CN107837772A - A kind of reactor of temperature-controllable - Google Patents
A kind of reactor of temperature-controllable Download PDFInfo
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- CN107837772A CN107837772A CN201711049773.9A CN201711049773A CN107837772A CN 107837772 A CN107837772 A CN 107837772A CN 201711049773 A CN201711049773 A CN 201711049773A CN 107837772 A CN107837772 A CN 107837772A
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- kettle
- oil bath
- bath pipe
- spiral oil
- internal layer
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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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/18—Stationary reactors having moving elements inside
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
- B01F31/44—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement
- B01F31/441—Mixers with shaking, oscillating, or vibrating mechanisms with stirrers performing an oscillatory, vibratory or shaking movement performing a rectilinear reciprocating movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/20—Measuring; Control or regulation
- B01F35/21—Measuring
- B01F35/211—Measuring of the operational parameters
- B01F35/2115—Temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/40—Mounting or supporting mixing devices or receptacles; Clamping or holding arrangements therefor
- B01F35/43—Supporting receptacles on frames or stands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/50—Mixing receptacles
- B01F35/51—Mixing receptacles characterised by their material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/92—Heating or cooling systems for heating the outside of the receptacle, e.g. heated jackets or burners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/90—Heating or cooling systems
- B01F35/93—Heating or cooling systems arranged inside the receptacle
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
-
- 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
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00054—Controlling or regulating the heat exchange system
- B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
- B01J2219/00058—Temperature measurement
- B01J2219/00063—Temperature measurement of the reactants
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00076—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements inside the reactor
- B01J2219/00081—Tubes
-
- 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
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
- B01J2219/00094—Jackets
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The invention discloses a kind of reactor of temperature-controllable, including the support frame with cushioning effect, it is arranged on support frame upper kettle, the agitating device being arranged on kettle center line, the charging aperture for being arranged on kettle top and the discharging opening for being arranged on kettle bottom, also include the first spiral oil bath pipe and the second spiral oil bath pipe, the kettle includes outer layer kettle and internal layer kettle, bosh is formed between the outer layer kettle and internal layer kettle, temperature inductor is provided with the internal layer kettle, by making the flow direction of the oil bath of the first spiral oil bath pipe and the second spiral oil bath pipe opposite, the reactant in reactor can be made uniformly to be heated；By using bosh and the first spiral oil bath pipe, the second spiral oil bath pipe, it both can be that reactant heats, and can be the mixture cooling in course of reaction again, realize the accurate temperature control to the inside and outside dual of polymerisation.
Description
Technical field
The present invention relates to a kind of reactor, more particularly to a kind of reactor of temperature-controllable.
Background technology
Reactor is widely used in oil, chemical industry, rubber, agricultural chemicals, dyestuff, medicine, food, for completing to vulcanize, nitrifying,
The pressure vessel of the technical process such as hydrogenation, hydrocarbonylation, polymerization, condensation.
At present, the synthetic method of polymer is typically used several polymer reaction monomers being put into reactor simultaneously and carried out
Polymerisation.Polymer reaction monomer in polymerization process can neither endothermic nor exothermic, the choosing of the control of temperature to reactive material
Selecting property and yield have great role.Polymer reaction monomer needs the induced reaction that heats up during the course of the reaction, during beginning, enters
It is again highly exothermic, it is necessary to quickly remove heat after course of reaction.Its reaction speed is very sensitive to reaction temperature, and temperature is higher,
Reaction is faster, and heat release is more violent, and temperature gets over height, and speed is got in reaction, and heat release is fewer, therefore controls reaction temperature, is control
Reaction speed, improve the selectivity of reactive material and a key of yield；Meanwhile between several polymer monomers fully
A uniformly key technical problem of mixing and raising reaction efficiency.
Therefore, the present invention is in view of above-mentioned technological deficiency, by concentrating on studies and designing, synthesis is engaged in related production for many years for a long time
The experience and achievement of industry, research and design goes out the inside and outside regulation thermotonus kettle of one kind, to overcome above-mentioned technological deficiency.
The content of the invention
It is an object of the invention to：The phenomenon of accurate temperature controlling is unable to for aforesaid reaction vessel, causes polymerisation reaction speed
The problem of rate is difficult to control, the present invention provide a kind of temperature-controllable reactor.
