CN102251830A - Foam metal filter for black smoke reducing device - Google Patents
Foam metal filter for black smoke reducing device Download PDFInfo
- Publication number
- CN102251830A CN102251830A CN2010105070604A CN201010507060A CN102251830A CN 102251830 A CN102251830 A CN 102251830A CN 2010105070604 A CN2010105070604 A CN 2010105070604A CN 201010507060 A CN201010507060 A CN 201010507060A CN 102251830 A CN102251830 A CN 102251830A
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- CN
- China
- Prior art keywords
- black smoke
- foam metal
- metal filter
- reduces device
- filter
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- 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.)
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Classifications
-
- 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
- B01D39/2027—Metallic material
- B01D39/2051—Metallic foam
-
- 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
-
- 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
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1216—Pore size
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/12—Special parameters characterising the filtering material
- B01D2239/1291—Other parameters
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2255/00—Catalysts
- B01D2255/50—Zeolites
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Biomedical Technology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to a foam metal filter for a black smoke reducing device, particularly to the foam metal filter for preventing the filter pressure increase owing to accumulation of the black smoke. The foam metal filter for the black smoke reducing device includes a plurality holes which are formed along the waste gas flow direction so as to prevent the pressure difference increase.
Description
Technical field:
The present invention relates to a kind of exhaust aftertreatment device, particularly a kind of black smoke (DIESELPARTICULATE) reduces the foam metal filter that device is used.
Background technique:
Contain nitrogen oxide (NOx), carbon dioxide, ash content various harmful components such as (ash) in the waste gas that combustion in IC engine is discharged, at present the device or the method for a variety of these harmful components of removal.
Especially in possessing the vehicle of diesel engine, (Diesel Particular Filter DPF) waits waste gas filter or after-treatment device to remove particulate material (particulate matter) etc. with filter to utilize the removal of diesel particulate shape material.
Diesel particulate shape material is removed with filter (Diesel Particular Filter trap, DPF) be particulate material (the particulate matter that to discharge by diesel engine, PM) capture with filter, and capture particulate material again behind this waste gas (regeneration) that burns, continue the technology of using then.This technology can reduce the black smoke more than 80%, and very outstanding at aspect of performance, but its durability and Economy are relatively poor, becomes the obstacle key element of practicability.
In order to use diesel particulate shape material to remove repeatedly with filter (DPF), need regeneration (regeneration), and when using catalyzer in order to regenerate, exhaust gas temperature has only and keeps more than 260 degree, Cai particulate material decomposes by catalyst reaction.Yet, just travel with regard to the vehicle in the city, because frequent shut-down operation is difficult to reach its temperature, thereby the problem that exists regeneration not to be sufficiently complete.
As mentioned above, owing to travel, under the situation that regeneration is not sufficiently complete, along with filter traps arrives particulate material, can produce back pressure (backpressure) on the motor, thereby power reduces in the city, specific fuel consumption increases.Therefore, need a kind of technology of improving this problem.
So, with regard to filter, because the accumulation of particulate material, pressure reduction increases sharply, thereby vehicle power is exerted an influence with regard to the exhaust aftertreatment device on being installed in vehicle.Wherein, described vehicle has the operating conditions that is difficult to carry out catalyst regeneration.
Summary of the invention:
The present invention does for solving the problems of the technologies described above, and its purpose is to provide a kind of and is used for preventing because former thereby regeneration is not sufficiently complete travelling of city etc., and causes the filter of the too much particulate material of filter traps.
For achieving the above object, black smoke that embodiments of the invention relate to reduces device can comprise a plurality of holes with the foam metal filter, its along exhaust flow to formation, thereby prevent the pressure reduction increase.
Described foam metal filter can be formed to stacked along described exhaust flow by a plurality of sheet metals (metal sheet), is formed with described a plurality of hole on described a plurality of sheet metals (metal sheet).
The thickness of described sheet metal can be 0.5mm to 3mm.
Can be formed with size on the described foam metal filter is the average pore of 10 μ m to 1000 μ m.
The described average pore opening that forms on the described sheet metal can be along exhaust flow to diminishing gradually.
The diameter in described hole can be more than or equal to 1.5 times of described average pore.
Standoff distance can be more than or equal to 1.5 times of described diameter between the described hole.
A length of side in described hole can be more than or equal to 1.5 times of described average pore.
Standoff distance can be more than or equal to 1.5 times of the length of side in described hole between the described hole.
The gross area in described a plurality of holes can be 10% to 90% of a described sheet metal entire area.
Described a plurality of sheet metal can be mutually stacked, thereby the hole on described each sheet metal is communicated with.
Described hole can be used for being communicated with the input unit and the outlet port unit of described foam metal filter.
Described a plurality of sheet metal can be mutually stacked, thereby at least a portion in the hole of each sheet metal is blocked by adjacent metal sheets.
The sectional area that is blocked by described adjacent metal sheets in the described hole is less than or equal to 10% of described hole sectional area.
Described sheet metal can be stacked by certain rule, thereby make the hole of connection keep definite shape.
Described foam metal filter can form described sheet metal one combination by brazing (brazing).
Described foam metal filter can form described sheet metal one combination by sintering (sintering).
Described foam metal filter can comprise noble metal catalyst or zeolite catalyst.
Described noble metal catalyst can comprise and is selected from least a in the group of being made up of platinum, palladium, rhodium, iridium, ruthenium, tungsten, chromium, manganese, iron, cobalt, copper, zinc.
Described zeolite catalyst can be in copper, platinum, manganese, iron, cobalt, nickel, zinc, silver, cerium, the gallium at least one element by the catalyzer of ion exchange.
The black smoke that relates to according to the described embodiment of the invention reduces device foam metal filter, forms it on promisingly to prevent the pressure reduction increase and along a plurality of holes of exhaust flow to formation, thereby can prevent that pressure reduction from excessively increasing.
The present invention can excessively increase by the pressure reduction that prevents filter, prevents that engine power from descending and fuel consumption increases.
Description of drawings:
Fig. 1 is that the black smoke that the embodiment of the invention relates to reduces the plan view of device with the foam metal filter.
Fig. 2 is that the black smoke that the embodiment of the invention relates to reduces the sheet metal mutually stacked sectional view of device with the foam metal filter.
Fig. 3 is that the black smoke that the embodiment of the invention relates to reduces the schematic representation of device with foam metal filter mesopore.
Fig. 4 is that the black smoke that variation of the present invention relates to reduces the schematic representation of device with foam metal filter mesopore.
Fig. 5 is that the black smoke that variation of the present invention relates to reduces the device sectional view of folding sheet metal in the foam metal filter mutually.
Fig. 6 is that the black smoke that other variation of the present invention relates to reduces the device sectional view of folding sheet metal in the foam metal filter mutually.
Fig. 7 is that the black smoke that the embodiment of the invention relates to reduces the enlarged view of device with the foam metal filter.
Embodiment:
Below, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 is that the black smoke that the embodiment of the invention relates to reduces the plan view of device with the foam metal filter.Fig. 2 is that the black smoke that the embodiment of the invention relates to reduces the sheet metal mutually stacked sectional view of device with the foam metal filter.
With reference to Fig. 1 and Fig. 2, the black smoke that the embodiment of the invention relates to reduces device and comprises along a plurality of holes 40 of exhaust flow to formation with foam metal filter 10, thereby prevents that pressure reduction from increasing.
At this, described filter 10 forms diesel particulate shape material and removes with filter 50 (DPF, Diesel Particular Filter trap), and it can fix by mounting bracket 52.
Foam metal (Metal Foam) has complicated runner, so the waste gas that includes particulate material during by foam metal, particulate material is filtered through collision, interference, electrostatic attraction etc.
Fig. 7 is that the black smoke that the embodiment of the invention relates to reduces the enlarged view of device with the foam metal filter.
