CN215447511U - Chlorinated paraffin production is with high-efficient radiator that has self-loopa - Google Patents
Chlorinated paraffin production is with high-efficient radiator that has self-loopa Download PDFInfo
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- CN215447511U CN215447511U CN202121779086.4U CN202121779086U CN215447511U CN 215447511 U CN215447511 U CN 215447511U CN 202121779086 U CN202121779086 U CN 202121779086U CN 215447511 U CN215447511 U CN 215447511U
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- cooling
- pipe
- wall
- tank body
- self
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- 239000012188 paraffin wax Substances 0.000 title claims abstract description 26
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000001816 cooling Methods 0.000 claims abstract description 78
- 239000000463 material Substances 0.000 claims abstract description 62
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 48
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000012535 impurity Substances 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 3
- 238000007790 scraping Methods 0.000 claims description 3
- 210000003437 trachea Anatomy 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 239000007787 solid Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000005057 refrigeration Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses a self-circulation efficient radiator for chlorinated paraffin production, which comprises a tank body, wherein a plurality of cooling pipelines which are uniformly distributed are arranged in the tank body, the inner walls of the cooling pipelines are provided with impurity removing mechanisms, two groups of cooling pipelines are connected through a pair of connecting water pipes, and the bottom end of one side of the tank body is provided with a water inlet pipe which extends into the tank body and is connected with the connecting water pipes at the bottom end. The beneficial effects are that: through setting up material pipeline in the inside of cooling duct, impurity such as incrustation scale has influenced cooling duct's cooling effect when having avoided the cooling duct surface to contact with water, set up the total trachea, connect trachea one and gas-distributing pipe, can carry out gas transmission and promote the piston rod to a plurality of solid fixed cylinder simultaneously and vertically move down, and it is vertical to drive the doctor-bar and move down, thereby can carry out the dirt to cooling duct's inner wall and material pipeline's outer wall and go miscellaneous, guarantee the clean and tidy nature of cooling duct's inner wall and material pipeline's outer wall.
Description
Technical Field
The utility model relates to the technical field of chlorinated paraffin production, in particular to a self-circulation efficient radiator for chlorinated paraffin production.
Background
In order to improve the reaction efficiency of the chlorinated paraffin production raw materials in the reaction kettle and achieve the purpose of improving the chlorinated paraffin yield, the chlorinated paraffin production raw materials to be reacted generally need to be cooled, and the chlorinated paraffin production raw materials to be reacted generally adopt a radiator for cooling.
The existing radiator generally cools the materials through a refrigeration water pipe, a material pipe of the existing radiator generally cools the outside of the refrigeration water pipe, the refrigeration water pipe cools water indirectly to cool the material pipe, dirt and impurities are easy to appear on the outer wall of the existing material pipe and the outer wall and the inner wall of the refrigeration water pipe for a long time, the thickness of the material pipe and the thickness of the refrigeration water pipe are thickened, the refrigeration effect of the refrigeration water pipe is reduced, and the heat radiation performance of the material pipe is greatly reduced.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the related art, the utility model provides a high-efficiency radiator with self-circulation for chlorinated paraffin production, which aims to overcome the technical problems in the prior related art.
Therefore, the utility model adopts the following specific technical scheme:
the utility model provides a chlorinated paraffin production is with having high-efficient radiator of self-loopa, which comprises a tank body, the internal cooling tube who is equipped with a plurality of evenly distributed of jar, the inner wall of cooling tube is equipped with edulcoration mechanism, and is two sets of the cooling tube all is connected through a pair of connection water pipe, one side bottom of the jar body be equipped with extend to inside and with the bottom connect the inlet tube that the water pipe is connected, one side top of the jar body be equipped with extend to inside and with the top connect the outlet pipe that the water pipe is connected, all be equipped with material pipeline in the cooling tube, the bottom middle part of the jar body be equipped with extend in proper order the jar body with cooling tube and with the inlet pipe that the material pipeline top is connected.
Preferably, the edulcoration mechanism includes a plurality of evenly distributed's connecting rod, the both sides of connecting rod all are equipped with the bracing piece, and are two sets of one side that the bracing piece was kept away from each other all is equipped with the doctor-bar, the inner wall of cooling duct with the outer wall of material pipeline all is equipped with a plurality of evenly distributed's spout, just the spout all with the doctor-bar phase-match, the outer wall of cooling duct is equipped with actuating mechanism.
