CN220803171U - Stirring structure and stirring barrel for polymeric ferric sulfate - Google Patents
Stirring structure and stirring barrel for polymeric ferric sulfate Download PDFInfo
- Publication number
- CN220803171U CN220803171U CN202322435599.9U CN202322435599U CN220803171U CN 220803171 U CN220803171 U CN 220803171U CN 202322435599 U CN202322435599 U CN 202322435599U CN 220803171 U CN220803171 U CN 220803171U
- Authority
- CN
- China
- Prior art keywords
- stirring
- stirring barrel
- barrel body
- rotating sleeve
- fixedly connected
- 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.)
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- 238000003756 stirring Methods 0.000 title claims abstract description 89
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 title claims abstract description 18
- 229910000360 iron(III) sulfate Inorganic materials 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims abstract description 22
- 238000005273 aeration Methods 0.000 claims abstract description 20
- 239000006185 dispersion Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 abstract description 25
- 235000003891 ferrous sulphate Nutrition 0.000 abstract description 7
- 239000011790 ferrous sulphate Substances 0.000 abstract description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 abstract description 7
- 229910000359 iron(II) sulfate Inorganic materials 0.000 abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 6
- 238000001914 filtration Methods 0.000 abstract description 6
- 229910052760 oxygen Inorganic materials 0.000 abstract description 6
- 239000001301 oxygen Substances 0.000 abstract description 6
- 230000036541 health Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 239000002912 waste gas Substances 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 9
- 239000007788 liquid Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 229910000366 copper(II) sulfate Inorganic materials 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- -1 iron ions Chemical class 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model relates to the technical field of preparation of polymeric ferric sulfate, and in particular discloses a stirring structure and a stirring barrel for polymeric ferric sulfate, comprising the following components: the top of the stirring barrel body is provided with a driving box, and one side of the top of the stirring barrel body is provided with an exhaust pipe; the air pump is fixedly connected to the top of the driving box, the fixed shaft is fixedly connected to the bottom of the air pump, the fixed shaft penetrates through the driving box and the top barrel of the stirring barrel body, the aeration disc is fixedly connected to the bottom end inside the stirring barrel body; the inner wall of the rotating sleeve is rotationally connected with the shaft body of the fixed shaft, the rotating sleeve is rotationally connected with the stirring barrel body through the rotor bearing, air is injected into the stirring barrel body through the air pump, the contact time of ferrous sulfate and oxygen is greatly prolonged by matching with the stirring assembly, the efficiency of preparing polymeric ferric sulfate is improved, meanwhile, waste gas generated in the barrel production is led into a corresponding gas filtering device through the exhaust pipe in a sealing way, and the damage of harmful gas to the health and natural environment of a human body is avoided.
Description
Technical Field
The utility model relates to the technical field of preparation of polymeric ferric sulfate, in particular to a stirring structure and a stirring barrel for polymeric ferric sulfate.
Background
The polymeric ferric sulfate is an inorganic polymeric flocculant with excellent performance, the morphological character is light yellow amorphous powdery solid, the polymeric ferric sulfate is extremely easy to dissolve in water, and the aqueous solution is reddish brown transparent solution and has hygroscopicity; the polymeric ferric sulfate is a novel, high-quality and high-efficiency ferric salt inorganic polymeric flocculant, is mainly used for purifying water with excellent effect, has good water quality, does not contain harmful substances such as aluminum, chlorine, heavy metal ions and the like, does not have the water transfer of iron ions, is nontoxic and harmless, is safe and reliable, and has remarkable effects of removing turbidity, decoloring, deoiling, dehydrating, sterilizing, deodorizing, removing algae, removing heavy metal ions in water and the like; also used for industrial wastewater treatment, such as printing and dyeing wastewater, and has wide application in the aspects of casting, papermaking, medicine, leather making and the like.
In the prior art, polyaluminium chloride and polyferric sulfate are most widely used in domestic inorganic high polymer water treatment agents; the oxidant technology and the catalytic oxidation technology are mostly adopted in the production process of the polymeric ferric sulfate.
However, when the catalytic oxidation process is adopted to prepare the polymeric cupric sulfate, how to fully mix and react the gas and the liquid, and prolonging the contact time of the gas and the liquid are always technical difficulties, the contact time of the injected oxygen and the ferrous sulfate is short, the contact area is small, the reaction of the ferrous sulfate and the oxygen is insufficient, the efficiency of preparing the polymeric ferric sulfate is low, and the existing stirring barrel does not pay attention to the treatment of the gas generated in the production process, so that the environment can be polluted and the physical health of workers can be damaged.
