CN219804647U - Raw material mixing equipment for preparing zinc oxide - Google Patents
Raw material mixing equipment for preparing zinc oxide Download PDFInfo
- Publication number
- CN219804647U CN219804647U CN202321167648.9U CN202321167648U CN219804647U CN 219804647 U CN219804647 U CN 219804647U CN 202321167648 U CN202321167648 U CN 202321167648U CN 219804647 U CN219804647 U CN 219804647U
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- CN
- China
- Prior art keywords
- reaction tower
- limiting
- zinc oxide
- raw material
- material mixing
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- 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.)
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- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 239000011787 zinc oxide Substances 0.000 title claims abstract description 24
- 239000002994 raw material Substances 0.000 title claims abstract description 22
- 238000002156 mixing Methods 0.000 title claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 50
- 239000007921 spray Substances 0.000 claims abstract description 20
- 238000002360 preparation method Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 22
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 13
- 229960001763 zinc sulfate Drugs 0.000 description 13
- 229910000368 zinc sulfate Inorganic materials 0.000 description 13
- 229910000029 sodium carbonate Inorganic materials 0.000 description 11
- 238000000034 method Methods 0.000 description 8
- 239000000843 powder Substances 0.000 description 5
- 239000002253 acid Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- FMRLDPWIRHBCCC-UHFFFAOYSA-L Zinc carbonate Chemical compound [Zn+2].[O-]C([O-])=O FMRLDPWIRHBCCC-UHFFFAOYSA-L 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000011667 zinc carbonate Substances 0.000 description 3
- 235000004416 zinc carbonate Nutrition 0.000 description 3
- 229910000010 zinc carbonate Inorganic materials 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002086 nanomaterial Substances 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- UOURRHZRLGCVDA-UHFFFAOYSA-D pentazinc;dicarbonate;hexahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Zn+2].[Zn+2].[Zn+2].[Zn+2].[Zn+2].[O-]C([O-])=O.[O-]C([O-])=O UOURRHZRLGCVDA-UHFFFAOYSA-D 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses raw material mixing equipment for preparing zinc oxide, which comprises a reaction tower, wherein two inner side walls of the reaction tower are respectively provided with a vertical chute, a sliding block is connected in each chute in a sliding way, a first elastic piece is arranged between each sliding block and the bottom of each chute, a connecting rod is arranged above the reaction tower, two ends of the connecting rod downwards penetrate through the reaction tower and then are connected to one end, far away from the first elastic piece, of each sliding block, a first telescopic rod is arranged above the reaction tower, the telescopic end of the first telescopic rod is propped against the middle position of the connecting rod, each sliding block is provided with a limiting plate, two limiting plates are opposite and are arranged in parallel, at least one grid plate is sequentially arranged between the two limiting plates along the height direction, and a plurality of spray heads are uniformly distributed right above the grid plate of the reaction tower. The utility model ensures that the two raw materials are mixed more uniformly, thereby the reaction is more sufficient.
Description
Technical Field
The utility model relates to the technical field of zinc oxide application, in particular to raw material mixing equipment for preparing zinc oxide.
Background
Zinc oxide is an inorganic substance, has a chemical formula of ZnO, and is an oxide of zinc. Is insoluble in water, and soluble in acids and strong bases. Zinc oxide is a commonly used chemical additive and is widely applied to the manufacture of products such as plastics, silicate products, synthetic rubber, lubricating oil, paint coatings, ointment, adhesives, foods, batteries, flame retardants and the like. The zinc oxide has larger energy band gap and exciton binding energy, high transparency and excellent normal-temperature luminous performance, and can be applied to products such as liquid crystal displays, thin film transistors, light-emitting diodes and the like in the semiconductor field. In addition, the micro-particulate zinc oxide also starts to function as a kind of nanomaterial in the related art.
The zinc oxide is produced by the acid method, zinc ash reacts with sulfuric acid to produce zinc sulfate, then the zinc sulfate reacts with sodium carbonate and ammonia water respectively, the prepared zinc carbonate is taken as a raw material, and the zinc oxide is prepared by washing, drying, calcining and crushing.
In the process of preparing zinc oxide by an acid method, the zinc sulfate raw material and the sodium carbonate solution are required to be fully mixed so as to carry out precipitation treatment of the next procedure, namely the mixing effect can directly influence the efficiency, quality and the like of preparing zinc oxide by the acid method, and meanwhile, the traditional stirring machine cannot be well suitable for stirring the zinc sulfate raw material and the sodium carbonate solution.
Disclosure of Invention
The utility model aims to solve the defects of the technology, and provides raw material mixing equipment for preparing zinc oxide, which is designed to uniformly mix two raw materials so that the two raw materials react more fully.
The utility model designs raw material mixing equipment for preparing zinc oxide, which comprises a reaction tower, wherein two inner side walls of the reaction tower are respectively provided with a vertical chute, a sliding block is connected in each chute in a sliding way, a first elastic piece is arranged between each sliding block and the bottom of each chute, a connecting rod is arranged above the reaction tower, two ends of the connecting rod downwards penetrate through the reaction tower and then are connected to one end, far away from the first elastic piece, of each sliding block, a first telescopic rod is arranged above the reaction tower, the telescopic end of the first telescopic rod is propped against the middle position of the connecting rod, each sliding block is provided with a limiting plate, two limiting plates are opposite and are arranged in parallel, at least one grid plate is sequentially arranged between the two limiting plates along the height direction, and a plurality of spray heads are uniformly distributed right above the grid plate of the reaction tower.
The utility model has the technical effects that, unlike the traditional method for stirring zinc sulfate raw materials and sodium carbonate solution, the sodium carbonate solution is sprayed onto the grid tray provided with zinc sulfate solid or powder through the spray head, so that the zinc sulfate solid or powder can be fully mixed, meanwhile, the solution generated in the reaction process of the zinc sulfate solid or powder can be uniformly distributed on the grid tray and can not naturally drip, the reaction time is prolonged, namely, the one-time reaction of the zinc sulfate solid or powder is accelerated through efficient mixing, thereby reducing the problems of raw material waste and insufficient reaction, and finally improving the preparation efficiency of zinc oxide.
Further preferably, two limiting plates are provided with vertical limiting grooves on opposite surfaces, and two ends of the grid plate are provided with protruding blocks which are in sliding fit with the limiting grooves, so that the height of the grid plate can be adjusted along the limiting grooves, and the height of the grid plate can be adjusted.
Preferably, when the grid plate quantity is a plurality of, still sliding fit has mobilizable stopper in the spacing groove, stacks through the stopper interval in order to realize between the adjacent grid plate, realizes the grid plate multilayer setting for solution is filtered through the multilayer during the reaction, filters the zinc carbonate that the reaction obtained in advance, has reduced the sediment filtration link of follow-up zinc carbonate.
Preferably, a bolt for limiting the limiting plate or the limiting block to be separated from the limiting groove is arranged at the top of the limiting groove, so that the limiting plate or the limiting block is prevented from being separated from the limiting groove in the sliding process of the sliding block.
Further optimizing, the shower nozzle rotates to be connected in the reaction tower inner wall for the shower nozzle can spray to different directions, improves and sprays the scope, further intensive mixing.
Preferably, the reaction tower is close to the shower nozzle department sliding connection has a rack, rack one end is through spring coupling in the reaction tower, and the second telescopic link is connected to the other end, the shower nozzle articulates in the reaction tower through the round pin axle, round pin axle one end is equipped with the gear with rack toothing, drives the gear through the rack and rotates, drives all shower nozzles and rotate in step, and this simple structure easily realizes and stable.