The technical solution adopted by the present invention is as follows：A kind of reactor of temperature-controllable, including the support with cushioning effect
Frame, it is arranged on support frame upper kettle, the agitating device being arranged on kettle center line, the charging aperture for being arranged on kettle top and sets
The discharging opening in kettle bottom is put, in addition to the first spiral oil bath pipe and the second spiral oil bath pipe, the kettle include outer layer kettle
Body and internal layer kettle, form bosh between the outer layer kettle and internal layer kettle, the top of the outer layer kettle is provided with
Coolant outlet and bottom are provided with cooling water inlet, and the first valve is respectively arranged with the coolant outlet and cooling water inlet
Door, the side-walls in the internal layer kettle are provided with the first vertical spiral oil bath pipe, the side of the internal layer kettle
The top of wall is provided with the first spiral oil bath pipe import and bottom is provided with the outlet of the first spiral oil bath pipe, the first spiral oil
The second valve is provided with bath pipe import and the outlet of the first spiral oil bath pipe, another side-walls in the internal layer kettle
The second vertical spiral oil bath pipe is provided with, the top of another side wall of the internal layer kettle is provided with the second spiral oil bath pipe and gone out
Mouth and bottom are provided with the second spiral oil bath pipe import, and the second spiral oil bath pipe import and the second spiral oil bath pipe export
The 3rd valve is provided with, temperature inductor is provided with the internal layer kettle.
Reactant enters the inside of internal layer kettle by material inlet, makes the oil bath of heat continuously from the first spiral oil bath pipe
Import is flowed into the first spiral oil bath pipe and heated for reactant, then exports and flow out from the first spiral oil bath pipe, while makes the oil of heat
It is reactant heating that bath continuously flows into the second spiral oil bath pipe from the second spiral oil bath pipe import, then from the second spiral oil bath pipe
Outlet outflow, due to the first spiral oil bath pipe and the second spiral oil bath pipe oil bath flow direction on the contrary, can make in reactor
Reactant is uniformly heated, and with the progress of polymerisation, substantial amounts of heat is released in reaction, when temperature inductor detects mixture
Temperature when being higher than a certain value, signal is passed to control system, control system closes the second valve and the 3rd valve, simultaneously
The first valve is opened, makes what cooling water continued to be entered from cooling water inlet in bosh, to the mixture of internal layer kettle
Cooled, then cooling water is flowed out from coolant outlet, ensured the cooling water constant flow in bosh, cooling can be made
State keep optimal, so as to realize quick cooling, the mixture inside internal layer kettle is in temperature constant state, reacted
Quan Hou, product flow out from material outlet；By using bosh and the first spiral oil bath pipe, the second spiral oil bath pipe, both
It can be that reactant heats, can be the mixture cooling in course of reaction again, realize to the inside and outside dual of polymerisation
Accurate temperature control；By using agitating device, mixture can be made sufficiently to mix, make the temperature of the mixture of internal layer kettle everywhere
Degree is uniform；By using the support frame with cushioning effect, the vibrations of kettle can be reduced, avoid kettle from damaging.
Preferably, the agitating device includes two cylinders and the agitating shaft being arranged on inside internal layer kettle, described outer
Crossbeam is provided with the top of layer kettle, one end that the agitating shaft extends to the outside of outer layer kettle is fixed on crossbeam, is located at
Cylinder is respectively arranged with the roof of the outer layer kettle of agitating shaft both sides, the cylinder is connected by contraction pole with crossbeam, institute
State and multiple circular paddles are provided with agitating shaft.The upper and lower motion of expansion link is promoted by cylinder, expansion link drives stirring
Axle moves up and down in internal layer kettle, and agitating shaft drives circular paddle motion, can realize the sufficient stirring to reactant.
Preferably, multiple through holes are provided with every circular paddle.By being uniformly arranged on circular paddle
Multiple through holes can reduce the resistance of paddle up and down motion.
Preferably, support frame as described above is internally provided with 3~5 buffer stoppers.3~5 are set to delay in the inside of support frame
Rush block, can smaller reactor vibrations.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
Both can be that reactant heats 1. by using bosh and the first spiral oil bath pipe, the second spiral oil bath pipe,
It can be the mixture cooling in course of reaction again, realize the accurate temperature control to the inside and outside dual of polymerisation；
2. by making the flow direction of the oil bath of the first spiral oil bath pipe and the second spiral oil bath pipe on the contrary, can make in reactor
Reactant be uniformly heated；
3. by using the support frame with cushioning effect, the vibrations of kettle can be reduced, avoid kettle from damaging；
4. promoting the upper and lower motion of expansion link by cylinder, expansion link drives agitating shaft to be transported up and down in internal layer kettle
Dynamic, agitating shaft drives circular paddle motion, can realize the sufficient stirring to reactant；
5. the resistance that can reduce paddle by being uniformly arranged multiple through holes on circular paddle and move up and down.
