CN112524618B - Waste salt melting furnace convenient for deslagging - Google Patents
Waste salt melting furnace convenient for deslagging Download PDFInfo
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- CN112524618B CN112524618B CN202011363602.5A CN202011363602A CN112524618B CN 112524618 B CN112524618 B CN 112524618B CN 202011363602 A CN202011363602 A CN 202011363602A CN 112524618 B CN112524618 B CN 112524618B
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- slag
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- sealing plate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/08—Incineration of waste; Incinerator constructions; Details, accessories or control therefor having supplementary heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
- F23G5/442—Waste feed arrangements
- F23G5/444—Waste feed arrangements for solid waste
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/08—Liquid slag removal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G2202/00—Combustion
- F23G2202/20—Combustion to temperatures melting waste
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Gasification And Melting Of Waste (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The application relates to the technical field of waste salt treatment equipment, and particularly discloses a waste salt melting furnace convenient for slag discharge, which comprises a furnace body, wherein the furnace body comprises a furnace top, a furnace wall and a furnace bottom, a plurality of flame guns are arranged on the furnace top and the furnace wall, a feeding channel positioned at the high end of the furnace bottom is arranged on the furnace top, a liquid outlet close to the low end of the furnace bottom is arranged on the furnace wall, a slag removing frame and a driving mechanism are arranged in the furnace body, the furnace body is provided with a slag removing opening, the slag removing opening exceeds the height of the liquid level in the furnace body, the driving mechanism drives the slag removing frame to move towards the slag removing opening, the bottom of the slag removing frame is attached to the furnace bottom, and the opening of the slag removing frame faces one side of the slag removing opening; the slag guide plate is arranged on the outer wall of the furnace body and positioned below the slag discharge port, the slag guide plate is obliquely arranged, and the high end of the slag guide plate is arranged close to the slag discharge port. In this patent, because the slag guide plate is the slope setting, difficult melt thing removes the in-process constantly cooling on the slag guide plate to broken into the broken sediment under broken tooth's effect, follow-up recovery processing more easily like this.
Description
Technical Field
The application relates to the technical field of waste salt treatment equipment, in particular to a waste salt melting furnace convenient for slag discharge.
Background
The waste salt is usually various byproduct industrial salts generated in chemical production, along with the rapid development of national economy, the amount of various byproduct industrial salts is also larger and larger, the treatment mode of the waste salt is usually carried to a solid waste treatment center for treatment at present, but due to higher treatment cost of the solid waste treatment center, small and medium enterprises are difficult to bear, the waste salt can be piled up or directly buried, on one hand, the mode occupies land and causes huge pollution risk to the environment, after the anti-corrosion and anti-seepage treatment layer in the landfill leaks, impurities such as organic matters in the waste salt can leak out, and pollution is caused to surrounding land, groundwater, farmland and the like, on the other hand, the waste of resources is extremely high, and because the industrial salt is a basic raw material in the chemical field and is also an important strategic resource in the country, how to recycle the waste salt is an important research direction at present.
Therefore, based on the above problems, my research has studied a melting furnace for waste salt recovery, which melts waste salt at a high temperature and burns, gasifies and discharges organic matters therein, while the refractory is precipitated, and the solution flowing out of the furnace body is cooled, crystallized and refined to obtain recovered industrial salt, and since the refractory is successively deposited on the bottom of the furnace in this process, in order to improve the continuity of the operation of the melting furnace, the application discloses a melting furnace which facilitates slag discharge.
Disclosure of Invention
The application provides a waste salt melting furnace convenient for slag discharge, so as to realize rapid crushing of difficult-to-melt matters discharged from the melting furnace and convenient recovery and treatment.
In order to achieve the above purpose, the technical scheme of the application is as follows:
the waste salt melting furnace convenient for slag discharge comprises a furnace body, wherein the furnace body comprises a furnace top, a furnace wall and a furnace bottom, a plurality of flame guns are arranged on the furnace top and the furnace wall, the furnace bottom is in a slope shape, a feeding channel positioned at the high end of the furnace bottom is arranged on the furnace top, a liquid outlet close to the low end of the furnace bottom is arranged on the furnace wall, a slag removing frame and a driving mechanism are arranged in the furnace body, a slag discharging port is arranged on the furnace wall close to one side of the feeding channel of the furnace body, the slag discharging port exceeds the height of the liquid level in the furnace body, the driving mechanism drives the slag removing frame to move towards the slag discharging port, the bottom of the slag removing frame is attached to the furnace bottom, and the opening of the slag removing frame faces one side of the slag discharging port;
the slag guide plate is arranged on the outer wall of the furnace body and positioned below the slag discharge port, the slag guide plate is obliquely arranged, the high end of the slag guide plate is close to the slag discharge port, and a plurality of crushing teeth are distributed on the surface of the slag guide plate.
The technical principle and effect of the technical scheme are as follows:
in this scheme, the waste salt granule is sent into the furnace body through the feed channel, melts fast under the burning of each flaming gun in the furnace body, forms molten liquid, and the organic matter that contains in it is gasified by high temperature burning and is discharged, and molten waste salt liquid then flows to the leakage fluid dram along the stove bottom. When the melting furnace starts to operate, the deslagging frame is positioned at the lowest end of the furnace bottom, namely below the liquid outlet, when deslagging is needed, the driving mechanism pulls the deslagging frame to move to one side of the liquid outlet, in the process of moving the deslagging frame, refractory matters deposited on the furnace bottom enter the deslagging frame, when the deslagging frame is close to the liquid outlet, the refractory matters in the deslagging frame are discharged out of the furnace body along the slag guide plate through the liquid outlet, so that the furnace body can complete deslagging without stopping working in the deslagging process, and the liquid outlet is higher than the liquid level of waste salt solution in the furnace body, so that the problem of solution leakage does not occur; in addition, as the slag guide plate is obliquely arranged, the refractory materials are continuously cooled in the moving process of the slag guide plate and are broken into slag under the action of the breaking teeth, so that the recovery treatment is easier to carry out in the follow-up process.
Further, a slag discharging door which can be opened and closed and is used for sealing the slag discharging opening is arranged on the outer wall of the furnace body.
The beneficial effects are that: therefore, the heat loss in the furnace body can be reduced, and the safety of an external operation environment is ensured.
Further, the feed channel includes roof, diapire and two lateral walls, the feed channel includes feed inlet and discharge gate, roof is close to feed inlet department and is equipped with first shrouding and second shrouding, forms inclosed transition chamber between first shrouding and the second shrouding, is equipped with the gliding first driving piece of drive first shrouding and the gliding second driving piece of drive second shrouding on the roof.
The beneficial effects are that: after the waste salt particles in the transition cavity completely enter the furnace body, the second sealing plate slides downwards through the second driving piece and seals the feeding channel, the first sealing plate slides upwards through the first driving piece, the feeding port is opened, the waste salt particles enter the transition cavity from the feeding port, after the waste salt particles are filled in the transition cavity, the first sealing plate slides downwards through the first driving piece, the feeding port is closed, and the second sealing plate is opened, so that when the waste salt particles are fed into the transition cavity, high-temperature hot air flow in the furnace body cannot be discharged from the discharging port due to the blocking of the second sealing plate, heat loss in the furnace body is reduced, and meanwhile, the safety performance of production is improved.
Further, the feeding channel is obliquely arranged, the inclined angle is 20-25 degrees, and the feeding port is positioned above the discharging port.
The beneficial effects are that: by the arrangement, the waste salt particles in the transition cavity can be controlled to enter the furnace body at a certain speed, so that the problem that a large number of particles enter the furnace body and cannot be melted sufficiently is prevented.
Further, be equipped with a plurality of flaming guns on the roof, flaming gun is located between second shrouding and the discharge gate, flaming gun sets up towards the diapire.
The beneficial effects are that: after the feed inlet is closed by first shrouding, make the second shrouding upwards slide through the second driving piece for gap between sliding seat below and the diapire is opened, and the waste salt granule in the transition chamber is under the guide of guide surface, moves downwards from the gap between sliding seat and the diapire, and the flame gun is opened to this in-process, and waste salt granule has preheated under the flame gun effect before getting into the furnace body like this, makes waste salt granule can melt at faster speed in the furnace body, because this in-process, first shrouding has sealed the discharge gate, consequently can reduce the loss of heat, and improve the security of operation.
Further, the both ends of slagging-off frame are rotated respectively and are connected with the gyro wheel, are equipped with the guide rail in the furnace body, and the gyro wheel roll connection is on the guide rail, and the high end of guide rail is close to the sediment mouth setting.
The beneficial effects are that: the rollers are matched with the guide rails, so that the slag removing frame can be lifted and lowered to be kept on the guide rails and cannot move in the furnace body at will.
Further, actuating mechanism includes motor, reduction gear and two sets of guide pulley mechanisms, and the output shaft and the reduction gear of motor are connected, guide pulley structure includes haulage line, fixed pulley and reel, and the fixed pulley in two sets of guide pulley mechanisms sets up respectively in the both sides of arranging the cinder notch, and haulage line one end is fixed on the lateral wall that the deslagging frame is close to gyro wheel one side, and the other end is fixed on the reel, and the haulage line is led through the fixed pulley, is fixed with around the post on the reel coaxially, around post and the output shaft coaxial coupling of reduction gear.
The beneficial effects are that: the motor and the speed reducer drive the reel to rotate at a low speed so as to realize the winding and unwinding of the traction wire on the reel, thereby realizing the back and forth movement of the deslagging frame in the furnace body.
Drawings
FIG. 1 is a schematic view showing the structure of an embodiment 1 of a salt scrap melting furnace for facilitating slag discharge according to the present application;
FIG. 2 is a top view of a slag removal frame of example 1 of an active slag removal waste salt melting furnace according to the present application;
FIG. 3 is a schematic view showing the structure of a feed channel in example 2 of a scrap melting furnace capable of removing slag in operation according to the present application;
FIG. 4 is a schematic view showing the structure of the feed channel according to embodiment 2 of the present application when the first sealing plate is opened;
fig. 5 is a schematic view showing the structure of the feed channel according to embodiment 2 of the present application when the second sealing plate is opened.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: furnace body 100, furnace roof 101, furnace wall 102, furnace bottom 103, feed channel 104, liquid discharge port 105, flame gun 106, slag discharge port 107, slag discharge gate 108, slag guide plate 109, slag removal frame 110, roller 111, filter hole 112, toothed roller 113, top wall 200, bottom wall 201, feed channel 202, feed port 203, first seal plate 204, second seal plate 205, first drive member 206, second drive member 207, slide seat 208, and guide surface 209.
Example 1:
substantially as shown in figures 1 and 2: the waste salt melting furnace convenient for slag discharge comprises a furnace body 100, wherein the furnace body 100 comprises a furnace top 101, a furnace wall 102 and a furnace bottom 103, wherein the furnace top 101, the furnace wall 102 and the furnace bottom 103 are all built by refractory bricks and form a closed furnace body 100, a feed channel 104 is arranged near the left side of the top of the furnace body 100, a liquid outlet 105 is arranged on the furnace wall 102 on the right side of the furnace body 100, the furnace bottom 103 is in a slope shape in the embodiment, the high position of the furnace bottom 103 is arranged near the feed channel 104, and the inclination angle of the furnace bottom 103 is 5-8 degrees; the furnace roof 101 and the furnace wall 102 are provided with a plurality of flame guns 106, and the flame ports of the flame guns 106 are arranged toward the furnace bottom 103, and in order to reduce the distance from the flame gun 106 arranged on the furnace roof 101 to the furnace bottom 103, the furnace roof 101 is also arranged like a slope and is arranged in parallel with the furnace bottom 103.