Further preferably, a second elastic piece is arranged between the sliding block and the top of the sliding groove, so that when the sliding block rises due to elastic deformation of the first elastic piece, a buffer effect is achieved, and the sliding block is prevented from impacting the top of the sliding groove.
Drawings
FIG. 1 is a cross-sectional view of the overall structure of the present utility model;
FIG. 2 is an exploded view of the structure of the limiting plate, the grid plate and the limiting block according to the present utility model.
In the figure: 1. a reaction tower; 2. a chute; 3. a slide block; 4. a first elastic member; 5. a connecting rod; 51. a cross bar; 52. a vertical rod; 6. a first telescopic rod; 7. a limiting plate; 71. a limit groove; 8. a grid tray; 81. a bump; 9. a spray head; 91. a pin shaft; 92. a gear; 10. a limiting block; 11. a bolt; 12. a rack; 13. a spring; 14. a second telescopic rod; 15. and a second elastic member.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
As shown in FIG. 1, it includes a reaction tower 1, a containing cavity is provided in the reaction tower 1, two inner side walls of the containing cavity are respectively provided with vertical sliding grooves 2, two sliding grooves 2 are parallel to each other, a sliding block 3 is connected in each sliding groove 2, the sliding block 3 can reciprocate up and down along the sliding groove 2, a first elastic piece 4 is arranged between each sliding block 3 and the bottom of the sliding groove 2, the first elastic piece 4 can adopt a spring, namely one end of the first elastic piece 4 is connected to the bottom of the sliding block 3, the other end is connected to the bottom of the sliding groove 2, a connecting rod 5 is arranged above the reaction tower 1, the connecting rod 5 comprises a cross rod 51 and vertical rods 52 with two ends of the cross rod 51 vertically bent, the cross rod 51 is positioned right above the outside of the reaction tower 1, the two vertical rods 52 penetrate through the reaction tower 1 respectively and then are connected to the top of the sliding block 3, a first telescopic rod 6 is further arranged above the reaction tower 1, the telescopic end of the first telescopic rod 6 is propped against the middle position of the connecting rod 5 from top to bottom, when the telescopic end of the telescopic rod is pushed down, the cross rod 51 is pushed down, the two vertical rods 52 are simultaneously pushed down, the two vertical rods 52 are driven by the vertical rods 52, the sliding block 3 are pushed down, the sliding block 3 are synchronously pushed down, and the two sliding blocks 3 are pushed down by the telescopic rod 4.
Each slide block 3 is provided with a limiting plate 7, the two limiting plates 7 are oppositely and parallelly arranged, the limiting plates 7 are connected to the slide blocks 3 through a connecting rod, the slide blocks 3 are positioned in the sliding grooves 2, the limiting plates 7 are positioned in the accommodating cavities of the reaction towers 1, then the connecting rod penetrates into the accommodating cavities from the slide blocks 3, the sliding grooves 2 are communicated with the reaction towers 1, so that the connecting rod can reciprocate up and down along with the slide blocks 3, at least one grid plate 8 is sequentially arranged between the two limiting plates 7 along the height direction, namely, two ends of the grid plate 8 are respectively connected to the opposite surfaces of the two limiting plates 7, a plurality of spray heads 9 are uniformly distributed right above the grid plate 8 in the reaction towers 1, the spray heads 9 are communicated with an external solution source through pipelines, sodium carbonate solution is sprayed onto the grid plate 8 from top to bottom through the spray heads 9, zinc sulfate powder or particles are paved on the surfaces of the grid plate 8, after sodium carbonate solution is sprayed onto the grid plate 8, zinc sulfate on the grid tray 8 reacts with sodium carbonate to generate basic zinc carbonate and sodium sulfate, the sodium carbonate is sediment and is attached to the grid tray 8, sodium sulfate solution drops from the grid tray 8 to the bottom of the accommodating cavity, the grid tray 8 is made of materials which cannot react with the raw materials and products, such as glass, grids are densely distributed on the surface of the grid tray 8, the size of the grids can be customized according to the actual reaction degree, the solution can be adsorbed in the grids of the grid tray 8 and cannot fall off immediately in the reaction process, zinc sulfate paved on the grid tray 8 can be uniformly and thinly paved on the grid tray 8, then sodium carbonate is sprayed through spraying, the reaction of the two is more complete, the one-time reaction is completed, the condition that the sodium carbonate solution is continuously and repeatedly contacted with zinc sulfate in the conventional technology is optimized, the reaction time is greatly shortened, when the sliding block 3 reciprocates up and down along the sliding groove 2 to elastically move, the limiting plate 7 drives the grid plate to elastically move up and down, so that the products on the grid tray 8 can be shaken off, and the products are prevented from being attached in the grids of the grid tray 8 all the time.
