CN205243598U - Processing apparatus behind engine exhaust - Google Patents
Processing apparatus behind engine exhaust Download PDFInfo
- Publication number
- CN205243598U CN205243598U CN201521064810.XU CN201521064810U CN205243598U CN 205243598 U CN205243598 U CN 205243598U CN 201521064810 U CN201521064810 U CN 201521064810U CN 205243598 U CN205243598 U CN 205243598U
- Authority
- CN
- China
- Prior art keywords
- cavity
- engine
- treatment apparatus
- mixing tube
- exhaust post
- 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.)
- Withdrawn - After Issue
Links
Classifications
-
- 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
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Abstract
The utility model provides a processing apparatus behind engine exhaust which is including import, first cavity, hybrid tube, low reaches aftertreatment subassembly and export. The hybrid tube includes cavity in hollow, a plurality of fin and corresponding to a plurality of flutings of fin. Processing apparatus behind engine exhaust includes the casing, the casing includes first end plate and first interior plate, wherein first interior plate is fixed in order to form first cavity between them on the first end plate. The casing include with the extended cavity of first cavity intercommunication, extended cavity with first cavity is located respectively the both sides of first end plate, the fin with the fluting is acceptd jointly first cavity with among the extended cavity. So set up, the exhaust of vortex can improve carries out mixed homogeneity with atomizing urea solution, in addition, through setting up extended cavity for the installation of hybrid tube does not confine processing apparatus behind engine exhaust's whole size to.
Description
Technical field
The utility model relates to a kind of exhaust post-treatment apparatus of engine.
Background technology
Exhaust post-treatment apparatus of engine (for example diesel engine exhausting after-treatment device) is mainly the device for poisonous in processing or purifying exhaust gas and harmful substance. Harmful toxic matter in exhaust mainly comprises hydrocarbon, carbon monoxide, nitrogen oxide and particle etc.
In prior art, there is the usefulness that adopts oxidized form catalyst (DOC), grain catcher (DPF) and the combined scheme of selective catalytic reducing agent (SCR) system to improve pump-down process. In a kind of scheme, described oxidized form catalyst is connected and is arranged in the first housing with grain catcher; Described selective catalytic reducing agent is arranged in the second housing; Then by connecting pipe, described first, second housing is together in series.
For exhaust can evenly be mixed with the urea liquid after atomization in described connecting pipe, in prior art, provide the technical scheme of utilizing mixing tube or static mixer. Wherein, mixing tube is applied in exhaust post-treatment apparatus of engine conventionally can provide under the condition of enough installing spaces. And in the time that installing space is inadequate, conventionally adopt the technical scheme of static mixer.
But, because the cost of mixing tube and performance compared to static mixer some time there is advantage, the overall dimensions of exhaust post-treatment apparatus of engine is limited to wide that client's installation dimension can not be unlimited, and mixed structure on mixing tube has certain length, therefore how to solve overall dimensions at exhaust post-treatment apparatus of engine and this type of mixing tube also can be installed smaller and just become one of industry technical issues that need to address.
Utility model content
The purpose of this utility model is to provide a kind of exhaust post-treatment apparatus of engine with mixing tube, and the installation of this mixing tube is not limited to the overall dimensions of exhaust post-treatment apparatus of engine.
For achieving the above object, the utility model adopts following technical scheme: a kind of exhaust post-treatment apparatus of engine, and it comprises the import in order to be communicated with the exhaust phase of engine, the first cavity being communicated with described import, the mixing tube being communicated with described the first cavity, is positioned at the downstream of described mixing tube and the downstream aftertreatment assembly being communicated with described mixing tube and the outlet being communicated with described downstream aftertreatment assembly; Described mixing tube comprises the inner chamber body of hollow, the some fins that are centered around the circumferential distribution of the peripheral of described inner chamber body and edge and the some flutings that are communicated with corresponding to described some fins and with described inner chamber body; Described exhaust post-treatment apparatus of engine comprises housing, the first interior plate that described housing comprises the first end plate and matches with described the first end plate, and wherein said the first interior plate is fixed on described the first end plate to form described the first cavity between them; Described housing comprises the extended cavity being communicated with described the first cavity, described extended cavity and described the first cavity lay respectively at the both sides of described the first end plate, wherein said fin and described fluting be through described the first cavity, and described fin and described fluting are housed in described the first cavity and described extended cavity jointly.