A slag discharge port 107 is formed in the furnace wall 102 on one side of the furnace body 100 close to the feeding channel 104, the slag discharge port 107 exceeds the liquid level in the furnace body 100 by about 50cm, a openable slag discharge door 108 is arranged on the outer wall of the furnace body 100, the slag discharge door 108 can seal the slag discharge port 107, the slag discharge door 108 is made of heat insulation materials, a slag guide plate 109 positioned below the slag discharge port 107 is arranged on the outer wall of the furnace body 100, the slag guide plate 109 is obliquely arranged, the high end of the slag guide plate 109 is close to one side of the slag discharge port 107, and a plurality of crushing teeth are distributed on the surface of the slag guide plate 109.
The slag removing device comprises a slag removing frame 110 and a driving mechanism, wherein the driving mechanism is used for driving the slag removing frame 110 to move in the furnace body 100, an opening of the slag removing frame 110 faces one side of a slag discharging hole 107, the bottom of the slag removing frame 110 is attached to the furnace bottom 103 of the furnace body 100, rollers 111 are respectively connected at two ends of the slag removing frame 110 in a rotating mode, a guide rail is arranged in the furnace body 100, the rollers 111 are connected to the guide rail in a rolling mode, the left end (high end) of the guide rail is arranged close to the slag discharging hole 107, a plurality of filtering holes 112 are formed in one side of the slag removing frame 110 close to the liquid discharging hole 105, the filtering holes 112 are arranged close to the top of the slag removing frame 110, and therefore solution entering the slag removing frame 110 can be discharged from the filtering holes 112 in the upward moving process of the slag removing frame 110.
The slag removal frame 110 bottom is located the tooth's socket that the opening part was equipped with a plurality of equidistant distributions, transversely rotates in the tooth's socket to be connected with fluted roller 113, and fluted roller 113 outside is equipped with a plurality of dogteeth, and slag removal frame 110 is at the removal in-process, and the dogtooth on fluted roller 113 can break the difficult melt thing of stove bottom 103 deposit to in the better entering slag removal frame 110.
The driving mechanism (not shown in the figure) in this embodiment includes a motor, a speed reducer and two groups of guide wheel mechanisms, wherein the output shaft of the motor is connected with the speed reducer, the guide wheel structure includes a traction wire, fixed pulleys and a reel, the fixed pulleys in the two groups of guide wheel mechanisms are respectively arranged at two sides of the slag discharging port 107, fixed pulleys are respectively arranged on the inner wall and the outer wall of the furnace body 100, a wire hole for discharging the traction wire is formed on the furnace wall 102, one end of the traction wire is fixed on the side wall of the slag removing frame 110, which is close to the roller 111, the other end is fixed on the reel, the traction wire is guided by the fixed pulleys, a winding column is coaxially fixed on the reel, and the winding column is coaxially connected with the output shaft of the speed reducer, and in this embodiment, the motor, the speed reducer and the reel are all positioned outside the furnace body 100.
In this embodiment, the mechanisms in the furnace body 100 are made of high temperature resistant materials.
The waste salt particles are fed into the furnace body 100 through the feed channel 104, are rapidly melted under the firing of each flame gun 106 in the furnace body 100 to form molten liquid, organic matters contained in the molten liquid are gasified and discharged by high-temperature firing, and the molten waste salt liquid flows along the furnace bottom 103 to the liquid discharge port 105.
When slag is removed, the motor is started, the reel rotates slowly through the speed reducer, so that the traction wire drives the slag removing frame 110 to slide upwards along the furnace bottom 103, the toothed roller 113 rotates continuously in the process to break refractory materials deposited on the furnace bottom 103, the slag removing frame 110 enters the slag removing frame 110 in the moving process, when the slag removing frame 110 is close to the slag discharging hole 107, the slag discharging door 108 is opened, refractory materials in the slag removing frame 110 are discharged out of the furnace body 100 through the slag discharging hole 107, and the rear reel rotates reversely, so that the slag removing frame 110 returns to the position below the liquid discharging hole 105 in an original way, slag removing can be completed without stopping the furnace body 100 in the process, and the problem of solution leakage does not occur because the slag discharging hole 107 is higher than the liquid level of waste salt solution in the furnace body 100. Because the slag guide plate 109 is obliquely arranged, the refractory material is continuously cooled in the moving process of the slag guide plate 109 and is broken into slag under the action of the breaking teeth, so that the recovery treatment is easier to carry out later.
