KR940011777A - 디젤엔진 배기가스 정화용 촉매 - Google Patents
디젤엔진 배기가스 정화용 촉매 Download PDFInfo
- Publication number
- KR940011777A KR940011777A KR1019930025830A KR930025830A KR940011777A KR 940011777 A KR940011777 A KR 940011777A KR 1019930025830 A KR1019930025830 A KR 1019930025830A KR 930025830 A KR930025830 A KR 930025830A KR 940011777 A KR940011777 A KR 940011777A
- Authority
- KR
- South Korea
- Prior art keywords
- catalyst
- refractory
- exhaust gas
- diesel engine
- dimensional structure
- Prior art date
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
- B01D53/92—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
- B01D53/944—Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
-
- 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
- B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
- B01J23/74—Iron group metals
- B01J23/745—Iron
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Catalysts (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Abstract
본 발명은 활성 성분으로서 철을 함유하는 디젤 엔진 배기가스의 정화용 촉매 뿐만아니라 내화성 삼차원 구조체와 내화성 삼차원 구조체에 증착된 내화성 무기 산화물 및 철을 함유하는 촉매성분을 포함하는 디젤 엔진 배기가스의 정화용 촉매에 관한 것이다.
디젤 엔진 배기가스가 저온일지라도 탄질 미립자, 미연소 탄화수소, 일산화 탄소등의 디젤 엔진 배기가스에 존재하는 유해물질을 연소하여 제거할 수 있으며, 또한 고온에서 상기 가스가 존재할때 이산화황으로부터 황산염의 형성을 억제할 수 있다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (4)
- 활성 성분으로서 철을 함유하는 디젤 엔진 배기가스의 전환용 촉매.
- 내화성 3차원 구조체와 내화성 3차원 구조체상에 증착된 내화성 무기 산화물 및 철을 함유하는 촉매성분을 포함하는 디젤 엔진 배기가스의 전환용 촉매.
- 제2항에 있어서, 내화성 무기 산화물이 활성 알루미나, 실리카, 티타니아, 지르코니아, 실리카-알루미나, 알루미나-지르코니아, 알루미나-티타이나, 실리카-티타니아, 실리카-지르코니아 및 티타니아-지르코니아로 이루어진 군에서 선택된 하나 이상의 산화물인 촉매.
- 제2항에 있어서, 내화성 3차원 구조체가 오우픈-플루오 메탈릭 허니코움(open-flow metallic honeycomb) 또는 오우픈-플로우 세라믹 허니코움 인 촉매.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP92-319,975 | 1992-11-30 | ||
JP31997592 | 1992-11-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR940011777A true KR940011777A (ko) | 1994-06-22 |
Family
ID=18116350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019930025830A KR940011777A (ko) | 1992-11-30 | 1993-11-30 | 디젤엔진 배기가스 정화용 촉매 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0600442A1 (ko) |
KR (1) | KR940011777A (ko) |
CA (1) | CA2110308A1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6013599A (en) | 1998-07-15 | 2000-01-11 | Redem Corporation | Self-regenerating diesel exhaust particulate filter and material |
DE102004028276B4 (de) * | 2004-06-11 | 2008-08-21 | Universität Karlsruhe | Vorrichtung zur Reinigung von Abgasen einer Verbrennungskraftmaschine |
FR2943927B1 (fr) * | 2009-04-02 | 2012-03-30 | Peugeot Citroen Automobiles Sa | Filtre a particules pour moteur a combustion interne |
US9616384B2 (en) | 2014-06-11 | 2017-04-11 | Basf Se | Base metal catalyst |
EP2982435A1 (de) | 2014-08-07 | 2016-02-10 | Kronos International, Inc. | Verfahren zur Herstellung eines kohlenstoffhaltigen Photokatalysators auf Basis von Titandioxid |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3430870A1 (de) * | 1984-08-22 | 1986-02-27 | Didier Engineering Gmbh, 4300 Essen | Verfahren zur abgasreinigung |
JP3113662B2 (ja) * | 1990-02-26 | 2000-12-04 | 株式会社日本触媒 | ディーゼルエンジン排ガス浄化用触媒体 |
JP3061399B2 (ja) * | 1990-06-20 | 2000-07-10 | 株式会社日本触媒 | ディーゼルエンジン排ガス浄化用触媒および浄化方法 |
-
1993
- 1993-11-30 EP EP93119283A patent/EP0600442A1/en not_active Withdrawn
- 1993-11-30 KR KR1019930025830A patent/KR940011777A/ko not_active Application Discontinuation
- 1993-11-30 CA CA002110308A patent/CA2110308A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CA2110308A1 (en) | 1994-05-31 |
EP0600442A1 (en) | 1994-06-08 |
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Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |