KR20180098416A - 디젤 미립자 필터 - Google Patents
디젤 미립자 필터 Download PDFInfo
- Publication number
- KR20180098416A KR20180098416A KR1020187023796A KR20187023796A KR20180098416A KR 20180098416 A KR20180098416 A KR 20180098416A KR 1020187023796 A KR1020187023796 A KR 1020187023796A KR 20187023796 A KR20187023796 A KR 20187023796A KR 20180098416 A KR20180098416 A KR 20180098416A
- Authority
- KR
- South Korea
- Prior art keywords
- filter
- catalyst
- zeolite
- aerosol
- exhaust gas
- 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.)
- Granted
Links
Images
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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
- B01J29/42—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively containing iron group metals, noble metals or copper
- B01J29/44—Noble metals
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
-
- 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
- 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
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/42—Platinum
-
- 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
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/40—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11, as exemplified by patent documents US3702886, GB1334243 and US3709979, respectively
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/7015—CHA-type, e.g. Chabazite, LZ-218
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/70—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65
- B01J29/72—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of types characterised by their specific structure not provided for in groups B01J29/08 - B01J29/65 containing iron group metals, noble metals or copper
- B01J29/76—Iron group metals or copper
- B01J29/763—CHA-type, e.g. Chabazite, LZ-218
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
- B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
- B01J29/80—Mixtures of different zeolites
-
- 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
- B01J35/19—Catalysts containing parts with different compositions
-
- 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
- B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
- B01J35/31—Density
-
- 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
- B01J35/40—Catalysts, in general, characterised by their form or physical properties characterised by dimensions, e.g. grain size
-
- 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
- B01J35/64—Pore diameter
- B01J35/657—Pore diameter larger than 1000 nm
-
- 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
- B01J37/0027—Powdering
- B01J37/0054—Drying of aerosols
-
- 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
- B01J37/02—Impregnation, coating or precipitation
- B01J37/03—Precipitation; Co-precipitation
- B01J37/038—Precipitation; Co-precipitation to form slurries or suspensions, e.g. a washcoat
-
- 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
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
-
- 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
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/022—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous
- F01N3/0222—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters characterised by specially adapted filtering structure, e.g. honeycomb, mesh or fibrous the structure being monolithic, e.g. honeycombs
-
- 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
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/033—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
- F01N3/035—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1021—Platinum
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/10—Noble metals or compounds thereof
- B01D2255/102—Platinum group metals
- B01D2255/1023—Palladium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/50—Zeolites
- B01D2255/504—ZSM 5 zeolites
-
- 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
- B01J35/50—Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
- B01J35/56—Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
-
- 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
- F01N2370/00—Selection of materials for exhaust purification
- F01N2370/02—Selection of materials for exhaust purification used in catalytic reactors
- F01N2370/04—Zeolitic material
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Crystallography & Structural Chemistry (AREA)
- Biomedical Technology (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Catalysts (AREA)
- Exhaust Gas After Treatment (AREA)
- Filtering Materials (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Nanotechnology (AREA)
Abstract
Description
도 1은 종래 기술의 (비교용) 촉매화 필터에 대한 시간에 대해 도시된 여과 효율을 나타내는 그래프이다.
도 2는 같은 종래 기술의 (비교용) 촉매화 필터에 대한 매연 로딩에 대해 도시된 배압을 나타내는 그래프이다.
도 3은 이제 본 발명에 따르는 내화 재료 분말 가교 네트웍을 포함하는, 또한 같은 종래 기술의 (비교용) 촉매화 필터의 시간에 대한 여과 효율 도시를 포함하는 도 1과 같은 그래프이다.
도 4는 이제 수회의 필터 로딩/재생 사이클 후 본 발명에 따르는 내화 재료 분말 가교 네트웍을 포함하는, 또한 종래 기술의 (비교용) 촉매화 필터의 매연 로딩에 대한 배압 도시를 포함하는 도 2와 같은 그래프이다.
도 5는 표준 SCR 촉매화 필터 (종래 기술)에 대한 시간에 대해 도시된 여과 효율을 나타내는 그래프이다.
도 6은 표준 SCR 촉매화 필터 (종래 기술)에 대한 매연 로딩에 대해 도시된 배압을 나타내는 그래프이다.
도 7은 도 5에 나타낸 종래 기술 SCR 촉매화 필터의 여과 효율을 본 발명에 따르는 입구 표면상에 건조한 내화 재료 분말을 포함하는 같은 종래 기술 필터와 비교하는 그래프이다.
도 8은 도 6에 나타낸 종래 기술 SCR 촉매화 필터의 매연 로딩된 배압을 본 발명에 따르는 입구 표면상에 건조한 내화 재료 분말을 포함하는 같은 종래 기술 필터와 비교하는 그래프이다.
도 9는 엔진 시효 전과 후에 모두 도 7에 나타낸 종래 기술 SCR 촉매화 필터의 여과 효율을 본 발명에 따르는 입구 표면상에 건조한 내화 재료 분말을 포함하는 같은 종래 기술 필터와 비교하는 그래프이다.
도 10은 엔진 시효 전과 후에 모두 도 8에 나타낸 종래 기술 SCR 촉매화 필터의 매연 로딩된 배압을 본 발명에 따르는 입구 표면상에 건조한 내화 재료 분말을 포함하는 같은 종래 기술 필터와 비교하는 그래프이다.
도 11은 종래 기술 SCR 촉매화 필터의 여과 효율을 본 발명에 따르는 입구 표면상에 건조한 내화 재료 분말을 포함하는 같은 종래 기술 필터와 비교하는 그래프이다.
도 12는 종래 기술 SCR 촉매화 필터의 매연 로딩된 배압을 본 발명에 따르는 입구 표면상에 촉매화된 건조한 내화 재료 분말을 포함하는 같은 종래 기술 필터와 비교하는 그래프이다.
도 13은 종래 기술 SCR 촉매화 필터 상에 촉매화 내화 재료의 부가와 함께 및 부가없이 NOx 변환 개선을 비교하는 그래프이다.
Claims (12)
- (a) 다공성 구조에 의해서 분리되어 있는 입구 표면과 출구 표면을 가진 다공성 기판; 및
(b) 입구 표면 위에 가교 네트웍 형태의 촉매 필터 케익
을 포함하는, 린번 배기 가스로부터 미립자 물질을 여과하기 위한 필터로서,
상기 가교 네트웍은
실리케이트 제올라이트; 알루미노실리케이트 제올라이트; 금속-치환된 알루미노실리케이트 제올라이트; 비-제올라이트 분자 시브; 및 알루미나, 실리카, 지르코니아, 세리아, 크로미아, 마그네시아, 칼시아, 티타니아 및 이들 중 어느 2종 이상의 혼성 산화물로 구성되는 군으로부터 선택된 금속 산화물
로 구성되는 군으로부터 선택된 상호연결된 무기 입자를 포함하며,
단, 상기 금속 산화물 입자는 0.2μm보다 크고 5μm보다 작은 평균 크기를 갖고, 1.2g/in3 미만의 단위 체적당 내화 재료 분말 로딩을 갖고,
상호연결된 무기 입자는 건조 에어로졸-퇴적되고 기공들에 걸쳐 가교를 형성하는,
린번 배기 가스로부터 미립자 물질을 여과하기 위한 필터. - 제1항에 있어서, 상기 케익은 0.05 내지 1g/㎤의 벌크 밀도를 가진 분말로부터 유래된 것인 필터.
- 제1항에 있어서, 상기 케익은 0.1 내지 0.4g/㎤의 벌크 밀도를 가진 분말로부터 유래된 것인 필터.
- 제1항에 있어서, 다공성 기판은 11-22μm의 평균 기공 직경을 가진 것인 필터.
- 제1항에 있어서, 다공성 기판은 벽-흐름 필터인 필터.
- 제1항에 있어서, 상기 케익은 1.2g/in3보다 적은 양으로 존재하는 필터.
- 제1항에 있어서, 무기 입자는 선택적 촉매 환원(SCR) 촉매인 필터.
- 제1항에 있어서, 무기 입자는 제올라이트 또는 CHA 틀 구조를 가진 비-제올라이트 분자 시브인 필터.
- 제1항에 있어서, 스리-웨이 촉매(TWC), NOx 흡수제, 산화 촉매, 탄화수소 트랩, 희박 NOx 촉매, 및 이들의 조합으로 구성되는 군으로부터 선택된 촉매 워시코트를 더 포함하는 필터.
- 린번 배기 가스로부터 미립자 물질을 여과하기 위한 다공성 필터의 입구 표면 위에 건조 미립자 에어로졸을 분무하여 0.3 내지 1.2g/in3의 밀도를 가진 필터 케익을 형성하는 단계를 포함하는 필터 제조 방법으로서, 상기 에어로졸은 실리케이트 제올라이트, 알루미노실리케이트 제올라이트, 금속-치환된 알루미노실리케이트 제올라이트, 비-제올라이트 분자 시브 및 금속 산화물로 구성되는 군으로부터 선택된 무기 입자를 포함하고, 상기 금속 산화물은 알루미나, 실리카, 지르코니아, 세리아, 크로미아, 마그네시아, 칼시아, 티타니아 및 이들 중 어느 2종 이상의 혼성 산화물로 구성되는 군으로부터 선택되고, 단, 상기 금속 산화물 입자는 0.2μm보다 크고 5μm보다 작은 평균 크기를 갖고, 1.2g/in3 미만의 단위 체적당 내화 재료 분말 로딩을 갖는, 필터 제조 방법.
- 제10항에 있어서, 상기 에어로졸의 상기 무기 입자는 0.1 내지 0.4g/㎤의 벌크 밀도를 가진 분말로부터 유래된 것인 방법.
- 제10항에 있어서, 상기 건조 미립자 에어로졸이 미처리된 기판 위에 퇴적되는 방법.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35088910P | 2010-06-02 | 2010-06-02 | |
| US61/350,889 | 2010-06-02 | ||
| PCT/IB2011/001205 WO2011151711A1 (en) | 2010-06-02 | 2011-06-02 | Diesel particulate filter |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020127034425A Division KR20130111979A (ko) | 2010-06-02 | 2011-06-02 | 디젤 미립자 필터 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20180098416A true KR20180098416A (ko) | 2018-09-03 |
| KR101999496B1 KR101999496B1 (ko) | 2019-07-11 |
Family
ID=43736417
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020127034425A Ceased KR20130111979A (ko) | 2010-06-02 | 2011-06-02 | 디젤 미립자 필터 |
| KR1020187023796A Active KR101999496B1 (ko) | 2010-06-02 | 2011-06-02 | 디젤 미립자 필터 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020127034425A Ceased KR20130111979A (ko) | 2010-06-02 | 2011-06-02 | 디젤 미립자 필터 |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US9352277B2 (ko) |
| EP (1) | EP2576021B1 (ko) |
| JP (1) | JP5865356B2 (ko) |
| KR (2) | KR20130111979A (ko) |
| CN (1) | CN103079683B (ko) |
| BR (1) | BR112012030599B8 (ko) |
| GB (1) | GB201100595D0 (ko) |
| RU (1) | RU2587086C2 (ko) |
| WO (1) | WO2011151711A1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210067411A (ko) | 2019-11-29 | 2021-06-08 | (주)에이에스피 | 폴리머 비드 및 그 제조방법 |
Families Citing this family (74)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011002936A1 (de) * | 2011-01-20 | 2012-07-26 | Ford Global Technologies, Llc | Partikelsensor, Abgassystem und Verfahren zum Bestimmen von Partikeln im Abgas |
| JP6395602B2 (ja) * | 2011-07-13 | 2018-09-26 | ハルドール・トプサー・アクチエゼルスカベット | 触媒微粒子フィルター及び微粒子フィルターの被覆方法 |
| GB201207313D0 (en) | 2012-04-24 | 2012-06-13 | Johnson Matthey Plc | Filter substrate comprising three-way catalyst |
| GB2513364B (en) | 2013-04-24 | 2019-06-19 | Johnson Matthey Plc | Positive ignition engine and exhaust system comprising catalysed zone-coated filter substrate |
| GB201302686D0 (en) * | 2013-02-15 | 2013-04-03 | Johnson Matthey Plc | Filter comprising three-way catalyst |
| FR3003478B1 (fr) * | 2013-03-22 | 2016-12-23 | Peugeot Citroen Automobiles Sa | Filtre a particules |
| GB2512648B (en) | 2013-04-05 | 2018-06-20 | Johnson Matthey Plc | Filter substrate comprising three-way catalyst |
| WO2014194229A1 (en) | 2013-05-31 | 2014-12-04 | Johnson Matthey Public Limited Company | Catalyzed filter for treating exhaust gas |
| JP6559673B2 (ja) | 2013-08-30 | 2019-08-14 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニーJohnson Matthey Public Limited Company | Noxを含む排気ガスを処理するためのゼオライトブレンド触媒 |
