CN217499307U - Slag flushing system for blast furnace smelting - Google Patents
Slag flushing system for blast furnace smelting Download PDFInfo
- Publication number
- CN217499307U CN217499307U CN202221221013.8U CN202221221013U CN217499307U CN 217499307 U CN217499307 U CN 217499307U CN 202221221013 U CN202221221013 U CN 202221221013U CN 217499307 U CN217499307 U CN 217499307U
- Authority
- CN
- China
- Prior art keywords
- slag
- groove
- pipe
- blast furnace
- tank
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Furnace Details (AREA)
Abstract
The application discloses blast furnace smelting slag flushing system includes: the slag crushing device comprises a blast furnace, wherein a slag groove is arranged at the bottom of the blast furnace, a slag flushing pipe is arranged in the slag groove, the slag flushing pipe is connected with a water supply tank through a water supply pipe, the slag groove extends to a slag crushing groove, a slag crushing mechanism is arranged in the slag crushing groove, a slag outlet of the slag crushing mechanism is provided with a spiral auger machine, and a slag collecting groove is arranged at the slag outlet of the spiral auger machine; wherein, the top in disintegrating slag groove is provided with exhaust mechanism, and exhaust mechanism is connected with steam collection device, and the below in disintegrating slag groove is connected with the sedimentation tank through the drain tank, and the sedimentation tank is connected with the filtering ponds through first drain pipe, and the filtering ponds passes through the second drain pipe and is connected with the feed tank. The slag flushing system solves the problems that the existing slag flushing equipment has unsatisfactory effect on crushing treatment of furnace slag, the treatment efficiency of furnace slag powder is reduced, and meanwhile, slag flushing liquid used in the slag flushing treatment process cannot be recovered, so that water resource waste is caused.
Description
Technical Field
The application relates to the technical field of smelting equipment, in particular to a slag flushing system for blast furnace smelting.
Background
Blast furnace smelting is a method for continuously producing liquid pig iron in a vertical reactor, i.e. a blast furnace, by using coke, iron-containing ores and fluxes. It is an important link in modern steel production. Blast furnace smelting aims at the reduction of iron ore, present as iron oxide, to pig iron. The main product of blast furnace smelting is pig iron, the byproduct is blast furnace slag, and the slag produced by blast furnace iron making in China adopts a slag flushing technology to recycle slag powder. The slag flushing technology needs to carry out fragmentation treatment on the slag with different particle sizes, the fragmentation treatment effect of the existing slag flushing equipment on the slag is not ideal, the treatment efficiency of slag powder is reduced, and meanwhile, the slag flushing liquid used in the slag flushing treatment process cannot be recovered, so that the waste of water resources is caused.
Therefore, the blast furnace smelting slag flushing system solves the problems.
SUMMERY OF THE UTILITY MODEL
The application provides a blast furnace smelting slag flushing system, has solved current slag flushing equipment and is unsatisfactory to the fragmentation treatment effect of slag, leads to the treatment effeciency of slag powder to reduce, and the slag flushing liquid that uses simultaneously in the slag flushing treatment process can't be retrieved, causes the problem of water waste.
In the description of the application, it is to be understood that the terms "central," "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be considered limiting of the application. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a number of the indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
In order to solve the technical problem, the application provides a blast furnace smelting slag flushing system, which comprises: the slag crushing device comprises a blast furnace, wherein a slag groove is formed in the bottom of the blast furnace, a slag flushing pipe is arranged in the slag groove and is connected with a water supply tank through a water supply pipe, the slag groove extends to a slag crushing groove, a slag crushing mechanism is arranged in the slag crushing groove, a slag outlet of the slag crushing mechanism is provided with a spiral auger machine, and a slag collecting groove is formed in a slag outlet of the spiral auger machine;
wherein, the top in bits of broken glass groove is provided with exhaust mechanism, exhaust mechanism is connected with steam collection device, the below in bits of broken glass groove is connected with the sedimentation tank through the drain tank, the sedimentation tank is connected with the filtering ponds through first drain pipe, the filtering ponds pass through the second drain pipe with the feed tank is connected.
As a further scheme, a slag flushing nozzle is arranged on the slag flushing pipe and is of a horn structure.
As a further scheme, the slag crushing device further comprises a spray pipe connected to the water supply pipe, the spray pipe is connected to a spray head in the slag crushing groove, and the spray head is located above the slag crushing mechanism.
As a further scheme, the slag crushing mechanism comprises an outer barrel, an inner barrel is connected in the outer barrel through a driving device, a water passing groove and a protrusion are formed in the inner barrel, a supporting seat is arranged at the bottom of the outer barrel, and a feeding hole is formed in the upper end of the outer barrel.
