CN215842895U - Catalyst backflow device for continuous reaction - Google Patents
Catalyst backflow device for continuous reaction Download PDFInfo
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- CN215842895U CN215842895U CN202122138526.4U CN202122138526U CN215842895U CN 215842895 U CN215842895 U CN 215842895U CN 202122138526 U CN202122138526 U CN 202122138526U CN 215842895 U CN215842895 U CN 215842895U
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- reaction kettle
- kettle
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- separation
- catalyst
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 93
- 239000003054 catalyst Substances 0.000 title abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 68
- 238000000926 separation method Methods 0.000 claims abstract description 32
- 238000010992 reflux Methods 0.000 claims abstract description 19
- 239000007809 chemical reaction catalyst Substances 0.000 claims abstract description 16
- 230000005389 magnetism Effects 0.000 claims abstract description 8
- 238000010517 secondary reaction Methods 0.000 claims abstract description 6
- 238000011049 filling Methods 0.000 claims abstract description 5
- 238000005086 pumping Methods 0.000 claims description 14
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010924 continuous production Methods 0.000 abstract description 3
- 230000002093 peripheral effect Effects 0.000 abstract description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 6
- 238000006555 catalytic reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000002156 mixing Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000011949 solid catalyst Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000284 extract Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000617 Mangalloy Inorganic materials 0.000 description 1
- QFGIVKNKFPCKAW-UHFFFAOYSA-N [Mn].[C] Chemical compound [Mn].[C] QFGIVKNKFPCKAW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 231100000130 skin irritation / corrosion testing Toxicity 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model relates to continuous reaction catalyst backflow equipment which comprises a primary reaction kettle, a secondary reaction kettle and a separation kettle, wherein the secondary reaction kettle is fixedly arranged at the right end of the primary reaction kettle, the separation kettle is erected at the right end of the secondary reaction kettle, a liquid filling opening is formed in the top surface opening of the primary reaction kettle, a first servo motor is embedded in the center of the top surface of the primary reaction kettle, and a first output shaft is inserted into the bottom end of the first servo motor in a rotating mode. The nickel catalyst remained in the feed liquid is adsorbed on the peripheral wall of the magnetic rod sleeve under the magnetic field force of the magnetic rod, so that the catalyst is efficiently separated, the magnetic rod is drawn out of the magnetic rod sleeve to lose magnetism, the nickel catalyst is separated from the surface of the nickel catalyst and falls into the collecting hopper, and the reflux pump is started at the moment, so that the nickel catalyst can be refluxed into the first-stage reaction kettle again through the reflux pipe to react, thereby realizing continuous production, having simple structure and convenient and fast operation, and greatly saving the production cost.
Description
Technical Field
The utility model relates to the technical field of reaction catalyst backflow, in particular to a continuous reaction catalyst backflow device.
Background
The broad understanding of the reaction kettle is that the reaction kettle is a container for physical or chemical reaction, and the heating, evaporation, cooling and low-speed mixing functions required by the process are realized through the structural design and parameter configuration of the container. The reaction kettle is widely applied to the fields of petroleum, chemical industry, rubber, pesticides, dyes, medicines, food and the like, and the material of the reaction kettle generally comprises carbon manganese steel, stainless steel and other composite materials. The hydrogenation reaction kettle is widely applied to various catalytic reactions, high-temperature high-pressure synthesis, hydrogenation reactions, gas-liquid two-phase, liquid-liquid two-phase, exothermic reactions, composition tests, stability and corrosivity tests, fine processing, supercritical reaction, catalyst evaluation and development and the like.
The existing hydrogenation reaction kettle basically adopts an independent reaction kettle to carry out reaction, continuous catalytic operation cannot be realized, the working efficiency is lower, the labor intensity of workers is high, in addition, after the reaction of the existing hydrogenation reaction kettle is finished, if residual reaction catalysts exist in the kettle, the residual reaction catalysts are easily taken away from the kettle body together by feed liquid, the catalysts need to be added again in the next reaction, the catalysts are not easy to recycle, and the production cost is higher.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide continuous reaction catalyst backflow equipment to solve the problems that the existing hydrogenation reaction kettle basically adopts a single reaction kettle to carry out reaction, continuous catalysis operation cannot be realized, the working efficiency is low, the labor intensity is high, in addition, after the reaction of the existing hydrogenation reaction kettle is finished, if residual reaction catalyst exists in the kettle, the residual reaction catalyst is easily taken away from the kettle body by feed liquid, the catalyst needs to be added again in the next reaction, the catalyst is not easily recycled, and the production cost is high.
The above object of the present invention is achieved by the following technical solutions:
a continuous reaction catalyst backflow device comprises a first-stage reaction kettle, a second-stage reaction kettle and a separation kettle, wherein the second-stage reaction kettle is fixedly arranged at the right end position of the first-stage reaction kettle, the separation kettle is erected at the right end position of the second-stage reaction kettle, a liquid filling opening is formed in the top surface opening of the first-stage reaction kettle, a first servo motor is embedded in the top surface center position of the first-stage reaction kettle, a first output shaft is rotatably inserted in the bottom end of the first servo motor, a guide pipe is connected to the right side wall of the first-stage reaction kettle in a penetrating manner, a second servo motor is embedded in the top surface of the second-stage reaction kettle, a second output shaft is rotatably inserted in the bottom surface of the second servo motor, a liquid pumping pipe is arranged in the right side wall of the second-stage reaction kettle in a penetrating manner, a plunger pump is fixedly arranged at the right end position of the liquid pumping pipe, a clear liquid pipe is connected to the front end position of the top surface of the separation kettle, and the embedded bar magnet sleeve that has seted up in the top surface both ends position of separation cauldron, the telescopic below of bar magnet is provided with the collecting hopper, the bottom through connection of collecting hopper has the confluence pipeline, the bottom surface fixedly connected with back flow of confluence pipeline, the surface of back flow cup joints and is provided with the backwash pump.
The present invention in a preferred example may be further configured to: one end that one-level reation kettle was kept away from to the honeycomb duct runs through in second grade reation kettle's inside, one-level reation kettle passes through honeycomb duct and second grade reation kettle through-connection, and the honeycomb duct sets up for the slant.
The present invention in a preferred example may be further configured to: the bottom fixed mounting of first output shaft has first axial flow oar, the bottom fixed mounting of second output shaft has the second axial flow oar, and first axial flow oar is the same with the second axial flow oar shape.
The present invention in a preferred example may be further configured to: the liquid suction pipe is located the outer one end of second grade reation kettle and plunger pump through connection, and the liquid suction pipe passes through plunger pump and separation cauldron through connection.
The present invention in a preferred example may be further configured to: the telescopic inside activity interlude of bar magnet has the magnetism to inhale the stick, and the bar magnet sleeve with inhale the stick and all be provided with more than two sets of or two sets of, collecting hopper and bar magnet sleeve set up in same plumb line.
The present invention in a preferred example may be further configured to: the confluence pipeline is connected with the reflux pump in a through mode through a reflux pipe, and one end, far away from the confluence pipeline, of the reflux pipe penetrates through the top surface of the first-stage reaction kettle.
In summary, the utility model includes at least one of the following beneficial technical effects:
1. in the using process, the first-stage reaction kettle and the second-stage reaction kettle are arranged, the feed liquid and the catalyst are added into the first-stage reaction kettle through the liquid adding opening, the catalyst and the feed liquid react, the nozzle of the flow guide pipe is submerged along with the continuous rise of the liquid level in the first-stage reaction kettle, the mixed catalyst of the feed liquid flows into the second-stage reaction kettle to continuously react, the hierarchical continuous catalytic reaction of the feed liquid is realized, the reaction efficiency is high, the flowability of the feed liquid is increased, the mixing rate is improved, and the reaction effect is better and thorough.
2. In the using process of the utility model, the first servo motor and the second servo motor are arranged, the first servo motor can drive the first axial flow paddle to rotate through the first output shaft, and the second servo motor can drive the second axial flow paddle to rotate through the second output shaft, so that the first axial flow paddle and the second axial flow paddle can respectively stir and mix the feed liquid in the first-stage reaction kettle and the second-stage reaction kettle with high efficiency, and the solid catalyst can be uniformly dispersed in the reaction kettle, thereby achieving the purpose of rapid reaction.
3. In the using process, the magnetic rod sleeve and the magnetic suction rod are arranged, the plunger pump can pump the reacted feed liquid in the secondary reaction kettle into the separation kettle through the liquid pumping pipe, the residual nickel catalyst in the feed liquid is adsorbed on the peripheral wall of the magnetic rod sleeve under the magnetic field force of the magnetic suction rod, and the feed liquid is pumped out of the separation kettle through the clear liquid pipe, so that the high-efficiency separation of the catalyst is realized, the separation rate is high, and the practicability is effectively improved.
4. In the using process, the magnetic suction rod is drawn out of the magnetic rod sleeve by the aid of the collecting hopper and the return pipe, the magnetic rod sleeve loses magnetism, so that the nickel catalyst is separated from the surface of the nickel catalyst, falls into the collecting hopper, continues to settle downwards to reach the confluence pipeline for collection, and can be returned to the primary reaction kettle for reaction by the aid of the return pump when the return pump is started, continuous production is achieved, the structure is simple, operation is convenient and rapid, and production cost is greatly saved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a connection section structure of a first-stage reaction kettle and a second-stage reaction kettle of the present invention;
FIG. 3 is a schematic view of the connection structure of the separation kettle and the plunger pump of the present invention;
FIG. 4 is a schematic sectional view of a separation tank according to the present invention.
Reference numerals: 1. a first-stage reaction kettle; 2. a second-stage reaction kettle; 3. a separation kettle; 4. a liquid filling port; 5. a first servo motor; 6. a first output shaft; 601. a first axial flow paddle; 7. a flow guide pipe; 8. a second servo motor; 9. a second output shaft; 901. a second axial flow paddle; 10. a liquid pumping pipe; 11. a plunger pump; 12. a clear liquid tube; 13. a magnetic rod sleeve; 1301. a magnetic suction rod; 14. a collection hopper; 15. a converging pipeline; 16. a return pipe; 17. a reflux pump.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1-4, the present invention provides the following technical solutions: a continuous reaction catalyst backflow device comprises a first-stage reaction kettle 1, a second-stage reaction kettle 2 and a separation kettle 3, wherein the second-stage reaction kettle 2 is fixedly arranged at the right end position of the first-stage reaction kettle 1, the separation kettle 3 is erected at the right end position of the second-stage reaction kettle 2, a liquid filling opening 4 is formed in an opening in the top surface of the first-stage reaction kettle 1, a first servo motor 5 is embedded in the center position of the top surface of the first-stage reaction kettle 1, a first output shaft 6 is rotatably inserted in the bottom end of the first servo motor 5, a guide pipe 7 is connected to the right side wall of the first-stage reaction kettle 1 in a penetrating manner, a second servo motor 8 is embedded in the top surface of the second-stage reaction kettle 2, a second output shaft 9 is rotatably inserted in the bottom surface of the second servo motor 8, a liquid pumping pipe 10 is arranged on the right side wall of the second-stage reaction kettle 2 in a penetrating manner, a plunger pump 11 is fixedly arranged at the right end position of the liquid pumping pipe 10, a clear liquid pipe 12 is connected to the front end of the top surface of the separation kettle 3 in a penetrating manner, and the magnetic rod sleeves 13 are embedded at the two ends of the top surface of the separation kettle 3, a collecting hopper 14 is arranged below the magnetic rod sleeves 13, the bottom end of the collecting hopper 14 is connected with a confluence pipeline 15 in a penetrating way, the bottom surface of the confluence pipeline 15 is fixedly connected with a return pipe 16, and the surface of the return pipe 16 is sleeved with a return pump 17.
Referring to fig. 1 and fig. 2, specifically, one end of the draft tube 7, which is far away from the first-stage reaction kettle 1, penetrates through the interior of the second-stage reaction kettle 2, the first-stage reaction kettle 1 is communicated with the second-stage reaction kettle 2 through the draft tube 7, and the draft tube 7 is obliquely arranged; the bottom end of the first output shaft 6 is fixedly provided with a first axial flow paddle 601, the bottom end of the second output shaft 9 is fixedly provided with a second axial flow paddle 901, and the shape of the first axial flow paddle 601 is the same as that of the second axial flow paddle 901, in the embodiment, the feed liquid and the catalyst are added into the first-stage reaction kettle 1 through the liquid adding port 4, so that the catalyst reacts with the feed liquid, as the liquid level in the first-stage reaction kettle 1 continuously rises, the pipe orifice of the draft tube 7 is submerged, the feed liquid and the mixed catalyst flow into the second-stage reaction kettle 2 together for continuous reaction, thereby realizing the staged continuous catalytic reaction of the feed liquid, having high reaction efficiency, increasing the fluidity of the feed liquid, improving the mixing rate, and further ensuring better and thorough reaction effect, the first servo motor 5 can drive the first axial flow paddle 601 to rotate through the first output shaft 6, and similarly, the second servo motor 8 can drive the second axial flow paddle 901 to rotate through the second output shaft 9, and then the first axial flow paddle 601 and the second axial flow paddle 901 respectively stir and mix the feed liquid in the first-stage reaction kettle 1 and the second-stage reaction kettle 2 with high efficiency, so that the solid catalyst can be uniformly dispersed in the reaction kettles, and the purpose of rapid reaction is achieved.