Brief description of the drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the structural representation of invention；
Fig. 2 is the top view of circular paddle；
Reference：1- support frames, 2- kettlies, 3- agitating devices, 4- charging apertures, 5- discharging openings, 6- the first spiral oil baths
Pipe, 7- the second spiral oil bath pipes, 8- outer layer kettlies, 9- internal layer kettlies, 10- boshes, 11- coolant outlets, 12- cooling waters
Import, the valves of 13- first, 14- the first spiral oil bath pipe imports, the outlet of 15- the first spiral oil baths pipe, the valves of 16- second, 17-
Second spiral oil bath pipe exports, 18- the second spiral oil bath pipe imports, the valves of 19- the 3rd, 20- temperature inductors, 21- cylinders,
22- agitating shafts, 23- crossbeams, 24- contraction poles, 25- circle paddles, 26- through holes, 27- buffer stoppers.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
The present invention is elaborated with reference to Fig. 1, Fig. 2.
Embodiment 1
The technical solution adopted by the present invention is as follows：A kind of reactor of temperature-controllable, including the support with cushioning effect
Frame 1, it is arranged on the upper kettle 2 of support frame 1, the agitating device 3 being arranged on the center line of kettle 2, the charging for being arranged on the top of kettle 2
Mouth 4 and the discharging opening 5 for being arranged on the bottom of kettle 2, in addition to the first spiral oil bath pipe 6 and the second spiral oil bath pipe 7, the kettle
2 include outer layer kettle 8 and internal layer kettle 9, and bosh 10, the outer layer are formed between the outer layer kettle 8 and internal layer kettle 9
The top of kettle 8 is provided with coolant outlet 11 and bottom is provided with cooling water inlet 12, the coolant outlet 11 and cooling
The first valve 13 is respectively arranged with water inlet 12, the side-walls in the internal layer kettle 9 are provided with vertical first
Spiral oil bath pipe 6, the top of a side wall of the internal layer kettle 9 is provided with the first spiral oil bath pipe import 14 and bottom is provided with
It is provided with first spiral oil bath pipe outlet 15, the first spiral oil bath pipe import 14 and the first spiral oil bath pipe outlet 15
Second valve 16, another side-walls in the internal layer kettle 9 are provided with the second vertical spiral oil bath pipe 7, described interior
The top of another side wall of layer kettle 9 is provided with the second spiral oil bath pipe outlet 17 and bottom is provided with the second spiral oil bath pipe and entered
The 3rd valve 19 is provided with mouth 18, the second spiral oil bath pipe import 18 and the second spiral oil bath pipe outlet 17, it is described
Temperature inductor 20 is provided with internal layer kettle 9.
Reactant enters the inside of internal layer kettle 9 by material inlet, makes the oil bath of heat continuously from the first spiral oil bath
Pipe import 14 is flowed into the first spiral oil bath pipe 6 and heated for reactant, then from the outflow of the first spiral oil bath pipe outlet 15, makes simultaneously
It is reactant heating that the oil bath of heat continuously flows into the second spiral oil bath pipe 7 from the second spiral oil bath pipe import 18, then from second
Spiral oil bath pipe outlet 17 outflow, due to the first spiral oil bath pipe and the second spiral oil bath pipe oil bath flow direction on the contrary, can
The reactant in reactor is set uniformly to be heated, with the progress of polymerisation, substantial amounts of heat is released in reaction, works as temperature inductor
20 when detecting that the temperature of mixture is higher than a certain value, signal is passed to control system, control system makes the He of the second valve 16
3rd valve 19 is closed, while opens the first valve 13, makes what cooling water continued to enter cooling water from cooling water inlet 12
In groove 10, the mixture of internal layer kettle 9 is cooled, then cooling water is flowed out from coolant outlet 11, ensures bosh
Cooling water constant flow in 10, the state of cooling can be made to keep optimal, so as to realize quick cooling, make internal layer kettle 9
Internal mixture is in temperature constant state, and after reaction completely, product flows out from material outlet；By using bosh 10
With the first spiral oil bath pipe 6, the second spiral oil bath pipe 7, it both can be that reactant heats, and can be the mixing in course of reaction again
Thing cools, and realizes the accurate temperature control to the inside and outside dual of polymerisation；By using agitating device 3, mixture can be made
Sufficiently mixing, makes the temperature of the mixture of internal layer kettle 9 everywhere uniform；, can by using the support frame 1 with cushioning effect
To reduce the vibrations of kettle 2, kettle 2 is avoided to damage.
Embodiment 2
On the basis of embodiment 1, the agitating device 3 includes two cylinders 21 and is arranged on inside internal layer kettle 9
Agitating shaft 22, the top of the outer layer kettle 8 is provided with crossbeam 23, and the agitating shaft 22 extends to the outside of outer layer kettle 8
One end be fixed on crossbeam 23, cylinder 21 is respectively arranged with the roof of the outer layer kettle 8 of the both sides of agitating shaft 22, it is described
Cylinder 21 is connected by contraction pole 24 with crossbeam 23, and multiple circular paddles 25 are provided with the agitating shaft 22.Pass through gas
Cylinder 21 promotes the upper and lower motion of expansion link, and expansion link drives agitating shaft 22 to be moved up and down in internal layer kettle 9, the band of agitating shaft 22
Move circular paddle 25 to move, the sufficient stirring to reactant can be realized.
