CN221403736U - Drying and split charging system for quinone product production - Google Patents
Drying and split charging system for quinone product production Download PDFInfo
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- CN221403736U CN221403736U CN202322645719.8U CN202322645719U CN221403736U CN 221403736 U CN221403736 U CN 221403736U CN 202322645719 U CN202322645719 U CN 202322645719U CN 221403736 U CN221403736 U CN 221403736U
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- stirring
- drying
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- pipe
- quinone
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- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 title claims abstract description 80
- 238000001035 drying Methods 0.000 title claims abstract description 60
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 23
- 238000010926 purge Methods 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000011027 product recovery Methods 0.000 claims abstract description 6
- 238000003756 stirring Methods 0.000 claims description 108
- 239000007921 spray Substances 0.000 claims description 19
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 16
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 239000000463 material Substances 0.000 abstract description 30
- 239000000428 dust Substances 0.000 abstract description 22
- 238000004806 packaging method and process Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 239000005022 packaging material Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 12
- 239000013078 crystal Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000002156 mixing Methods 0.000 description 8
- 238000009833 condensation Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 5
- 238000004064 recycling Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to the technical field of quinone product production, in particular to a drying and subpackaging system for quinone product production, which comprises a drying device, wherein an emptying pipe of the drying device is communicated with a first cyclone separator, and one side of the emptying pipe is provided with a purging component communicated with the emptying pipe; the exhaust port of the first cyclone separator is communicated with a vacuum condensing device, a cleaning component is arranged in the vacuum condensing device, and the liquid outlet of the vacuum condensing device is communicated with a product recovery tank; the discharge port of the drying device is communicated with the pulverizer, the emptying port of the pulverizer is communicated with the second cyclone separator, and the discharge port of the pulverizer is communicated with the packaging machine. The drying and subpackaging system is reasonable in design, realizes the drying, smashing and subpackaging integrated operation of the quinone products, can effectively treat material dust in the drying and smashing processes, ensures that packaging materials are heated uniformly during drying, and ensures the product quality and yield.
Description
Technical Field
The utility model relates to the technical field of quinone product production, in particular to a drying and split charging system for quinone product production.
Background
At present, the following problems exist in the drying and subpackaging process after the quinone products are synthesized: (1) When the drying equipment dries the quinone products, the heating medium of the external jacket is used for drying the materials, so that the drying efficiency is low; and mix the material through simple structure's anchor agitator stirring, lead to the material to be heated inhomogeneous, finally influence product quality. (2) During the drying process, the water vapor is discharged to be carried with the material dust and sublimated products to enter the condenser together, and as the dust amount is increased, the emptying pipe is possibly blocked by crushing, so that the water vapor in the quinone products can not be discharged, the temperature of the drying equipment is higher, the materials are heated unevenly, and the product quality is affected; crystals formed by condensing the quinone products entering the condenser along with water vapor adhere to the pipe wall of the condenser, and if the condensation effect is affected due to the fact that effective treatment cannot be carried out, the yield of the products is reduced; (3) The dried product is required to be split-packed after being crushed, but a large amount of dust is generated in the crushing process, and if the product is not treated, the environment pollution and the product loss are caused. Therefore, in order to solve the above problems, it is necessary to establish a drying and packaging system for quinone product production.
Disclosure of utility model
The technical problems to be solved by the utility model are as follows: aiming at the defects of the prior art, the drying and split charging system for quinone product production is provided, and the product can be carried out by using the drying and split charging system.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
The drying and sub-packaging system for quinone product production comprises a drying device, wherein an emptying pipe of the drying device is communicated with a first cyclone separator, one side of the emptying pipe is provided with a purging component communicated with the emptying pipe, an exhaust port of the first cyclone separator is communicated with a vacuum condensing device, a cleaning component is arranged in the vacuum condensing device, and a liquid outlet of the vacuum condensing device is communicated with a product recovery tank; the discharge gate intercommunication rubbing crusher of drying device, rubbing crusher's evacuation mouth intercommunication second cyclone, rubbing crusher's discharge gate intercommunication packagine machine.
As an improved technical scheme, the purging component comprises a nitrogen purging pipe and a cleaning pipe, wherein a plurality of through holes are formed in the pipe wall of the cleaning pipe.
As an improved technical scheme, the drying device comprises a body, wherein a feed inlet and an emptying port are formed in the top of the body, a discharge port is formed in the bottom of the body, a stirring shaft is arranged in the body, one end of the stirring shaft is connected with a motor, and a first stirring part, a second stirring part and a third stirring part are respectively arranged on the upper part, the middle part and the lower part of the stirring shaft; the outside of body is equipped with the clamp cover, the inside of body is equipped with heating coil.
As an improved technical scheme, the first stirring component and the third stirring component comprise L-shaped stirring plates symmetrically arranged on two sides of the stirring shaft, and a plurality of stirring teeth are arranged on the L-shaped stirring plates; the second stirring part comprises T-shaped stirring plates symmetrically arranged on two sides of the stirring shaft, a plurality of through holes are formed in the T-shaped stirring plates, and a plurality of stirring rods are arranged on the T-shaped stirring plates.
As an improved technical scheme, vacuum condensing equipment includes the casing, lower part one side of casing is equipped with the air inlet, the top of casing is equipped with the gas vent, gas vent intercommunication buffer tank, the gas vent intercommunication vacuum pump of buffer tank, the bottom of casing is equipped with the leakage fluid dram, the inside of casing is equipped with condensing coil and accuse temperature part, the inside below of casing is close to the position of air inlet is equipped with vortex part.
As an improved technical scheme, the spoiler is a plurality of spoilers which are obliquely arranged, and a plurality of through holes are formed in the spoilers.
As an improved technical scheme, the cleaning component comprises a plurality of spray pipes, and a plurality of spray heads are arranged on the spray pipes; the temperature control component comprises a temperature sensor and a jacket arranged outside the shell; and the control valve on the spray pipe and the temperature sensor are respectively and electrically connected with the controller.
After the technical scheme is adopted, the utility model has the beneficial effects that:
The drying and sub-packaging system for quinone product production comprises a drying device, wherein an emptying pipe of the drying device is communicated with a first cyclone separator, and one side of the emptying pipe is provided with a purging component communicated with the emptying pipe; the exhaust port of the first cyclone separator is communicated with a vacuum condensing device, a cleaning component is arranged in the vacuum condensing device, and the liquid outlet of the vacuum condensing device is communicated with a product recovery tank; the discharge port of the drying device is communicated with the pulverizer, the emptying port of the pulverizer is communicated with the second cyclone separator, and the discharge port of the pulverizer is communicated with the packaging machine. In actual production, drying quinone products by a drying device, enabling a small amount of product dust and sublimated products to enter the first cyclone separator along with water vapor in the drying process, recycling the separated materials, enabling the separated gases to enter the vacuum condensing device, collecting condensed water and product components after condensation, periodically flushing the product components attached to the wall of the condensing tube by a cleaning component, and further recycling the product components; the dried material enters the pulverizer along the pipeline through the fan, and the pulverized material enters the packaging machine through the fan. Wherein dust generated in the crushing process is separated through a second cyclone separator, and the collected dust materials are fully recycled. And dust discharged by the emptying pipe in the drying process is effectively separated through the first cyclone separator, and the collected material dust is fully recycled. The material crystals formed on the inner wall of the emptying pipe are removed by the purging member. The drying and subpackaging system is reasonable in design, realizes the drying, smashing and subpackaging integrated operation of the quinone products, can effectively treat material dust in the drying and smashing processes, ensures that packaging materials are heated uniformly during drying, and ensures the product quality and yield.
Because the purging component comprises a nitrogen purging pipe and a cleaning pipe, a plurality of through holes are formed in the pipe wall of the cleaning pipe. If the quinone dust is attached to the wall of the emptying pipe, the dust is blown down by a nitrogen blowing pipe and falls into the drying kettle. In the case of crystals formed, it can be rinsed with a rinsing liquid from a purge line and then purged with nitrogen. The purging component is reasonable in design, and the problem that emptying pipes are blocked by material dust or crystals is effectively solved.
The drying device comprises a body, wherein the top of the body is provided with a feed inlet and an emptying port, the bottom of the body is provided with a discharge port, the inside of the body is provided with a stirring shaft, one end of the stirring shaft is connected with a motor, and the upper part, the middle part and the lower part of the stirring shaft are respectively provided with a first stirring part, a second stirring part and a third stirring part; the outside of body is equipped with the clamp cover, and the inside of body is equipped with heating coil. In actual production, the heating medium and the heating coil pipe of the external jacket are utilized to heat the inside and the outside simultaneously, so that the heating efficiency is greatly improved; the stirring shaft, the first stirring component, the second stirring component and the third stirring component are used for stirring materials in a synergistic way, so that the mixing efficiency is greatly improved, the materials are heated uniformly, and the product quality is ensured.
Because the first stirring component and the third stirring component both comprise L-shaped stirring plates symmetrically arranged at two sides of the stirring shaft, a plurality of stirring teeth are arranged on the L-shaped stirring plates; the second stirring part comprises T-shaped stirring plates symmetrically arranged on two sides of the stirring shaft, a plurality of through holes are formed in the stirring plates, and a plurality of stirring rods are arranged on the stirring plates. The motor starts to drive (mixing) shaft, L shape stirring board and stirring tooth, T shape stirring board and a plurality of stirring rod rotation, and first stirring part, second stirring part and third stirring part, the three synergism stir the mixture to the material, have increased stirring mixing range, have improved mixing efficiency, have promoted the material evenly to be heated.
Because vacuum condensing equipment includes the casing, lower part one side of casing is equipped with the air inlet, and the top of casing is equipped with the gas vent, and the gas vent intercommunication buffer tank, the gas vent intercommunication vacuum pump of buffer tank, the bottom of casing are equipped with the leakage fluid dram, and the inside of casing is equipped with condensing coil, cleaning part and accuse temperature part, and the position that is close to the air inlet below the inside of casing is equipped with vortex part. Under the action of the vacuum pump, the water vapor carrying the quinone product components enters the shell along the evacuation pipe, passes through the turbulence component, passes through the condensing coil, and then undergoes heat exchange to effectively condense the water vapor and the quinone product components. The quinone product crystals condensed and adhered to the outer wall of the condensing coil are washed down by a cleaning component and finally recovered for reuse. When the temperature is lower, the temperature inside the condensing device is ensured through the temperature control component, and the freezing is prevented from being disabled.
Because the spoiler is a plurality of spoilers which are obliquely arranged, a plurality of through holes are formed in the spoilers. After entering the shell, the water vapor carrying the quinone products passes through the through holes of the spoilers and the gaps between the spoilers, slowly flows from bottom to top, and then passes through the condensing part to be condensed. Through setting up the spoiler, reduced the velocity of flow of gas, prolonged the contact time of gas and refrigerant, improved condensation efficiency.
Because the cleaning component comprises a plurality of spray pipes, a plurality of spray heads are arranged on the spray pipes; the temperature control component comprises a temperature sensor and a jacket arranged outside the shell; and a control valve and a temperature sensor on the spray pipe are respectively and electrically connected with the controller. In actual production, the washing liquid enters the spray pipe along the pipeline under the action of the delivery pump, and after being sprayed by the spray head, the condensing coil is washed, so that quinone crystals are recycled after being washed. When the temperature is lower and icing affects the use, the condensing device is heated by the heating medium in the jacket, and when the temperature detected by the temperature sensor accords with the condensing temperature, the heating is stopped.
Drawings
FIG. 1 is a schematic diagram of a drying and packing system for quinone product production according to the present utility model;
Wherein, 1-drying device, 10-first stirring part, 100-L shape stirring board, 101-stirring tooth, 11-second stirring part, 110-T shape stirring board, 111-stirring rod, 12-third stirring part, 13-heating coil, 2-first cyclone, 3-purging part, 30-nitrogen purging pipe, 31-purge pipe, 4-vacuum condensing device, 40-condensing coil, 41-vortex part, 5-purging part, 50-shower pipe, 51-shower head, 6-product recovery tank, 7-pulverizer, 8-second cyclone, 9-packagine machine, 14-buffer tank, 15-vacuum pump, 17-temperature control part, 170-jacket, 171-temperature sensor, 17-controller.
Detailed Description
The present utility model will be described in further detail with reference to the following examples in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The drying and sub-packaging system for quinone product production is shown in figure 1, and comprises a drying device 1, wherein an emptying pipe of the drying device 1 is communicated with a first cyclone separator 2, and one side of the emptying pipe is provided with a purging component 3 communicated with the emptying pipe; the exhaust port of the first cyclone separator 2 is communicated with a vacuum condensing device 4, a cleaning part 5 is arranged in the vacuum condensing device 4, and the liquid outlet of the vacuum condensing device 4 is communicated with a product recovery tank 6; the discharge gate intercommunication grinder 7 of drying device 1, the evacuation mouth intercommunication second cyclone 8 of grinder 7, the discharge gate intercommunication packagine machine 9 of grinder 6.
In actual production, drying quinone products by a drying device, enabling a small amount of product dust and sublimated products to enter the first cyclone separator along with water vapor in the drying process, recycling the separated materials, enabling the separated gases to enter the vacuum condensing device, collecting condensed water and product components after condensation, periodically flushing the product components attached to the wall of the condensing tube by a cleaning component, and further recycling the product components; the dried material enters the pulverizer along the pipeline through the fan, and the pulverized material enters the packaging machine through the fan. Wherein dust generated in the crushing process is separated through a second cyclone separator, and the collected dust materials are fully recycled. And dust discharged by the emptying pipe in the drying process is effectively separated through the first cyclone separator, and the collected material dust is fully recycled. The material crystals formed on the inner wall of the emptying pipe are removed by the purging member. The drying and subpackaging system is reasonable in design, realizes the drying, smashing and subpackaging integrated operation of the quinone products, can effectively treat material dust in the drying and smashing processes, ensures that packaging materials are heated uniformly during drying, and ensures the product quality and yield.
Wherein the purging component 3 comprises a nitrogen purging pipe 30 and a cleaning pipe 31, and a plurality of through holes are arranged on the pipe wall of the cleaning pipe 31. If the quinone dust is attached to the wall of the emptying pipe, the dust is blown down by a nitrogen blowing pipe and falls into the drying kettle. In the case of crystals formed, it can be rinsed with a rinsing liquid from a purge line and then purged with nitrogen. The purging component is reasonable in design, and the problem that emptying pipes are blocked by material dust or crystals is effectively solved.
The drying device 1 comprises a body, wherein the top of the body is provided with a feed inlet and an emptying port, the bottom of the body is provided with a discharge outlet, the inside of the body is provided with a stirring shaft, one end of the stirring shaft is connected with a motor, and the upper part, the middle part and the lower part of the stirring shaft are respectively provided with a first stirring part 10, a second stirring part 11 and a third stirring part 12; the outside of body is equipped with the clamp cover, and the inside of body is equipped with heating coil 13. In actual production, the heating medium and the heating coil pipe of the external jacket are utilized to heat the inside and the outside simultaneously, so that the heating efficiency is greatly improved; the stirring shaft, the first stirring component, the second stirring component and the third stirring component are used for stirring materials in a synergistic way, so that the mixing efficiency is greatly improved, the materials are heated uniformly, and the product quality is ensured.
Wherein the first stirring part 10 and the third stirring part 12 comprise L-shaped stirring plates 100 symmetrically arranged at two sides of the stirring shaft, and a plurality of stirring teeth 101 are arranged on the L-shaped stirring plates 100; the second stirring member 11 comprises a T-shaped stirring plate 110 symmetrically arranged on two sides of the stirring shaft, wherein a plurality of through holes are formed in the T-shaped stirring plate 110, and a plurality of stirring rods 111 are arranged on the T-shaped stirring plate. The motor starts to drive (mixing) shaft, L shape stirring board and stirring tooth, T shape stirring board and a plurality of stirring rod rotation, and first stirring part, second stirring part and third stirring part, the three synergism stir the mixture to the material, have increased stirring mixing range, have improved mixing efficiency, have promoted the material evenly to be heated.
The vacuum condensing device 4 comprises a shell, an air inlet is formed in one side of the lower portion of the shell, an air outlet is formed in the top of the shell, the air outlet is communicated with the buffer tank 14, the air outlet of the buffer tank 14 is communicated with the vacuum pump 15, a liquid outlet is formed in the bottom of the shell, a condensing coil 40, a cleaning part and a temperature control part 16 are arranged in the shell, and a turbulence part is arranged at the position, close to the air inlet, of the lower portion of the inner portion of the shell. The steam carrying the quinone product components enters the inside of the shell along the emptying pipe, passes through the turbulence component, passes through the condensing coil, and then undergoes heat exchange to effectively condense the steam and the quinone product components. The quinone product crystals condensed and adhered to the outer wall of the condensing coil are washed down by a cleaning component and finally recovered for reuse. When the temperature is lower, the temperature inside the condensing device is ensured through the temperature control component, and the freezing is prevented from being disabled.
The spoiler 41 is a plurality of spoilers arranged in an inclined manner, and a plurality of through holes are formed in the spoilers. After entering the shell, the water vapor carrying the quinone products passes through the through holes of the spoilers and the gaps between the spoilers, slowly flows from bottom to top, and then passes through the condensing part to be condensed. Through setting up the spoiler, reduced the velocity of flow of gas, prolonged the contact time of gas and refrigerant, improved condensation efficiency.
Wherein the cleaning part 5 comprises a plurality of spray pipes 50, and a plurality of spray heads 51 are arranged on the spray pipes 50; the temperature control part 16 includes a temperature sensor 161 and a jacket 160 provided outside the housing; the control valves and the temperature sensor 161 on the shower pipe 50 are electrically connected to the controller 17, respectively. In actual production, the washing liquid enters the spray pipe along the pipeline under the action of the delivery pump, and after being sprayed by the spray head, the condensing coil is washed, so that quinone crystals are recycled after being washed. When the temperature is lower and icing affects the use, the condensing device is heated by the heating medium in the jacket, and when the temperature detected by the temperature sensor accords with the condensing temperature, the heating is stopped.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (7)
1. A quinone product production is with drying partial shipment system which characterized in that: the device comprises a drying device, wherein an emptying pipe of the drying device is communicated with a first cyclone separator, one side of the emptying pipe is provided with a purging component communicated with the emptying pipe, an exhaust port of the first cyclone separator is communicated with a vacuum condensing device, a cleaning component is arranged in the vacuum condensing device, and a liquid outlet of the vacuum condensing device is communicated with a product recovery tank; the discharge gate intercommunication rubbing crusher of drying device, rubbing crusher's evacuation mouth intercommunication second cyclone, rubbing crusher's discharge gate intercommunication packagine machine.
2. The dry dispensing system for quinone product production of claim 1, wherein: the purging component comprises a nitrogen purging pipe and a cleaning pipe, and a plurality of through holes are formed in the pipe wall of the cleaning pipe.
3. The dry dispensing system for quinone product production of claim 1, wherein: the drying device comprises a body, wherein a feed inlet and an emptying port are formed in the top of the body, a discharge port is formed in the bottom of the body, a stirring shaft is arranged in the body, one end of the stirring shaft is connected with a motor, and a first stirring part, a second stirring part and a third stirring part are respectively arranged on the upper part, the middle part and the lower part of the stirring shaft; the outside of body is equipped with the clamp cover, the inside of body is equipped with heating coil.
4. A dry dispensing system for quinone product production according to claim 3, wherein: the first stirring component and the third stirring component comprise L-shaped stirring plates symmetrically arranged on two sides of the stirring shaft, and a plurality of stirring teeth are arranged on the L-shaped stirring plates; the second stirring part comprises T-shaped stirring plates symmetrically arranged on two sides of the stirring shaft, a plurality of through holes are formed in the T-shaped stirring plates, and a plurality of stirring rods are arranged on the T-shaped stirring plates.
5. The dry dispensing system for quinone product production of claim 1, wherein: the vacuum condensing device comprises a shell, an air inlet is formed in one side of the lower portion of the shell, an air outlet is formed in the top of the shell, the air outlet is communicated with a buffer tank, the air outlet of the buffer tank is communicated with a vacuum pump, a liquid outlet is formed in the bottom of the shell, a condensing coil and a temperature control component are arranged in the shell, and a turbulence component is arranged at the position, close to the air inlet, of the lower portion of the shell.
6. The dry dispensing system for quinone product production of claim 5, wherein: the spoiler is a plurality of spoilers which are obliquely arranged, and a plurality of through holes are formed in the spoilers.
7. The dry dispensing system for quinone product production of claim 5, wherein: the cleaning component comprises a plurality of spray pipes, and a plurality of spray heads are arranged on the spray pipes; the temperature control component comprises a temperature sensor and a jacket arranged outside the shell; and the control valve on the spray pipe and the temperature sensor are respectively and electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322645719.8U CN221403736U (en) | 2023-09-27 | 2023-09-27 | Drying and split charging system for quinone product production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322645719.8U CN221403736U (en) | 2023-09-27 | 2023-09-27 | Drying and split charging system for quinone product production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221403736U true CN221403736U (en) | 2024-07-23 |
Family
ID=91943601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322645719.8U Active CN221403736U (en) | 2023-09-27 | 2023-09-27 | Drying and split charging system for quinone product production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221403736U (en) |
-
2023
- 2023-09-27 CN CN202322645719.8U patent/CN221403736U/en active Active
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