CN206315487U - A kind of spray drying tower for being used to prepare redispersible latex powder - Google Patents
A kind of spray drying tower for being used to prepare redispersible latex powder Download PDFInfo
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- CN206315487U CN206315487U CN201621453763.2U CN201621453763U CN206315487U CN 206315487 U CN206315487 U CN 206315487U CN 201621453763 U CN201621453763 U CN 201621453763U CN 206315487 U CN206315487 U CN 206315487U
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Abstract
The utility model discloses a kind of spray drying tower for being used to prepare redispersible latex powder, including spray drying system and powder collection system, the spray drying system includes drying tower body (11), centrifugal spray device and hot air device, centrifugal spray device is used to input emulsion into drying tower body, hot air device is used to provide hot-air into drying tower body, powder collection system is used to collect the dried latex powder of spray-dried system, the spray drying tower also includes air purge set, the air purge set includes dry air compressor (31) and dry air distributor (32), dry air compressor is connected with dry air distributor, dry air distributor is arranged at dry tower body top edge and connected with portion in drying tower body, there is redispersible latex powder easily viscous wall so as to solve spray drying tower, caking, the problems such as by high temperature sintering, make product purity high, performance is good, operation hours is long.
Description
Technical field
The utility model belongs to spray drying device field, more particularly to a kind of to be used to prepare redispersible latex powder
Spray drying tower.
Background technology
Redispersible latex powder is to obtain polymer emulsion by emulsion polymerization, then spray-dried obtains polymer powder
End, after polymer powder is mixed by a certain percentage with water, can form stable polymer emulsion again.
At present, the mode of production of redispersible latex powder is mainly dried using atomizer, due to redispersible
The glass transition temperature of latex powder is relatively low, under spray drying temperature, used drying tower exist redispersible latex powder glue tower,
The problems such as caking, high temperature sintering, cause that its production capacity is relatively low, product purity is not high, tower wall cleaning is difficult, and this is people in the art
Member's urgent problem to be solved.
Utility model content
To solve above-mentioned technical problem present in existing equipment, the utility model provide it is a kind of it is new can for preparation
The spray drying tower of redispersibility latex powder, the spray drying tower it is possible to prevente effectively from redispersible latex powder glue tower, caking,
The problem of high temperature sintering, so as to lift the yield and product purity of redispersible latex powder.
Specifically, being achieved through the following technical solutions：A kind of spray drying for being used to prepare redispersible latex powder
Tower, including spray drying system and powder collection system, above-mentioned spray drying system include dry tower body, respectively with drying tower body
The centrifugal spray device and hot air device of connection, centrifugal spray device input emulsion into drying tower body, hot air device to
Hot-air is provided in drying tower body, powder collection system connection spray drying system is simultaneously collected through its dried latex powder, on
Stating spray drying tower also includes air purge set, and above-mentioned air purge set includes dry air compressor and dry air point
Orchestration, dry air compressor is connected with dry air distributor, and dry air distributor is arranged at dry tower body top edge
And connected with portion in drying tower body.
Further, above-mentioned dry air distributor includes dry air general import and even number dry air point import,
One end of dry air general import is connected with dry air compressor, and the other end is done with dry air point inlet communication, even number
Dry air point import is symmetricly set in dry tower body top edge and connected respectively with portion in drying tower body in pairs.
Further, above-mentioned spray drying system also includes assistant feeding device, and assistant feeding device includes powder conveying
Pump and powder shower nozzle, powder conveying pump are connected with powder shower nozzle, and powder shower nozzle is arranged at the top of dry tower body and with drying tower body
Inside connection.
Further, above-mentioned centrifugal spray device includes emulsion pumps, atomization motor and atomizer, and emulsion pumps spray with atomization
Head connection, atomizer is arranged at the top of dry tower body, and atomization motor is used to drive atomizer rotation at a high speed.
Further, above-mentioned hot air device includes the first air-introduced machine, air heater and hot-air distributor, and first draws
Blower fan is connected by air heater with hot-air distributor, and hot-air distributor is installed on atomizer periphery, air heating
Device is used to heat the air that the first air-introduced machine is introduced.