Further, multiple through holes 26 are provided with every circular paddle 25.By on circular paddle 25
The resistance of paddle up and down motion can be reduced by being uniformly arranged multiple through holes 26.
Embodiment 3
On the basis of embodiment 1, support frame as described above 1 is internally provided with 3~5 buffer stoppers 27.In support frame 1
Portion set 3~5 buffer stoppers 27, can smaller reactor vibrations.
Claims (4)
1. a kind of reactor of temperature-controllable, including the support frame with cushioning effect, it is arranged on support frame upper kettle, is arranged on
Agitating device on kettle center line, the discharging opening for being arranged on the charging aperture on kettle top and being arranged on kettle bottom, its feature
It is, in addition to the first spiral oil bath pipe and the second spiral oil bath pipe, the kettle includes outer layer kettle and internal layer kettle, described
Bosh is formed between outer layer kettle and internal layer kettle, the top of the outer layer kettle is provided with coolant outlet and bottom is set
Cooling water inlet is equipped with, the first valve is provided with the coolant outlet and cooling water inlet, close to the internal layer kettle
An interior side-walls are provided with the first vertical spiral oil bath pipe, and the top of a side wall of the internal layer kettle is provided with the first spiral shell
Rotation oil bath pipe import and bottom are provided with the outlet of the first spiral oil bath pipe, the first spiral oil bath pipe import and the first spiral oil
Bath pipe is provided with the second valve in outlet, and another side-walls in the internal layer kettle are provided with the second vertical spiral
Oil bath pipe, the top of another side wall of the internal layer kettle is provided with the outlet of the second spiral oil bath pipe and bottom is provided with the second spiral shell
Oil bath pipe import is revolved, the 3rd valve, institute are provided with the second spiral oil bath pipe import and the outlet of the second spiral oil bath pipe
State in internal layer kettle and be provided with temperature inductor.
2. the reactor of a kind of temperature-controllable according to claim 1, it is characterised in that the agitating device includes two
Cylinder and the agitating shaft being arranged on inside internal layer kettle, crossbeam are provided with the top of the outer layer kettle, the agitating shaft prolongs
The one end for reaching the outside of outer layer kettle is fixed on crossbeam, is set respectively on the roof of the outer layer kettle of agitating shaft both sides
There is cylinder, the cylinder is connected by contraction pole with crossbeam, and multiple circular paddles are provided with the agitating shaft.
3. the reactor of a kind of temperature-controllable according to claim 1, it is characterised in that on each circular paddle
It is provided with multiple through holes.
4. the reactor of a kind of temperature-controllable according to claim 1, it is characterised in that the inside of support frame as described above is set
There are 3~5 buffer stoppers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049773.9A CN107837772A (en) | 2017-10-31 | 2017-10-31 | A kind of reactor of temperature-controllable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711049773.9A CN107837772A (en) | 2017-10-31 | 2017-10-31 | A kind of reactor of temperature-controllable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107837772A true CN107837772A (en) | 2018-03-27 |
Family
ID=61681989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711049773.9A Withdrawn CN107837772A (en) | 2017-10-31 | 2017-10-31 | A kind of reactor of temperature-controllable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107837772A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521045A (en) * | 2019-01-16 | 2019-03-26 | 广西慧思通科技有限公司 | A kind of 3D printing analogue simulation metal material thermal contraction parameter measuring apparatus |
| CN111450558A (en) * | 2020-05-13 | 2020-07-28 | 安徽省明睿合成材料有限公司 | Dewatering device is used in production of industry glue |
| CN111871282A (en) * | 2020-07-29 | 2020-11-03 | 重庆方略精控金属制品有限公司 | Rough machining device for wire drawing |
| CN113041984A (en) * | 2021-03-29 | 2021-06-29 | 江苏华兴压力容器有限公司 | Wireless power supply dynamic heating type reaction kettle |
-
2017
- 2017-10-31 CN CN201711049773.9A patent/CN107837772A/en not_active Withdrawn
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109521045A (en) * | 2019-01-16 | 2019-03-26 | 广西慧思通科技有限公司 | A kind of 3D printing analogue simulation metal material thermal contraction parameter measuring apparatus |
| CN111450558A (en) * | 2020-05-13 | 2020-07-28 | 安徽省明睿合成材料有限公司 | Dewatering device is used in production of industry glue |
| CN111871282A (en) * | 2020-07-29 | 2020-11-03 | 重庆方略精控金属制品有限公司 | Rough machining device for wire drawing |
| CN113041984A (en) * | 2021-03-29 | 2021-06-29 | 江苏华兴压力容器有限公司 | Wireless power supply dynamic heating type reaction kettle |
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Application publication date: 20180327 |
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