CN112354486A - Autoclave for chemical industry with good leakproofness and cooling function - Google Patents
Autoclave for chemical industry with good leakproofness and cooling function Download PDFInfo
- Publication number
- CN112354486A CN112354486A CN202110028882.2A CN202110028882A CN112354486A CN 112354486 A CN112354486 A CN 112354486A CN 202110028882 A CN202110028882 A CN 202110028882A CN 112354486 A CN112354486 A CN 112354486A
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- pipe
- cooling
- fixedly connected
- autoclave
- supporting seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J3/00—Processes of utilising sub-atmospheric or super-atmospheric pressure to effect chemical or physical change of matter; Apparatus therefor
- B01J3/03—Pressure vessels, or vacuum vessels, having closure members or seals specially adapted therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
Abstract
The invention discloses a chemical high-pressure kettle with good sealing performance and a cooling function, and relates to the technical field of chemical equipment. The invention comprises a reaction kettle, a supporting seat and a plurality of support legs, wherein the lower surface of the reaction kettle is fixedly connected with the upper surface of the supporting seat, and the support legs are fixedly connected with the lower surface of the supporting seat. According to the invention, by using the upper annular tube, the cooling tube, the lower annular tube, the metal tube, the oscillating bar and the metal ball, when cooling water enters the cooling tube, heat exchange can be carried out with reactants in the reaction kettle, heat dissipation is fast, meanwhile, the water pressure in the cooling tube can impact the metal ball at the upper end of the oscillating bar to enable the oscillating bar to oscillate, and then the metal ball at the lower end of the oscillating bar can stir solution in the kettle, so that heat dissipation is further accelerated; according to the invention, the first sealing ring is more tightly attached to the external pipeline by using the spring and the lifting rod, so that the sealing property is improved.
Description
Technical Field
The invention belongs to the technical field of chemical equipment, and particularly relates to a high-pressure kettle for chemical engineering with good sealing performance and a cooling function.
Background
The reaction kettle is a comprehensive reaction container, and the structural function and the configuration accessories of the reaction kettle are designed according to reaction conditions. The preset reaction steps can be completed with higher automation degree from the beginning of feeding, reaction and discharging, and the important parameters of temperature, pressure, mechanical control (stirring, blowing and the like), reactant and product concentration and the like in the reaction process are strictly regulated and controlled. The structure of the device is generally composed of a kettle body, a transmission device, a stirring device, a heating device, a cooling device and a sealing device.
However, the cooling time of the existing reaction kettle after the reaction is carried out is long, which is not beneficial to improving the production efficiency, and the invention provides the chemical high-pressure kettle with good sealing performance and cooling function aiming at the problems.
Disclosure of Invention
The invention aims to provide a chemical high-pressure kettle with good sealing performance and a cooling function, and solves the problems that the existing reaction kettle has long cooling time after reaction and is not beneficial to improving the production efficiency.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to a chemical high-pressure kettle with good sealing performance and cooling function, which comprises a reaction kettle, a supporting seat and a plurality of supporting legs, the lower surface of the reaction kettle is fixedly connected with the upper surface of the supporting seat, the support legs are fixedly connected with the lower surface of the supporting seat, an upper annular pipe and a lower annular pipe are fixedly connected with the peripheral side surface of the reaction kettle, the upper annular pipe is positioned at the upper side of the lower annular pipe, the reaction kettle is also internally provided with a cooling pipe which is shaped like a Chinese character 'ji', one part of the cooling pipe is positioned at the outer side of the reaction kettle, the upper end of the cooling pipe is communicated with the upper ring-shaped pipe, the lower end of the cooling pipe is communicated with the lower ring-shaped pipe, the upper ring-shaped pipe is also communicated with an upper connecting pipe, one end of the upper connecting pipe is fixedly connected with a water tank, a water pump is arranged in the water tank, a water delivery pipe is connected between the water pump and the upper connecting pipe, and a lower connecting pipe is also connected between the lower annular pipe and the water tank; in the structure, when needs cool off, the water pump can go up the connecting pipe with the water suction in the water tank, then gets into in proper order and go up the ring pipe, cooling tube, ring pipe, lower connecting pipe down, gets into the water tank at last, and in this process, the cooling water can carry out the heat exchange with the reactant in the reation kettle when getting into the cooling tube, dispels the heat fast, and cooling tube evenly distributed makes the heat dissipation even in reation kettle week side moreover.