As the further improved technical scheme of the utility model, described the first interior plate is provided with the first opening, described housing comprises the sleeve part being fixed on described the first opening, described sleeve part is provided with described extended cavity and is positioned at the end wall of described extended cavity root, and described end wall is provided with the through hole passing for described mixing tube.
As the further improved technical scheme of the utility model, described sleeve part is welded on the inner side of described the first opening.
As the further improved technical scheme of the utility model, the junction welded seal of described mixing tube and described through hole.
As the further improved technical scheme of the utility model, described housing is provided with the nozzle installation portion corresponding to described mixing tube; Described mixing tube is cylindric, and described mixing tube comprises and is positioned at a side of described fin and near some perforates of described nozzle installation portion.
As the further improved technical scheme of the utility model, described exhaust post-treatment apparatus of engine comprises the upstream aftertreatment assembly being connected between described import and described the first cavity, and described upstream aftertreatment assembly comprises oxidized form catalyst and/or grain catcher.
As the further improved technical scheme of the utility model, described downstream aftertreatment assembly comprises selective catalytic reducing agent.
As the further improved technical scheme of the utility model, described selective catalytic reducing agent comprises the first group selection catalytic reducer and the second group selection catalytic reducer that are arranged side by side, and described the first group selection catalytic reducer is in parallel with described the second group selection catalytic reducer.
As the further improved technical scheme of the utility model, described the first end plate is provided with the second perforation and the 3rd perforation that corresponds respectively to described the first group selection catalytic reducer and described the second group selection catalytic reducer, described housing comprises the second interior plate matching with described the first end plate, wherein said the second interior plate covers the periphery of described the second perforation and described the 3rd perforation to form the second cavity, and described the second cavity is communicated with described outlet.
As the further improved technical scheme of the utility model, described housing comprises the first outer panel that is positioned at described the first interior plate and the second interior plate periphery, and described outlet runs through described the first outer panel.
Compared to prior art, the utility model, by mixing tube is set, is surrounded the urea liquid gushing out from nozzle in the inner chamber body of described mixing tube by the exhaust of vortex, thereby has avoided urea directly to contact with inwall, has reduced the risk of crystallization. The exhaust of vortex can improve the uniformity of mixing with the urea liquid of atomization, thereby has improved the efficiency of pump-down process. In addition, by extended cavity is set, makes the installation of mixing tube be not limited to the overall dimensions of exhaust post-treatment apparatus of engine, and can carry out by adjusting the volume of extended cavity the back pressure of flexible adjustment System, realize standardized designs.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the utility model exhaust post-treatment apparatus of engine.
Fig. 2 is the schematic perspective view of another angle of Fig. 1.
Fig. 3 is the part three-dimensional exploded view of Fig. 2.
Fig. 4 is the further three-dimensional exploded view of Fig. 3.
Fig. 5 is the further three-dimensional exploded view of Fig. 4.
Fig. 6 is that Fig. 1 removes partial shell and nozzle part schematic perspective view afterwards.
Fig. 7 is the part three-dimensional exploded view of Fig. 6, and wherein sleeve part is separated.
Fig. 8 is the three-dimensional exploded view of another angle of Fig. 7.
Fig. 9 is the generalized section along A-A line in Fig. 1, and has indicated eddy flow direction when exhaust enters mixing tube.
Figure 10 is the generalized section along B-B line in Fig. 1.
Detailed description of the invention
Shown in please refer to the drawing 1 and Fig. 2, the utility model has disclosed a kind of exhaust post-treatment apparatus of engine 100, and it comprises, and housing 1 is positioned at the upstream aftertreatment assembly 2 of described housing 1, the downstream aftertreatment assembly 3 of connecting with described upstream aftertreatment assembly 2 and the mixing tube 4 in order to described upstream, downstream aftertreatment assembly 2,3 are together in series.