Example 2:
the difference from example 1 is that: referring to fig. 3, in this embodiment, the feeding channel 104 includes a top wall 200, a bottom wall 201 and two side walls which are built by using refractory bricks, the top wall 200, the bottom wall 201 and the two side walls form the feeding channel 104 which is communicated with the furnace body 100, the feeding channel 104 is inclined, that is, the top wall 200 and the side walls are all inclined, and the inclined angle is 20 ° to 25 °, the feeding channel 104 includes a feeding port 203 and a discharging port, wherein the feeding port 203 is located on the upper side of the discharging port.
The top wall 200 is provided with a first sealing plate 204 and a second sealing plate 205 near the feed inlet 203, the first sealing plate 204 and the second sealing plate 205 are heat insulation plates, a closed transition cavity is formed between the first sealing plate 204 and the second sealing plate 205, a first driving piece 206 for driving the first sealing plate 204 to vertically slide and a second driving piece 207 for driving the second sealing plate 205 to slide are arranged on the outer wall of the top wall 200, and the first driving piece 206 and the second driving piece 207 are electric cylinders.
In this embodiment, the second sealing plate 205 is perpendicular to the feeding channel 104, in order to improve the heat insulation and bearing capacity of the second sealing plate 205, a sliding seat 208 is disposed on the inner wall of the top wall 200, the sliding seat 208 and the top wall 200 are all built by adopting refractory bricks, the second sealing plate 205 is slidably connected in the sliding seat 208, the distance between the sliding seat 208 and the bottom wall 201 is not more than 5cm, an inclined guiding surface 209 is disposed at the bottom of the sliding seat 208, and the guiding surface 209 is disposed towards one side of the feeding port 203.
The top wall 200 is also provided with a plurality of flame guns 106, the flame guns 106 are positioned between the second sealing plate 205 and the discharge hole, the flame spraying holes of the flame guns 106 are arranged towards the bottom wall 201, so that the waste salt particles discharged from the transition cavity can be preheated by the plurality of flame guns 106 in the process of moving along the bottom wall 201, and the waste salt particles can be preheated, so that the waste salt particles can be quickly melted in the furnace body 100.
The effect of the feed channel 104 provided in this embodiment is that: as shown in fig. 4, after all the waste salt particles in the transition cavity enter the furnace body 100, the second sealing plate 205 slides downwards through the second driving member 207 and seals the gap below the sliding seat 208, then the first sealing plate 204 slides upwards through the first driving member 206, and the feeding port 203 is opened, so that the waste salt particles enter the transition cavity from the feeding port 203, and after the transition cavity is filled with the waste salt particles, the first sealing plate 204 slides downwards through the first driving member 206 to close the feeding port 203, so that when the waste salt particles are fed into the transition cavity, the hot air flow in the furnace body 100 cannot be discharged from the discharging port due to the blocking of the sliding seat 208 and the second sealing plate 205, thereby not only reducing the loss of heat in the furnace body 100, but also improving the safety performance of production.
After the feed inlet 203 is closed, the second sealing plate 205 is slid upwards again through the second driving member 207, so that a gap between the lower part of the sliding seat 208 and the bottom wall 201 is opened, the waste salt particles in the transition cavity move downwards from the gap between the sliding seat 208 and the bottom wall 201 under the guidance of the guide surface 209, the flame gun 106 is opened in the process, and thus the waste salt particles are preheated under the action of the flame gun 106 before entering the furnace body 100, so that the waste salt particles can be melted in the furnace body 100 at a higher speed, and the first sealing plate 204 seals the discharge outlet in the process, so that the heat loss can be reduced, and the safety of the operation is improved.