Preferably, actuating mechanism is including extending to the total trachea of the jar body, total tracheal outer wall is equipped with a plurality of evenly distributed's connecting pipes one, one side of connecting pipes one all is equipped with the gas-distributing pipe, cooling tube's inner wall is equipped with a plurality of evenly distributed's solid fixed cylinder, all be equipped with the piston rod that extends to its outside in the solid fixed cylinder, gu fixed cylinder all runs through connecting pipe two cooling tube is connected with the gas-distributing pipe.
Preferably, the cooling pipeline and the material pipeline both comprise light and thin pipelines, a plurality of reinforcing blocks which are uniformly distributed are arranged on each light and thin pipeline, and the two groups of reinforcing blocks are connected through reinforcing ribs.
Preferably, the bottom of the tank body is provided with a plurality of support columns which are uniformly distributed, and the bottom ends of the support columns are provided with support bases.
Preferably, the inlet tube with the outlet pipe all overlaps and is equipped with rather than assorted insulation cover, the inner wall of the jar body is equipped with rather than assorted heat preservation, cooling pipeline's outside parcel has the heat-insulating cover.
Preferably, the number of the material pipelines and the number of the cooling pipelines are three, and the three material pipelines are an integrated mechanism.
The utility model has the beneficial effects that: through the inside with material pipeline setting at cooling tube, impurity such as incrustation scale has influenced cooling tube's cooling effect when having avoided cooling tube surface and water contact, set up the total trachea, connecting trachea one and gas-distributing pipe, can carry out gas transmission and promote the piston rod to a plurality of solid fixed cylinder simultaneously and vertically move down, and it is vertical to drive the doctor-bar and move down, thereby can carry out the dirt to cooling tube's inner wall and material pipeline's outer wall and go miscellaneous, guarantee the clean and tidy nature of cooling tube's inner wall and material pipeline's outer wall, thereby the effectual radiating effect who improves the material.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a high-efficiency radiator with self-circulation for chlorinated paraffin production according to an embodiment of the utility model;
FIG. 2 is a schematic diagram of the internal structure of a tank in a high-efficiency radiator with self-circulation for chlorinated paraffin production according to an embodiment of the utility model;
FIG. 3 is a schematic diagram of the internal structure of a cooling pipe in a high-efficiency radiator with self-circulation for chlorinated paraffin production according to an embodiment of the utility model;
FIG. 4 is a schematic structural diagram of a material pipeline in a high-efficiency radiator with self-circulation for chlorinated paraffin production according to an embodiment of the utility model
In the figure:
1. a tank body; 2. a cooling duct; 3. connecting a water pipe; 4. a water inlet pipe; 5. a water outlet pipe; 6. a material pipeline; 7. a discharge pipe; 8. a feed pipe; 9. a connecting rod; 10. a support bar; 11. scraping a blade; 12. a chute; 13. a main gas pipe; 14. connecting a first air pipe; 15. a gas distributing pipe; 16. a fixed cylinder; 17. a piston rod; 18. connecting a second air pipe; 20. a reinforcing block; 21. reinforcing ribs; 22. a support pillar; 23. a support base; 24. a heat insulation cover.
Detailed Description
For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the utility model, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.
According to the embodiment of the utility model, the efficient radiator with the self-circulation for producing the chlorinated paraffin is provided.
The first embodiment;
as shown in fig. 1-4, the self-circulation efficient heat sink for chlorinated paraffin production according to the embodiment of the present invention includes a tank body 1, a plurality of cooling pipes 2 uniformly distributed are disposed in the tank body 1, an impurity removing mechanism is disposed on an inner wall of each cooling pipe 2, two groups of cooling pipes 2 are connected by a pair of connecting water pipes 3, a water inlet pipe 4 extending into the tank body 1 and connected with the connecting water pipe 3 at the bottom end is disposed at the bottom end of one side of the tank body 1, a water outlet pipe 5 extending into the tank body 1 and connected with the connecting water pipe 3 at the top end is disposed at the top end of one side of the tank body 1, a material pipe 6 is disposed in each cooling pipe 2, a discharge pipe 7 sequentially extending the tank body 1 and the cooling pipes 2 and connected with the bottom end of the material pipe 6 is disposed at the middle of the top end of the tank body 1, and the cooling pipes 2 are sequentially extending and connected with the top end of the material pipe 6 A feed pipe 8 is connected.
