CN102518021A - Waste gas treatment apparatus and asphalt mixture heat regeneration equipment - Google Patents
Waste gas treatment apparatus and asphalt mixture heat regeneration equipment Download PDFInfo
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- CN102518021A CN102518021A CN2011104302295A CN201110430229A CN102518021A CN 102518021 A CN102518021 A CN 102518021A CN 2011104302295 A CN2011104302295 A CN 2011104302295A CN 201110430229 A CN201110430229 A CN 201110430229A CN 102518021 A CN102518021 A CN 102518021A
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- burner
- waste gas
- inner liner
- burner inner
- distribution circuit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/06—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases
- F23G7/061—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating
- F23G7/065—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste gases or noxious gases, e.g. exhaust gases with supplementary heating using gaseous or liquid fuel
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/10—Apparatus or plants for premixing or precoating aggregate or fillers with non-hydraulic binders, e.g. with bitumen, with resins, i.e. producing mixtures or coating aggregates otherwise than by penetrating or surface dressing; Apparatus for premixing non-hydraulic mixtures prior to placing or for reconditioning salvaged non-hydraulic compositions
- E01C19/1004—Reconditioning or reprocessing bituminous mixtures, e.g. salvaged paving, fresh patching mixtures grown unserviceable; Recycling salvaged bituminous mixtures; Apparatus for the in-plant recycling thereof
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention provides a waste gas treatment apparatus of asphalt mixture heat regeneration equipment. The waste gas treatment apparatus is used for treating asphalt smoke produced in heat regeneration of an old asphalt material and comprises at least one combustor and a waste gas eduction pipeline which is used for educing waste gas with asphalt smoke out from an old asphalt material drying roller; the waste gas treatment apparatus further comprises at least one flame tube and at least one waste gas distribution pipeline, the flame tube matches with the combustor, and the waste gas distribution pipeline conveys waste gas educed by the waste gas eduction pipeline into the flame tube. The invention also provides the asphalt mixture heat regeneration equipment.
Description
Technical field
The present invention relates to a kind of emission-control equipment, particularly a kind of emission-control equipment of drying roller.
Background technology
Bituminous mixture heat regeneration is the old asphalt pavement with breakage, through milling, turn over dig, broken back forms old asphalt mixture, carries out thermal regeneration then.Last stir and form new bituminous mixture by certain match ratio and new pitch, material such as gather materials again.In the old pitch material thermal regeneration process, when asphalt temperature is elevated to a certain degree and contact with steam, just can produce " distillation " and act on, produce a large amount of glance coals, again title " blue cigarette ".This glance coal contains a kind of carcinogen-BaP.Therefore must handle the discharging of glance coal well.In the correlation technique, the old pitch material waste gas that thermal regeneration produces in cylinder directly enters the dust pelletizing system front end of asphalt mixing plant, enters atmosphere after the filtration.This mode is simple in structure, but harmful waste gas cannot handle, and the pitch oil smoke in the waste gas attaches the filter bag of deduster easily, influences the result of use and the life of bag filter of deduster.
Summary of the invention
The present invention aims to provide hot reclaim equiment of a kind of improved bituminous mixture and emission-control equipment.
For solving the problems of the technologies described above, the present invention has adopted following technical scheme:
The emission-control equipment of the hot reclaim equiment of a kind of bituminous mixture is provided; Be used for handling the glance coal that old pitch material produces in the thermal regeneration process; It comprises that at least one burner and waste gas draws pipeline, and said waste gas is drawn pipeline and is used for the waste gas that has glance coal is drawn from old pitch material drying roller; This emission-control equipment also comprises at least one burner inner liner and at least one waste gas distribution circuit; Said at least one burner inner liner cooperates with said at least one burner, and said at least one waste gas distribution circuit is delivered to the waste gas that said waste gas fairlead pass goes out in said at least one burner inner liner.
Preferably, said at least one waste gas distribution circuit and said at least one burner inner liner are arranged tangential.
Preferably, said at least one waste gas distribution circuit comprises regulating element, is used for regulating the flow of the waste gas that gets into said at least one burner inner liner.
Preferably; Said at least one burner comprises first burner; Said at least one burner inner liner comprises first burner inner liner that cooperates with said first burner, and said at least one waste gas distribution circuit comprises the first waste gas distribution circuit that is connected with said first burner inner liner; Said first burner and the corresponding setting of said old pitch material drying roller are used for providing old pitch material heating required high-temperature flue gas to said old pitch material drying roller; Said first burner inner liner is arranged between said first burner and the said old pitch material drying roller.
Preferably; Said at least one burner comprises second burner; Said at least one burner inner liner comprises second burner inner liner that cooperates with said second burner, and said at least one waste gas distribution circuit comprises the second waste gas distribution circuit that is connected with said second burner inner liner; Said second burner and a corresponding setting of new aggregate drying roller are used for providing new aggregate heating required high-temperature flue gas to said new aggregate drying roller; Said second burner inner liner is arranged between said second burner and the said new aggregate drying roller.
The present invention also provides a kind of bituminous mixture hot reclaim equiment, comprises above-mentioned emission-control equipment in each.
The present invention also provides a kind of emission-control equipment, and it comprises that at least one burner and waste gas draws pipeline, and said waste gas is drawn pipeline and is used for waste gas is drawn from a drying roller, comprises fuel gas in the said waste gas; This emission-control equipment also comprises at least one burner inner liner and at least one waste gas distribution circuit; Said at least one burner inner liner cooperates with said at least one burner, and said at least one waste gas distribution circuit is delivered to the waste gas that said waste gas fairlead pass goes out in said at least one burner inner liner.
Preferably, said at least one waste gas distribution circuit and said at least one burner inner liner are arranged tangential.
Preferably, said at least one waste gas distribution circuit comprises regulating element, is used for regulating the size of the flow of the waste gas that gets into said at least one burner inner liner.
Preferably; Said at least one burner comprises first burner; Said at least one burner inner liner comprises first burner inner liner that cooperates with said first burner, and said at least one waste gas distribution circuit comprises the first waste gas distribution circuit that is connected with said first burner inner liner; The corresponding setting with said drying roller of said first burner is used for providing heating required high-temperature flue gas to said drying roller; Said first burner inner liner is arranged between said first burner and the said drying roller.
Preferably; Said at least one burner comprises second burner; Said at least one burner inner liner comprises second burner inner liner that cooperates with said second burner, and said at least one waste gas distribution circuit comprises the second waste gas distribution circuit that is connected with said second burner inner liner; The corresponding setting with another drying roller of said second burner is used for providing heating required high-temperature flue gas to said another drying roller; Said second burner inner liner is arranged between said second burner and said another drying roller.
Compare with correlation technique, burn, can reduce or eliminate the fuel gas such as glance coal in the waste gas effectively owing to can the waste gas that the hot reclaim equiment of bituminous mixture produces be introduced in the burner inner liner of burner.
Description of drawings
Fig. 1 is the structural representation of the hot reclaim equiment of bituminous mixture in the some embodiments of the invention.
Fig. 2 is that the A of emission-control equipment shown in Figure 1 is to structural representation.
Fig. 3 is the structural representation that waste gas shown in Figure 1 is drawn pipeline.
The specific embodiment
Below in conjunction with specific embodiment and Figure of description the present invention is explained further details.
Fig. 1 shows the hot reclaim equiment 1 of bituminous mixture among some embodiment of invention; It can comprise first drying plant 10 that is used for heating old pitch material, be used to heat second drying plant 20 of new aggregate and be used for that the glance coal that old pitch material produces in the thermal regeneration process is delivered to exhaust-carrying device 30, the first drying plants 10 and second drying plant 20 that presumptive area handles can be arranged side by side together in certain embodiments.
First drying plant 10 can comprise first drying roller 11, first burner 13 and first burner inner liner 15 in certain embodiments.First burner, 13 correspondences are arranged at the head of first drying roller 11, and being used for provides old pitch material heating required high-temperature flue gas to first drying roller 11, and the temperature of this high-temperature flue gas in certain embodiments can be about 500 ℃.First burner inner liner 15 is arranged between first drying roller 11 and first burner 13, leads in said first drying roller 11 in order to the flame that first burner 13 is produced.
Second drying plant 20 can comprise second drying roller 21, second burner 23 and second burner inner liner 25 in certain embodiments.Second burner, 23 correspondences are arranged at the head of second drying roller 21, and being used for provides new aggregate heating required high-temperature flue gas to second drying roller 21, and the temperature of this high-temperature flue gas in certain embodiments can be about 1300 ℃.Second burner inner liner 25 is arranged between second drying roller 21 and second burner 23, leads in said first drying roller 21 in order to the flame that second burner 23 is produced.
Exhaust-carrying device 30 can comprise that in certain embodiments waste gas draws pipeline 31, the first waste gas distribution circuit 33 and the second waste gas distribution circuit 35, and waste gas is drawn pipeline 31 and is used for the waste gas of first drying roller 11 is drawn; The first waste gas distribution circuit 33 and the second waste gas distribution circuit 35 are drawn pipeline 31 with waste gas and are connected; Be used for that waste gas is drawn the waste gas that pipeline 31 draws and be delivered to first burner inner liner 15 and second burner inner liner 25 respectively; Let the glance coal in the waste gas in first burner inner liner 15 and second burner inner liner 25, burn, thereby eliminate or reduce the discharging of waste gas medium pitch cigarette.So, exhaust-carrying device 30 and first, second burner 13,23, and emission-control equipment of first, second burner inner liner 15,25 one formations.Be appreciated that ground, in certain embodiments, also can draw pipeline 31 and draw one or more waste gas distribution circuit, waste gas is delivered in one or more the burner inner liner and burns from waste gas.
Together consult Fig. 2 again; The first waste gas distribution circuit 33 and the second waste gas distribution circuit 35 also can be arranged tangential with first burner inner liner 15 and second burner inner liner 25 respectively in certain embodiments; So that waste gas gets into the vortex gas-flow of first burner inner liner 15 and formation tangential, second burner inner liner, 25 back; Make mixing of flame that waste gas and first burner 13 and second burner 23 produce more even, thereby make the glance coal in the waste gas burnt more fully.
In certain embodiments; Also can be respectively arranged with first regulating element 330 and second regulating element 350 in the first waste gas distribution circuit 33 and the second waste gas distribution circuit 35; Be used for respectively flame intensity according to first burner 13 and second burner 23; Regulate the exhaust gas flow that gets into first burner inner liner 15 and second burner inner liner 25, make flame intensity and exhaust gas flow suitable.For example, when the flame intensity in second burner inner liner 25 is higher than the flame intensity in first burner inner liner 15, can the exhaust gas flow in the second waste gas distribution circuit 35 be transferred big; Correspondingly; Exhaust gas flow in the first waste gas distribution circuit 33 is turned down, thereby made the flame of second burner inner liner 25 be fully utilized, and there is not the inadequate problem of burning in the waste gas in first burner inner liner 15; So, can improve the exhaust-gas treatment efficient of whole emission-control equipment significantly.
As shown in Figure 3; Waste gas is drawn pipeline 31 and can be comprised bend pipe 310, the straight tube 312 that links to each other with bend pipe 310 on the smoke box that is connected in first drying roller, 11 afterbodys in certain embodiments and be installed on the air-introduced machine 314 on the straight tube 312; Straight tube 312 and is craniad extended to nearby adjacent with first burner inner liner 15 and second burner inner liner 25 between first drying plant 10 and second drying plant 20 by bend pipe 310.The first waste gas distribution circuit 33 and the second waste gas distribution circuit 35 are connected in the end of straight tube 312, constitute a T tube road with straight tube 312.When air-introduced machine 314 starts, from first drying roller 11, draw waste gas by bend pipe 310, waste gas is delivered to the first waste gas distribution circuit 33 and the second waste gas distribution circuit 35 of head through straight tube 312.
When the hot reclaim equiment 1 of bituminous mixture is worked; Load the pitch material of haveing been friends in the past in first drying roller 11; First burner 13 is sent into high-temperature flue gas old pitch material is heated in first drying roller 11; When the asphalt temperature in the old pitch material is elevated to a certain degree and contact with steam, because " distillation " acts on the generation glance coal.Glance coal is drawn pipeline 31 with waste gas by waste gas and is drawn, and then, is transported in first burner inner liner 15 and second burner inner liner 25 and burns, and so, can reduce or eliminate the glance coal in the waste gas effectively, reaches the effect of energy-conservation and environmental protection.
Be appreciated that ground, above-mentioned emission-control equipment is not limited to be applied in the hot reclaim equiment 1 of bituminous mixture, and it is all applicable that other generations comprise the equipment of waste gas of fuel gas.
The above only is a preferred implementation of the present invention, and protection scope of the present invention also not only is confined to the foregoing description, and all technical schemes that belongs under the thinking of the present invention all belong to protection scope of the present invention.Should be pointed out that for those skilled in the art in the some improvement and the retouching that do not break away under the principle of the invention prerequisite, these improvement and retouching also should be regarded as protection scope of the present invention.
Claims (12)
1. the emission-control equipment of the hot reclaim equiment of bituminous mixture; Be used for handling the glance coal that old pitch material produces in the thermal regeneration process; It comprises that at least one burner and waste gas draws pipeline; Said waste gas is drawn pipeline and is used for the waste gas that has glance coal is drawn from old pitch material drying roller, it is characterized in that, also comprises at least one burner inner liner and at least one waste gas distribution circuit; Said at least one burner inner liner cooperates with said at least one burner, and said at least one waste gas distribution circuit is delivered to the waste gas that said waste gas fairlead pass goes out in said at least one burner inner liner.
2. emission-control equipment according to claim 1 is characterized in that, said at least one waste gas distribution circuit and said at least one burner inner liner are arranged tangential.
3. emission-control equipment according to claim 2 is characterized in that, said at least one waste gas distribution circuit comprises regulating element, is used for regulating the flow of the waste gas that gets into said at least one burner inner liner.
4. emission-control equipment according to claim 1 is characterized in that, said at least one waste gas distribution circuit comprises regulating element, is used for regulating the flow of the waste gas that gets into said at least one burner inner liner.
5. according to each described emission-control equipment of claim 1-4; It is characterized in that; Said at least one burner comprises first burner; Said at least one burner inner liner comprises first burner inner liner that cooperates with said first burner, and said at least one waste gas distribution circuit comprises the first waste gas distribution circuit that is connected with said first burner inner liner; Said first burner and the corresponding setting of said old pitch material drying roller are used for providing old pitch material heating required high-temperature flue gas to said old pitch material drying roller; Said first burner inner liner is arranged between said first burner and the said old pitch material drying roller.
6. emission-control equipment according to claim 5; It is characterized in that; Said at least one burner comprises second burner; Said at least one burner inner liner comprises second burner inner liner that cooperates with said second burner, and said at least one waste gas distribution circuit comprises the second waste gas distribution circuit that is connected with said second burner inner liner; Said second burner and a corresponding setting of new aggregate drying roller are used for providing new aggregate heating required high-temperature flue gas to said new aggregate drying roller; Said second burner inner liner is arranged between said second burner and the said new aggregate drying roller.
7. the hot reclaim equiment of bituminous mixture is characterized in that, comprises each said emission-control equipment of claim 1-6.
8. emission-control equipment; It comprises that at least one burner and waste gas draws pipeline; Said waste gas is drawn pipeline and is used for waste gas is drawn from a drying roller; Comprise fuel gas in the said waste gas, it is characterized in that, also comprise at least one burner inner liner and at least one waste gas distribution circuit; Said at least one burner inner liner cooperates with said at least one burner, and said at least one waste gas distribution circuit is delivered to the waste gas that said waste gas fairlead pass goes out in said at least one burner inner liner.
9. emission-control equipment according to claim 8 is characterized in that, said at least one waste gas distribution circuit and said at least one burner inner liner are arranged tangential.
10. according to Claim 8 or 9 described emission-control equipments, it is characterized in that said at least one waste gas distribution circuit comprises regulating element, be used for regulating the size of the flow of the waste gas that gets into said at least one burner inner liner.
11. according to Claim 8 or 9 described emission-control equipments; It is characterized in that; Said at least one burner comprises first burner; Said at least one burner inner liner comprises first burner inner liner that cooperates with said first burner respectively, and said at least one waste gas distribution circuit comprises the first waste gas distribution circuit that is connected with said first burner inner liner respectively; The corresponding setting with said drying roller of said first burner is used for providing heating required high-temperature flue gas to said drying roller; Said first burner inner liner is arranged between said first burner and the said drying roller.
12. emission-control equipment according to claim 11; It is characterized in that; Said at least one burner comprises second burner; Said at least one burner inner liner comprises second burner inner liner that cooperates with said second burner respectively, and said at least one waste gas distribution circuit comprises the second waste gas distribution circuit that is connected with said second burner inner liner respectively; The corresponding setting with another drying roller of said second burner is used for providing heating required high-temperature flue gas to said another drying roller; Said second burner inner liner is arranged between said second burner and said another drying roller.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110430229.5A CN102518021B (en) | 2011-12-20 | 2011-12-20 | Waste gas treatment apparatus and asphalt mixture heat regeneration equipment |
| PCT/CN2012/082116 WO2013091423A1 (en) | 2011-12-20 | 2012-09-27 | Waste gas treatment apparatus and asphalt mixture thermal regeneration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110430229.5A CN102518021B (en) | 2011-12-20 | 2011-12-20 | Waste gas treatment apparatus and asphalt mixture heat regeneration equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102518021A true CN102518021A (en) | 2012-06-27 |
| CN102518021B CN102518021B (en) | 2014-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110430229.5A Active CN102518021B (en) | 2011-12-20 | 2011-12-20 | Waste gas treatment apparatus and asphalt mixture heat regeneration equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102518021B (en) |
| WO (1) | WO2013091423A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013091423A1 (en) * | 2011-12-20 | 2013-06-27 | 中联重科股份有限公司 | Waste gas treatment apparatus and asphalt mixture thermal regeneration device |
| CN105040555A (en) * | 2015-07-02 | 2015-11-11 | 福建南方路面机械有限公司 | Asphalt regeneration roller and method for preventing materials from being stuck on roller inner wall |
| CN105910118A (en) * | 2016-06-12 | 2016-08-31 | 福建南方路面机械有限公司 | Asphalt thermal regeneration flue gas treatment system and method |
| CN109621570A (en) * | 2019-01-24 | 2019-04-16 | 福建铁拓机械有限公司 | A kind of asphalt mixture heat regeneration exhaust gas processing device and method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109539286B (en) * | 2018-12-26 | 2024-03-19 | 中冶焦耐(大连)工程技术有限公司 | Purifying treatment process for asphalt smoke in modified asphalt production process |
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| CN2035844U (en) * | 1988-07-13 | 1989-04-12 | 交通部公路科学研究所 | Pulverulent-coal burner for agitating bitumen-mixed material |
| JPH0259913A (en) * | 1988-08-26 | 1990-02-28 | Iseki & Co Ltd | Traveling pedal for tractor or the like |
| JPH03147903A (en) * | 1989-11-01 | 1991-06-24 | Nikko Co Ltd | Dryer for asphalt plant |
| JPH0959913A (en) * | 1995-08-21 | 1997-03-04 | Nikko Co Ltd | Asphalt-containing material manufacturing equipment |
| JPH1181223A (en) * | 1997-09-02 | 1999-03-26 | Nikko Co Ltd | Asphalt composite material manufacturing device |
| CN2709502Y (en) * | 2004-01-15 | 2005-07-13 | 凌杰 | Processing device of bitulith regenerated material |
| JP2010090644A (en) * | 2008-10-10 | 2010-04-22 | Nikko Co Ltd | Dryer for regenerating asphalt pavement waste material |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69422501T2 (en) * | 1993-03-16 | 2000-06-15 | Us Agriculture | COMPETITIVELY DISPLACING MUCALINE FLORA |
| CN102518021B (en) * | 2011-12-20 | 2014-11-26 | 中联重科股份有限公司 | Waste gas treatment apparatus and asphalt mixture heat regeneration equipment |
-
2011
- 2011-12-20 CN CN201110430229.5A patent/CN102518021B/en active Active
-
2012
- 2012-09-27 WO PCT/CN2012/082116 patent/WO2013091423A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2035844U (en) * | 1988-07-13 | 1989-04-12 | 交通部公路科学研究所 | Pulverulent-coal burner for agitating bitumen-mixed material |
| JPH0259913A (en) * | 1988-08-26 | 1990-02-28 | Iseki & Co Ltd | Traveling pedal for tractor or the like |
| JPH03147903A (en) * | 1989-11-01 | 1991-06-24 | Nikko Co Ltd | Dryer for asphalt plant |
| JPH0959913A (en) * | 1995-08-21 | 1997-03-04 | Nikko Co Ltd | Asphalt-containing material manufacturing equipment |
| JPH1181223A (en) * | 1997-09-02 | 1999-03-26 | Nikko Co Ltd | Asphalt composite material manufacturing device |
| CN2709502Y (en) * | 2004-01-15 | 2005-07-13 | 凌杰 | Processing device of bitulith regenerated material |
| JP2010090644A (en) * | 2008-10-10 | 2010-04-22 | Nikko Co Ltd | Dryer for regenerating asphalt pavement waste material |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013091423A1 (en) * | 2011-12-20 | 2013-06-27 | 中联重科股份有限公司 | Waste gas treatment apparatus and asphalt mixture thermal regeneration device |
| CN105040555A (en) * | 2015-07-02 | 2015-11-11 | 福建南方路面机械有限公司 | Asphalt regeneration roller and method for preventing materials from being stuck on roller inner wall |
| CN105910118A (en) * | 2016-06-12 | 2016-08-31 | 福建南方路面机械有限公司 | Asphalt thermal regeneration flue gas treatment system and method |
| CN109621570A (en) * | 2019-01-24 | 2019-04-16 | 福建铁拓机械有限公司 | A kind of asphalt mixture heat regeneration exhaust gas processing device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102518021B (en) | 2014-11-26 |
| WO2013091423A1 (en) | 2013-06-27 |
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