As a further scheme, the exhaust mechanism comprises an exhaust pipe, an induced draft fan is arranged in the exhaust pipe, and the exhaust pipe is connected with the steam collecting device.
As a further scheme, the method further comprises the following steps: and the screen plate is arranged at the opening of the exhaust pipe.
As a further scheme, a first filtering layer and a second filtering layer are arranged in the filtering tank, the first filtering layer comprises a first filtering plate and a filling material, the filling material is located on the first filtering plate, the second filtering layer comprises a second filtering plate, and filtering holes are formed in the second filtering plate.
As a further scheme, the upper end of the filter tank is hinged with a tank cover, and a liquid inlet is formed in the tank cover.
Compared with the prior art, the application provides a blast furnace smelting slag flushing system, includes: the slag crushing device comprises a blast furnace, wherein a slag groove is arranged at the bottom of the blast furnace, a slag flushing pipe is arranged in the slag groove, the slag flushing pipe is connected with a water supply tank through a water supply pipe, the slag groove extends to a slag crushing groove, a slag crushing mechanism is arranged in the slag crushing groove, a slag outlet of the slag crushing mechanism is provided with a spiral auger machine, and a slag collecting groove is arranged at the slag outlet of the spiral auger machine;
wherein, the top in disintegrating slag groove is provided with exhaust mechanism, and exhaust mechanism is connected with steam collection device, and the below in disintegrating slag groove is connected with the sedimentation tank through the drain tank, and the sedimentation tank is connected with the filtering ponds through first drain pipe, and the filtering ponds passes through the second drain pipe and is connected with the feed tank.
When using this towards sediment system, the slag is washed in the disintegrating slag mechanism to the disintegrating slag inslot, when slay is strikeed in the disintegrating slag mechanism, constantly the fragmentation, and realize the separation of slag and water in the disintegrating slag mechanism, slay after the fragmentation falls to spiral auger built-in by the upwards transport of bolt transportation in-process spiral, slay can be collected in receiving the sediment inslot by the fragmentation once more when constantly contacting with the blade of spiral auger, and slay liquid collects in the disintegrating slag inslot because of gravity reason, get into the sedimentation tank in by the sedimentation treatment simultaneously, clear liquid in the sedimentation tank gets into in the filter tank and is re-used in getting into the feed water tank after the filtration treatment.
Therefore, the slag flushing system has at least the following beneficial effects:
1. the slag flushing system improves the crushing effect by crushing the slag twice in the slag crushing mechanism and the spiral auger machine;
2. the slag flushing system recovers and treats the slag flushing liquid in the slag flushing process, and can be used for the second time, so that water resources are saved, and waste of water resources is avoided;
3. the slag flushing system can respectively collect and treat slag powder after flushing slag, hot steam and slag liquid generated in the slag flushing process, so that the slag flushing treatment effect is more ideal.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without making any inventive changes.
FIG. 1 is a schematic structural view of a slag flushing system provided in an embodiment of the present invention;
FIG. 2 is a schematic structural view of a slag crushing mechanism provided in the embodiment of the present invention;
FIG. 3 is a schematic view of a second filter layer according to an embodiment of the present invention;
FIG. 4 is a schematic view of a first filter layer according to an embodiment of the present invention;
fig. 5 is a schematic view of the connection between the slag flushing pipe, the spraying pipe and the water supply pipe provided by the embodiment of the present invention.
In the figure: 1 blast furnace, 2 slag melting channel, 3 slag flushing pipe, 4 water supply pipe, 5 water supply tank, 6 slag breaking groove, 7 slag breaking mechanism, 8 spiral auger machine, 9 slag collecting groove, 10 exhaust mechanism, 11 steam collecting device, 12 liquid outlet groove, 13 sedimentation tank, 131 first liquid outlet pipe, 14 filtering tank, 141 second liquid outlet pipe, 31 slag flushing sprayer, 15 spraying pipe, 151 spraying head, 71 outer cylinder, 72 driving device, 73 inner cylinder, 731 water through groove, 732 protrusion, 74 supporting seat, 711 feeding port, 101 exhaust pipe, 102 induced draft fan, 17 screen plate, 114 first filtering layer, 115 second filtering layer, 1141 first filtering plate, 1142 filling material, 1151 second filtering plate, 1152 filtering hole, 145 tank cover, 142 liquid inlet.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
FIG. 1 is a schematic structural view of a slag flushing system provided in an embodiment of the present invention; FIG. 2 is a schematic structural view of a slag crushing mechanism provided in the embodiment of the present invention; FIG. 3 is a schematic view of a second filter layer according to an embodiment of the present invention;
FIG. 4 is a schematic view of a first filter layer according to an embodiment of the present invention; fig. 5 is a schematic view of the connection between the slag flushing pipe, the spraying pipe and the water supply pipe provided by the embodiment of the present invention.
