
- Prior art keywords
- catalyst
- nitrogen oxides
- selective reduction
- component
- ammoniac
- Prior art date
Links
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title abstract 5
- 239000003054 catalyst Substances 0.000 title abstract 3
- 229940095054 ammoniac Drugs 0.000 title 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract 2
- 229910052684 Cerium Inorganic materials 0.000 abstract 1
- 229910021529 ammonia Inorganic materials 0.000 abstract 1
- 238000001354 calcination Methods 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 229910052742 iron Inorganic materials 0.000 abstract 1
- 238000004898 kneading Methods 0.000 abstract 1
- 229910052746 lanthanum Inorganic materials 0.000 abstract 1
- 229910052750 molybdenum Inorganic materials 0.000 abstract 1
- 229910052758 niobium Inorganic materials 0.000 abstract 1
- 239000002243 precursor Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 229910052721 tungsten Inorganic materials 0.000 abstract 1
- 229910052720 vanadium Inorganic materials 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/0009—Use of binding agents; Moulding; Pressing; Powdering; Granulating; Addition of materials ameliorating the mechanical properties of the product catalyst
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/066—Zirconium or hafnium; Oxides or hydroxides thereof
-
- 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
-
- 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
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9413—Processes characterised by a specific catalyst
- B01D53/9418—Processes characterised by a specific catalyst for removing nitrogen oxides by selective catalytic reduction [SCR] using a reducing agent in a lean exhaust gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
- B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- B01J21/063—Titanium; Oxides or hydroxides thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J37/00—Processes, in general, for preparing catalysts; Processes, in general, for activation of catalysts
- B01J37/08—Heat treatment
-
- 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
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20707—Titanium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20723—Vanadium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/20—Metals or compounds thereof
- B01D2255/207—Transition metals
- B01D2255/20776—Tungsten
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/90—Physical characteristics of catalysts
- B01D2255/92—Dimensions
- B01D2255/9207—Specific surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/613—10-100 m2/g
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J35/00—Catalysts, in general, characterised by their form or physical properties
- B01J35/60—Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
- B01J35/61—Surface area
- B01J35/615—100-500 m2/g
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (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)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3906136A DE3906136C1 (enExample) | 1989-02-28 | 1989-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9000900A true BR9000900A (pt) | 1991-02-13 |
Family
ID=6375060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR909000900A BR9000900A (pt) | 1989-02-28 | 1990-02-23 | Catalisador para a reducao seletiva de oxidos de nitrogenio com amoniaco |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP0385164B1 (enExample) |