| US10323593B2 (en) * | 2013-10-03 | 2019-06-18 | Umicore Ag & Co. Kg | Exhaust aftertreatment system |
| US9616384B2 (en) * | 2014-06-11 | 2017-04-11 | Basf Se | Base metal catalyst |
| JP6379910B2 (ja) * | 2014-09-17 | 2018-08-29 | 株式会社Ihi | アンモニア合成触媒、アンモニア合成触媒の製造方法およびアンモニア合成方法 |
| CA2961232A1 (en) * | 2014-10-21 | 2016-04-28 | Basf Corporation | Emissions treatment systems with twc catalysts and scr-hct catalysts |
| JP2019517912A (ja) * | 2016-05-09 | 2019-06-27 | ユニフラックス ワン リミテッド ライアビリティ カンパニー | 高表面積材料を有する触媒濾過媒体及びそれを作る方法 |
| US10914214B2 (en) * | 2016-09-20 | 2021-02-09 | Umicore Ag & Co. Kg | SCR diesel particle filter with oxidation catalyst and oxygen storage catalyst loadings, and exhaust system including the same |
| GB201622179D0 (en) * | 2016-12-23 | 2017-02-08 | Johnson Matthey Plc | Gasoline particulate filter |
| DE102017219937B4 (de) | 2017-11-09 | 2024-05-08 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zur Einbringung von Aschepartikeln in eine Abgasanlage eines Kraftfahrzeugs |
| DE102017219940A1 (de) * | 2017-11-09 | 2019-05-09 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zum Betreiben eines Partikelfilters |
| JP7158141B2 (ja) * | 2017-11-27 | 2022-10-21 | エヌ・イーケムキャット株式会社 | 触媒用スラリー組成物及びその製造方法、これを用いた触媒の製造方法、並びに、Cu含有ゼオライトの製造方法 |
| KR102085652B1 (ko) * | 2017-12-29 | 2020-03-06 | 현대자동차 주식회사 | 규칙적인 메조 기공을 가진 제오라이트 입자에 금속이 함침된 탄화수소 흡착제 및 그 제조방법 |
| KR20200110445A (ko) * | 2018-02-05 | 2020-09-23 | 바스프 코포레이션 | 개선된 필터 특성을 갖는 4-원 전환 촉매 |
| WO2019161775A1 (en) * | 2018-02-26 | 2019-08-29 | Basf Corporation | Catalyst for gasoline engine exhaust gas aftertreatment |
| DE102018108346A1 (de) | 2018-04-09 | 2019-10-10 | Umicore Ag & Co. Kg | Beschichteter Wandflussfilter |
| DE102018110804B4 (de) | 2018-05-04 | 2024-06-27 | Umicore Ag & Co. Kg | Beschichteter Wandflussfilter |
| DE102018111246A1 (de) | 2018-05-09 | 2019-11-14 | Umicore Ag & Co. Kg | Verfahren zum Beschichten eines Wandflussfilters |
| CN112601600A (zh) * | 2018-08-31 | 2021-04-02 | 巴斯夫公司 | 用于处理废气流的四效转化催化剂 |
| EP3844125B1 (en) | 2018-08-31 | 2026-01-14 | Corning Incorporated | Methods of making honeycomb bodies having inorganic filtration deposits |
| EP4570778A1 (en) | 2018-08-31 | 2025-06-18 | Corning Incorporated | Methods of making honeycomb bodies having inorganic filtration deposits |
| JP7382407B2 (ja) | 2018-09-03 | 2023-11-16 | コーニング インコーポレイテッド | 多孔質材料を有するハニカム体 |
| DE102018127955A1 (de) | 2018-11-08 | 2020-05-14 | Umicore Ag & Co. Kg | Katalytisch aktiver Partikelfilter mit hoher Filtrationseffizienz |
| DE102018127957A1 (de) | 2018-11-08 | 2020-05-14 | Umicore Ag & Co. Kg | Partikelfilter mit mehreren Beschichtungen |
| DE102018127953B4 (de) * | 2018-11-08 | 2025-03-20 | Umicore Ag & Co. Kg | Wandflussfilter mit hoher Filtrationseffizienz |
| KR102563441B1 (ko) * | 2018-11-12 | 2023-08-03 | 현대자동차 주식회사 | 배출 가스 정화 장치 |
| DE102019100099B4 (de) * | 2019-01-04 | 2022-09-08 | Umicore Ag & Co. Kg | Verfahren zur Herstellung von katalytisch aktiven Wandflussfiltern, katalytisch aktiver Wandflussfilter und dessen Verwendung |