The first embodiment is as follows:
as shown in fig. 1.2.5, the blast furnace slag-washing system provided in this embodiment includes: the bottom of the blast furnace 1 is provided with a slag runner 2, a slag flushing pipe 3 is arranged in the slag runner 2, slag in the slag runner 2 is flushed by the slag flushing pipe 3, water is supplied by a water supply tank 5, and a water supply pipe 4 is connected with the slag flushing pipe 3. The water supply pipe 4 conveys water into the water supply pipe 4 by a water pump or the like, and the water is introduced into the slag runner 2 from the slag flushing pipe 3. As a further scheme, the slag flushing pipe 3 is provided with a slag flushing nozzle 31, and the slag flushing nozzle 31 is of a horn structure. Towards in the sediment shower nozzle 31 extends to towards sediment pipe 3, the sediment shower nozzle 31 that dashes of horn structure has improved the effect of washing. And the slag flushing pipe 3 extends to the slag crushing mechanism 7 in the slag crushing groove 6, so that slag enters the slag crushing mechanism 7 for crushing treatment. As a further scheme, the slag crushing mechanism 7 comprises an outer cylinder 71, an inner cylinder 73 is connected in the outer cylinder 71 through a driving device 72, a water through groove 731 and a projection 732 are arranged on the inner cylinder 73, a supporting seat 74 is arranged at the bottom of the outer cylinder 71, and a feeding hole 711 is arranged at the upper end of the outer cylinder 71. The slag mechanism 7 is driven by a driving device 72 (driving motor), the inner cylinder 73 rotates in the outer cylinder 71, slag enters the inner cylinder 73 and rolls from top to bottom, slag liquid is discharged from the water passing groove 731 and then enters the outer cylinder 71, and the slag liquid can be discharged from a hole in the outer cylinder 71 or from the bottom end of the outer cylinder 71. The slag is crushed after falling down by gravity in the turning process, and the particle size of the crushed slag is reduced by contact and impact with the protrusions 732. The temperature is reduced for the spraying treatment of the slag crushing mechanism 7, and the flushing effect is improved. As a further proposal, the slag crushing device also comprises a spray pipe 15 connected with the water supply pipe 4, the spray pipe 15 is connected with a spray head 151 in the slag crushing groove 6, and the spray head 151 is positioned above the slag crushing mechanism 7. As shown in fig. 5, after the water supply pipe 4 is connected to the shower pipe 15 and the slag washing pipe 3, water can be supplied into the shower pipe 15 or the slag washing pipe 3. The number of the shower heads 151 is plural and arranged along the lateral direction of the slag crushing mechanism 7.
In this embodiment, the spiral auger 8 provided at the slag outlet of the slag crushing mechanism 7 is used for conveying the discharged slag, so that the slag discharged from the inner cylinder 73 of the slag crushing mechanism 7 falls onto the spiral auger 8 and is conveyed upward, and the slag liquid in the conveying process is discharged from the bottom of the spiral conveying auger 8 (provided with a drain hole and other structures) due to gravity and enters the slag crushing tank 6. The slag is continuously impacted and rubbed with the helical blade of the helical conveying auger 8 in the upward conveying process and is crushed again. Therefore, the granularity of the slag conveyed to the slag collecting groove 9 for collection is smaller, and the slag powder is more convenient to process in the later period. Wherein, an exhaust mechanism 10 is arranged above the slag crushing groove 6, and the exhaust mechanism 10 is connected with a steam collecting device 11. The steam generated in the slag flushing process can be discharged through the exhaust mechanism 10 and collected in the steam collecting device 11 to be reused. The steam collected in the steam collecting device 11 can be reused in the boiler waiting for the heating apparatus. As a further scheme, the exhaust mechanism 10 comprises an exhaust pipe 101, an induced draft fan 102 is arranged in the exhaust pipe 101, and the exhaust pipe 101 is connected with the steam collection device 11. In pumping hot steam to steam collection device 11 through draught fan 102, for filtering the slay in the steam, prevent to get into in the blast pipe 101, as further scheme, still include: the partition plate 17 and the partition plate 71 are mounted at the opening of the exhaust pipe 101.
In this embodiment, the lower part of the slag chute 6 is connected with the sedimentation tank 13 through the liquid outlet tank 12, so that the slag liquid at the bottom of the slag chute 6 can enter the sedimentation tank 13, and after sedimentation in the sedimentation tank 13, the clarified liquid is pumped into the filter tank 14 through the first liquid outlet pipe 131 at the top of the sedimentation tank 13. The filtration treatment is performed in the filtration tank 14 so as to recycle the water. Finally, the filtered water is pumped into the water supply tank 5 through the second liquid outlet pipe 141.
Example two:
as shown in fig. 1-4, a slag runner 2 is arranged at the bottom of a blast furnace 1, a slag flushing pipe 3 is arranged in the slag runner 2, the slag flushing pipe 3 is connected with a water supply tank 5 through a water supply pipe 4, the slag runner 2 extends to a slag crushing groove 6, a slag crushing mechanism 7 is arranged in the slag crushing groove 6, a slag outlet of the slag crushing mechanism 7 is provided with a spiral auger machine 8, and a slag outlet of the spiral auger machine 8 is provided with a slag collecting groove 9; wherein, the top of disintegrating slag groove 6 is provided with exhaust mechanism 10, and exhaust mechanism 10 is connected with steam collection device 11, and the below of disintegrating slag groove 6 is connected with sedimentation tank 13 through drain tank 12, and sedimentation tank 13 is connected with filtering ponds 14 through first drain pipe 131, and filtering ponds 14 pass through second drain pipe 141 and are connected with feed water tank 5.
In contrast to the first embodiment, as shown in fig. 3 to 4, as a further alternative, a first filter layer 114 and a second filter layer 115 are provided in the filter tank 14, the first filter layer 114 includes a first filter plate 1141 and a filling material 1142, the filling material 1142 is provided on the first filter plate 1141, the second filter layer 115 includes a second filter plate 1151, and the second filter plate 1151 is provided with filter holes 1152. The slag liquid can be filtered for the second time by the first filter plate 1141 and the filler 1142 disposed thereon, and the filler 1142 may be cobblestones or fiber balls. The slag liquid may be primarily filtered through the filtering holes 1152 of the second filtering plate 1151. The first filter layer 114 is thus located below the second filter layer 115. Meanwhile, as a further scheme, the upper end of the filtering tank 14 is hinged with a tank cover 145, and the tank cover 145 is provided with a liquid inlet 142. Slag liquid enters the filter tank 14 from the liquid inlet 142. It should be noted that, the liquid in the embodiment of the present application may be delivered by a delivery pump or other existing common delivery devices, which are not described in detail in the present application.
Compare in prior art, when using this application to provide a blast furnace smelting towards sediment system, the slag is washed in the disintegrating slag mechanism to the disintegrating slag inslot, when slay is strikeed in disintegrating slag mechanism, constantly the fragmentation, and realize the slag-water separation in disintegrating slag mechanism, slay after the fragmentation falls to spiral auger built-in by the spiral upward transport of bolt transportation in-process, slay can be collected in receiving the sediment inslot by the fragmentation once more when constantly contacting with the blade of spiral auger, and slay liquid collects in the disintegrating slag inslot because of gravity reason, get into the sedimentation tank in the while and be deposited, clear liquid in the sedimentation tank gets into in the filter tank and is recycled in the feed water tank after being filtered. Therefore, the slag flushing system improves the crushing effect by crushing the slag twice in the slag crushing mechanism and the spiral auger machine; the slag flushing system recovers and treats the slag flushing liquid in the slag flushing process, and can be used for the second time, so that water resources are saved, and waste of water resources is avoided; the slag flushing system can respectively collect and treat slag powder after flushing slag, hot steam and slag liquid generated in the slag flushing process, so that the slag flushing treatment effect is more ideal.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (8)
1. A blast furnace smelting slag flushing system is characterized by comprising: the slag crushing device comprises a blast furnace, wherein a slag groove is formed in the bottom of the blast furnace, a slag flushing pipe is arranged in the slag groove and is connected with a water supply tank through a water supply pipe, the slag groove extends to a slag crushing groove, a slag crushing mechanism is arranged in the slag crushing groove, a slag outlet of the slag crushing mechanism is provided with a spiral auger machine, and a slag collecting groove is formed in a slag outlet of the spiral auger machine;
wherein, the top in bits of broken glass groove is provided with exhaust mechanism, exhaust mechanism is connected with steam collection device, the below in bits of broken glass groove is connected with the sedimentation tank through the drain tank, the sedimentation tank is connected with the filtering ponds through first drain pipe, the filtering ponds pass through the second drain pipe with the feed tank is connected.