In the illustrated embodiment of the utility model, described upstream aftertreatment assembly 2 comprises oxidized form catalyst (DOC) 21 and/or grain catcher (DPF) 22, wherein, described oxidized form catalyst 21 is positioned at the upstream of described grain catcher 22, so that suitable temperature to be provided in the time that described grain catcher 22 is regenerated.
Described downstream aftertreatment assembly 3 comprises selective catalytic reducing agent (SCR). In the illustrated embodiment of the utility model, described selective catalytic reducing agent comprises the first group selection catalytic reducer 31 and the second group selection catalytic reducer 32 that are arranged side by side, and described the first group selection catalytic reducer 31 is in parallel with described the second group selection catalytic reducer 32.
Described housing 1 comprises cylindrical portion 11, is positioned at first outer panel 12 of cylindrical portion 11 one end, is positioned at the second outer panel 13 of cylindrical portion 11 other ends, that be connected with described the second outer panel 13 and in order to the import 14 that is communicated with the exhaust phase of engine and through the outlet 15 of described the first outer panel 12. Shown in please refer to the drawing 10, described housing 1 is also provided with and is positioned at that it is inner and in order to support some gripper shoes 16 of described upstream aftertreatment assembly 2 and described downstream aftertreatment assembly 3. Wherein said gripper shoe 16 comprises the first end plate 5 near described outlet 15.
Shown in please refer to the drawing 7, described the first end plate 5 comprises corresponding to the first perforation 51 of described grain catcher (DPF) 22, corresponding to the second perforation 52 of described the first group selection catalytic reducer 31, corresponding to the 3rd perforation 53 of described the second group selection catalytic reducer 32 and the first opening 54 passing at least part of described mixing tube 4.
Shown in please refer to the drawing 3 to Figure 10, described housing 1 comprises the first interior plate 61 and the second interior plate 62 that are fixed on described the first end plate 5, wherein said the first interior plate 61 is welded on described the first end plate 5 to form the first cavity 71 between them, and described the first interior plate 61 covers described the first perforation 51 and described the first opening 54; Described the second interior plate 62 is welded on described the first end plate 5 to form the second cavity 72 between them, and described the second interior plate 62 covers described the second perforation 52 and described the 3rd perforation 53. Described outlet 15 is communicated with described the second cavity 72.
Described housing 1 is provided with the nozzle installation portion 17 corresponding to described mixing tube 4, in order to urea nozzle 18 to be installed.
Shown in please refer to the drawing 7 and Figure 10, in the illustrated embodiment of the utility model, described mixing tube 4 is cylindric, and it comprises some perforates 44 of the inner chamber body 41 of hollow, the some fins 42 that are centered around the circumferential distribution of the peripheral of described inner chamber body 41 and edge and the some flutings 43 that are communicated with corresponding to described some fins 42 and with described inner chamber body 41 and a side that is positioned at described fin 42 and close described nozzle installation portion 17. In the illustrated embodiment of the utility model, described fluting 43 forms by fin described in punching press 42 is rear, and described perforate 44 is uniformly distributed circumferentially the periphery in described inner chamber body 41. Shown in please refer to the drawing 9, described fin 42 is arranged along certain angle, thereby exhaust is passed after described fluting 43, can be at the good eddy current of the interior formation of described inner chamber body 41.
Shown in please refer to the drawing 6 to Fig. 8 and Figure 10, described housing 1 comprises the sleeve part 8 being fixed on described the first opening 54. Described sleeve part 8 is provided with extended cavity 81 and is positioned at the end wall 82 of described extended cavity 81 roots. Described end wall 82 is provided with the through hole 821 passing for described mixing tube 4. Described extended cavity 81 is communicated with described the first cavity 71, described extended cavity 81 and described the first cavity 71 lay respectively at the both sides of described the first end plate 5, wherein said fin 42 passes described the first cavity 71 with described fluting 43, and described fin 42 is housed in described the first cavity 71 and described extended cavity 81 jointly with described fluting 43.
In the illustrated embodiment of the utility model, described sleeve part 8 is welded on the inner side of described the first opening 54. The junction welded seal of described mixing tube 4 and described through hole 821.