Two opposite limiting plates 7 are adopted to fix the grid tray 8, and the purpose is that the solution attached to the limiting plates 7 easily flows down along the surfaces of the limiting plates 7 in the spraying and reacting process, and is not accumulated on the surfaces of the limiting plates 7 in a large amount,
as shown in fig. 2, two opposite surfaces of the two limiting plates 7 are provided with vertical limiting grooves 71, two ends of the grid plate 8 are provided with protruding blocks 81 extending back and forth to form sliding rails, the grid plate 8 can be slidably assembled into the limiting grooves 71 along the sliding grooves 2 through the sliding rails, then the grid plate 8 is fixed on the limiting plates 7 through fasteners or connecting pieces such as bolts 11, the grid plate 8 is mounted between the two limiting plates 7, meanwhile, the grid plate 8 can be adjusted in the height direction along the limiting grooves 71, and the grid plate can be detached, so that maintenance and installation are facilitated.
In another embodiment, when the number of the grid plates 8 is multiple, the limiting grooves 71 are further slidably fitted with the movable limiting blocks 10, the limiting blocks 10 can be inserted into and slide in the limiting grooves 71, and after the grid plates 8 are sequentially installed in the limiting grooves 71, a spacing block 10 is arranged between two adjacent grid plates 8 to form a space, so that the grid plates 8 are stacked at intervals. The stopper 10 is equivalent to a fastener, but is superior to a conventional fastener such as a bolt 11, a screw, etc., not only is convenient and free to install, but also has a simple structure and easy realization, and minimizes the contact surface with the stopper plate 7, thereby preventing long-term accumulation of solution.
The top of the limiting groove 71 is provided with a fastener, such as a bolt 11, for limiting the limiting plate 7 or the limiting block 10 to be separated from the limiting groove 71, and the fastener is fixed at two opposite sides of the top of the limiting groove 71 and extends into the limiting groove 71 relatively, so as to prevent the limiting plate 7 and the limiting block 10 in the limiting groove 71 from being separated from the limiting groove 71.
In another embodiment, the spray head 9 is rotatably connected to the inner wall of the reaction tower 1, so that the spray head 9 can spray in different directions, the spraying range is improved, and further, the mixture is fully mixed.
In another embodiment, a horizontal sliding groove is formed in the position, close to the spray head 9, of the reaction tower 1, a rack 12 is slidably connected in the sliding groove, the rack 12 is horizontally arranged, one end of the rack 12 in the horizontal direction is connected to the reaction tower 1 through a spring 13, the other end of the rack is connected to a second telescopic rod 14, the rack 12 can horizontally reciprocate along the sliding groove under the pushing of the second telescopic rod 14, the spray head 9 is hinged to the reaction tower 1 through a pin shaft 91, one end of the pin shaft 91 is provided with a gear 92 meshed with the rack 12, namely, the spray heads 9 are uniformly distributed along the direction of the rack 12, the rack 12 drives all the spray heads 9 to synchronously reciprocate to realize different spraying directions, and in addition, the rack 12 returns to the original position through the spring 13 after moving each time, namely, the spray heads 9 returns to the original position.