The foam metal filter is compared with the filter of other type, and in light weight, warpage is free relatively.
And the foam metal filter relatively is suitable for high pressure, high thermal environment, even waste gas directly transmits, also can not deform, and remove particulate material easily.Therefore, can directly supply with waste gas from motor, and it is filtered.
As shown in Figure 7, the foam metal filter has complicated runner, specific filtration resistance to black smoke etc. is more effective, even particulate material is accumulated on the filter, also can make average pore continue to keep, although, cause the particulate material long time integration to filter, also can prevent degradation problem under the power of the vehicle motor that causes because of the pressure reduction increase so that pressure reduction gathers way is low.
When using catalyzer for regeneration, the temperature of waste gas need remain on more than 260 degree, and only particulate material is just decomposed by catalyst reaction under this temperature conditions.Just travel with regard to the vehicle of urban, because frequent shut-down operation has the problem that is difficult to reach this temperature.
So, with regard to filter, because the accumulation of particulate material and pressure reduction increases sharply, thereby can influence vehicle power with regard to the exhaust gas post-treatment device installed on the vehicle of operating conditions with catalyst regeneration difficulty.Yet, as shown in Figure 2,, described hole 40 is formed on the described foam metal filter 10, and filter is not exclusively stopped up for preventing to produce this problem.Therefore, in a small amount waste gas will be by described hole 40, thereby can prevent that filter from being stopped up fully, causes the sharply phenomenon of increase of pressure reduction.
Described foam metal filter 10 forms to stacked along described exhaust flow by a plurality of sheet metals 12,14,16,18 (metal sheet) that are formed with described a plurality of hole 40.
Described a plurality of sheet metal 12,14,16,18 can have the thickness of 0.5mm to 3mm, and it is a plurality of sheet metals are mutually stacked, flowing state according to waste gas disposes sheet metal of different nature, with the particulate material of absorption different shape/size, thereby can purify multiple harmful exhaust.
Can form the average pore (porous) of 10 μ m to 1000 μ m on the described foam metal filter 10.
Described average pore on the described sheet metal 12,14,16,18 can be along exhaust flow to diminishing gradually.That is, to diminishing gradually, so larger particles shape material is adsorbed at the upper reaches that flows to, and smaller particles shape material is dirty being adsorbed that flows to, thereby can prevent the increase of pressure reduction (differential pressure) along exhaust flow for average pore opening.
Described a plurality of sheet metal 12,14,16,18 can be mutually stacked, thereby the hole 40 of described each sheet metal is communicated with.
That is, as shown in Figure 2, can make hole 40 connections of each sheet metal and allow waste gas flow through smoothly.
Described hole 40 can be constituted as input unit 20 and the outlet port unit 30 that is communicated with described foam metal filter 10, thereby the part of waste gas is flowed out by described hole 40.
Described a plurality of sheet metal 12,14,16,18 can be mutually stacked, thereby by adjacent metal plate 12,14,16,18, at least a portion in the hole 40 on described each sheet metal is stopped up.
As shown in Figure 2, for example, can be less than or equal to 10% of described hole 40 sectional area A by the sectional area B of described adjacent metal plate 18 blocking portions in the described hole 40.
Promptly, in the sectional area A of first sheet metal 12, be less than or equal to by the sectional area B of adjacent metal sheets 18 blocking portions described hole 40 sectional area A 10%, thereby the part of the waste gas by described hole 40 is not filtered and directly passes through, another part then forms eddy current (votex), and obtain through each sheet metal 12,14,16,18 filtering, thereby can keep the exhaust flow velocity, and the part of waste gas is purified.
Fig. 3 is that the black smoke that the embodiment of the invention relates to reduces the schematic representation of device with foam metal filter mesopore.Fig. 4 is that the black smoke that variation of the present invention relates to reduces the schematic representation of device with foam metal filter mesopore.
