CN108362129A - A kind of the environment-friendly type continuous feeder and method of smelting furnace - Google Patents
A kind of the environment-friendly type continuous feeder and method of smelting furnace Download PDFInfo
- Publication number
- CN108362129A CN108362129A CN201810446639.0A CN201810446639A CN108362129A CN 108362129 A CN108362129 A CN 108362129A CN 201810446639 A CN201810446639 A CN 201810446639A CN 108362129 A CN108362129 A CN 108362129A
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- feeder
- smelting furnace
- environment
- friendly type
- type continuous
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
- F27B2014/0812—Continuously charging
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention belongs to smelting furnace apparatus fields, and in particular to a kind of environment-friendly type continuous feeder of smelting furnace, including the current stabilization storehouse, closed conveying belt, feeder and the smelting furnace that are sequentially connected, current stabilization storehouse outlet at bottom are set to above closed conveying belt head end；Feeder includes feeder pipeline, and flanged joint has the first barrier structure and the second barrier structure successively from top to bottom in feeder pipeline；Feeder is equipped with feeder import, and feeder import is set to closed conveying strap end lower part, and feeder entrance is equipped with is staggeredly equipped with buffer board with the matched deflector of closed conveying belt, deflector lower section；The matched feed inlet in outlet with feeder is equipped with above smelting furnace；The invention further relates to a kind of environment-friendly type continuous-feeding method of smelting furnace, the configuration of the present invention is simple and being capable of continuous-feeding.
Description
Technical field
The invention belongs to smelting furnace apparatus fields, and in particular to a kind of environment-friendly type continuous feeder of smelting furnace and side
Method.
Background technology
In recent years, lead smelting in China technology has obtained larger raising, is occupied in International Lead smelting industry important
Position.Lead smeltery of the country mostly uses greatly Double bottom blow moulding refining lead, bottom blowing+side-blown technique refining lead or uses bilateral blow moulding at present
Lead is refined, core is to react oxidation and reduction in different meltings respectively.The technique can be well solved smelting lead
The pollution problem of SO2 relieving haperacidity and lead fume dirt, the technique are measured during feed proportioning using closed weigher, and lead material is mixed
Conjunction, granulation carry out in closed facility, have the characteristics of technological process is simple, environment is good, can realize clean manufacturing.
But in practical lead smelting process, due to environment protection treating measure and site environment management level difference, lead dust, lead fume
The problem of uncontrollable discharge, is still more prominent, need to further strengthen the collection, control and improvement of disordered exhaust gas.Especially raw material enters
During smelting furnace, Belt Conveying, vertical blanking, material mouth is generally used to set the disordered exhaust gas precautionary measures of gas gathering mask.But
In the actual production process, since overhaul of the equipments etc. needs gas gathering mask to be equipped with inlet and outlet, the poorly sealed situation of gas gathering mask protrudes, and
Belong to high pressure conditions in smelting furnace, thus cause smelting furnace feed inlet nearby a large amount of discharge inorganization lead fumes, sulfur dioxide, arsenic, mercury,
The exhaust emissions such as cadmium.
The feeding manner of the existing vertical blanking+gas gathering mask of smelting furnace, mainly has the disadvantage that：
1, poor sealing, high energy consumption：Due to being positive pressure environment in smelting furnace, feed inlet has in a large amount of stoves exhaust of hot air to stove
Outside, the ignition temperature in stove is reduced, the energy consumption of smelting furnace is increased.
2, uncontrollable discharge is serious：Due in smelting furnace be positive pressure environment, have a large amount of inorganization lead fumes, sulfur dioxide,
The exhaust emissions such as arsenic, mercury, cadmium are by the outside loss of feed inlet, regional work bad environments, the worker to neighbouring station and enterprise
Neighbouring resident causes serious healthy hidden danger.
3, safety is poor：Since melting fire door is horizontal substantially, in feed inlet overhaul of the equipments, there are certain peaces
Full hidden danger.
Therefore, exploitation one kind can the novel feed-type of continuous-feeding and environmental protection, safe and stable operation just seem
It is extremely important.
Invention content
The purpose of the present invention is to provide a kind of environment-friendly type continuous-feedings of smelting furnace simple in structure, being capable of continuous-feeding
Device and method.
To achieve the above object, the present invention uses following technical scheme：A kind of environment-friendly type continuous feeder of smelting furnace,
Including current stabilization storehouse, closed conveying belt, feeder and the smelting furnace being sequentially connected, current stabilization storehouse outlet at bottom is set to closed conveying skin
Above band head end；The feeder includes feeder pipeline, and flanged joint has successively from top to bottom in the feeder pipeline
One barrier structure and the second barrier structure；The feeder is equipped with feeder import, and feeder import is set to closed conveying skin
End of tape lower part, feeder entrance is equipped with to be staggeredly equipped with the matched deflector of closed conveying belt, deflector lower section
Buffer board；The matched feed inlet in outlet with feeder is equipped with above smelting furnace.
Further, first barrier structure and the second barrier structure are butterfly valve；The butterfly valve includes valve body, valve body
It is interior to be equipped with valve plate, valve rod is connected on valve plate, one end that valve rod stretches out valve body is connected with actuating unit；The actuating unit includes
The drive mechanism being connected with valve rod, drive mechanism side are connected with handwheel, and the drive mechanism other side is connected with motor.
Further, it is equipped with level-sensing device above second barrier structure.
Further, fixed there are two semicircle sealing plate in the valve body, two semicircle sealing plates are respectively arranged on valve
The both sides of bar, and a semicircle sealing plate is set to above valve plate side, another semicircle sealing plate is set to the valve plate other side
Lower section；High temperature and pressure sealing ring is equipped between the valve rod and valve body.
Further, the flange being connected with feeder pipeline is respectively set in the valve body both ends, and flange is equipped with sealing
Slot, seal groove is interior to be equipped with gasket seal, and mounting hole is equipped on the outside of seal groove.
Further, the current stabilization storehouse is current stabilization storehouse of weighing, and load sensor, current stabilization storehouse lower part are equipped in current stabilization storehouse of weighing
Outside is equipped with vibrating motor.
Further, oxygen rifle is arranged below in the smelting furnace, is equipped with exhaust outlet above smelting furnace, exhaust outlet is connected with exhaust gas
Processing system；The smelting furnace side is equipped with cinder notch, and the smelting furnace other side is equipped with siphon port.
Further, feeder import upper end is equipped with the exhaust outlet that is connected with exhaust treatment system, at exhaust outlet
Equipped with exhaust outlet wind turbine.
Using the environment-friendly type continuous-feeding method for the smelting furnace that above-mentioned apparatus carries out, include the following steps：
（1）Lead material is feeder continuous dosing through closed conveying belt in current stabilization storehouse；
（2）First baffle structure is opened, and second baffle structure is closed, and lead material is through closed conveying Belt Conveying to feeder pipeline
Interior, after lead doses reaches preset value in second baffle structure, first baffle structure is closed, and second baffle structure is opened, lead material
Fall into melting furnace reduction refining lead；
（3）After the completion of blanking, first baffle structure is opened, and second baffle structure is closed, and repeats step（2）Process.
Further, the preset value is the receiving that first baffle structure, second baffle structure and feeder pipeline surround
The 1/2 ~ 3/4 of the volume of chamber.
Compared with prior art, the invention has the advantages that：
1, the present invention includes current stabilization storehouse, closed conveying belt, feeder and the smelting furnace being sequentially connected；By controlling the first plate washer
The keying of structure and the second barrier structure realizes that raw material is continuous, stablizes charging, the high temperature, high pollution exhaust gas in reduction smelting furnace
Uncontrollable discharge effectively improves shopwork environment.
2, feeder be equipped with feeder import, feeder import be set to closed conveying strap end lower part, feeder into
Mouthful place be equipped with the matched deflector of closed conveying belt, be staggeredly equipped with buffer board below deflector, by deflector with
Buffer board reduces lead material and enters decline power in feeder pipeline, reduces the airborne dust that lead material is formed, effectively improves shopwork
Environment.
3, one end of valve rod stretching valve body is connected with actuating unit, and actuating unit opens and closes valve plate by valve rod.It passes
Dynamic structure side is connected with handwheel, and the drive mechanism other side is connected with motor, by motor and handwheel two ways to valve plate into
Row control, improves the operability of butterfly valve.
4, it being set on the valve body there are two semicircle sealing plate, two semicircle sealing plates are respectively arranged on the both sides of valve rod,
And a semicircle sealing plate is set to above valve plate side, another semicircle sealing plate is set to below the valve plate other side, semicircle
Shape sealing plate is not rotated with valve plate；High temperature and pressure sealing ring is equipped between the valve rod and valve body.When valve plate is closed
When, valve plate, semicircle sealing plate, sealing ring improve the leakproofness between valve plate and valve body with the use of sealing function is realized, high
Warm high-pressure seal ring can prevent high temperature in smelting furnace, high pollution exhaust gas by being flowed out between valve rod and valve body again, improve butterfly valve
Stability.
5, valve body both ends are respectively set the flange being connected with feeder pipeline, and flange is equipped with seal groove, in seal groove
Equipped with gasket seal, it is equipped with mounting hole on the outside of seal groove, passes through mounting hole mounting flange, crush seal gasket to carry by bolt
The leakproofness of high device.
6, current stabilization storehouse is current stabilization storehouse of weighing, and is equipped with load sensor in current stabilization storehouse of weighing, storehouse is detected by load sensor
Interior material position monitors the lead material situation in current stabilization storehouse in real time, is conducive to improve working efficiency；Current stabilization storehouse lower outside is equipped with vibration electricity
Machine, improves the speed of blanking, and prevents lead material in current stabilization storehouse lower part accumulated plugging.
7, oxygen rifle is arranged below in smelting furnace, is equipped with exhaust outlet above smelting furnace, exhaust outlet is connected with exhaust treatment system, right
Exhaust gas in smelting furnace is collected processing, reduces the discharge of exhaust gas, improves shopwork environment and surrounding enviroment.
8, feeder import upper end is equipped with the exhaust outlet being connected with exhaust treatment system, and air draft one's intention as revealed in what one says is equipped at exhaust outlet
Machine forms tiny structure at exhaust outlet, and the exhaust gas in feeder, which is sent into exhaust treatment system, to be handled, and the row of exhaust gas is reduced
It puts, improves shopwork environment and surrounding enviroment.
9, preset value is the 1/ of the volume for the accommodating chamber that first baffle structure, second baffle structure and feeder pipeline surround
2 ~ 3/4, the second barrier structure top is equipped with level-sensing device, ensures to enter the amount of lead material in smelting furnace and protection butterfly valve is using process
In do not come to harm, improve the service life of butterfly valve.
In conclusion the present invention is by controlling the switch successively of two butterfly valves, it can be achieved that raw material is continuous, stablizes charging；Dress
Centered exhaust treatment system, carried out waste treatment, can effectively reduce high temperature in smelting furnace, high pollution exhaust gas without group
Discharge is knitted, shopwork environment is effectively improved, reduces the poisonous and harmful substances such as enterprise's lead fume, sulfur dioxide, arsenic, mercury, cadmium
External discharge.The present invention is by controlling first baffle structure and second baffle structure（That is butterfly valve）Switch successively reduce melting
The loss of stove heat reduces energy consumption.
Description of the drawings
Fig. 1 is the principle of the present invention schematic diagram；
Fig. 2 is the vertical view of butterfly valve in the present invention；
In figure：1, current stabilization storehouse, 2, closed conveying belt, 3, feeder, 4, first baffle structure, 5, second baffle structure, 6, into
Material mouth, 7, smelting furnace, 8, exhaust treatment system, 9, exhaust outlet, 10, exhaust outlet, 11, oxygen rifle, 12, cinder notch, 13, siphon port, 14,
Deflector, 15, motor, 16, valve rod, 17, flange, 18, valve body, 19, semicircle sealing plate, 20, valve plate, 21, high temperature and pressure it is close
Seal, 22, drive mechanism, 23, handwheel, 24, seal groove, 25, buffer board, 26, vibrating motor, 27, level-sensing device.
Specific implementation mode
A kind of environment-friendly type continuous feeder of smelting furnace, as shown in Figs. 1-2, including the current stabilization storehouse 1, closed that is sequentially connected
Belt conveyor 2, feeder 3 and smelting furnace 7；Current stabilization storehouse 1 is current stabilization storehouse of weighing, and is equipped with load sensor in current stabilization storehouse of weighing, surely
It flows storehouse lower outside and is equipped with vibrating motor 26,1 outlet at bottom of current stabilization storehouse is set to above 2 head end of closed conveying belt；Feeder 3 wraps
Including feeder pipeline, flanged joint has the first barrier structure 4 and the second barrier structure 5 successively from top to bottom in feeder pipeline,
Second barrier structure, 5 top is equipped with level-sensing device 27；Feeder 3 is equipped with feeder import, and feeder import is set to closed conveying
2 end lower part of belt, 3 entrance of feeder is equipped with to be handed over 2 matched deflector 14 of closed conveying belt, 14 lower section of deflector
Mistake is provided with buffer board 25；Feeder import upper end is equipped with the exhaust outlet 9 being connected with exhaust treatment system 8, is set at exhaust outlet 9
There is exhaust outlet wind turbine；7 top of smelting furnace is equipped with the matched feed inlet 6 in outlet with feeder 3, and oxygen is arranged below in smelting furnace 7
Rifle 11, smelting furnace 7 are equipped with exhaust outlet 10 above, and exhaust outlet 10 is connected with exhaust treatment system 8；7 side of smelting furnace is equipped with cinder notch
12,7 other side of smelting furnace is equipped with siphon port 13.
First barrier structure 4 and the second barrier structure 5 are butterfly valve；Butterfly valve includes valve body 18, and valve plate is equipped in valve body 18
20, valve rod 16 is connected on valve plate 20, one end that valve rod 16 stretches out valve body 18 is connected with actuating unit；Actuating unit includes and valve
The drive mechanism 22 that bar 16 is connected, 22 side of drive mechanism are connected with handwheel 23, and 22 other side of drive mechanism is connected with motor
15；It is set in valve body 18 there are two semicircle sealing plate 19, two semicircle sealing plates 19 are respectively arranged on the both sides of valve rod 16, and one
A semicircle sealing plate 19 is set to above 20 side of valve plate, another semicircle sealing plate 19 is set to below 20 other side of valve plate；
High temperature and pressure sealing ring 21 is equipped between valve rod 16 and valve body 18；18 both ends of valve body, which are respectively set, to be connected with feeder pipeline
Flange 17, flange 17 are equipped with seal groove 24, and gasket seal is equipped in seal groove 24, and 24 outside of seal groove is equipped with mounting hole.
Utilize the environment-friendly type continuous-feeding method for the smelting furnace that above-mentioned apparatus carries out：
（1）Lead material is 3 continuous dosing of feeder through closed conveying belt 2 in current stabilization storehouse 1.
（2）The lead material conveyed through closed conveying belt 2 enters feeder through feeder entrance deflector 14, buffer board 25
Pipeline, first baffle structure 4 is opened first in feeder pipeline, and second baffle structure 5 is closed, and it is hardened that lead material falls into second gear
Structure 5；After the lead material of 5 top of second baffle structure reaches preset value, i.e., lead material heap product is first baffle structure 4, second baffle
The 1/2 ~ 3/4 of the volume for the accommodating chamber that structure 5 is surrounded with feeder pipeline, first baffle structure 4 are closed, closed conveying belt 2
The lead material for continuing conveying falls into the first barrier structure 4, and prevents lead material from entering in smelting furnace 7, high temperature, high pollution in smelting furnace
Exhaust gas is discharged by exhaust outlet 9, and the uncontrollable discharge of high temperature, high pollution exhaust gas in reduction smelting furnace 7 improves shopwork ring
Border；At the same time, second baffle structure 5 is opened, and the lead material of lower part is fallen into smelting furnace 7；When 5 blanking of second baffle structure is completed
Afterwards, second baffle structure 5 is closed, and first baffle structure 5 is opened, and top lead material falls on second baffle structure 5；Such first plate washer
Structure 4 and the second barrier structure 5 recycle open and close successively, you can realize that raw material is continuous, stablizes charging.Period the first plate washer knot
It is as follows that structure 4 and the second barrier structure 5 open and close process：Motor 15 applies active force by drive mechanism 22 to valve rod 16,
Valve plate 20 rotates, and butterfly valve is opened；Motor 15 applies active force, the rotation of valve plate 20 and half again by drive mechanism 22 to valve rod 16
Circular seal plate 19 matches, and butterfly valve is closed.
（3）Lead material carries out reduction refining lead after entering smelting furnace 7, and melted lead liquid is flowed out by siphon port 13, in smelting furnace 7
Clinker be discharged by cinder notch 12, oxygen rifle 11 for reduction refining lead oxygen is provided, the high temperature, high pollution exhaust gas in smelting furnace 7 are by exhaust gas
Mouthfuls 10 are discharged into the processing of exhaust treatment system 8, effectively reduce the uncontrollable discharge of high temperature in smelting furnace 7, high pollution exhaust gas, have
Effect improves shopwork environment, reduces the external row of the poisonous and harmful substances such as enterprise's lead fume, sulfur dioxide, arsenic, mercury, cadmium
It puts.
Claims (10)
1. a kind of environment-friendly type continuous feeder of smelting furnace, it is characterised in that：Including be sequentially connected current stabilization storehouse, closed conveying
Belt, feeder and smelting furnace, current stabilization storehouse outlet at bottom are set to above closed conveying belt head end；The feeder includes charging
Device pipeline, flanged joint has the first barrier structure and the second barrier structure successively from top to bottom in feeder pipeline；The charging
Device be equipped with feeder import, feeder import be set to closed conveying strap end lower part, feeder entrance be equipped with it is closed
The matched deflector of belt conveyor, deflector lower section are staggeredly equipped with buffer board；It is equipped with above smelting furnace and to go out with feeder
The matched feed inlet of mouth.
2. the environment-friendly type continuous feeder of smelting furnace as described in claim 1, it is characterised in that：First barrier structure
It is butterfly valve with the second barrier structure；The butterfly valve includes valve body, and valve plate is equipped in valve body, valve rod, valve rod are connected on valve plate
The one end for stretching out valve body is connected with actuating unit；The actuating unit includes the drive mechanism being connected with valve rod, drive mechanism
Side is connected with handwheel, and the drive mechanism other side is connected with motor.
3. the environment-friendly type continuous feeder of smelting furnace as claimed in claim 2, it is characterised in that：Second barrier structure
Top is equipped with level-sensing device.
4. the environment-friendly type continuous feeder of smelting furnace as claimed in claim 3, it is characterised in that：Two are equipped in the valve body
A semicircle sealing plate, two semicircle sealing plates are respectively arranged on the both sides of valve rod, and a semicircle sealing plate is set to valve plate
Above side, another semicircle sealing plate is set to below the valve plate other side；High temperature and pressure is equipped between the valve rod and valve body
Sealing ring.
5. the environment-friendly type continuous feeder of smelting furnace as claimed in claim 4, it is characterised in that：The valve body both ends difference
The flange being connected with feeder pipeline is set, and flange is equipped with seal groove, and gasket seal, seal groove outside are equipped in seal groove
Equipped with mounting hole.
6. the environment-friendly type continuous feeder of smelting furnace as claimed in claim 5, it is characterised in that：The current stabilization storehouse is to weigh
Current stabilization storehouse is equipped with load sensor in current stabilization storehouse of weighing.
7. the environment-friendly type continuous feeder of smelting furnace as claimed in claim 6, it is characterised in that：It is set below the smelting furnace
There is oxygen rifle, is equipped with exhaust outlet above smelting furnace, exhaust outlet is connected with exhaust treatment system；The smelting furnace side is equipped with cinder notch,
The smelting furnace other side is equipped with siphon port.
8. the environment-friendly type continuous feeder of smelting furnace as claimed in claim 7, it is characterised in that：In the feeder import
End is equipped with the exhaust outlet being connected with exhaust treatment system, and exhaust outlet wind turbine is equipped at exhaust outlet.
9. using the environment-friendly type continuous-feeding method for the smelting furnace that any device of claim 1 ~ 8 carries out, feature exists
In：Include the following steps：
（1）Lead material is feeder continuous dosing through closed conveying belt in current stabilization storehouse；
（2）First baffle structure is opened, and second baffle structure is closed, and lead material is through closed conveying Belt Conveying to feeder pipeline
Interior, after lead doses reaches preset value in second baffle structure, first baffle structure is closed, and second baffle structure is opened, lead material
Fall into melting furnace reduction refining lead；
（3）After the completion of blanking, first baffle structure is opened, and second baffle structure is closed, and repeats step（2）Process.
10. the environment-friendly type continuous-feeding method of smelting furnace as claimed in claim 9, it is characterised in that：The preset value is first
The 1/2 ~ 3/4 of the volume for the accommodating chamber that baffle arrangement, second baffle structure are surrounded with feeder pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810446639.0A CN108362129A (en) | 2018-05-11 | 2018-05-11 | A kind of the environment-friendly type continuous feeder and method of smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810446639.0A CN108362129A (en) | 2018-05-11 | 2018-05-11 | A kind of the environment-friendly type continuous feeder and method of smelting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108362129A true CN108362129A (en) | 2018-08-03 |
Family
ID=63011857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810446639.0A Pending CN108362129A (en) | 2018-05-11 | 2018-05-11 | A kind of the environment-friendly type continuous feeder and method of smelting furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN108362129A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109321763A (en) * | 2018-11-06 | 2019-02-12 | 李运 | A kind of aluminium smelting equipment |
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| CN101240855A (en) * | 2008-03-12 | 2008-08-13 | 王世利 | Blocking-proof high seal double layer dump valve |
| CN101705368A (en) * | 2009-12-07 | 2010-05-12 | 河南豫光金铅股份有限公司 | Process and device for treating decopperized slag by adopting bottom-blowing molten pool to produce wet lead and raw copper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109321763A (en) * | 2018-11-06 | 2019-02-12 | 李运 | A kind of aluminium smelting equipment |
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