2. The blast furnace smelting slag flushing system according to claim 1, wherein the slag flushing pipe is provided with a slag flushing nozzle, and the slag flushing nozzle is of a horn structure.
3. The blast furnace smelting slag flushing system as claimed in claim 1, further comprising a spray pipe connected to the water supply pipe, wherein the spray pipe is connected to a spray header in the slag crushing tank, and the spray header is located above the slag crushing mechanism.
4. The blast furnace smelting slag flushing system as claimed in claim 1, wherein the slag crushing mechanism includes an outer cylinder, an inner cylinder is connected to the outer cylinder through a driving device, a water trough and a protrusion are arranged on the inner cylinder, a support seat is arranged at the bottom of the outer cylinder, and a feed inlet is arranged at the upper end of the outer cylinder.
5. The blast furnace smelting slag flushing system of claim 1, wherein the exhaust mechanism comprises an exhaust pipe, an induced draft fan is arranged in the exhaust pipe, and the exhaust pipe is connected with the steam collecting device.
6. The blast furnace slag flushing system of claim 5, further comprising: and the screen plate is arranged at the opening of the exhaust pipe.
7. The blast furnace smelting slag washing system according to claim 1, wherein a first filter layer and a second filter layer are arranged in the filter tank, the first filter layer comprises a first filter plate and a filling material, the filling material is arranged on the first filter plate, the second filter layer comprises a second filter plate, and filter holes are arranged on the second filter plate.
8. The blast furnace smelting slag flushing system according to claim 7, wherein the upper end of the filtering tank is hinged with a tank cover, and the tank cover is provided with a liquid inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221221013.8U CN217499307U (en) | 2022-05-20 | 2022-05-20 | Slag flushing system for blast furnace smelting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221221013.8U CN217499307U (en) | 2022-05-20 | 2022-05-20 | Slag flushing system for blast furnace smelting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217499307U true CN217499307U (en) | 2022-09-27 |
Family
ID=83354731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221221013.8U Active CN217499307U (en) | 2022-05-20 | 2022-05-20 | Slag flushing system for blast furnace smelting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217499307U (en) |
-
2022
- 2022-05-20 CN CN202221221013.8U patent/CN217499307U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214078055U (en) | Ore belt cleaning device that possesses energy-concerving and environment-protective | |
| CN217499307U (en) | Slag flushing system for blast furnace smelting | |
| CN209109700U (en) | A kind of waste lithium cell apparatus for recovering metal | |
| CN108504870A (en) | Vanadium slag waste heat recovery aoxidizes the device and method of sodium vanadium extraction | |
| CN102058071B (en) | Mandarin orange sac production line | |
| CN202737059U (en) | Treatment system for waste lead-acid batteries | |
| CN218066078U (en) | Metallurgical sediment cooling treatment equipment of environment-friendly | |
| CN208493950U (en) | Blowdown pit coal mud treatment system | |
| CN103390781B (en) | For treatment system and the processing method of waste and old lead acid accumulator | |
| CN215560441U (en) | Annealing furnace for stainless steel pipe production | |
| CN202725604U (en) | Crushing equipment for waste lead-acid storage battery | |
| CN214416524U (en) | Concrete processing device for recycling and pretreating waste concrete blocks | |
| CN210874413U (en) | Circulation filtering system of injection broken rib machine | |
| CN211538476U (en) | Sand and stone separator | |
| CN210127192U (en) | Production device for preparing lime milk by ammonia distillation waste liquid | |
| CN215654848U (en) | Mine stirring device capable of discharging slag at any time | |
| CN219804761U (en) | Lithium ore ball grinds device | |
| CN218741484U (en) | Novel glass tempering salt bucket | |
| CN221622731U (en) | Reclaimed plastic belt water crushing device | |
| KR200219306Y1 (en) | Sorting Plant to Recovering Aggrigate from the Waste Concrete | |
| CN215854074U (en) | Pretreatment equipment for lepidolite ore | |
| CN221433382U (en) | Continuous metallurgical solid waste agglomeration waste heat recovery device | |
| CN110227598A (en) | A kind of accurate crushing device of hot mine of rare earth | |
| CN219111882U (en) | Stainless steel slag recycling device | |
| CN221360077U (en) | Mine filling drilling insertion pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Taisha Industrial Zone, Pingluo County, Shizuishan City, Ningxia Hui Autonomous Region Patentee after: Ningxia Ningyuan New Material Technology Co.,Ltd. Address before: Taisha Industrial Park, Pingluo County, Shizuishan City, Ningxia Hui Autonomous Region Patentee before: Pingluo Ningyuan Metallurgy Co.,Ltd. |
|
| CP03 | Change of name, title or address |