Disclosure of utility model
The present utility model is directed to a stirring structure for solving the above-mentioned problems.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a stirring structure, the stirring structure comprising:
the stirring barrel comprises a stirring barrel body, wherein a driving box is arranged at the upper top of the stirring barrel body, and an exhaust pipe is arranged at one side of the top of the stirring barrel body;
the air pump is fixedly connected to the top of the driving box, the bottom of the air pump is fixedly connected with a fixed shaft, the fixed shaft penetrates through the driving box and the top barrel of the stirring barrel body and is fixedly connected with an aeration disc, and the aeration disc is fixedly connected to the bottom end inside the stirring barrel body; and
The stirring device comprises a stirring barrel body, a rotating sleeve, a stirring blade and a stirring barrel, wherein the inner wall of the rotating sleeve is rotationally connected with a shaft body of a fixed shaft, the rotating sleeve is rotationally connected with the stirring barrel body through a rotor bearing, and the stirring blade is fixedly connected to the outer wall of the rotating sleeve.
Preferably, the driving box is drop-shaped, and the driving box is inside to be equipped with driven gear, driven gear bottom is connected with the driving box bottom rotation through thrust ball bearing, and driven gear cover is on the axle body that the fixed axle is located the driving box inside, and both are contactless each other, driven gear and rotation sleeve top fixed connection, thrust ball bearing cover is in the rotation sleeve outside, and both are contactless each other.
Preferably, the motor is fixedly connected with the top of the driving box, the output end of the motor penetrates through the wall of the driving box and is fixedly connected with the driving gear through the connecting rod, and the driving gear is meshed with the driven gear.
Preferably, the stirring blades are arranged in a plurality, and are distributed on the outer cylinder wall of the rotating sleeve in a cross-shaped mode.
Preferably, the feed inlet has been seted up to agitator body top side, be equipped with on the feed inlet with feed inlet sealing cover of sealing connection, agitator body bottom is equipped with row material pipe.
Preferably, the top of the air pump is provided with an air inlet pipe, and the top of the air inlet pipe is provided with a filter.
Preferably, the inside gas transmission channel that has seen of fixed axle has been seted up, gas transmission channel and air pump end sealing connection, dispersion channel has been seted up to the aeration dish inside, dispersion channel and gas transmission channel sealing connection, the gas pocket has been seted up at the aeration dish top, the gas pocket is equipped with a plurality of, and evenly distributed on the aeration dish, a plurality of gas pocket and dispersion channel sealing connection.
The stirring barrel for the polymeric ferric sulfate comprises the stirring structure.
Compared with the prior art, the utility model has the beneficial effects that:
Air is injected into the stirring barrel body through the air pump, the stirring assembly is matched to stir materials in the barrel, the contact time of ferrous sulfate and oxygen can be greatly prolonged, the efficiency of preparing polymeric ferric sulfate is improved, meanwhile, waste gas generated in the production of the barrel is led into a corresponding gas filtering device through the exhaust pipe in a sealing way, and the harm of harmful gas to human health and natural environment is avoided while the balance of the air pressure in the barrel is maintained.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall internal structure of the present utility model;
FIG. 3 is an enlarged view of the area A of FIG. 2;
fig. 4 is an enlarged view of the structure of the region B in fig. 2.
In the figure: 1. a stirring barrel body; 2. a drive box; 3. an exhaust pipe; 4. a feed inlet; 5. a motor; 6. an air pump; 7. a filter; 8. a discharge pipe; 9. a drive gear; 10. a driven gear; 11. an air inlet pipe; 12. a fixed shaft; 13. rotating the sleeve; 14. stirring blades; 15. an aeration disc; 16. a thrust ball bearing; 17. a rotor bearing; 18. a gas transmission channel; 19. a dispersion channel; 20. and (5) air holes.
Detailed Description
In order to make the objects, technical solutions, and advantages of the present utility model more apparent, the embodiments of the present utility model will be further described in detail with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are some, but not all, embodiments of the present utility model, are intended to be illustrative only and not limiting of the embodiments of the present utility model, and that all other embodiments obtained by persons of ordinary skill in the art without making any inventive effort are within the scope of the present utility model.