In another embodiment, a second elastic member 15, such as a spring, is disposed between the slider 3 and the top of the chute 2, one end of the second elastic member 15 abuts against the bottom of the slider 3, and the other end abuts against the top of the chute 2, and when the slider 3 is driven by the restoring force of the first elastic member 4 to move upwards, the second elastic member 15 plays a role in buffering, preventing the slider 3 from colliding with the top of the chute 2, and enhancing the up-down elastic sliding of the slider 3 along the chute 2, so that the grid tray 8 is not easy to accumulate products during long-term use.
The present utility model is not limited to the above-mentioned preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model can make any changes in shape or structure, and all the technical solutions that are the same or similar to the present utility model fall within the scope of the present utility model.
Claims (7)
1. The utility model provides a raw materials mixing apparatus of preparation zinc oxide, its characterized in that, it includes reaction tower (1), reaction tower (1) both sides wall is equipped with vertical spout (2) respectively, and sliding connection has a slider (3) in every spout (2), all is equipped with first elastic component (4) between every slider (3) and spout (2) bottom, reaction tower (1) top is equipped with connecting rod (5), be connected to slider (3) after running through reaction tower (1) downwards in connecting rod (5) both ends one end of keeping away from first elastic component (4), reaction tower (1) top still is equipped with first telescopic link (6), the telescopic end of first telescopic link (6) supports to connecting rod (5) intermediate position department, is equipped with a limiting plate (7) on every slider (3), and two limiting plates (7) are relative and parallel arrangement just are equipped with at least one net dish (8) in proper order along the direction of height between two limiting plates (7), reaction tower (1) are located a plurality of evenly distributed (9) directly over dish (8).
2. The raw material mixing device for preparing zinc oxide according to claim 1, wherein two limiting plates (7) are provided with vertical limiting grooves (71) on opposite surfaces, and two ends of the grid tray (8) are provided with protruding blocks (81) which are in sliding fit with the limiting grooves (71), so that the grid tray (8) can adjust the height direction along the limiting grooves (71).
3. Raw material mixing equipment for preparing zinc oxide according to claim 2, characterized in that when the number of grid plates (8) is multiple, movable limiting blocks (10) are also slidably matched in the limiting grooves (71), and adjacent grid plates (8) are separated by the limiting blocks (10) to realize stacking.
4. A raw material mixing apparatus for preparing zinc oxide according to claim 3, wherein the top of the limit groove (71) is provided with a bolt (11) for limiting the separation of the limit plate (7) or the limit block (10) from the limit groove (71).
5. Raw material mixing apparatus for preparing zinc oxide according to claim 1, characterized in that the spray head (9) is rotatably connected to the inner wall of the reaction tower (1).
6. The raw material mixing device for preparing zinc oxide according to claim 5, wherein a rack (12) is slidably connected to the reaction tower (1) near the spray head (9), one end of the rack (12) is connected to the reaction tower (1) through a spring (13), the other end of the rack is connected to a second telescopic rod (14), the spray head (9) is hinged to the reaction tower (1) through a pin shaft (91), and a gear (92) meshed with the rack (12) is arranged at one end of the pin shaft (91).
7. Raw material mixing apparatus for preparing zinc oxide according to claim 1, characterized in that a second elastic member (15) is arranged between the slider (3) and the top of the chute (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321167648.9U CN219804647U (en) | 2023-05-15 | 2023-05-15 | Raw material mixing equipment for preparing zinc oxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321167648.9U CN219804647U (en) | 2023-05-15 | 2023-05-15 | Raw material mixing equipment for preparing zinc oxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219804647U true CN219804647U (en) | 2023-10-10 |
Family
ID=88213618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321167648.9U Active CN219804647U (en) | 2023-05-15 | 2023-05-15 | Raw material mixing equipment for preparing zinc oxide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219804647U (en) |
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2023
- 2023-05-15 CN CN202321167648.9U patent/CN219804647U/en active Active
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