The cooling pipe is also communicated with a metal pipe, the metal pipe is communicated with a shell, a swing rod is installed in the shell, the middle position of the swing rod is of a spherical structure, the spherical structure is in rotating fit with the shell, metal balls are fixedly connected to the upper end and the lower end of the swing rod, and a plurality of stainless steel springs are fixedly connected between the metal balls at the upper end of the swing rod and the inner wall of the shell; in the structure, water pressure in the cooling pipe enters the metal pipe to impact the metal ball at the upper end of the swing rod, so that the swing rod swings, then the lower end of the swing rod swings in a reciprocating mode by taking the middle spherical structure as the circle center under the action of the stainless steel spring, and then the metal ball at the lower end of the swing rod can stir solution in the kettle, so that heat dissipation is further accelerated.
The upper surface of the reaction kettle is provided with a plurality of mounting pipes, the pipe walls of the mounting pipes are internally provided with sliding grooves, the sliding grooves are connected with lifting rods in a sliding manner, the peripheral sides of the lifting rods are provided with springs, the upper sides of the lifting rods are provided with first sealing rings, the upper end surfaces of the lifting rods are abutted against the first sealing rings, and the first sealing rings are mounted on the upper surfaces of the mounting pipes; in the structure, the first sealing ring can extrude the lifting rod when being installed in the installation pipe, the lifting rod has the tendency of upwards moving the first sealing ring to be ejected out under the action of the spring, the installation pipe can be connected with other pipelines in actual use, the first sealing ring is pressed in the installation pipe by utilizing an external pipeline, the spring and the lifting rod are used in the structure, the first sealing ring is more tightly attached to the external pipeline, and the sealing performance is improved.
Preferably, a plurality of support rods are fixedly connected between the upper annular pipe and the lower annular pipe, so that the upper annular pipe and the lower annular pipe are more stable.
Preferably, a plurality of strengthening ribs are fixedly connected between the upper annular pipe and the reaction kettle, and the structural strength is improved.
Preferably, an end face of the supporting seat is further fixedly connected with a side supporting seat, a lower surface of the side supporting seat is fixedly connected with the supporting leg, and an upper surface of the side supporting seat is fixedly connected with a lower surface of the water tank and used for supporting the water tank.
Preferably, a water inlet is formed in one surface of the water tank, so that water can be drained conveniently or water can be added into the water tank conveniently.
Preferably, a valve is installed on the peripheral side surface of the upper connecting pipe, so that the flow of cooling water can be controlled conveniently.
Preferably, a second sealing ring is arranged between the cooling pipe and the metal wall of the reaction kettle, so that the sealing property is improved.
The invention has the following beneficial effects:
1. by using the upper annular pipe, the cooling pipe, the lower annular pipe, the metal pipe, the swing rod and the metal ball, when the cooling is needed, the water pump can pump the water in the water tank into the upper connecting pipe, then sequentially enters an upper ring-shaped pipe, a cooling pipe, a lower ring-shaped pipe and a lower connecting pipe, and finally enters a water tank, in the process, cooling water can exchange heat with reactants in the reaction kettle when entering the cooling pipe, so as to quickly dissipate heat, meanwhile, the water pressure in the cooling pipe enters the metal pipe and impacts the metal ball at the upper end of the swing rod, the metal ball continuously extrudes the stainless steel spring connected with the metal ball, then the metal ball rebounds under the rebounding action of the stainless steel spring, the swing rod swings in the process, then the lower end of the swing rod can also swing in a reciprocating mode under the action of the stainless steel spring and with the middle spherical structure as the center of a circle, the metal ball at the lower end of the swing rod can stir the solution in the kettle, and heat dissipation is further accelerated;
2. according to the invention, the spring and the lifting rod are used, the first sealing ring can be extruded when being installed in the installation pipe, the lifting rod has a tendency of moving upwards to eject the first sealing ring under the action of the spring, in practical use, the installation pipe can be connected with other pipelines, the first sealing ring is pressed in the installation pipe by utilizing an external pipeline, and the spring and the lifting rod are used in the structure, so that the first sealing ring is more tightly attached to the external pipeline, and the sealing property is improved.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced 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 that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram showing a three-dimensional structure of a chemical autoclave with good sealing and cooling functions according to the present invention;
FIG. 2 is a side view of a chemical autoclave of the present invention with good sealing and cooling functions;
FIG. 3 is a front view of a chemical autoclave of the present invention with good sealing and cooling functions;
FIG. 4 is a cross-sectional view taken along the plane A-A in FIG. 2;
FIG. 5 is an enlarged view of area A of FIG. 4;
FIG. 6 is an enlarged view of area B of FIG. 4;
fig. 7 is an enlarged view of the region C in fig. 4.