As shown in Figure 3, described hole 40 length of side C can be more than or equal to 1.5 times of described average pore.This is for guaranteeing the not blocked minimum sectional area that passes through smoothly of waste gas.Though hole described in the figure 40 be shaped as rectangle, be not limited thereto, also can have polygonal shape.
The standoff distance in described a plurality of hole 40 can be more than or equal to 1.5 times of a described length of side C, and this is the minimum separable D that forms described hole 40, and are can guarantee waste-gas cleaning and prevent the minimum separable that waste gas stops up.
As shown in Figure 4, described hole 41 can also be circular, and the diameter E in described hole 41 can be more than or equal to 1.5 times of described average pore.
Spacing F between the described hole 41 can also be more than or equal to 1.5 times of described diameter E.
With regard to area than with regard to, the gross area in described a plurality of holes 40 (or 41) can be 10% to 90% of described sheet metal 12 (or 14,16, a 18) entire area, this is the minimum sectional area that passes through in order to guarantee that waste gas is not blocked.
Fig. 5 is that the black smoke that variation of the present invention relates to reduces the device sectional view of folding sheet metal in the foam metal filter mutually.Fig. 6 is that the black smoke that other variation of the present invention relates to reduces the device sectional view of folding sheet metal in the foam metal filter mutually.
For convenience of explanation, will use identical reference character among Fig. 5 and Fig. 6 with aforementioned the 1st embodiment.
With reference to Fig. 2, Fig. 5 and Fig. 6, described a plurality of sheet metals 12,14,16,18 can be stacked according to certain rule, thereby make the described hole of connection keep definite shape.
That is, as shown in Figure 2, even number minor metal plate 14,18 and odd number minor metal plate 12,16 can be stacked to predetermined pattern.As shown in Figure 5, sheet metal 12,14,16,18 can be stacked to the predetermined pattern of being partial to a direction, and as shown in Figure 6, sheet metal 12,14,16,18 can be stacked to and occur predetermined pattern repeatedly, after being stacked described a plurality of sheet metals, the hole 40 (or 41) on the sheet metal is connected to sawtooth (zigzag) shape.
This pattern (pattern) not only makes the mobile maintenance certain level of waste gas, and makes a part of exhaust flow to described sheet metal 12,14,16,18, thereby can realize waste-gas cleaning.
Described foam metal filter 10 can form described a plurality of sheet metal 12,14,16,18 one combinations by brazing (brazing).Because described foam metal filter 10 forms one, can stop the leakage of waste gas, and the formation that makes black smoke reduce device (DPF) becomes simply.
Described foam metal filter 10 can also form described sheet metal 12,14,16,18 one combination by sintering (sintering).
Described foam metal filter can also comprise noble metal catalyst or zeolite catalyst.
Described noble metal catalyst can comprise and is selected from least a in the group of being made up of platinum, palladium, rhodium, iridium, ruthenium, tungsten, chromium, manganese, iron, cobalt, copper, zinc.
Described zeolite catalyst can be in copper, platinum, manganese, iron, cobalt, nickel, zinc, silver, cerium, the gallium at least one element by the catalyzer of ion exchange.
Described catalyzer is included on the foam metal filter 10 with granular or with various forms such as coatings, and the total hydrocarbon in can oxidation gaseous effluent (Total Hydrocarbon, THC) and carbon monoxide (Carbon Monoxide, CO).
More than, preferred embodiments of the present invention have been disclosed for illustrative, but the present invention is not limited to described embodiment, all do not break away from the various changes of being done under the situation of spirit of the present invention or modify all belong to protection scope of the present invention.
Claims (20)
1. a black smoke reduces device foam metal filter, it is characterized in that, comprising:
A plurality of holes, its along exhaust flow to formation, thereby prevent that pressure reduction from increasing.
2. black smoke according to claim 1 reduces device foam metal filter, it is characterized in that:
Described foam metal filter is formed to stacked along described exhaust flow by a plurality of sheet metals, is formed with described a plurality of hole on described a plurality of sheet metals respectively.
3. black smoke according to claim 2 reduces device foam metal filter, it is characterized in that:
The thickness of described sheet metal is 0.5mm to 3mm.
4. black smoke according to claim 2 reduces device foam metal filter, it is characterized in that being formed with size is the average pore of 10 μ m to 1000 μ m.
5. black smoke according to claim 4 reduces device foam metal filter, it is characterized in that:
The described average pore opening that forms on the described sheet metal along exhaust flow to diminishing gradually.
6. black smoke according to claim 4 reduces device foam metal filter, it is characterized in that:
The diameter in described hole is more than or equal to 1.5 times of described average pore.
7. black smoke according to claim 6 reduces device foam metal filter, it is characterized in that:
Standoff distance is more than or equal to 1.5 times of described diameter between the described hole.
8. black smoke according to claim 4 reduces device foam metal filter, it is characterized in that:
A length of side in described hole is more than or equal to 1.5 times of described average pore.
9. black smoke according to claim 8 reduces device foam metal filter, it is characterized in that:
Standoff distance is more than or equal to 1.5 times of a described length of side between the described hole.
10. black smoke according to claim 2 reduces device foam metal filter, it is characterized in that:
The gross area in described a plurality of holes is 10% to 90% of described sheet metal entire area.
11. black smoke according to claim 2 reduces device foam metal filter, it is characterized in that:
Described a plurality of sheet metal is mutually stacked, thereby the hole on each sheet metal is connected.
12. black smoke according to claim 11 reduces device foam metal filter, it is characterized in that:
Described hole is constituted as input unit and the outlet port unit that is communicated with described foam metal filter.
13. black smoke according to claim 11 reduces device foam metal filter, it is characterized in that:
Described a plurality of sheet metal is mutually stacked, thereby at least a portion in the hole of each sheet metal is blocked by adjacent metal sheets.
14. black smoke according to claim 13 reduces device foam metal filter, it is characterized in that:
Blocked sectional area partly by described adjacent metal sheets in the described hole and be less than or equal to 10% of described hole sectional area.
15. black smoke according to claim 12 reduces device foam metal filter, it is characterized in that:
Described sheet metal is stacked with certain rule, thereby makes described a plurality of holes of connection keep definite shape.
16. reduce device foam metal filter according to any one described black smoke in the claim 1 to 15, it is characterized in that: it is for forming described sheet metal one combination by brazing.
17. reduce device foam metal filter according to any one described black smoke in the claim 1 to 15, it is characterized in that: it is for forming described sheet metal one combination by sintering.
18. reduce device foam metal filter according to any one described black smoke in the claim 1 to 15, it is characterized in that: comprise noble metal catalyst or zeolite catalyst.
19. black smoke according to claim 18 reduces device foam metal filter, it is characterized in that: described noble metal catalyst comprises and is selected from least a in the group of being made up of platinum, palladium, rhodium, iridium, ruthenium, tungsten, chromium, manganese, iron, cobalt, copper, zinc.