The foregoing is merely exemplary embodiments of the present application, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present application, and these should also be considered as the scope of the present application, which does not affect the effect of the implementation of the present application and the utility of the patent. The protection scope of the present application is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (4)
1. The utility model provides a salt waste melting furnace convenient to arrange sediment, includes the furnace body, the furnace body includes furnace roof, oven and stove bottom, is equipped with a plurality of flaming guns on furnace roof and the oven, its characterized in that: the furnace bottom is in a slope shape, a feeding channel positioned at the high end of the furnace bottom is arranged on the furnace top, a liquid outlet close to the low end of the furnace bottom is arranged on the furnace wall, a slag discharging frame and a driving mechanism are arranged in the furnace body, a slag discharging port is arranged on the furnace wall on one side of the furnace body close to the feeding channel, the slag discharging port exceeds the height of the liquid level in the furnace body, the driving mechanism drives the slag discharging frame to move towards the slag discharging port, the bottom of the slag discharging frame is attached to the furnace bottom, and the opening of the slag discharging frame faces one side of the slag discharging port; the slag guide plate is obliquely arranged and the high end of the slag guide plate is arranged close to the slag discharge port, and a plurality of crushing teeth are distributed on the surface of the slag guide plate; the feeding channel comprises a top wall, a bottom wall and two side walls, the feeding channel comprises a feeding hole and a discharging hole, a first sealing plate and a second sealing plate are arranged at the position, close to the feeding hole, of the top wall, a closed transition cavity is formed between the first sealing plate and the second sealing plate, and a first driving piece for driving the first sealing plate to slide and a second driving piece for driving the second sealing plate to slide are arranged on the top wall; the feeding channel is obliquely arranged, the oblique angle is 20-25 degrees, and the feeding port is positioned above the discharging port; the top wall is provided with a plurality of flame guns, the flame guns are positioned between the second sealing plate and the discharge hole, and the flame guns are arranged towards the bottom wall.
2. The slag-removing convenient salt waste melting furnace of claim 1, wherein: the outer wall of the furnace body is provided with a openable slag discharging door which seals the slag discharging opening.
3. The slag-removing convenient salt waste melting furnace of claim 1, wherein: the slag removing frame is characterized in that rollers are respectively connected to two ends of the slag removing frame in a rotating mode, a guide rail is arranged in the furnace body, the rollers are connected to the guide rail in a rolling mode, and the high end of the guide rail is close to the slag discharging opening.
4. A scrap salt melting furnace facilitating slag removal as set forth in claim 3 wherein: the driving mechanism comprises a motor, a speed reducer and two groups of guide wheel mechanisms, an output shaft of the motor is connected with the speed reducer, the guide wheel mechanisms comprise traction wires, fixed pulleys and a winding wheel, the fixed pulleys in the two groups of guide wheel mechanisms are respectively arranged on two sides of a slag discharging port, one end of each traction wire is fixed on the side wall of the slag discharging frame, which is close to one side of the roller, the other end of each traction wire is fixed on the winding wheel, the traction wires are guided through the fixed pulleys, winding columns are coaxially fixed on the winding wheel, and the winding columns are coaxially connected with the output shaft of the speed reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011363602.5A CN112524618B (en) | 2020-11-27 | 2020-11-27 | Waste salt melting furnace convenient for deslagging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011363602.5A CN112524618B (en) | 2020-11-27 | 2020-11-27 | Waste salt melting furnace convenient for deslagging |
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| CN112524618A CN112524618A (en) | 2021-03-19 |
| CN112524618B true CN112524618B (en) | 2023-08-22 |
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| CN210773395U (en) * | 2019-10-28 | 2020-06-16 | 鲁帅 | Non-ferrous metal smelting furnace |
| CN210862197U (en) * | 2019-11-07 | 2020-06-26 | 江苏宏雷康铜业有限公司 | Melting furnace for melting copper plate |
| CN111396882A (en) * | 2020-03-31 | 2020-07-10 | 国家电投集团远达环保工程有限公司 | Melting furnace |
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