In the drawings, the components represented by the respective reference numerals are listed below:
1-a reaction kettle, 2-an upper annular pipe, 3-a support rod, 4-a lower annular pipe, 5-a cooling pipe, 6-a support seat, 7-a water tank, 701-a water inlet, 8-an upper connecting pipe, 801-a valve, 9-a reinforcing rib, 10-an installation pipe, 11-a support leg, 12-a side support seat, 13-a chute, 14-a lifting rod, 15-a spring, 16-a first sealing ring, 17-a water pipe, 18-a water pump, 19-a lower connecting pipe, 20-a second sealing ring, 21-a metal pipe, 22-a shell, 23-a swing rod, 24-a metal ball and 25-a stainless steel spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper," "middle," "outer," "inner," "around," and the positional relationships are used merely for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
Referring to fig. 1-7, the present invention is a chemical autoclave with good sealing and cooling functions, including a reaction vessel 1, a support base 6 and a plurality of support legs 11, wherein the lower surface of the reaction vessel 1 is fixedly connected with the upper surface of the support base 6, the support legs 11 are fixedly connected with the lower surface of the support base 6, the peripheral surface of the reaction vessel 1 is fixedly connected with an upper ring tube 2 and a lower ring tube 4, the upper ring tube 2 is positioned on the upper side of the lower ring tube 4, the reaction vessel 1 is also internally provided with a cooling tube 5, the cooling tube 5 is in a shape of a Chinese character 'ji', a part of the cooling tube 5 is positioned on the outer side of the reaction vessel 1, the upper end of the cooling tube 5 is communicated with the upper ring tube 2, the lower end of the cooling tube 5 is communicated with the lower ring tube 4, the upper ring tube 2 is also communicated with an upper connecting tube 8, one end of the upper connecting tube, a lower connecting pipe 19 is also connected between the lower annular pipe 4 and the water tank 7; in the above-mentioned structure, when needs cool off, connecting pipe 8 on the water pump 18 can be gone up with the water suction in the water tank 7, then get into in proper order and go up ring pipe 2, cooling tube 5, lower ring pipe 4, lower connecting pipe 19, get into water tank 7 at last, this in-process, the cooling water can carry out the heat exchange with the reactant in reation kettle 1 when getting into cooling tube 5, dispels the heat fast, and cooling tube 5 evenly distributed makes the heat dissipation even in 1 week side of reation kettle moreover.
The cooling pipe 5 is also communicated with a metal pipe 21, the metal pipe 21 is communicated with a shell 22, a swing rod 23 is installed in the shell 22, the middle position of the swing rod 23 is of a spherical structure, the spherical structure is in rotating fit with the shell 22, the upper end and the lower end of the swing rod 23 are fixedly connected with metal balls 24, and a plurality of stainless steel springs 25 are fixedly connected between the metal balls 24 at the upper end of the swing rod 23 and the inner wall of the shell 22; in the structure, the water pressure in the cooling pipe 5 enters the metal pipe 21 and impacts the metal ball 24 at the upper end of the swing rod 23, so that the swing rod 23 swings, then the lower end of the swing rod 23 also swings in a reciprocating manner under the action of the stainless steel spring 25 by taking the middle spherical structure as a circle center, and then the metal ball 24 at the lower end of the swing rod 23 can stir the solution in the kettle, thereby further accelerating the heat dissipation.
The upper surface of the reaction kettle 1 is provided with a plurality of mounting pipes 10, the pipe wall of each mounting pipe 10 is internally provided with a sliding chute 13, each sliding chute 13 is connected with a lifting rod 14 in a sliding manner, the peripheral side surface of each lifting rod 14 is provided with a spring 15, the upper side of each lifting rod 14 is provided with a first sealing ring 16, the upper end surface of each lifting rod 14 abuts against the corresponding first sealing ring 16, and each first sealing ring 16 is mounted on the upper surface of each mounting pipe 10; in the structure, the first sealing ring 16 can extrude the lifting rod 14 when being installed in the installation pipe 10, the lifting rod 14 has the tendency of moving upwards to eject the first sealing ring 16 under the action of the spring 15, in actual use, the installation pipe 10 can be connected with other pipelines, the first sealing ring 16 is pressed in the installation pipe 10 by utilizing an external pipeline, and the spring 15 and the lifting rod 14 are used in the structure, so that the first sealing ring 16 is more tightly attached to the external pipeline, and the sealing performance is improved.