Example two;
as shown in fig. 1-4, the self-circulation efficient heat sink for chlorinated paraffin production according to the embodiment of the present invention includes a tank body 1, a plurality of cooling pipes 2 uniformly distributed are disposed in the tank body 1, an impurity removing mechanism is disposed on an inner wall of each cooling pipe 2, two groups of cooling pipes 2 are connected by a pair of connecting water pipes 3, a water inlet pipe 4 extending into the tank body 1 and connected with the connecting water pipe 3 at the bottom end is disposed at the bottom end of one side of the tank body 1, a water outlet pipe 5 extending into the tank body 1 and connected with the connecting water pipe 3 at the top end is disposed at the top end of one side of the tank body 1, a material pipe 6 is disposed in each cooling pipe 2, a discharge pipe 7 sequentially extending the tank body 1 and the cooling pipes 2 and connected with the bottom end of the material pipe 6 is disposed at the middle of the top end of the tank body 1, and the cooling pipes 2 are sequentially extending and connected with the top end of the material pipe 6 The connected inlet pipe 8, the impurity removing mechanism comprises a plurality of uniformly distributed connecting rods 9, supporting rods 10 are arranged on two sides of each connecting rod 9, a doctor blade 11 is arranged on one side, which is far away from each other, of each group of supporting rods 10, a plurality of uniformly distributed sliding grooves 12 are arranged on the inner wall of the cooling pipeline 2 and the outer wall of the material pipeline 6, the sliding grooves 12 are matched with the doctor blade 11, a driving mechanism is arranged on the outer wall of the cooling pipeline 2, the doctor blade 11 is driven to vertically move downwards, so that dirt removing and impurity removing can be carried out on the inner wall of the cooling pipeline 2 and the outer wall of the material pipeline 6, the cleanness and tidiness of the inner wall of the cooling pipeline 2 and the outer wall of the material pipeline 6 are ensured, the heat dissipation effect of materials is greatly improved, the driving mechanism comprises a main air pipe 13 extending to the tank body 1, and the outer wall of the main air pipe 13 is provided with a plurality of uniformly distributed connecting air pipes 14, one side of connecting trachea one 14 all is equipped with gas-distributing pipe 15, the inner wall of cooling duct 2 is equipped with a plurality of evenly distributed's fixed section of thick bamboo 16, all be equipped with the piston rod 17 that extends to its outside in the fixed section of thick bamboo 16, fixed section of thick bamboo 16 all runs through connecting trachea two 18 cooling duct 2 and is connected with gas-distributing pipe 15, can provide atmospheric pressure, promotes piston rod 17 and vertically moves down to can promote doctor-bar 11 and vertically move down and carry out dirt edulcoration processing, cooling duct 2 with material pipeline 6 all includes frivolous pipeline, all be equipped with a plurality of evenly distributed's boss 20 on the frivolous pipeline, two sets of boss 20 all is connected through strengthening rib 21, improves the crushing resistance and the intensity of cooling duct 2 and material pipeline 6 greatly, guarantees the job stabilization nature of cooling duct 2 and material pipeline 6.