When use, first enter from import 14 from engine exhaust out, then pass through successively described oxidized form catalyst 21 and described grain catcher 22, then enter in described the first cavity 71 from described the first perforation 51; Under the effect of pressure at expulsion, exhaust meeting, under the guiding of fin 42, enters inner chamber body 41 through fluting 43 and perforate 44; While reaching injection conditions, urea nozzle 18 directly sprays into the urea liquid of atomization in described inner chamber body 41; Exhaust after mixing with urea droplets is divided into two-way and enters the first group selection catalytic reducer 31 and the second group selection catalytic reducer 32 simultaneously, then, after the second cavity 72 converges, finally leaves from exporting 15.
In the illustrated embodiment of the utility model, described nozzle installation portion 17 is near described some perforates 44. Due to the urea liquid ejecting from described urea nozzle 18, easily form dead band in the position away from spout, easily cause crystallization, after adopting scheme of the present utility model, the urea liquid of this position can flow out from described perforate 44, thereby has reduced the risk of urea crystals. The urea liquid gushing out from urea nozzle 18 surrounds in the interior exhaust by vortex of inner chamber body 41 of described mixing tube 4, thereby has avoided urea directly to contact with inwall, has reduced the risk of crystallization. The exhaust of vortex can improve the uniformity of mixing with the urea liquid of atomization, thereby has improved the efficiency of pump-down process, makes scheme of the present utility model can meet the requirement of stricter Abgasgesetz.
Such as, because the mixed structure (fin 42, fluting 43, perforate 44 etc.) of mixing tube 4 has certain length, if sleeve part 8 is not set, only utilize the size of the first cavity 71 may be difficult to reach the requirement that this mixed structure is installed. The utility model is by arranging sleeve part 8, inside at exhaust post-treatment apparatus of engine 100 has increased installing space, be not limited to the overall dimensions of exhaust post-treatment apparatus of engine 100, and can carry out by adjusting the volume of extended cavity 81 back pressure of flexible adjustment System, realize standardized designs.
In addition, above embodiment is only for illustrating the utility model and the described technical scheme of unrestricted the utility model, understanding of this description should be taking person of ordinary skill in the field as basis, although this description has been described in detail the utility model with reference to the above embodiments, but, those of ordinary skill in the art is to be understood that, person of ordinary skill in the field still can modify or be equal to replacement the utility model, and all do not depart from technical scheme and the improvement thereof of spirit and scope of the present utility model, all should be encompassed within the scope of claim of the present utility model.
Claims (10)
1. an exhaust post-treatment apparatus of engine, it comprises the import in order to be communicated with the exhaust phase of engine, the first cavity being communicated with described import, the mixing tube being communicated with described the first cavity, is positioned at the downstream of described mixing tube and the downstream aftertreatment assembly being communicated with described mixing tube and the outlet being communicated with described downstream aftertreatment assembly; Described mixing tube comprises the inner chamber body of hollow, the some fins that are centered around the circumferential distribution of the peripheral of described inner chamber body and edge and the some flutings that are communicated with corresponding to described some fins and with described inner chamber body; Described exhaust post-treatment apparatus of engine comprises housing, the first interior plate that described housing comprises the first end plate and matches with described the first end plate, and wherein said the first interior plate is fixed on described the first end plate to form described the first cavity between them; It is characterized in that: described housing comprises the extended cavity being communicated with described the first cavity, described extended cavity and described the first cavity lay respectively at the both sides of described the first end plate, wherein said fin and described fluting be through described the first cavity, and described fin and described fluting are housed in described the first cavity and described extended cavity jointly.
2. exhaust post-treatment apparatus of engine as claimed in claim 1, it is characterized in that: described the first interior plate is provided with the first opening, described housing comprises the sleeve part being fixed on described the first opening, described sleeve part is provided with described extended cavity and is positioned at the end wall of described extended cavity root, and described end wall is provided with the through hole passing for described mixing tube.
3. exhaust post-treatment apparatus of engine as claimed in claim 2, is characterized in that: described sleeve part is welded on the inner side of described the first opening.
4. exhaust post-treatment apparatus of engine as claimed in claim 2, is characterized in that: the junction welded seal of described mixing tube and described through hole.
5. exhaust post-treatment apparatus of engine as claimed in claim 1, is characterized in that: described housing is provided with the nozzle installation portion corresponding to described mixing tube; Described mixing tube is cylindric, and described mixing tube comprises and is positioned at a side of described fin and near some perforates of described nozzle installation portion.
6. exhaust post-treatment apparatus of engine as claimed in claim 1, it is characterized in that: described exhaust post-treatment apparatus of engine comprises the upstream aftertreatment assembly being connected between described import and described the first cavity, and described upstream aftertreatment assembly comprises oxidized form catalyst and/or grain catcher.
7. exhaust post-treatment apparatus of engine as claimed in claim 1, is characterized in that: described downstream aftertreatment assembly comprises selective catalytic reducing agent.
8. exhaust post-treatment apparatus of engine as claimed in claim 7, it is characterized in that: described selective catalytic reducing agent comprises the first group selection catalytic reducer and the second group selection catalytic reducer that are arranged side by side, and described the first group selection catalytic reducer is in parallel with described the second group selection catalytic reducer.
9. exhaust post-treatment apparatus of engine as claimed in claim 8, it is characterized in that: described the first end plate is provided with the second perforation and the 3rd perforation that corresponds respectively to described the first group selection catalytic reducer and described the second group selection catalytic reducer, described housing comprises the second interior plate matching with described the first end plate, wherein said the second interior plate covers the periphery of described the second perforation and described the 3rd perforation to form the second cavity, and described the second cavity is communicated with described outlet.
10. exhaust post-treatment apparatus of engine as claimed in claim 9, is characterized in that: described housing comprises the first outer panel that is positioned at described the first interior plate and the second interior plate periphery, and described outlet runs through described the first outer panel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521064810.XU CN205243598U (en) | 2015-12-18 | 2015-12-18 | Processing apparatus behind engine exhaust |
| PCT/CN2016/105815 WO2017101628A1 (en) | 2015-12-18 | 2016-11-15 | Engine exhaust after-treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521064810.XU CN205243598U (en) | 2015-12-18 | 2015-12-18 | Processing apparatus behind engine exhaust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205243598U true CN205243598U (en) | 2016-05-18 |
Family
ID=55942679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521064810.XU Withdrawn - After Issue CN205243598U (en) | 2015-12-18 | 2015-12-18 | Processing apparatus behind engine exhaust |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN205243598U (en) |
| WO (1) | WO2017101628A1 (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106246303A (en) * | 2016-10-12 | 2016-12-21 | 天纳克（苏州）排放系统有限公司 | Tail-gas after treatment apparatus |
| WO2017101628A1 (en) * | 2015-12-18 | 2017-06-22 | 天纳克（苏州）排放系统有限公司 | Engine exhaust after-treatment device |
| CN106894870A (en) * | 2015-12-18 | 2017-06-27 | 天纳克（苏州）排放系统有限公司 | Exhaust post-treatment apparatus of engine |
| CN107165704A (en) * | 2017-07-27 | 2017-09-15 | 天纳克（苏州）排放系统有限公司 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
| WO2017206946A1 (en) * | 2016-06-03 | 2017-12-07 | 天纳克（苏州）排放系统有限公司 | Mixing chamber assembly |
| CN107489502A (en) * | 2016-06-13 | 2017-12-19 | 天纳克（苏州）排放系统有限公司 | Exhaust aftertreatment mixing arrangement |
| CN108019258A (en) * | 2016-11-04 | 2018-05-11 | 天纳克（苏州）排放系统有限公司 | Box-type tail-gas after treatment apparatus |
| WO2018095139A1 (en) * | 2016-11-25 | 2018-05-31 | 天纳克（苏州）排放系统有限公司 | Exhaust aftertreatment device |
| CN110056417A (en) * | 2018-01-19 | 2019-07-26 | 天纳克（苏州）排放系统有限公司 | Box-type exhaust post-treatment apparatus of engine |
| CN110080869A (en) * | 2018-01-26 | 2019-08-02 | 天纳克（苏州）排放系统有限公司 | Exhaust inlet pipe and its box-type exhaust gas post-treatment device |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112452173A (en) * | 2020-12-03 | 2021-03-09 | 浙江银轮机械股份有限公司 | Mixer and tail gas treatment system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4827256B2 (en) * | 2007-06-21 | 2011-11-30 | 日野自動車株式会社 | Exhaust treatment device |
| US9364790B2 (en) * | 2013-05-07 | 2016-06-14 | Tenneco Automotive Operating Company Inc. | Exhaust mixing assembly |
| CN203452874U (en) * | 2013-07-09 | 2014-02-26 | 潍柴动力股份有限公司 | SCR catalyzing silencer and mixing tube device of SCR catalyzing silencer |
| CN204827615U (en) * | 2015-07-27 | 2015-12-02 | 天纳克（苏州）排放系统有限公司 | Double -deck hybrid tube and exhaust back processing apparatus thereof |
| CN105089750B (en) * | 2015-08-21 | 2018-04-06 | 天纳克（苏州）排放系统有限公司 | exhaust gas treatment device |
| CN205243598U (en) * | 2015-12-18 | 2016-05-18 | 天纳克（苏州）排放系统有限公司 | Processing apparatus behind engine exhaust |
-
2015
- 2015-12-18 CN CN201521064810.XU patent/CN205243598U/en not_active Withdrawn - After Issue
-
2016
- 2016-11-15 WO PCT/CN2016/105815 patent/WO2017101628A1/en active Application Filing
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017101628A1 (en) * | 2015-12-18 | 2017-06-22 | 天纳克（苏州）排放系统有限公司 | Engine exhaust after-treatment device |
| CN106894870A (en) * | 2015-12-18 | 2017-06-27 | 天纳克（苏州）排放系统有限公司 | Exhaust post-treatment apparatus of engine |
| WO2017206946A1 (en) * | 2016-06-03 | 2017-12-07 | 天纳克（苏州）排放系统有限公司 | Mixing chamber assembly |
| CN108915830A (en) * | 2016-06-13 | 2018-11-30 | 天纳克（苏州）排放系统有限公司 | Exhaust aftertreatment mixing arrangement |
| CN108915830B (en) * | 2016-06-13 | 2019-11-08 | 天纳克（苏州）排放系统有限公司 | Exhaust aftertreatment mixing arrangement |
| CN107489502A (en) * | 2016-06-13 | 2017-12-19 | 天纳克（苏州）排放系统有限公司 | Exhaust aftertreatment mixing arrangement |
| CN106246303A (en) * | 2016-10-12 | 2016-12-21 | 天纳克（苏州）排放系统有限公司 | Tail-gas after treatment apparatus |
| CN106246303B (en) * | 2016-10-12 | 2019-01-15 | 天纳克（苏州）排放系统有限公司 | Tail-gas after treatment apparatus |
| CN108019258A (en) * | 2016-11-04 | 2018-05-11 | 天纳克（苏州）排放系统有限公司 | Box-type tail-gas after treatment apparatus |
| WO2018082381A1 (en) * | 2016-11-04 | 2018-05-11 | 天纳克（苏州）排放系统有限公司 | Box-type exhaust aftertreatment device |
| WO2018095139A1 (en) * | 2016-11-25 | 2018-05-31 | 天纳克（苏州）排放系统有限公司 | Exhaust aftertreatment device |
| CN108104913A (en) * | 2016-11-25 | 2018-06-01 | 天纳克（苏州）排放系统有限公司 | Exhaust gas post-treatment device |
| CN108104913B (en) * | 2016-11-25 | 2024-10-22 | 天纳克（苏州）排放系统有限公司 | Exhaust gas aftertreatment device |
| CN107165704A (en) * | 2017-07-27 | 2017-09-15 | 天纳克（苏州）排放系统有限公司 | Engine exhaust post-processes mixing arrangement and its after-treatment device and application |
| CN110056417A (en) * | 2018-01-19 | 2019-07-26 | 天纳克（苏州）排放系统有限公司 | Box-type exhaust post-treatment apparatus of engine |
| CN110080869A (en) * | 2018-01-26 | 2019-08-02 | 天纳克（苏州）排放系统有限公司 | Exhaust inlet pipe and its box-type exhaust gas post-treatment device |
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| WO2017101628A1 (en) | 2017-06-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160518 Effective date of abandoning: 20200703 |
|
| AV01 | Patent right actively abandoned |