Further, a plurality of bracing pieces 3 are fixedly connected between the upper annular tube 2 and the lower annular tube 4, so that the upper annular tube 2 and the lower annular tube 4 are more stable.
Further, go up annular tube 2 and lower annular tube 4 all with reation kettle 1 between a plurality of strengthening ribs 9 of fixedly connected with, improve structural strength.
Furthermore, an end face of the supporting seat 6 is further fixedly connected with a side supporting seat 12, the lower surface of the side supporting seat 12 is fixedly connected with the supporting leg 11, and the upper surface of the side supporting seat 12 is fixedly connected with the lower surface of the water tank 7 and used for supporting the water tank 7.
Further, a water inlet 701 is formed in one surface of the water tank 7, so that water can be drained or added to the water tank 7 conveniently.
Furthermore, a valve 801 is installed on the peripheral side surface of the upper connecting pipe 8, so as to control the flow rate of the cooling water.
Furthermore, a second sealing ring 20 is arranged between the cooling pipe 5 and the metal wall of the reaction kettle 1, so that the sealing performance is improved.
Referring to fig. 1-7, the present invention is a chemical autoclave with good sealing and cooling functions, the output power of the used water pump 18 is 500W-1200W, and the working principle is as follows:
when cooling is needed, firstly, the valve 801 is opened, then the water pump 18 is started, the water pump 18 can pump the water in the water tank 7 into the upper connecting pipe 8, then the water enters the upper annular pipe 2, the cooling pipe 5, the lower annular pipe 4 and the lower connecting pipe 19 in sequence, and finally the water enters the water tank 7, in the process, the cooling water enters the cooling pipe 5 and can exchange heat with reactants in the reaction kettle 1 to dissipate heat rapidly, meanwhile, the water pressure in the cooling pipe 5 enters the metal pipe 21 and can impact the metal ball 24 at the upper end of the oscillating bar 23, the metal ball 24 continuously extrudes the stainless steel spring 25 connected with the metal ball 24, then the metal ball 24 rebounds under the rebound action of the stainless steel spring 25, in the process, the oscillating bar 23 swings, then the lower end of the oscillating bar 23 can also swing back and forth with the middle spherical structure as the center under the action of the stainless steel spring 25, the metal ball 24 at the lower end, further speeding up heat dissipation.
In practical use, the mounting pipe 10 is connected to other pipes, the first seal ring 16 is pressed in the mounting pipe 10 by the external pipe, the first seal ring 16 is pressed against the lifting rod 14 when mounted in the mounting pipe 10, the lifting rod 14 has a tendency of moving upwards to push out the first seal ring 16 under the action of the spring 15, and the spring 15 and the lifting rod 14 are used in the structure, so that the first seal ring 16 is attached to the external pipe more tightly, and the sealing performance is improved.
It should be further noted that a nozzle can be added to the surface of the water tank 7, so that the water inlet 701 of the water tank 7 is used for adding water, and the other nozzle is used for draining water.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (7)
1. The utility model provides an autoclave for chemical industry with good leakproofness and cooling function, includes reation kettle (1), supporting seat (6) and a plurality of stabilizer blade (11), reation kettle (1) lower surface and supporting seat (6) upper surface fixed connection, stabilizer blade (11) and supporting seat (6) lower surface fixed connection, its characterized in that:
an upper annular pipe (2) and a lower annular pipe (4) are fixedly connected with the peripheral side surface of the reaction kettle (1), the upper ring-shaped pipe (2) is positioned at the upper side of the lower ring-shaped pipe (4), a plurality of cooling pipes (5) are also arranged in the reaction kettle (1), the cooling pipe (5) is shaped like a Chinese character 'ji', one part of the cooling pipe (5) is positioned at the outer side of the reaction kettle (1), the upper end of the cooling pipe (5) is communicated with the upper annular pipe (2), the lower end of the cooling pipe (5) is communicated with the lower annular pipe (4), the upper ring-shaped pipe (2) is also communicated with an upper connecting pipe (8), one end of the upper connecting pipe (8) is fixedly connected with a water tank (7), a water pump (18) is arranged in the water tank (7), a water pipe (17) is connected between the water pump (18) and the upper connecting pipe (8), a lower connecting pipe (19) is also connected between the lower annular pipe (4) and the water tank (7);
the cooling pipe (5) is also communicated with a metal pipe (21), the metal pipe (21) is communicated with a shell (22), a swing rod (23) is installed in the shell (22), the swing rod (23) is in swing fit with the shell (22), the upper end and the lower end of the swing rod (23) are fixedly connected with metal balls (24), and a stainless steel spring (25) is fixedly connected between the metal balls (24) at the upper end of the swing rod (23) and the inner wall of the shell (22);
reation kettle (1) upper surface is provided with a plurality of installation pipes (10), spout (13) have been seted up in the pipe wall of installation pipe (10), spout (13) sliding connection has lifter (14), lifter (14) week side is provided with spring (15), lifter (14) upside is provided with first sealing washer (16), lifter (14) up end offsets with first sealing washer (16), install at installation pipe (10) upper surface first sealing washer (16).
2. The autoclave with good sealing and cooling functions as claimed in claim 1, wherein a plurality of support rods (3) are fixedly connected between the upper ring-shaped pipe (2) and the lower ring-shaped pipe (4).
3. The chemical industry autoclave with good sealing performance and cooling function according to claim 1, wherein a plurality of reinforcing ribs (9) are fixedly connected between the upper annular pipe (2) and the lower annular pipe (4) and the reaction kettle (1).
4. The autoclave with good sealing performance and cooling function for chemical industry according to claim 1, wherein one end surface of the supporting seat (6) is further fixedly connected with a side supporting seat (12), the lower surface of the side supporting seat (12) is fixedly connected with the supporting leg (11), and the upper surface of the side supporting seat (12) is fixedly connected with the lower surface of the water tank (7).
5. The chemical industry autoclave with good sealing performance and cooling function according to claim 1, wherein a water inlet (701) is formed on one surface of the water tank (7).
6. The autoclave for chemical industry with good sealing and cooling functions as claimed in claim 1, wherein the valve (801) is installed on the peripheral side surface of the upper connecting pipe (8).
7. The autoclave for chemical industry with good sealing and cooling functions as claimed in claim 1, wherein a second sealing ring (20) is installed between the cooling pipe (5) and the metal wall of the autoclave (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028882.2A CN112354486A (en) | 2021-01-11 | 2021-01-11 | Autoclave for chemical industry with good leakproofness and cooling function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110028882.2A CN112354486A (en) | 2021-01-11 | 2021-01-11 | Autoclave for chemical industry with good leakproofness and cooling function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112354486A true CN112354486A (en) | 2021-02-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110028882.2A Withdrawn CN112354486A (en) | 2021-01-11 | 2021-01-11 | Autoclave for chemical industry with good leakproofness and cooling function |
Country Status (1)
| Country | Link |
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| CN (1) | CN112354486A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100089074A1 (en) * | 2008-10-14 | 2010-04-15 | Sutton Gerald S | Apparatus and Method for Cooling an Outer Wall of Pipe |
| CN205199491U (en) * | 2015-12-15 | 2016-05-04 | 山东多友科技有限公司 | Aluminium colloidal sol generates reation kettle |
| CN107694372A (en) * | 2017-11-20 | 2018-02-16 | 成都尚智恒达科技有限公司 | A kind of annular heat exchange type chemical industry feed liquid cooling and stirring tank |
| CN208865649U (en) * | 2018-09-21 | 2019-05-17 | 山东成武中远化工有限公司 | A kind of better condensation reaction kettle of sealing performance |
| CN109876748A (en) * | 2019-04-04 | 2019-06-14 | 嘉兴缔华贸易有限公司 | A kind of novel chemical reaction kettle |
| CN211159718U (en) * | 2019-09-03 | 2020-08-04 | 高文贤 | Reaction kettle convenient for temperature regulation and control and used for chemical industry |
-
2021
- 2021-01-11 CN CN202110028882.2A patent/CN112354486A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100089074A1 (en) * | 2008-10-14 | 2010-04-15 | Sutton Gerald S | Apparatus and Method for Cooling an Outer Wall of Pipe |
| CN205199491U (en) * | 2015-12-15 | 2016-05-04 | 山东多友科技有限公司 | Aluminium colloidal sol generates reation kettle |
| CN107694372A (en) * | 2017-11-20 | 2018-02-16 | 成都尚智恒达科技有限公司 | A kind of annular heat exchange type chemical industry feed liquid cooling and stirring tank |
| CN208865649U (en) * | 2018-09-21 | 2019-05-17 | 山东成武中远化工有限公司 | A kind of better condensation reaction kettle of sealing performance |
| CN109876748A (en) * | 2019-04-04 | 2019-06-14 | 嘉兴缔华贸易有限公司 | A kind of novel chemical reaction kettle |
| CN211159718U (en) * | 2019-09-03 | 2020-08-04 | 高文贤 | Reaction kettle convenient for temperature regulation and control and used for chemical industry |
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Application publication date: 20210212 |