Referring to fig. 3 and 4, specifically, one end of the liquid pumping pipe 10 located outside the secondary reaction kettle 2 is in through connection with a plunger pump 11, and the liquid pumping pipe 10 is in through connection with the separation kettle 3 through the plunger pump 11; the magnetic rods 1301 are movably inserted into the magnetic rod sleeve 13, two or more groups of magnetic rods are arranged on the magnetic rod sleeve 13 and the magnetic rods 1301, and the material collecting hopper 14 and the magnetic rod sleeve 13 are arranged on the same vertical line; the confluence pipeline 15 is connected with a reflux pump 17 in a through manner through a reflux pipe 16, one end of the reflux pipe 16 far away from the confluence pipeline 15 is arranged on the top surface of the first-stage reaction kettle 1 in a penetrating manner, in the embodiment, a plunger pump 11 can extract a feed liquid after the reaction in the second-stage reaction kettle 2 through a liquid pumping pipe 10 and enter a separation kettle 3, residual nickel catalyst in the feed liquid is adsorbed on the peripheral wall of a magnetic rod sleeve 13 under the magnetic field force of a magnetic rod 1301, the feed liquid is extracted out of the separation kettle 3 through a clear liquid pipe 12, the high-efficiency separation of the catalyst is realized, the separation rate is high, the practicability is effectively improved, the magnetic rod 1301 is pumped out of the magnetic rod sleeve 13, the magnetic rod sleeve 13 loses magnetism, the nickel catalyst is separated from the surface and falls into a collecting hopper 14 and continues to descend downwards to reach the confluence pipeline 15 for collection, at the moment, the reflux pump 17 is started, the nickel catalyst can flow back to the first-stage reaction kettle 1 through the reflux pipe 16 again for reaction, the continuous production is realized, the structure is simple, the operation is convenient and fast, and the production cost is greatly saved.
The utility model has the following use flow and working principle: when the utility model is used, firstly, feed liquid and catalyst are added into a first-stage reaction kettle 1 through a liquid adding port 4, so that the catalyst reacts with the feed liquid, the feed liquid submerges the pipe orifice of a flow guide pipe 7 along with the continuous rise of the liquid level in the first-stage reaction kettle 1, the mixed catalyst flows into a second-stage reaction kettle 2 together for continuous reaction, the hierarchical continuous catalytic reaction of the feed liquid is realized, the reaction efficiency is high, the fluidity of the feed liquid is increased, the mixing rate is improved, and the reaction effect is better and thorough, the first servo motor operates 5 and can drive the first axial flow paddle 601 to rotate through the first output shaft 6, the second servo motor 8 operates and can drive the second axial flow paddle 901 to rotate through the second output shaft 9, so that the first axial flow paddle 601 and the second axial flow paddle 901 respectively stir and mix the feed liquid in the first-stage reaction kettle 1 and the second-stage reaction kettle 2 efficiently, and the solid catalyst can be dispersed in the reaction kettles uniformly, reach the mesh of quick reaction, feed liquid that the reaction finishes in the 11 accessible liquid suction pipes 10 of plunger pump extracts second grade reation kettle 2 gets into in the separation cauldron 3, and remaining nickel catalyst is then adsorbed in bar 1301's magnetic field force under the magnetic field force in the feed liquid and is separating separation cauldron 3, the feed liquid is then through clear liquid pipe 12 extraction, realize the high-efficient separation of catalyst, the separation rate is high, the practicality is effectively promoted, bar sleeve 13 is taken out with magnetism to bar 1301, bar sleeve 13 then loses magnetism, thereby make the nickel catalyst break away from its surface and drop to in collecting hopper 14, and continue to subside downwards and reach confluence pipeline 15 and collect, open backwash pump 17 this moment, then can make the nickel catalyst flow back again to one-level reation kettle 1 in through back flow 16 and react, realize serialization production, moreover, the steam generator is simple in structure, and convenient and fast operation, and great margin saves manufacturing cost.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered by the protection scope of the utility model.
Claims (6)
1. The utility model provides a serialization reaction catalyst return-flow apparatus, includes one-level reation kettle (1), second grade reation kettle (2) and separation cauldron (3), its characterized in that: the device comprises a first-stage reaction kettle (1), a second-stage reaction kettle (2), a separation kettle (3), a first servo motor (5), a second servo motor (8), a second output shaft (9), a liquid pumping pipe (10), a plunger pump (11), a liquid filling port (4), a first servo motor (5), a first servo motor (6), a flow guide pipe (7), a second servo motor (8), a second servo motor (9), a liquid pumping pipe (10), a plunger pump (11), a second servo motor (8), a second output shaft (9), a liquid pumping pipe (10), a second servo motor and a liquid pump (3), the top surface front position through connection of separation cauldron (3) has clear liquid pipe (12), and the embedded bar magnet sleeve (13) of having seted up in top surface both ends position of separation cauldron (3), the below of bar magnet sleeve (13) is provided with aggregate bin (14), the bottom through connection of aggregate bin (14) has confluence pipeline (15), the bottom surface fixedly connected with back flow (16) of confluence pipeline (15), the surface of back flow (16) is cup jointed and is provided with backwash pump (17).
2. The continuous reaction catalyst reflux apparatus as set forth in claim 1, wherein: one end that one-level reation kettle (1) was kept away from in honeycomb duct (7) runs through in the inside of second grade reation kettle (2), one-level reation kettle (1) is through-connected with second grade reation kettle (2) through honeycomb duct (7), and honeycomb duct (7) set up for the slant.
3. The continuous reaction catalyst reflux apparatus as set forth in claim 1, wherein: the bottom end of the first output shaft (6) is fixedly provided with a first axial flow paddle (601), the bottom end of the second output shaft (9) is fixedly provided with a second axial flow paddle (901), and the first axial flow paddle (601) and the second axial flow paddle (901) are the same in shape.
4. The continuous reaction catalyst reflux apparatus as set forth in claim 1, wherein: one end of the liquid pumping pipe (10) positioned outside the secondary reaction kettle (2) is communicated with the plunger pump (11), and the liquid pumping pipe (10) is communicated with the separation kettle (3) through the plunger pump (11).
5. The continuous reaction catalyst reflux apparatus as set forth in claim 1, wherein: the inside activity interlude of bar magnet sleeve (13) has magnetism to inhale stick (1301), and bar magnet sleeve (13) all is provided with two sets or more than two sets of with magnetism stick (1301), collecting hopper (14) set up in same plumb line with bar magnet sleeve (13).
6. The continuous reaction catalyst reflux apparatus as set forth in claim 1, wherein: the confluence pipeline (15) is in through connection with a reflux pump (17) through a reflux pipe (16), and one end of the reflux pipe (16) far away from the confluence pipeline (15) is arranged on the top surface of the first-stage reaction kettle (1) in a penetrating way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122138526.4U CN215842895U (en) | 2021-09-06 | 2021-09-06 | Catalyst backflow device for continuous reaction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122138526.4U CN215842895U (en) | 2021-09-06 | 2021-09-06 | Catalyst backflow device for continuous reaction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215842895U true CN215842895U (en) | 2022-02-18 |
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ID=80246074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122138526.4U Active CN215842895U (en) | 2021-09-06 | 2021-09-06 | Catalyst backflow device for continuous reaction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215842895U (en) |
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2021
- 2021-09-06 CN CN202122138526.4U patent/CN215842895U/en active Active
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Effective date of registration: 20240329 Address after: No. 105, Xiaozhangshu Coal Mine Employee Dormitory, Yixing City, Wuxi City, Jiangsu Province, 214000 Patentee after: Tao Yueqin Country or region after: China Patentee after: Zhang Wenfeng Address before: 310000 No. 9, group 13, Zhabei village, Hezhuang street, Qiantang new area, Hangzhou, Zhejiang Patentee before: Hangzhou Sima Chemical Technology Co.,Ltd. Country or region before: China |