| DE102019103765B4 (de) | 2019-02-14 | 2023-01-12 | Umicore Ag & Co. Kg | Verfahren zur Herstellung von Autoabgaskatalysatoren |
| JP7536786B2 (ja) * | 2019-04-22 | 2024-08-20 | ビーエーエスエフ コーポレーション | 触媒化ガソリン微粒子フィルタ |
| US11268413B2 (en) * | 2019-05-07 | 2022-03-08 | Ford Global Technologies, Llc | Method and system for gasoline particulate filter |
| CN110227538A (zh) * | 2019-06-11 | 2019-09-13 | 一汽解放汽车有限公司 | 同时去除NOx和PM的高活性DPF涂层的制备方法 |
| DE102019121084A1 (de) | 2019-08-05 | 2021-02-11 | Umicore Ag & Co. Kg | Katalysatorsubstrate mit poröser Beschichtung |
| GB201911704D0 (en) | 2019-08-15 | 2019-10-02 | Johnson Matthey Plc | Treatment of particulate filters |
| GB201911702D0 (en) * | 2019-08-15 | 2019-10-02 | Johnson Matthey Plc | Particulate filters |
| DE102020103292A1 (de) | 2020-02-10 | 2021-08-12 | Umicore Ag & Co. Kg | Verwendung von Ultraschall zur Reinigung von Wandflussfiltersubstraten |
| GB2592258B (en) | 2020-02-21 | 2024-01-24 | Johnson Matthey Plc | Improvements in or relating to particulate filters |
| US20230173535A1 (en) * | 2020-04-28 | 2023-06-08 | Corning Incorporated | Aerosol deposition apparatus, method, and filter body with deposits |
| DE102020131366A1 (de) | 2020-11-26 | 2022-06-02 | Umicore Ag & Co. Kg | Abgasreinigungssystem für stöchiometrisch betriebene Verbrennungsmotoren |
| EP4015066A1 (de) | 2020-12-15 | 2022-06-22 | UMICORE AG & Co. KG | Katalytisch aktiver partikelfilter mit hoher filtrationseffizienz |
| EP4015064B1 (de) | 2020-12-15 | 2025-01-22 | Umicore AG & Co. KG | Katalytisch aktiver partikelfilter mit hoher filtrationseffizienz |
| EP4015067A1 (de) | 2020-12-15 | 2022-06-22 | UMICORE AG & Co. KG | Katalytisch aktiver partikelfilter mit hoher filtrationseffizienz |
| EP4015065B1 (de) | 2020-12-15 | 2025-02-26 | Umicore AG & Co. KG | Katalytisch aktiver partikelfilter mit hoher filtrationseffizienz |
| US20220258201A1 (en) | 2021-02-12 | 2022-08-18 | Johnson Matthey Public Limited Company | Powder spraying system, powder spraying nozzle and method |
| US12357981B2 (en) * | 2021-02-12 | 2025-07-15 | Johnson Matthey Public Limited Company | Particulate filters |
| JP7717468B2 (ja) * | 2021-02-16 | 2025-08-04 | 株式会社キャタラー | 排ガス浄化用触媒 |
| JP7717467B2 (ja) * | 2021-02-16 | 2025-08-04 | 株式会社キャタラー | 排ガス浄化用触媒 |
| DE102021107130B4 (de) | 2021-03-23 | 2022-12-29 | Umicore Ag & Co. Kg | Vorrichtung zur Erhöhung der Frischfiltration von Benzinpartikelfiltern |
| EP4063003A1 (en) | 2021-03-23 | 2022-09-28 | UMICORE AG & Co. KG | Filter for the aftertreatment of exhaust gases of internal combustion engines |
| DE202021103624U1 (de) | 2021-07-06 | 2022-10-14 | Umicore Ag & Co. Kg | WC Applikator |
| EP4137233A1 (en) | 2021-08-20 | 2023-02-22 | Johnson Matthey Public Limited Company | Improvements in or relating to particulate filters |
| JP7696022B2 (ja) * | 2021-08-27 | 2025-06-19 | ジョンソン、マッセイ、パブリック、リミテッド、カンパニー | モノリス物品上に無機酸化物コーティングを形成する方法 |
| EP4159310A1 (en) | 2021-10-01 | 2023-04-05 | UMICORE AG & Co. KG | Catalytic coating |
| DE102021125536A1 (de) | 2021-10-01 | 2023-04-06 | Umicore Ag & Co. Kg | Katalytisch aktiver Partikelfilter mit hoher Filtrationseffizienz |
| DE202021106828U1 (de) | 2021-12-15 | 2023-03-24 | Umicore Ag & Co. Kg | Beschichtungskammer |
| GB2621175B (en) * | 2022-08-05 | 2024-12-25 | Johnson Matthey Plc | Coated filters |
| DE102022002854A1 (de) | 2022-08-05 | 2024-02-08 | Umicore Ag & Co. Kg | Katalytisch aktiver Partikelfilter mit hoher Filtrationseffizienz und Oxidationsfunktion |
| DE102022121499A1 (de) | 2022-08-25 | 2024-03-07 | Umicore Ag & Co. Kg | Applikator zum Auftragen von Beschichtungsmedium auf Substrate |
| EP4335547A1 (en) | 2022-09-12 | 2024-03-13 | Johnson Matthey Public Limited Company | Method of forming an inorganic oxide coating on a monolith article |
| EP4374952A1 (en) | 2022-11-28 | 2024-05-29 | Johnson Matthey Public Limited Company | Coatings on a monolith article |
| EP4400202A1 (en) | 2023-01-16 | 2024-07-17 | Johnson Matthey Public Limited Company | Coatings on a monolith article |
| WO2024161104A1 (en) | 2023-01-30 | 2024-08-08 | Johnson Matthey Public Limited Company | Catalytic wall flow filter |
| DE202023100970U1 (de) | 2023-03-01 | 2023-03-16 | Umicore Ag & Co. Kg | Beschichtungsvorrichtung |
| EP4501463A1 (en) | 2023-08-02 | 2025-02-05 | Johnson Matthey Plc | Treatment of particulate filters |
| EP4501892A1 (en) | 2023-08-02 | 2025-02-05 | Johnson Matthey Plc | Treatment of particulate filters |
| EP4575457A1 (en) | 2023-12-20 | 2025-06-25 | Johnson Matthey Public Limited Company | Methods and apparatus relating to wall-flow filters |
| EP4624045A1 (en) | 2024-03-28 | 2025-10-01 | Johnson Matthey Public Limited Company | Method of forming an inorganic oxide coating on a monolith article |
| EP4659865A1 (en) | 2024-06-07 | 2025-12-10 | Johnson Matthey Public Limited Company | Improvements relating to powder spray nozzles and corresponding method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1775022A1 (en) * | 2005-10-12 | 2007-04-18 | HONDA MOTOR CO., Ltd. | Process of producing a catalytic coating and catalyst filters |
| US20080292519A1 (en) * | 2007-02-27 | 2008-11-27 | Caudle Matthew T | Bifunctional Catalysts for Selective Ammonia Oxidation |
| US20100126133A1 (en) * | 2008-11-26 | 2010-05-27 | Curtis Robert Fekety | Coated Particulate Filter And Method |
Family Cites Families (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1000019A (en) | 1963-03-07 | 1965-08-04 | Ici Ltd | Improvements in or relating to films |
| DE10020170C1 (de) | 2000-04-25 | 2001-09-06 | Emitec Emissionstechnologie | Verfahren zum Entfernen von Rußpartikeln aus einem Abgas und zugehöriges Auffangelement |
| DE3141713A1 (de) | 1981-10-21 | 1983-05-11 | Degussa Ag, 6000 Frankfurt | Katalysator zur herabsetzung der zuendtemperatur von dieselruss |
| DE3716446A1 (de) * | 1987-05-16 | 1988-12-01 | Dornier System Gmbh | Katalytisches dieselruss-filter |
| JPH0373866A (ja) | 1989-05-24 | 1991-03-28 | Yasushi Ishii | 位相計回路 |
| AU650794B2 (en) | 1991-10-03 | 1994-06-30 | Toyota Jidosha Kabushiki Kaisha | Device for purifying exhaust of internal combustion engine |
| JP3750178B2 (ja) | 1995-04-05 | 2006-03-01 | 株式会社デンソー | 排ガス浄化用フィルタ及びその製造方法 |
| GB9805815D0 (en) | 1998-03-19 | 1998-05-13 | Johnson Matthey Plc | Manufacturing process |
| EP1094879B1 (en) * | 1998-07-07 | 2003-04-09 | Corning Incorporated | Diesel exhaust gas filter |
| FI107828B (fi) | 1999-05-18 | 2001-10-15 | Kemira Metalkat Oy | Dieselmoottoreiden pakokaasujen puhdistusjärjestelmä ja menetelmä dieselmoottoreiden pakokaasujen puhdistamiseksi |
| US6306335B1 (en) | 1999-08-27 | 2001-10-23 | The Dow Chemical Company | Mullite bodies and methods of forming mullite bodies |
| CN1298963A (zh) | 1999-12-09 | 2001-06-13 | 中国科学技术大学 | 金属氧化物或合金薄膜的化学气相淀积方法及装置 |
| US6468501B1 (en) | 2000-09-14 | 2002-10-22 | Chevrontexaco Corporation | Method for heteroatom lattice substitution in large and extra-large pore borosilicate zeolites |
| US20030101718A1 (en) | 2001-10-06 | 2003-06-05 | Marcus Pfeifer | Method and device for the catalytic conversion of gaseous pollutants in the exhaust gas of combustion engines |
| FR2853255B1 (fr) | 2003-04-01 | 2005-06-24 | Saint Gobain Ct Recherches | Structure de filtration, notamment filtre a particules pour les gaz d'echappement d'un moteur a combustion interne |
| US7229597B2 (en) | 2003-08-05 | 2007-06-12 | Basfd Catalysts Llc | Catalyzed SCR filter and emission treatment system |
| DE102004040548A1 (de) | 2004-08-21 | 2006-02-23 | Umicore Ag & Co. Kg | Verfahren zum Beschichten eines Wandflußfilters mit feinteiligen Feststoffen und damit erhaltenes Partikelfilter und seine Verwendung |
| JP4907860B2 (ja) | 2004-11-11 | 2012-04-04 | 株式会社キャタラー | フィルタ触媒 |
| GB0607851D0 (en) | 2006-04-24 | 2006-05-31 | Johnson Matthey Plc | Particulate matter generator |
| DE102006034119A1 (de) * | 2006-07-24 | 2008-01-31 | Robert Bosch Gmbh | Filter zur Entfernung von Partikeln aus einem Gasstrom sowie Verfahren zu seiner Herstellung |
| US7998423B2 (en) | 2007-02-27 | 2011-08-16 | Basf Corporation | SCR on low thermal mass filter substrates |
| KR102089480B1 (ko) | 2007-04-26 | 2020-03-17 | 존슨 맛쎄이 퍼블릭 리미티드 컴파니 | 전이 금속/제올라이트 scr 촉매 |
| JP5616059B2 (ja) * | 2007-04-27 | 2014-10-29 | 日本碍子株式会社 | ハニカムフィルタ |
| JP5291966B2 (ja) | 2008-03-25 | 2013-09-18 | 日本碍子株式会社 | 触媒担持フィルタ |
| CN101711991B (zh) * | 2009-10-15 | 2012-07-18 | 清华大学 | 一种Fe分子筛复合催化剂及其制备方法 |
| GB201000019D0 (en) | 2010-01-04 | 2010-02-17 | Johnson Matthey Plc | Coating a monolith substrate with catalyst component |
-
2011
- 2011-01-14 GB GBGB1100595.6A patent/GB201100595D0/en not_active Ceased
- 2011-06-02 US US13/701,306 patent/US9352277B2/en active Active
- 2011-06-02 KR KR1020127034425A patent/KR20130111979A/ko not_active Ceased
- 2011-06-02 RU RU2012157520/05A patent/RU2587086C2/ru active
- 2011-06-02 WO PCT/IB2011/001205 patent/WO2011151711A1/en not_active Ceased
- 2011-06-02 EP EP11731071.4A patent/EP2576021B1/en active Active
- 2011-06-02 JP JP2013512999A patent/JP5865356B2/ja active Active
- 2011-06-02 BR BR112012030599A patent/BR112012030599B8/pt active IP Right Grant
- 2011-06-02 KR KR1020187023796A patent/KR101999496B1/ko active Active
- 2011-06-02 CN CN201180027307.5A patent/CN103079683B/zh active Active
-
2016
- 2016-05-23 US US15/161,384 patent/US9517454B2/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1775022A1 (en) * | 2005-10-12 | 2007-04-18 | HONDA MOTOR CO., Ltd. | Process of producing a catalytic coating and catalyst filters |
| US20080292519A1 (en) * | 2007-02-27 | 2008-11-27 | Caudle Matthew T | Bifunctional Catalysts for Selective Ammonia Oxidation |
| US20100126133A1 (en) * | 2008-11-26 | 2010-05-27 | Curtis Robert Fekety | Coated Particulate Filter And Method |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20210067411A (ko) | 2019-11-29 | 2021-06-08 | (주)에이에스피 | 폴리머 비드 및 그 제조방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| RU2012157520A (ru) | 2014-07-20 |
| BR112012030599A2 (pt) | 2017-06-13 |
| KR20130111979A (ko) | 2013-10-11 |
| JP2013534463A (ja) | 2013-09-05 |
| GB201100595D0 (en) | 2011-03-02 |
| US20130243659A1 (en) | 2013-09-19 |
| BR112012030599B1 (pt) | 2020-04-22 |
| RU2587086C2 (ru) | 2016-06-10 |
| CN103079683A (zh) | 2013-05-01 |
| CN103079683B (zh) | 2015-09-02 |
| US9517454B2 (en) | 2016-12-13 |
| EP2576021B1 (en) | 2014-12-03 |
| EP2576021A1 (en) | 2013-04-10 |
| US9352277B2 (en) | 2016-05-31 |
| WO2011151711A1 (en) | 2011-12-08 |
| KR101999496B1 (ko) | 2019-07-11 |
| JP5865356B2 (ja) | 2016-02-17 |
| BR112012030599B8 (pt) | 2020-05-12 |
| US20160310935A1 (en) | 2016-10-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR101999496B1 (ko) | 디젤 미립자 필터 | |
| JP6687666B2 (ja) | 車両ポジティブ点火内燃機関用排気システム | |
| KR102125728B1 (ko) | 촉매화 구역-코팅 필터 기재를 포함하는 포지티브 점화 엔진 및 배기 시스템 | |
| KR101718574B1 (ko) | 차량용 포지티브 점화 내연 기관 엔진을 위한 배기 시스템 | |
| CN111936234A (zh) | 经涂覆的壁流式过滤器 | |
| JP2016524066A5 (ko) | ||
| KR20140110932A (ko) | 촉매화된 기판 모노리스 | |
| KR20170110168A (ko) | 강화된 no2 발생기용 구조적 디젤 산화 촉매 | |
| KR102807177B1 (ko) | 질소 산화물 저장 촉매 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A107 | Divisional application of patent | ||
| A201 | Request for examination | ||
| PA0104 | Divisional application for international application |
Comment text: Divisional Application for International Patent Patent event code: PA01041R01D Patent event date: 20180817 Application number text: 1020127034425 Filing date: 20121231 |
|
| PA0201 | Request for examination | ||
| PG1501 | Laying open of application | ||
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20180907 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20190423 |
|
| PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20190705 Patent event code: PR07011E01D |
|
| PR1002 | Payment of registration fee |
Payment date: 20190705 End annual number: 3 Start annual number: 1 |
|
| PG1601 | Publication of registration | ||
| PR1001 | Payment of annual fee |
Payment date: 20220627 Start annual number: 4 End annual number: 4 |
|
| PR1001 | Payment of annual fee |
Payment date: 20240625 Start annual number: 6 End annual number: 6 |
|
| PR1001 | Payment of annual fee |
Payment date: 20250630 Start annual number: 7 End annual number: 7 |