Embodiment one:
Referring to fig. 1-3, the present utility model provides a technical solution: a stirring structure comprising: the stirring barrel comprises a stirring barrel body 1, wherein a driving box 2 is arranged at the top of the stirring barrel body 1, an exhaust pipe 3 is arranged at one side of the top of the stirring barrel body 1, and a corresponding gas filtering device is connected to the exhaust pipe 3 in a sealing manner through a flange; the air pump 6 is fixedly connected to the top of the driving box 2, the bottom of the air pump 6 is fixedly connected with a fixed shaft 12, the fixed shaft 12 penetrates through the driving box 2 and the top barrel of the stirring barrel body 1 and is fixedly connected with an aeration disc 15, and the aeration disc 15 is fixedly connected to the bottom end inside the stirring barrel body 1; the inner wall of the rotating sleeve 13 is rotationally connected with the shaft body of the fixed shaft 12, the rotating sleeve 13 is rotationally connected with the stirring barrel body 1 through a rotor bearing 17, and stirring blades 14 are fixedly connected to the outer wall of the rotating sleeve 13; a stirring barrel for polymeric ferric sulfate, comprising the stirring structure;
Air is injected into the stirring barrel body 1 through the air pump 6, the stirring assembly is matched to stir materials in the barrel, the contact time of ferrous sulfate and oxygen can be greatly prolonged, the efficiency of preparing polymeric ferric sulfate is improved, meanwhile, waste gas generated in the barrel is led into a corresponding gas filtering device in a sealing way through the exhaust pipe 3, and the harm of harmful gas to human health and natural environment is avoided while the pressure balance in the barrel is maintained.
Embodiment two:
on the basis of the first embodiment, in order to facilitate the operation of the driving stirring assembly, the driving box 2 is in a drop shape, a driven gear 10 is arranged in the driving box 2, the bottom of the driven gear 10 is rotationally connected with the bottom of the driving box 2 through a thrust ball bearing 16, the driven gear 10 is sleeved on a shaft body of the fixed shaft 12 positioned in the driving box 2, the driven gear 10 and the shaft body are not contacted with each other, the driven gear 10 is fixedly connected with the top end of the rotating sleeve 13, and the thrust ball bearing 16 is sleeved on the outer side of the rotating sleeve 13, and the driven gear 10 and the shaft body are not contacted with each other; the top of the driving box 2 is fixedly connected with a motor 5, the output end of the motor 5 penetrates through the wall of the driving box 2 and is fixedly connected with a driving gear 9 through a connecting rod, and the driving gear 9 is in meshed connection with a driven gear 10; the stirring blades 14 are arranged in a plurality of groups and distributed on the outer cylinder wall of the rotating sleeve 13 in a cross shape;
The motor 5 drives the driving gear 9 to rotate, and the driven gear 10 drives the driving gear to rotate, so that the rotating sleeve 13 rotates; the stirring efficiency is improved by providing a plurality of stirring blades 14; by providing the rotor bearing 17 for reducing the rotational friction and at the same time for counteracting the radial thrust generated by the meshing connection, by providing the thrust ball bearing 16, the rotational friction is further reduced while supporting the rotational sleeve 13.
Embodiment III:
On the basis of the first embodiment, in order to facilitate expanding the gas-liquid contact area, improve the reaction efficiency, and avoid the impurity in the air from entering the pollutant materials in the stirring barrel body 1 and affecting the product quality, the side edge of the top end of the stirring barrel body 1 is provided with a feed inlet 4, the feed inlet 4 is provided with a sealing cover in sealing connection with the feed inlet 4, and the bottom end of the stirring barrel body 1 is provided with a discharge pipe 8; the top of the air pump 6 is provided with an air inlet pipe 11, and the top of the air inlet pipe 11 is provided with a filter 7; the inside of the fixed shaft 12 is provided with a gas transmission channel 18, the gas transmission channel 18 is in sealing connection with the gas transmission end of the gas pump 6, the inside of the aeration disc 15 is provided with a dispersion channel 19, the dispersion channel 19 is in sealing connection with the gas transmission channel 18, the top of the aeration disc 15 is provided with a plurality of air holes 20, the air holes 20 are uniformly distributed on the aeration disc 15, and the plurality of air holes 20 are in sealing connection with the dispersion channel 19;
The aeration disc 15 is arranged to uniformly discharge the introduced air from the bottom of the stirring barrel body 1, so that the gas-liquid contact area is increased, the gas-liquid contact time is prolonged, and the reaction efficiency is improved; through being equipped with filter 7, be convenient for filter the inside air of leading-in agitator body 1, guarantee product quality and purity.