Further, above-mentioned powder collection system includes cyclone separator and feed bin, positioned at the drying for drying tower body bottom
Tower body material outlet is connected through the 5th air-introduced machine with feed bin, and cyclone inlet goes out with the hot blast below drying tower side
Mouth connection, cyclone separator material outlet is connected through the 4th air-introduced machine with feed bin.
Further, above-mentioned powder collection system also includes deduster, deduster entrance and cyclone separator gas vent
Connection, deduster material outlet is connected through the 3rd air-introduced machine with feed bin, and deduster gas outlet is provided with the second air-introduced machine.
Further, it is additionally provided with spin vibration sieve at the Hatch Opening of above-mentioned feed bin.
Further, surface is also covered with anti-stick coating in above-mentioned drying tower body.
Further, also including control unit and temperature sensor, said temperature sensor is used to determine in drying tower body
The temperature data in portion is simultaneously transmitted to control unit, and above-mentioned control unit controls dry air compressor rotating speed according to temperature data.
Spray drying tower in above-mentioned technical proposal, emulsion is atomized by centrifugal spray device, and from drying tower body top
Under portion's spray, meanwhile, hot-air is by hot air device also from drying at the top of tower body into portion, the emulsion liquid of atomization in drying tower body
Drop carries out the moisture evaporation in heat exchange, emulsion droplet with hot-air, and latex powder is dried within the extremely short time, along with
Hot-air downward spiral, from tower bottom output is dried, is collected by powder collection system.Because centrifugal spray device is in centrifugal atomization
During emulsion droplet, centrifugal force is very big, small part emulsion droplet dried after not as hot-air downward spiral enters drying tower
Body bottom, but got rid of still along centrifugation force direction to dry inner wall of tower.Can dispersed latex powder glass transition temperature
Relatively low, under higher drying temperature, latex powder is tacky, is easily sticked when being got rid of to dry inner wall of tower on inwall, and
With the progress of spray-drying process, caking, simultaneous high temperature sintering, denaturation, so as to cause final products purity are formed
Reduction, yield declines, and tower wall cleaning is difficult.And the spray drying tower in above-mentioned technical proposal, by dry air compressor and
Positioned at the dry air distributor of tower body top edge is dried by dry air portion in drying tower body, purging are inputted along tower wall
The latex powder to tower wall is got rid of, while reducing tower wall temperature, it is to avoid latex powder, by high temperature sintering, improves latex in tower wall
The yield and purity of powder, the step of omitting cleaning tower wall, in order to avoid the cleaning influence production efficiency that stops production.
In addition, dry air is purged and declined along tower wall, without interference with the air-flow for the hot-air for drying tower body top, but
Converge at the material outlet of tower body bottom with thermal current, so as to reduce the temperature of air at material outlet, reduce exit
The surface temperature of emulsion particle, it is to avoid outlet temperature is too high to cause the tacky caking of emulsion particle, influences the particle diameter of latex powder, final shadow
Ring the redispersible of latex powder.
Brief description of the drawings
Fig. 1 is one of them of the spray drying tower provided by the utility model for being used to prepare redispersible latex powder
The structural representation of embodiment.
Fig. 2 is the dry air provided by the utility model for being used to prepare the spray drying tower of redispersible latex powder
The structural representation of distributor.
Description of reference numerals：Dry tower body 11；Dry tower body material outlet 111；Hot-blast outlet 112；Emulsion pumps 121；Mist
Change motor 122；Atomizer 123；First air-introduced machine 131；Air heater 132；Hot-air distributor 133；Powder conveying pump
141；Powder shower nozzle 142；Feed bin 21；Cyclone separator 22；Cyclone inlet 221；Cyclone separator material outlet 222；
Cyclone separator gas vent 223；Deduster 23；Deduster entrance 231；Deduster material outlet 232；Deduster gas vent
233；5th air-introduced machine 24；4th air-introduced machine 25；3rd air-introduced machine 26；Second air-introduced machine 27；Spin vibration sieve 28；Rotary valve 29；It is dry
Dry air compressor 31；Dry air distributor 32；Dry air general import 321, dry air point import 322, annular air
Outlet 323.