| JP (1) | JPH02290250A (enExample) |
| KR (1) | KR900012674A (enExample) |
| AT (1) | ATE95443T1 (enExample) |
| AU (1) | AU615375B2 (enExample) |
| BR (1) | BR9000900A (enExample) |
| CA (1) | CA2010970A1 (enExample) |
| DD (1) | DD296854A5 (enExample) |
| DE (2) | DE3906136C1 (enExample) |
| DK (1) | DK0385164T3 (enExample) |
| ES (1) | ES2046549T3 (enExample) |
| RU (1) | RU2058814C1 (enExample) |
Families Citing this family (52)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5120695A (en) * | 1989-07-28 | 1992-06-09 | Degusaa Aktiengesellschaft (Degussa Ag) | Catalyst for purifying exhaust gases from internal combustion engines and gas turbines operated at above the stoichiometric ratio |
| DE4215481A1 (de) * | 1992-05-11 | 1993-11-18 | Siemens Ag | Geformter keramischer Katalysator und Verfahren zu seiner Herstellung |
| JPH0768172A (ja) * | 1993-07-20 | 1995-03-14 | Sakai Chem Ind Co Ltd | 窒素酸化物接触還元用触媒及び方法 |
| EP0762925B1 (de) * | 1994-05-30 | 1999-08-11 | Siemens Aktiengesellschaft | Katalysator zur stickoxidminderung in einem strömungsmedium und verfahren zu seiner herstellung |
| EP0768110B1 (en) * | 1995-10-09 | 2002-02-20 | Shell Internationale Researchmaatschappij B.V. | Catalyst and process for converting nitrogen oxide compounds |
| JP3379627B2 (ja) * | 1996-08-30 | 2003-02-24 | 株式会社キャタラー | 排ガス浄化用触媒 |
| DE19844758C1 (de) * | 1998-09-29 | 2000-07-06 | Siemens Ag | Verfahren zur Herstellung eines Katalysatorkörpers |
| DE19903533A1 (de) * | 1999-01-29 | 2000-08-10 | Degussa | Verfahren zur selektiven katalytischen Reduktion von Stickoxiden in sauerstoffhaltigen Abgasen |
| DE10021071C1 (de) | 2000-04-29 | 2002-03-07 | Omg Ag & Co Kg | Verfahren zur Entfernung von Stickoxiden aus einem Sauerstoff enthaltenden Rauchgasstrom |
| DE10103771A1 (de) | 2001-01-27 | 2002-08-14 | Omg Ag & Co Kg | Verfahren zur Wiederherstellung der katalytischen Aktivität eines Katalysators, welcher im Abgastrakt eines Dieselmotors angeordnet ist und wenigstens eine Oxidationsfunktion aufweist |
| DE10124549A1 (de) | 2001-05-19 | 2002-11-28 | Degussa | Verfahren zur selektiven katalytischen Reduktion von Stickoxiden mit Ammoniak im mageren Abgas eines Verbrennungsprozesses |
| DE102005044494B3 (de) * | 2005-09-16 | 2007-03-08 | Wenzel, Lothar | Vorrichtung zur Beseitigung von schädlichen Bestandteilen aus Abgasen von Brennkraftmaschinen |
| EP2040834B2 (de) | 2006-07-08 | 2019-10-30 | Umicore AG & Co. KG | Strukturierter scr-katalysator zur reduktion von stickoxiden im abgas von magermotoren unter verwendung von ammoniak als reduktionsmittel |
| DE102006031724B3 (de) * | 2006-07-08 | 2008-04-30 | Umicore Ag & Co. Kg | Strukturierter SCR-Katalysator zur Reduktion von Stickoxiden im Abgas von Magermotoren unter Verwendung von Ammoniak als Reduktionsmittel |
| BRPI0717343A2 (pt) | 2006-10-23 | 2014-01-14 | Umicore Ag & Co Kg | Catalizador livre de vanádio para a redução catalítica, seletiva, e processos para produção do mesmo |
| JPWO2008096413A1 (ja) * | 2007-02-06 | 2010-05-20 | イビデン株式会社 | ハニカム構造体 |
| DE502008000454D1 (de) | 2008-04-11 | 2010-04-29 | Umicore Ag & Co Kg | Abgasreinigungssystem zur Behandlung von Motorenabgasen mittels SCR-Katalysator |
| EP2112339A1 (de) | 2008-04-24 | 2009-10-28 | Umicore AG & Co. KG | Verfahren und Vorrichtung zur Reinigung von Abgasen eines Verbrennungsmotors |