Example three;
as shown in fig. 1-4, the self-circulation efficient heat sink for chlorinated paraffin production according to the embodiment of the present invention includes a tank body 1, a plurality of cooling pipes 2 uniformly distributed are disposed in the tank body 1, an impurity removing mechanism is disposed on an inner wall of each cooling pipe 2, two groups of cooling pipes 2 are connected by a pair of connecting water pipes 3, a water inlet pipe 4 extending into the tank body 1 and connected with the connecting water pipe 3 at the bottom end is disposed at the bottom end of one side of the tank body 1, a water outlet pipe 5 extending into the tank body 1 and connected with the connecting water pipe 3 at the top end is disposed at the top end of one side of the tank body 1, a material pipe 6 is disposed in each cooling pipe 2, a discharge pipe 7 sequentially extending the tank body 1 and the cooling pipes 2 and connected with the bottom end of the material pipe 6 is disposed at the middle of the top end of the tank body 1, and the cooling pipes 2 are sequentially extending and connected with the top end of the material pipe 6 The bottom end of the tank body 1 is provided with a plurality of supporting columns 22 which are uniformly distributed, the bottom end of each supporting column 22 is provided with a supporting base 23 which provides supporting force, the stability of the tank body 1 is greatly improved, thereby ensuring the normal heat dissipation of the materials, the water inlet pipe 4 and the water outlet pipe 5 are both sleeved with heat insulation sleeves matched with the water inlet pipe and the water outlet pipe, the inner wall of the tank body 1 is provided with a heat-insulating layer matched with the tank body, the outer side of the cooling pipeline 2 is wrapped with a heat-insulating cover 24, so that the interference of external high temperature on the water inlet pipe 4, the water outlet pipe 5 and the cooling pipeline 2 is avoided, the heat dissipation effect of the cooling pipeline 2 on materials in the material pipeline 6 is ensured, the number of the material pipelines 6 and the cooling pipelines 2 is three, and three groups of material pipelines 6 are of an integrated structure, and the integrated structure can be used for simultaneously conveying and discharging materials for the three material pipelines 6.
For the convenience of understanding the technical solutions of the present invention, the following detailed description will be made on the working principle or the operation mode of the present invention in the practical process.
In practical application, high-temperature materials in the reaction kettle enter the material pipeline 6 through the feeding pipe 8, most of heat is absorbed by cold water in the cooling pipeline 2, after the materials are cooled, the density is increased, the weight is changed, the materials flow down automatically and flow out of the discharging pipe 7, then the materials enter the bottom of the reaction kettle, chlorine in the reaction kettle drives the materials to move upwards to form self circulation without assistance of external power, and after the materials enter the reaction kettle again and are cooled, the materials can react quickly, so that the reaction time is shortened, and the purpose of improving the productivity is achieved; long-term, the outer wall of material pipeline 6 and the inner wall of cooling tube 2 all accumulate more dirt impurity, with the interior input gas of total trachea 13, gas is in proper order through connecting trachea one 14, gas-distributing pipe 15, connect trachea two 18 and enter into in the fixed cylinder 16, the inside atmospheric pressure that produces of fixed cylinder 16 extrudees piston rod 17 downwards, piston rod 17 pushes down doctor-bar 11 and moves down vertically, thereby can carry out the dirt edulcoration to the inner wall of cooling tube and the outer wall of material pipeline, guarantee the clean neatness nature of the inner wall of cooling tube and the outer wall of material pipeline, when losing pressure, piston rod 17 returns the normal position, under the promotion of water, doctor-bar 11 moves up vertically and returns the normal position.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The utility model provides a chlorinated paraffin production is with having high-efficient radiator of self-loopa, its characterized in that, includes a jar body (1), be equipped with a plurality of evenly distributed's cooling tube (2) in jar body (1), the inner wall of cooling tube (2) is equipped with edulcoration mechanism, two sets of cooling tube (2) all are connected through a pair of connecting water pipe (3), one side bottom of jar body (1) is equipped with and extends to its inside and with the bottom inlet tube (4) that connecting water pipe (3) are connected, one side top of jar body (1) is equipped with and extends to its inside and with the top outlet pipe (5) that connecting water pipe (3) are connected, all be equipped with material pipeline (6) in cooling tube (2), the bottom middle part of jar body (1) is equipped with and extends in proper order jar body (1) with cooling tube (2) and with discharging pipe (7) that material pipeline (6) bottom is connected, the top middle part of the tank body (1) is provided with an inlet pipe (8) which extends in sequence from the tank body (1) to the cooling pipeline (2) and is connected with the top end of the material pipeline (6).
2. The high-efficiency radiator with the self-circulation function for the chlorinated paraffin production according to claim 1, wherein the impurity removing mechanism comprises a plurality of uniformly distributed connecting rods (9), supporting rods (10) are arranged on both sides of each connecting rod (9), scraping blades (11) are arranged on the sides, away from each other, of the two groups of supporting rods (10), a plurality of uniformly distributed sliding grooves (12) are arranged on the inner wall of the cooling pipeline (2) and the outer wall of the material pipeline (6), the sliding grooves (12) are matched with the scraping blades (11), and a driving mechanism is arranged on the outer wall of the cooling pipeline (2).