Embodiment
In description of the present utility model, it is to be understood that unless otherwise clearly defined and limited, term " the
One ", " second " etc. is only used for describing purpose, and it is not intended that indicating or implying relative importance or implicit indicate indicated
Technical characteristic quantity.Thus, define " first ", the feature of " second " can express or implicitly include one or
More this feature.
The orientation or position of the instruction such as " on ", " under ", "front", "rear", "left", "right", " top ", " bottom ", " interior ", " outer " are closed
System is for only for ease of description the utility model and simplifies description, rather than indicates or imply that the device or element of meaning must have
There is specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
Fisrt feature second feature it " on " or it " under " can directly be contacted including the first and second features, can also
It is not direct contact but by the other characterisation contact between them including the first and second features.Moreover, fisrt feature
Second feature " on ", " top " and " above " include fisrt feature directly over second feature and oblique upper, or only table
Show that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " include the
One feature is immediately below second feature and obliquely downward, or is merely representative of fisrt feature level height less than second feature.
Term " installation ", " connection " etc. should be interpreted broadly, for example, it may be being fixedly connected or detachably connecting
Connect, or be integrally connected；Can be mechanical connection or electrical connection；Can be joined directly together, middle matchmaker can also be passed through
Jie is indirectly connected to, and can be the connection of two element internals.For the ordinary skill in the art, can be according to specific
Situation understands concrete meaning of the above-mentioned term in the utility model.
In order that those skilled in the art more fully understand the utility model scheme, below in conjunction with the accompanying drawings and specific implementation
The utility model is described in further detail for mode.
Incorporated by reference to Fig. 1, it is used to prepare redispersible latex powder there is provided a kind of in a specific embodiment
Spray drying tower, including spray drying system and powder collection system, spray drying system include dry tower body 11, respectively with doing
The centrifugal spray device and hot air device of dry tower body connection, centrifugal spray device input emulsion into dry tower body 11, and heat is empty
Device of air provides hot-air into dry tower body 11；Powder collection system connects spray drying system and the breast of collection after drying
Rubber powder；Also include air purge set, air purge set includes dry air compressor 31 and dry air distributor 32, does
Dry air compressor 31 is connected with dry air distributor 32, and dry air distributor 32 is arranged at the dry top edge of tower body 11
And connected with drying the inside of tower body 11.
Spray drying tower in above-mentioned technical proposal, emulsion is atomized by centrifugal spray device, and from dry tower body 11
Under the spray of top, meanwhile, hot-air is also entered by hot air device from the dry top of tower body 11 to be dried inside tower body 11, atomization
Emulsion droplet carries out the moisture evaporation in heat exchange, emulsion droplet with hot-air, and latex powder is dried within the extremely short time,
Along with hot-air downward spiral, from tower bottom output is dried, collected by powder collection system.Due to centrifugal spray device from
During heart emulsions sprayed drop, centrifugal force is very big, small part emulsion droplet dried after not with hot-air downward spiral enter
The bottom of tower body 11 is dried, but is got rid of still along centrifugation force direction to drying on the inwall of tower body 11, tower body 11 is especially dried
On the inwall of top half.The glass transition temperature of redispersible latex powder is relatively low, under higher drying temperature, latex powder
It is tacky, easily sticked when being got rid of to dry inner wall of tower on inwall, and with the progress of spray-drying process, caking is formed,
Simultaneous high temperature sintering, denaturation, so as to cause the reduction of final products purity, yield declines, and tower wall cleaning is difficult.And it is above-mentioned
Spray drying tower in technical scheme, by dry air compressor 31 and positioned at the dry air for drying the top edge of tower body 11
Dry air is inputted and dried inside tower body 11 by distributor 32 along tower wall, and purging is got rid of the latex powder to tower wall, together
When reduce tower wall temperature, it is to avoid latex powder by high temperature sintering, improves the yield and purity of latex powder in tower wall, omits cleaning tower
The step of wall.