When in actual use, ferrous sulfate raw materials and solvent are sequentially added through the feed inlet 4, the cover plate is covered for sealing, the gas filtering device is connected at the exhaust end of the exhaust pipe 3 in a sealing way, the air pump 6 is opened for introducing air, the introduced air is uniformly discharged from the bottom of the stirring barrel body 1 through the aeration disc 15, the gas-liquid contact area is improved, the gas-liquid contact time is prolonged, and the reaction efficiency is improved; the filter 7 is arranged, so that air led into the stirring barrel body 1 is conveniently filtered, and the quality and purity of products are ensured; starting the motor 5, driving the driving gear 9 to rotate through the motor 5, and then realizing the rotation of the rotating sleeve 13 through the transmission of the driven gear 10; the stirring efficiency is improved by providing a plurality of stirring blades 14; the rotor bearing 17 is arranged to reduce the rotation friction and counteract the radial thrust generated by the engagement connection, and the thrust ball bearing 16 is arranged to support the rotation sleeve 13 and further reduce the rotation friction; after the reaction is finished, the finished product is discharged through the discharge pipe 8, air is injected into the stirring barrel body 1 through the air pump 6, and the stirring assembly is matched to stir materials in the barrel, so that the contact time of ferrous sulfate and oxygen can be greatly improved, the efficiency of preparing polymeric ferric sulfate is improved, meanwhile, waste gas generated in the barrel production is led into a corresponding gas filtering device in a sealing way through the exhaust pipe 3, and the harm of harmful gas to the health of human bodies and the natural environment is avoided while the balance of the air pressure in the barrel is maintained.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A stirring structure, characterized in that: the stirring structure includes:
The stirring barrel comprises a stirring barrel body (1), wherein a driving box (2) is arranged at the upper top of the stirring barrel body (1), and an exhaust pipe (3) is arranged at one side of the top of the stirring barrel body (1);
The air pump (6), air pump (6) fixed connection is at drive box (2) top, and air pump (6) bottom fixedly connected with fixed axle (12), fixed axle (12) pass drive box (2) and agitator body (1) top staving fixedly connected with aeration dish (15), aeration dish (15) fixed connection is at agitator body (1) inside bottom; and
The stirring barrel comprises a rotating sleeve (13), wherein the inner wall of the rotating sleeve (13) is rotationally connected with a shaft body of a fixed shaft (12), the rotating sleeve (13) is rotationally connected with a stirring barrel body (1) through a rotor bearing (17), and stirring blades (14) are fixedly connected to the outer wall of the rotating sleeve (13).
2. A stirring structure as set forth in claim 1, wherein: the driving box (2) is water-drop-shaped, driven gear (10) is arranged in the driving box (2), the bottom of the driven gear (10) is rotationally connected with the bottom of the driving box (2) through a thrust ball bearing (16), the driven gear (10) is sleeved on a shaft body of the fixed shaft (12) positioned in the driving box (2), the driven gear (10) and the rotating sleeve (13) are not contacted with each other, the driven gear (10) is fixedly connected with the top end of the rotating sleeve (13), and the thrust ball bearing (16) is sleeved on the outer side of the rotating sleeve (13) and is not contacted with each other.
3. A stirring structure as set forth in claim 2, wherein: the top of the driving box (2) is fixedly connected with a motor (5), the output end of the motor (5) penetrates through the box wall of the driving box (2) and is fixedly connected with a driving gear (9) through a connecting rod, and the driving gear (9) is meshed with a driven gear (10).
4. A stirring structure as set forth in claim 3, wherein: the stirring blades (14) are arranged in a plurality of ways and distributed on the outer cylinder wall of the rotating sleeve (13) in a cross-shaped mode.
5. A stirring structure as set forth in claim 4, wherein: the stirring barrel comprises a stirring barrel body (1), wherein a feeding hole (4) is formed in the side edge of the top end of the stirring barrel body (1), a sealing cover which is connected with the feeding hole (4) in a sealing mode is arranged on the feeding hole (4), and a discharging pipe (8) is arranged at the bottom end of the stirring barrel body (1).
6. A stirring structure as set forth in claim 5, wherein: the top of the air pump (6) is provided with an air inlet pipe (11), and the top of the air inlet pipe (11) is provided with a filter (7).
7. A stirring structure as set forth in claim 6, wherein: the utility model discloses a gas-supply channel, including fixed axle (12), aeration dish (15), gas-supply channel (18) have been offered to inside seeing of fixed axle (12), gas-supply channel (18) and air pump (6) end sealing connection that send gas, dispersion passageway (19) have been offered to aeration dish (15) inside, dispersion passageway (19) and gas-supply channel (18) sealing connection, gas pocket (20) have been offered at aeration dish (15) top, gas pocket (20) are equipped with a plurality of, and evenly distributed on aeration dish (15), a plurality of gas pocket (20) and dispersion passageway (19) sealing connection.
8. A polymeric ferric sulfate is with agitator, its characterized in that: a stirring structure comprising any one of the above claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322435599.9U CN220803171U (en) | 2023-09-07 | 2023-09-07 | Stirring structure and stirring barrel for polymeric ferric sulfate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322435599.9U CN220803171U (en) | 2023-09-07 | 2023-09-07 | Stirring structure and stirring barrel for polymeric ferric sulfate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220803171U true CN220803171U (en) | 2024-04-19 |
Family
ID=90698838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322435599.9U Active CN220803171U (en) | 2023-09-07 | 2023-09-07 | Stirring structure and stirring barrel for polymeric ferric sulfate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220803171U (en) |
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2023
- 2023-09-07 CN CN202322435599.9U patent/CN220803171U/en active Active
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