| JP5886042B2 (ja) | 2008-05-07 | 2016-03-16 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフトＵｍｉｃｏｒｅ ＡＧ ＆ Ｃｏ．ＫＧ | 分子ふるいをベースとするｓｃｒ触媒の使用下での炭化水素を含有する排気ガス中の窒素酸化物を減少する方法 |
| EP2138681B1 (de) | 2008-06-27 | 2019-03-27 | Umicore AG & Co. KG | Verfahren und Vorrichtung zur Reinigung von Dieselabgasen |
| US8246923B2 (en) | 2009-05-18 | 2012-08-21 | Umicore Ag & Co. Kg | High Pd content diesel oxidation catalysts with improved hydrothermal durability |
| US8557203B2 (en) | 2009-11-03 | 2013-10-15 | Umicore Ag & Co. Kg | Architectural diesel oxidation catalyst for enhanced NO2 generator |
| CN101757937B (zh) * | 2009-11-24 | 2012-08-29 | 江苏工业学院 | 二氧化钛插层光催化复合材料及制备方法 |
| KR20130097076A (ko) | 2010-04-20 | 2013-09-02 | 우미코레 아게 운트 코 카게 | 배기 가스 중의 질소 산화물을 선택적으로 촉매 환원시키기 위한 신규한 혼합된 산화물 물질 |
| US8758711B2 (en) * | 2010-12-20 | 2014-06-24 | Mitsubishi Heavy Industries, Ltd. | Carrier for NOx reduction catalyst |
| FR2972366B1 (fr) * | 2011-03-08 | 2016-01-15 | Rhodia Operations | Procede de traitement d'un gaz contenant des oxydes d'azote (nox) utilisant comme catalyseur une composition a base de zirconium, de cerium et de niobium |
| US9242211B2 (en) | 2011-05-30 | 2016-01-26 | The Babcock & Wilcox Company | Catalysts possessing an improved resistance to poisoning |
| CN103534028B (zh) | 2011-06-07 | 2017-02-08 | 尤米科尔股份公司及两合公司 | 用于在柴油发动机排气中的氮氧化物的选择性催化还原的催化转化器 |
| DE102012013288A1 (de) * | 2012-07-05 | 2014-01-09 | Man Truck & Bus Ag | Katalysator, Verfahren zur Herstellung des Katalysators, Verwendung des Katalysators |
| CN104768643A (zh) * | 2012-11-08 | 2015-07-08 | 揖斐电株式会社 | 蜂窝结构体及其制造方法 |
| CN104797333A (zh) * | 2012-11-08 | 2015-07-22 | 揖斐电株式会社 | 蜂窝结构体 |
| JP5902826B2 (ja) * | 2012-11-08 | 2016-04-13 | イビデン株式会社 | ハニカム構造体及びその製造方法 |
| EP2772302A1 (en) | 2013-02-27 | 2014-09-03 | Umicore AG & Co. KG | Hexagonal oxidation catalyst |
| EP2875863A1 (de) | 2013-11-25 | 2015-05-27 | Umicore AG & Co. KG | SCR-Katalysator |
| JP2015147165A (ja) * | 2014-02-05 | 2015-08-20 | イビデン株式会社 | ハニカム触媒及びハニカム触媒の製造方法 |
| DE102014113786A1 (de) | 2014-09-24 | 2016-03-24 | Umicore Ag & Co. Kg | Verfahren zur Herstellung eines Wolfram-haltigen Katalysators |
| DE102014113784A1 (de) | 2014-09-24 | 2016-03-24 | Umicore Ag & Co. Kg | Verfahren zur Herstellung eines Vanadium-haltigen Katalysators |
| CN108136372B (zh) * | 2015-10-28 | 2021-08-31 | 托普索公司 | 整料式蜂窝状氧化催化剂及其制备方法 |
| US10737258B2 (en) * | 2015-10-28 | 2020-08-11 | Umicore Ag & Co. Kg | Honeycomb catalyst for removal of nitrogen oxides in flue and exhaust gasses and method of preparation thereof |
| DE112017005130A5 (de) | 2016-10-10 | 2019-08-01 | Umicore Ag & Co. Kg | Katalysatoranordnung |
| CN110099731A (zh) | 2016-12-20 | 2019-08-06 | 优美科股份公司及两合公司 | 含有氧化钒和含有铁的分子筛的scr催化剂装置 |
| WO2018115045A1 (de) | 2016-12-20 | 2018-06-28 | Umicore Ag & Co. Kg | Scr-katalysatorvorrichtung enthaltend vanadiumoxid und eisen-haltiges molekularsieb |
| CN108283921A (zh) * | 2018-01-10 | 2018-07-17 | 北京国电龙源环保工程有限公司 | 60孔scr脱硝催化剂模块及其制备方法 |
| KR102067668B1 (ko) * | 2018-03-02 | 2020-01-17 | 한국과학기술연구원 | 질소산화물 환원용 촉매 및 이를 이용한 질소산화물 환원 시스템 |
| CN108927142A (zh) * | 2018-06-29 | 2018-12-04 | 凯龙高科技股份有限公司 | 一种整体式scr催化剂及其制备方法和用途 |
| KR102327832B1 (ko) | 2020-03-25 | 2021-11-18 | 한국과학기술연구원 | 질산 이온으로 기능화된 전이금속 산화물들로 이루어진 난분해성 오염물 분해용 촉매, 이를 포함하는 난분해성 오염물 분해 시스템 |
| WO2021194043A1 (ko) | 2020-03-25 | 2021-09-30 | 한국과학기술연구원 | 표면에 기능기를 함유하는 금속 산화물을 포함하는 펜톤 반응 시스템용 촉매 및 이를 이용한 펜톤 반응 시스템 |
| KR102327831B1 (ko) | 2020-03-25 | 2021-11-18 | 한국과학기술연구원 | 황산이온으로 기능화된 금속 산화물을 포함하는 전기적 펜톤 반응 시스템용 촉매, 이를 포함하는 전극 및 이를 이용한 전기적 펜톤 반응 시스템 |
| JP7904823B2 (ja) | 2020-09-18 | 2026-08-13 | ユミコア・アクチエンゲゼルシャフト・ウント・コムパニー・コマンディットゲゼルシャフト | Ｓｃｒ触媒組成物及び該触媒組成物を含むｓｃｒ触媒物品 |
| US20230392006A1 (en) * | 2020-10-27 | 2023-12-07 | Hasbro, Inc. | Stretch compound and method of making the same |
| KR102438438B1 (ko) * | 2020-11-25 | 2022-09-01 | 한서대학교 산학협력단 | 고정배출원의 배기가스 처리 저온 탈질촉매 및 그 제조방법 |
| EP4063003A1 (en) | 2021-03-23 | 2022-09-28 | UMICORE AG & Co. KG | Filter for the aftertreatment of exhaust gases of internal combustion engines |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4048112A (en) * | 1973-09-10 | 1977-09-13 | Mitsubishi Chemical Industries Ltd. | Catalyst for selective reduction of nitrogen oxides |
| US4085193A (en) * | 1973-12-12 | 1978-04-18 | Mitsubishi Petrochemical Co. Ltd. | Catalytic process for reducing nitrogen oxides to nitrogen |
| DE2846476C3 (de) * | 1977-10-26 | 1982-01-21 | Babcock-Hitachi K.K., Tokyo | Titandioxid enthaltendes Sinterprodukt und Verfahren zum Sintern von pulverförmigem Titandioxid |
| JPS56168835A (en) * | 1980-05-31 | 1981-12-25 | Mitsubishi Petrochem Co Ltd | Denitrating catalyst and denitrating method |
| JPH064126B2 (ja) * | 1985-06-10 | 1994-01-19 | 株式会社日本触媒 | 排ガス浄化方法 |
| DE3531809A1 (de) * | 1985-09-06 | 1987-03-26 | Kraftwerk Union Ag | Katalysatormaterial zur reduktion von stickoxiden |
| DE3531810A1 (de) * | 1985-09-06 | 1987-03-19 | Kraftwerk Union Ag | Katalysatormaterial zur reduktion von stickoxiden |
| JP2548754B2 (ja) * | 1987-12-02 | 1996-10-30 | 三菱重工業株式会社 | 窒素酸化物除去用触媒 |
-
1989
- 1989-02-28 DE DE3906136A patent/DE3906136C1/de not_active Expired - Lifetime
-
1990
- 1990-02-12 ES ES199090102664T patent/ES2046549T3/es not_active Expired - Lifetime
- 1990-02-12 DK DK90102664.1T patent/DK0385164T3/da active
- 1990-02-12 DE DE90102664T patent/DE59002961D1/de not_active Revoked
- 1990-02-12 AT AT90102664T patent/ATE95443T1/de not_active IP Right Cessation
- 1990-02-12 EP EP90102664A patent/EP0385164B1/de not_active Revoked
- 1990-02-21 AU AU50026/90A patent/AU615375B2/en not_active Ceased
- 1990-02-23 BR BR909000900A patent/BR9000900A/pt active Search and Examination
- 1990-02-27 KR KR1019900002491A patent/KR900012674A/ko not_active Withdrawn
- 1990-02-27 DD DD90338193A patent/DD296854A5/de not_active IP Right Cessation
- 1990-02-27 RU SU904743365A patent/RU2058814C1/ru active
- 1990-02-27 CA CA002010970A patent/CA2010970A1/en not_active Abandoned
- 1990-02-28 JP JP2046018A patent/JPH02290250A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ATE95443T1 (de) | 1993-10-15 |
| DE3906136C1 (enExample) | 1990-08-09 |
| DE59002961D1 (de) | 1993-11-11 |
| JPH02290250A (ja) | 1990-11-30 |
| DK0385164T3 (da) | 1994-02-28 |
| ES2046549T3 (es) | 1994-02-01 |
| KR900012674A (ko) | 1990-09-01 |
| DD296854A5 (de) | 1991-12-19 |
| AU5002690A (en) | 1990-09-06 |
| EP0385164B1 (de) | 1993-10-06 |
| AU615375B2 (en) | 1991-09-26 |
| RU2058814C1 (ru) | 1996-04-27 |
| CA2010970A1 (en) | 1990-08-31 |
| EP0385164A3 (en) | 1990-11-28 |
| EP0385164A2 (de) | 1990-09-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB20 | Grant procedure suspended (art. 20) | ||
| KF | Request for proof of payment of annual fee | ||
| FD5 | Application fees: dismissal - article 86 of industrial property law |