20. black smoke according to claim 18 reduces device foam metal filter, it is characterized in that: described zeolite catalyst be in copper, platinum, manganese, iron, cobalt, nickel, zinc, silver, cerium, the gallium at least one element by the catalyzer of ion exchange.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2010-0047597 | 2010-05-20 | ||
| KR1020100047597A KR101174113B1 (en) | 2010-05-20 | 2010-05-20 | Metal foam filter for diesel particulate filter trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102251830A true CN102251830A (en) | 2011-11-23 |
Family
ID=44979357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105070604A Pending CN102251830A (en) | 2010-05-20 | 2010-09-24 | Foam metal filter for black smoke reducing device |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR101174113B1 (en) |
| CN (1) | CN102251830A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104203375A (en) * | 2012-03-23 | 2014-12-10 | 阿兰图姆公司 | Supporting cage for a bag filter |
| CN105971691A (en) * | 2016-07-25 | 2016-09-28 | 无锡市永亿精密铸造有限公司 | Automobile exhaust filtering device |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014054824A1 (en) * | 2012-10-05 | 2014-04-10 | 주식회사 알란텀 | Metal foam catalyst support having reaction point of 3d structure without increase in exhaust gas pressure |
| KR102257973B1 (en) | 2019-05-21 | 2021-05-28 | 주식회사 지에스엠 | Cleaning System for Cleaning System |
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|---|---|---|---|---|
| US6311485B1 (en) * | 1997-08-22 | 2001-11-06 | Deutsches Zentrum Fuer | Gas exhaust system |
| JP2003225540A (en) * | 2002-02-01 | 2003-08-12 | Toyota Motor Corp | Device and method for cleaning exhaust gas |
| CN1436924A (en) * | 2003-02-17 | 2003-08-20 | 清华大学 | Multilayer composite metal wire screen filter material for tail gas particle arrester of diesel oil vehicle |
| CN1633550A (en) * | 2002-02-19 | 2005-06-29 | 鯵坂泰雄 | Diesel exhaust gas purifying filter |
| CN1865669A (en) * | 2005-05-20 | 2006-11-22 | 中国科学院金属研究所 | Carbon black filtering and electric direct-heating type regeneration device for diesel truck |
| CN101172257A (en) * | 2006-11-01 | 2008-05-07 | 张世臣 | Bubble iron chromium aluminum applied in vent gas filtering and catalyst carrier, and production technique thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002168115A (en) | 2000-12-01 | 2002-06-14 | Apex:Kk | Diesel particulate filter device |
| JP2005163766A (en) | 2003-11-11 | 2005-06-23 | Ishino Consulting Capital:Kk | Dpf device |
| JP2006002713A (en) | 2004-06-21 | 2006-01-05 | Tanaka Kikinzoku Kogyo Kk | Diesel exhaust gas-cleaning filter |
| JP4848662B2 (en) | 2005-04-07 | 2011-12-28 | パナソニック株式会社 | How to use exhaust gas purification material |
-
2010
- 2010-05-20 KR KR1020100047597A patent/KR101174113B1/en not_active IP Right Cessation
- 2010-09-24 CN CN2010105070604A patent/CN102251830A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6311485B1 (en) * | 1997-08-22 | 2001-11-06 | Deutsches Zentrum Fuer | Gas exhaust system |
| JP2003225540A (en) * | 2002-02-01 | 2003-08-12 | Toyota Motor Corp | Device and method for cleaning exhaust gas |
| CN1633550A (en) * | 2002-02-19 | 2005-06-29 | 鯵坂泰雄 | Diesel exhaust gas purifying filter |
| CN1436924A (en) * | 2003-02-17 | 2003-08-20 | 清华大学 | Multilayer composite metal wire screen filter material for tail gas particle arrester of diesel oil vehicle |
| CN1865669A (en) * | 2005-05-20 | 2006-11-22 | 中国科学院金属研究所 | Carbon black filtering and electric direct-heating type regeneration device for diesel truck |
| CN101172257A (en) * | 2006-11-01 | 2008-05-07 | 张世臣 | Bubble iron chromium aluminum applied in vent gas filtering and catalyst carrier, and production technique thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104203375A (en) * | 2012-03-23 | 2014-12-10 | 阿兰图姆公司 | Supporting cage for a bag filter |
| CN104203375B (en) * | 2012-03-23 | 2017-06-13 | 阿兰图姆公司 | For the supporting frame of bag hose |
| CN105971691A (en) * | 2016-07-25 | 2016-09-28 | 无锡市永亿精密铸造有限公司 | Automobile exhaust filtering device |
| CN105971691B (en) * | 2016-07-25 | 2018-07-06 | 无锡市永亿精密铸造有限公司 | A kind of automobile tail gas filtering device |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101174113B1 (en) | 2012-08-14 |
| KR20110128014A (en) | 2011-11-28 |
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Application publication date: 20111123 |