3. The efficient radiator with the self-circulation function for the chlorinated paraffin production according to claim 2, wherein the driving mechanism comprises a main air pipe (13) extending to the tank body (1), the outer wall of the main air pipe (13) is provided with a plurality of uniformly distributed first connecting air pipes (14), one side of each first connecting air pipe (14) is provided with a gas distribution pipe (15), the inner wall of the cooling pipeline (2) is provided with a plurality of uniformly distributed fixed cylinders (16), the fixed cylinders (16) are internally provided with piston rods (17) extending to the outer sides of the fixed cylinders, and the fixed cylinders (16) penetrate through the cooling pipeline (2) through second connecting air pipes (18) and are connected with the gas distribution pipes (15).
4. The efficient radiator with the self-circulation function for the chlorinated paraffin production according to claim 1, wherein the cooling pipeline (2) and the material pipeline (6) comprise light and thin pipelines, a plurality of reinforcing blocks (20) are uniformly distributed on the light and thin pipelines, and the two groups of reinforcing blocks (20) are connected through reinforcing ribs (21).
5. The high-efficiency radiator with the self-circulation function for the chlorinated paraffin production as claimed in claim 1, wherein a plurality of support columns (22) are uniformly distributed at the bottom end of the tank body (1), and a support base (23) is arranged at the bottom end of each support column (22).
6. The efficient radiator with the self-circulation function for the chlorinated paraffin production according to claim 1, wherein the water inlet pipe (4) and the water outlet pipe (5) are both sleeved with heat insulation sleeves matched with the water inlet pipe and the water outlet pipe, the inner wall of the tank body (1) is provided with a heat insulation layer matched with the tank body, and the outer side of the cooling pipeline (2) is wrapped with a heat insulation cover (24).
7. The efficient radiator with the self-circulation function for producing the chlorinated paraffin according to claim 1, wherein the number of the material pipelines (6) and the number of the cooling pipelines (2) are three, and the three material pipelines (6) are of an integrated structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121779086.4U CN215447511U (en) | 2021-08-02 | 2021-08-02 | Chlorinated paraffin production is with high-efficient radiator that has self-loopa |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121779086.4U CN215447511U (en) | 2021-08-02 | 2021-08-02 | Chlorinated paraffin production is with high-efficient radiator that has self-loopa |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215447511U true CN215447511U (en) | 2022-01-07 |
Family
ID=79690305
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121779086.4U Active CN215447511U (en) | 2021-08-02 | 2021-08-02 | Chlorinated paraffin production is with high-efficient radiator that has self-loopa |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215447511U (en) |
-
2021
- 2021-08-02 CN CN202121779086.4U patent/CN215447511U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high efficiency radiator with self circulation for chlorinated paraffin production Effective date of registration: 20220309 Granted publication date: 20220107 Pledgee: Weifang Bank Co.,Ltd. shouguanghou town sub branch Pledgor: Weifang Chunyuan Chemical Co.,Ltd. Registration number: Y2022980002337 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230303 Granted publication date: 20220107 Pledgee: Weifang Bank Co.,Ltd. shouguanghou town sub branch Pledgor: Weifang Chunyuan Chemical Co.,Ltd. Registration number: Y2022980002337 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: High efficiency radiator with self circulation for chlorinated paraffin production Effective date of registration: 20230314 Granted publication date: 20220107 Pledgee: Weifang Bank Co.,Ltd. shouguanghou town sub branch Pledgor: Weifang Chunyuan Chemical Co.,Ltd. Registration number: Y2023980034810 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220107 Pledgee: Weifang Bank Co.,Ltd. shouguanghou town sub branch Pledgor: Weifang Chunyuan Chemical Co.,Ltd. Registration number: Y2023980034810 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high-efficiency heat sink with self circulation for chlorinated paraffin production Granted publication date: 20220107 Pledgee: Weifang Bank Co.,Ltd. shouguanghou town sub branch Pledgor: Weifang Chunyuan Chemical Co.,Ltd. Registration number: Y2024980008930 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |