CN111981845A - Oxygen-enriched smelting furnace - Google Patents
Oxygen-enriched smelting furnace Download PDFInfo
- Publication number
- CN111981845A CN111981845A CN202010695863.0A CN202010695863A CN111981845A CN 111981845 A CN111981845 A CN 111981845A CN 202010695863 A CN202010695863 A CN 202010695863A CN 111981845 A CN111981845 A CN 111981845A
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- oxygen
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- 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
- F27D1/00—Casings; Linings; Walls; Roofs
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- 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
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1858—Doors
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- 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
- F27D17/004—Systems for reclaiming waste heat
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- 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
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/04—Ram or pusher apparatus
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
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- 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
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
- F27D2007/023—Conduits
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention discloses an oxygen-enriched smelting furnace, which comprises a furnace body, wherein the outer wall of the furnace body is connected with a shell through a bolt, the top of the furnace body is connected with a furnace cover through a bolt, one side of the furnace cover is provided with a dust pipe, one end, away from the furnace cover, of the dust pipe is arranged on one side of the shell, the inner wall of the bottom of the shell is connected with an inclined plate through a bolt, two sides of the shell are rotatably connected with sealing doors through hinges, one side of the outer part of the dust pipe is connected with a communicating valve through a bolt, the outer wall of one side, away from the dust pipe, of the shell is connected with a connecting box through a bolt, one side of the inner wall of the bottom of the connecting box is connected with an exhaust fan through a. The oxygen is introduced through the oxygen inlet pipe, and the exhaust fan introduces the oxygen into the oxygen inlet pipe from the oxygen inlet pipe and then into the furnace body, so that the oxygen content in the furnace body can be rapidly increased during smelting.
Description
Technical Field
The invention relates to the technical field of smelting furnaces, in particular to an oxygen-enriched smelting furnace.
Background
The oxygen-enriched smelting is a smelting method which uses industrial oxygen to partially or completely replace air to strengthen the metallurgical process, the industrial oxygen steel-making and the blast furnace oxygen-enriched iron-making are widely applied, and the industrial oxygen is used to replace partial or all air, thereby reducing the energy consumption, improving the reaction speed and strengthening the smelting process.
The smelting furnace is at the in-process that uses, and its inside oxygen content need increase, and dust impurity content is high when by smelting furnace exhaust gas, and the energy consumption is great when smelting, and smelting furnace bottom material is easily piled up, consequently, needs to design an oxygen boosting smelting furnace and solves above-mentioned problem urgently.
Disclosure of Invention
The invention aims to solve the defects that the oxygen content in a smelting furnace needs to be increased, the dust impurity content is high when gas is discharged from the smelting furnace, the energy consumption is high when the gas is smelted, and materials at the bottom of the smelting furnace are easy to accumulate in the prior art, and provides an oxygen-enriched smelting furnace.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an oxygen boosting smelting furnace, includes the furnace body, the outer wall of furnace body has the shell through bolted connection, there is the bell at the top of furnace body through bolted connection, one side of bell is provided with leads to dirt pipe, the one end setting that leads to dirt pipe and keep away from the bell is in one side of shell, there is the swash plate bottom inner wall of shell through bolted connection, and the both sides of shell all have a sealing door through hinge rotation connection, there is the intercommunication valve outside one side of leading to dirt pipe through bolted connection, there is the connecting box one side outer wall of leading to dirt pipe is kept away from to the shell through bolted connection, there is the air exhauster through bolted connection in inner wall one side of connecting box bottom, there is the oxygen inlet pipe one.
The key concept of the technical scheme is as follows: oxygen is introduced through the oxygen inlet pipe, and the exhaust fan introduces oxygen into the oxygen inlet pipe from the oxygen inlet pipe and then enters the furnace body, so that the oxygen amount in the furnace body can be rapidly increased during smelting.
Further, the welding of one side of shell has the disappointing pipe, the inside threaded connection in one side of bell has the feeding lid, the welding of the inside centre department of bell has the logical oxygen pipe.
Furthermore, the one end welding that leads to the oxygen pipe and keep away from the bell is at the top of connecting box, top one side of bell is provided with the connecting pipe, and is connected with the spark arrester through the ring flange in outside one side of connecting pipe.
Furthermore, one side of the connecting pipe close to the flame arrester is provided with an air outlet box, one side of the inner wall of the air outlet box is connected with a filter screen through a bolt, and the inner wall of the furnace body is connected with a smelting pipe through a bolt.
Furthermore, one side of the inner wall of the furnace body is connected with a blanking block through a bolt, and the inner wall of the bottom of the furnace body is connected with a bottom plate through a bolt.
Furthermore, the outer wall of the bottom of the blanking block is connected with a heat insulation plate through a bolt, the two sides of the inner wall of the bottom of the furnace body are both connected with cylinders through bolts, and the end parts of piston rods of the cylinders are connected with material pushing plates through keys and key grooves.
Furthermore, the bottom of the blanking block and the bottom plate are both connected with a discharging pipe in a threaded manner, and one end of the discharging pipe, which is close to the bottom of the furnace body, is connected with a cover cap in a threaded manner.
The invention has the beneficial effects that:
1. through the oxygen pipe and the air exhauster that set up, let in oxygen through advancing the oxygen pipe, the air exhauster lets in oxygen by advancing the inside that the oxygen pipe let in oxygen, reentrant furnace body in with oxygen, can increase the inside oxygen volume of furnace body when smelting fast.
2. Through the filter screen and the shell that set up, by connecting pipe exhaust gas, the filter screen can block gaseous impurity to reduce the gaseous impurity content when leading out, the dust in the shell is by the swash plate landing, can take out the impurity dust.
3. Through the shell that sets up with lead to the dirt pipe, the impurity dust that produces when smelting enters into the shell through leading to the dirt pipe, can make the inside surplus temperature that leaves of shell, can keep warm outside the furnace body, and the resource has been saved in the reduction energy consumption.
4. Through the material pushing plate and the material discharging pipe, when materials at the bottom of the furnace body are stacked, the piston rod of the air cylinder pushes the material pushing plate, the stacked materials are pushed to the material discharging pipe by the material pushing plate, and the materials in the furnace body are smoothly discharged.
Drawings
FIG. 1 is a schematic structural diagram of an oxygen-enriched smelting furnace according to the present invention;
FIG. 2 is a schematic cross-sectional view of an oxygen-rich smelting furnace according to the present invention;
FIG. 3 is a schematic structural view of a material pushing plate and a material discharging pipe of the oxygen-enriched smelting furnace according to the present invention;
fig. 4 is a schematic diagram of the internal structure of an outlet box of the oxygen-enriched smelting furnace provided by the invention.
In the figure: the device comprises a furnace body 1, a shell 2, a connecting box 3, a 4 exhaust fan, a 5 oxygen introducing pipe, a 6 dust introducing pipe, a 7 communicating valve, an 8 inclined plate, a 9 blanking block, a 10 air cylinder, a 11 material pushing plate, a 12 bottom plate, a 13 discharging pipe, a 14 cover cap, a 15 air leakage pipe, a 16 sealing door, a 17 connecting pipe, an 18 flame arrester, a 19 air outlet box, a 20 filter screen, a 21 oxygen inlet pipe, a 22 furnace cover, a 23 smelting pipe fitting, a 24 heat insulation plate and a 25 feeding cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, an oxygen-enriched smelting furnace comprises a furnace body 1, wherein the outer wall of the furnace body 1 is connected with a shell 2 through a bolt, the top of the furnace body 1 is connected with a furnace cover 22 through a bolt, one side of the furnace cover 22 is provided with a dust through pipe 6, one end of the dust through pipe 6, which is far away from the furnace cover 22, is arranged at one side of the shell 2, the inner wall of the bottom of the shell 2 is connected with an inclined plate 8 through a bolt, both sides of the shell 2 are rotatably connected with a sealing door 16 through hinges, impurity dust generated during smelting enters the shell 2 through the dust through pipe 6, residual temperature is left inside the shell 2, the temperature of the outside of the furnace body 1 can be kept, the dust slides down through the inclined plate 8, the sealing door 16 is opened to take out the impurity dust, one side of the outside of the dust through pipe 6 is connected with a communicating valve 7 through a bolt, the outer wall of one side of the, the outer wall welding of one side of connecting box 3 has into oxygen pipe 21, lets in oxygen through oxygen pipe 21, and air exhauster 4 lets in oxygen from oxygen pipe 21 into the inside of oxygen pipe 5, and reentrant furnace body 1 is inside, increases the inside oxygen volume of furnace body 1 when can smelting.
As apparent from the above description, the present invention has the following advantageous effects: through the oxygen pipe 5 and the air exhauster 4 that set up, let in oxygen through oxygen inlet pipe 21, air exhauster 4 lets in oxygen from oxygen inlet pipe 21 to the inside of oxygen pipe 5, reentrant furnace body 1 in, can increase the inside oxygen volume of furnace body 1 when smelting fast.
Further, the welding of one side of shell 2 has disappointing pipe 15, and disappointing pipe 15 can let out unnecessary gas, and the internal thread connection in one side of bell 22 has a feeding lid 25, and the welding of the inside centre department of bell 22 has logical oxygen pipe 5, and air exhauster 4 lets in oxygen into the inside of leading to oxygen pipe 5 by oxygen inlet pipe 21, reentrants furnace body 1.
Further, the one end welding that leads to oxygen pipe 5 and keep away from bell 22 is provided with connecting pipe 17 on one side of the top of bell 22 at the top of connecting box 3, and is connected with spark arrester 18 through the ring flange in outside one side of connecting pipe 17, and spark arrester 18 prevents the higher production spark of heat.
Further, one side that connecting pipe 17 is close to spark arrester 18 is provided with out gas tank 19, and gives vent to anger that there is filter screen 20 on one side of the inner wall of 19 through bolted connection, and there is pipe fitting 23 through bolted connection smelting in the inner wall of furnace body 1, and it makes the inside heat of furnace body 1 increase to smelt pipe fitting 23, and filter screen 20 blocks gaseous impurity, reduces the impurity content when gaseous logical play.
Furthermore, one side of the inner wall of the furnace body 1 is connected with a blanking block 9 through a bolt, and the inner wall of the bottom of the furnace body 1 is connected with a bottom plate 12 through a bolt.
Furthermore, the outer wall of the bottom of the blanking block 9 is connected with a heat insulation plate 24 through a bolt, the two sides of the inner wall of the bottom of the furnace body 1 are connected with cylinders 10 through bolts, the model of each cylinder 10 is SC63 × 300, the end parts of piston rods of the cylinders 10 are connected with a material pushing plate 11 through keys and key slots, the piston rods of the cylinders 10 push the material pushing plate 11, and the material pushing plate 11 pushes accumulated materials into a material discharging pipe 13 for discharging.
Further, the bottom of the blanking block 9 and the bottom plate 12 are both connected with a discharge pipe 13 in a threaded manner, one end of the discharge pipe 13 close to the bottom of the furnace body 1 is connected with a cap 14 in a threaded manner, the cap 14 is opened by rotating, and the material in the furnace body 1 is discharged out of the furnace body 1 through the discharge pipe 13.
Through the filter screen 20 and the shell 2 that set up, by connecting pipe 17 exhaust gas, filter screen 20 can block gaseous impurity to reduce the impurity content when gaseous logical play, the dust in the shell 2 is by the landing of swash plate 8, can take out the impurity dust.
Some preferred embodiments or application examples are listed below to help those skilled in the art to better understand the technical content of the present invention and the technical contribution of the present invention with respect to the prior art:
example 1
An oxygen-enriched smelting furnace comprises a furnace body 1, the outer wall of the furnace body 1 is connected with a shell 2 through bolts, the top of the furnace body 1 is connected with a furnace cover 22 through bolts, one side of the furnace cover 22 is provided with a dust pipe 6, one end of the dust pipe 6 far away from the furnace cover 22 is arranged at one side of the shell 2, the bottom inner wall of the shell 2 is connected with an inclined plate 8 through bolts, two sides of the shell 2 are rotatably connected with sealing doors 16 through hinges, impurity dust generated during smelting enters the shell 2 through the dust pipe 6, residual heat is left inside the shell 2 and can be used for preserving heat outside the furnace body 1, the dust slides off through the inclined plate 8, the sealing doors 16 are opened to take out the impurity dust, one side of the outer part of the dust pipe 6 is connected with a communicating valve 7 through bolts, the outer wall of one side of the shell 2 far away from the dust pipe 6 is connected with a connecting box 3, the outer wall welding of one side of connecting box 3 has into oxygen pipe 21, lets in oxygen through oxygen pipe 21, and air exhauster 4 lets in oxygen from oxygen pipe 21 into the inside of oxygen pipe 5, and reentrant furnace body 1 is inside, increases the inside oxygen volume of furnace body 1 when can smelting.
Wherein, one side of the outer casing 2 is welded with an air release pipe 15, the air release pipe 15 can release redundant gas, one side of the furnace cover 22 is internally connected with a feeding cover 25 by screw thread, the middle part inside the furnace cover 22 is welded with an oxygen through pipe 5, and the exhaust fan 4 leads oxygen into the oxygen through pipe 5 from the oxygen inlet pipe 21 and then into the furnace body 1; one end of the oxygen introducing pipe 5, which is far away from the furnace cover 22, is welded at the top of the connecting box 3, one side of the top of the furnace cover 22 is provided with a connecting pipe 17, one side of the outer part of the connecting pipe 17 is connected with a flame arrester 18 through a flange plate, and the flame arrester 18 prevents sparks generated by high heat; an air outlet box 19 is arranged on one side, close to a flame arrester 18, of the connecting pipe 17, one side of the inner wall of the air outlet box 19 is connected with a filter screen 20 through a bolt, the inner wall of the furnace body 1 is connected with a smelting pipe 23 through a bolt, the smelting pipe 23 increases the heat inside the furnace body 1, and the filter screen 20 blocks gas impurities and reduces the impurity content when the gas is discharged; one side of the inner wall of the furnace body 1 is connected with a blanking block 9 through a bolt, and the inner wall of the bottom of the furnace body 1 is connected with a bottom plate 12 through a bolt; the outer wall of the bottom of the blanking block 9 is connected with a heat insulation plate 24 through a bolt, two sides of the inner wall of the bottom of the furnace body 1 are connected with air cylinders 10 through bolts, the type of each air cylinder 10 is SC63 x 300, the end parts of piston rods of the air cylinders 10 are connected with a material pushing plate 11 through keys and key slots, piston rods of the air cylinders 10 push the material pushing plates 11, and the material pushing plates 11 push accumulated materials into a material discharging pipe 13 for discharging; the bottom parts of the blanking block 9 and the bottom plate 12 are both in threaded connection with a discharge pipe 13, one end of the discharge pipe 13 close to the bottom of the furnace body 1 is in threaded connection with a cap 14, the cap 14 is opened by rotating, and the material in the furnace body 1 is led out of the furnace body 1 through the discharge pipe 13.
The working principle is as follows: when in use, oxygen is introduced through the oxygen inlet pipe 21, the exhaust fan 4 introduces oxygen into the oxygen inlet pipe 5 from the oxygen inlet pipe 21 and then enters the furnace body 1, the oxygen amount in the furnace body 1 can be increased during smelting, impurity dust generated during smelting enters the shell 2 through the dust inlet pipe 6, residual temperature is left in the shell 2, the heat of the outside of the furnace body 1 can be preserved, the dust slides down through the inclined plate 8, the sealing door 16 is opened to take out the impurity dust, the gas release pipe 15 can release redundant gas, the cap 14 is rotated and opened, the material in the furnace body 1 passes through the discharge pipe 13 and then exits the furnace body 1, when the material at the bottom of the furnace body 1 is accumulated, the piston rod of the cylinder 10 pushes the material pushing plate 11, the material pushing plate 11 pushes the accumulated material into the discharge pipe 13 to be discharged, the heat insulation plate 24 prevents the excessive heat near the material pushing plate 11, the gas is discharged through the connecting pipe 17, the flame arrester 18 prevents sparks generated, the screen 20 blocks gas impurities and reduces the impurity content of the gas as it passes through.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. An oxygen-enriched smelting furnace comprises a furnace body (1) and is characterized in that the outer wall of the furnace body (1) is connected with a shell (2) through bolts, the top of the furnace body (1) is connected with a furnace cover (22) through bolts, one side of the furnace cover (22) is provided with a dust passing pipe (6), one end, away from the furnace cover (22), of the dust passing pipe (6) is arranged on one side of the shell (2), the inner wall of the bottom of the shell (2) is connected with an inclined plate (8) through bolts, two sides of the shell (2) are both rotatably connected with a sealing door (16) through hinges, one side of the outer part of the dust passing pipe (6) is connected with a communicating valve (7) through bolts, the outer wall of one side, away from the dust passing pipe (6), of the shell (2) is connected with a connecting box (3) through bolts, one side of the inner, an oxygen inlet pipe (21) is welded on the outer wall of one side of the connecting box (3).
2. An oxygen-rich smelting furnace according to claim 1, characterized in that an air release pipe (15) is welded on one side of the casing (2), a feeding cover (25) is screwed inside one side of the furnace cover (22), and an oxygen supply pipe (5) is welded in the middle inside the furnace cover (22).
3. An oxygen-enriched smelting furnace according to claim 2, characterized in that the end of the oxygen introducing pipe (5) far away from the furnace cover (22) is welded on the top of the connecting box (3), one side of the top of the furnace cover (22) is provided with a connecting pipe (17), and one side of the outside of the connecting pipe (17) is connected with a flame arrester (18) through a flange.
4. An oxygen-enriched smelting furnace according to claim 3, characterized in that one side of the connecting pipe (17) close to the flame arrester (18) is provided with an air outlet box (19), one side of the inner wall of the air outlet box (19) is connected with a filter screen (20) through bolts, and the inner wall of the furnace body (1) is connected with a smelting pipe (23) through bolts.
5. An oxygen-rich smelting furnace according to claim 1, characterized in that one side of the inner wall of the furnace body (1) is bolted with a blanking block (9), and the inner wall of the bottom of the furnace body (1) is bolted with a floor (12).
6. An oxygen-enriched smelting furnace according to claim 5, characterized in that the bottom outer wall of the blanking block (9) is connected with a heat insulation plate (24) through bolts, both sides of the bottom inner wall of the furnace body (1) are connected with cylinders (10) through bolts, and the end of the piston rod of the cylinder (10) is connected with a material pushing plate (11) through a key and a key slot.
7. An oxygen-rich smelting furnace according to claim 5, characterized in that the bottom of the blanking block (9) and the bottom plate (12) are each threadedly connected with a discharge pipe (13), and one end of the discharge pipe (13) near the bottom of the furnace body (1) is threadedly connected with a cap (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010695863.0A CN111981845A (en) | 2020-07-20 | 2020-07-20 | Oxygen-enriched smelting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010695863.0A CN111981845A (en) | 2020-07-20 | 2020-07-20 | Oxygen-enriched smelting furnace |
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| CN111981845A true CN111981845A (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010695863.0A Pending CN111981845A (en) | 2020-07-20 | 2020-07-20 | Oxygen-enriched smelting furnace |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185135A (en) * | 2017-06-08 | 2017-09-22 | 江苏立宇环境科技有限公司 | Removable spark arrester |
| CN109539785A (en) * | 2018-11-29 | 2019-03-29 | 大余明发矿业有限公司 | A kind of oxygen-enriched submerged combustion smelting furnace of side blown type |
| CN209243129U (en) * | 2018-11-09 | 2019-08-13 | 河南万达铝业有限公司 | Smelting furnace is used in a kind of processing of aluminium sheet |
| CN209602605U (en) * | 2018-12-10 | 2019-11-08 | 德兴市益丰再生有色金属有限责任公司 | Environment-friendly type oxygen-enriched hot air copper-containing residue smelting furnace |
| CN110939934A (en) * | 2019-12-17 | 2020-03-31 | 吕玲 | Industrial waste treatment device for environmental protection |
-
2020
- 2020-07-20 CN CN202010695863.0A patent/CN111981845A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185135A (en) * | 2017-06-08 | 2017-09-22 | 江苏立宇环境科技有限公司 | Removable spark arrester |
| CN209243129U (en) * | 2018-11-09 | 2019-08-13 | 河南万达铝业有限公司 | Smelting furnace is used in a kind of processing of aluminium sheet |
| CN109539785A (en) * | 2018-11-29 | 2019-03-29 | 大余明发矿业有限公司 | A kind of oxygen-enriched submerged combustion smelting furnace of side blown type |
| CN209602605U (en) * | 2018-12-10 | 2019-11-08 | 德兴市益丰再生有色金属有限责任公司 | Environment-friendly type oxygen-enriched hot air copper-containing residue smelting furnace |
| CN110939934A (en) * | 2019-12-17 | 2020-03-31 | 吕玲 | Industrial waste treatment device for environmental protection |
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