In addition, dry air is purged and declined along tower wall, without interference with the air-flow for the hot-air for drying the top of tower body 11, and
It is to converge at the material outlet of tower body bottom with thermal current, so that the temperature of air at material outlet is reduced, reduction outlet
Locate the surface temperature of emulsion particle, it is to avoid outlet temperature is too high to cause the tacky caking of emulsion particle, influences the particle diameter of latex powder, finally
Influence the redispersible of latex powder.
Further, incorporated by reference to Fig. 2, dry air distributor 32 includes dry air general import 321 and even number is dried
Air point import 322, dry air general import 321 is connected with one end with dry air compressor 31, the other end and dry air
Point import 321 is connected, even number dry air point import 321 be symmetricly set in pairs the dry top edge of tower body 11 and respectively with
Portion is connected in drying tower body.
Further, above-mentioned dry air distributor 32 also includes ring-shaped air outlet 323, ring-shaped air outlet 323
Drying along the inwall setting for drying tower body at the top of tower body, dry air point import 321 is by ring-shaped air outlet 323 with drying
Connected inside tower body.
By being symmetrical arranged even number dry air point import 322, Ke Yiquan on the top edge of tower body 11 is dried
Tower wall is purged to face, further avoids latex powder from gluing wall, the situation of caking.Simultaneously so that dry air is downward along tower wall, exist
Dry when the bottom of tower body 11 is converged with hot-air and be more uniformly distributed, will not be because only that locally lying in the relatively low dry sky of temperature
Gas and cause more serious cold-hot air convection, influence hot-air script flow direction.And by setting ring-shaped air outlet 323,
Comprehensive degree of dry air purging can further be lifted.It is preferred that, 6 dry airs point import is set, drying can be caused
Air pressure is more average in air distributor 32.
Further, in another embodiment, spray drying system also includes assistant feeding device, and auxiliary agent adds
Feeder apparatus includes powder conveying pump 141 and powder shower nozzle 142, and powder conveying pump 141 is connected with powder shower nozzle 142, powder shower nozzle
142 are arranged at the dry top of tower body 11 and are connected with drying the inside of tower body 11.
Auxiliary agent can be powder anti-caking agent or other powder auxiliary agents etc., be carried out according to the actual demand of product
Addition.Quantitative auxiliary agent is delivered at powder shower nozzle 142 by powder conveying pump 141, and sprays into dry tower body by powder shower nozzle 142
Inside 11, so as to just uniformly be mixed with latex powder in spray-drying process, further prevent that dispersibility latex powder from bonding tower
Wall, prevents that latex powder caking from blocking dry tower body material outlet 111；Other auxiliary agent addition steps are eliminated simultaneously, are carried significantly
Production efficiency has been risen, production cost has been reduced.
Further, in another embodiment, centrifugal spray device includes emulsion pumps 121, atomization motor 122
With atomizer 123, emulsion pumps 121 are connected with atomizer 123, and atomizer 123 is arranged at the dry top of tower body 11, atomization
Motor 122 is used to drive atomizer 123 to rotate at a high speed.
Atomizer 123 rotates at a high speed under the driving of atomization motor 122, will input atomizer by emulsion pumps 121
123 emulsion is atomized into droplet, and droplet is under the influence of centrifugal force from dry tower body 11 top down sides surrounding churning.It is excellent
Choosing, above-mentioned atomizer 123 can be using the atomizer rotated at a high speed, and rotating speed reaches 22000~24000 revs/min, vibration
It is small so that the redispersible latex powder particle diameter prepared is small, is evenly distributed, and redispersible is good.
Further, hot air device includes the first air-introduced machine 131, air heater 132 and hot-air distributor 133,
First air-introduced machine 131 is connected by air heater 132 with hot-air distributor 133, and hot-air distributor 133 is arranged at atomization
The periphery of shower nozzle 123, air heater 132 is used to heat the air that the first air-introduced machine 131 is introduced.
Extraneous air is delivered to air heater 132 by the first air-introduced machine 131, after being heated via air heater 132, then
By the distribution of hot-air distributor 133, even into dry tower body 11 around the atomizer 123 for drying the top of tower body 11
Interior, the emulsion droplet of the redispersibility latex powder with being sprayed in atomizer 123 carries out heat exchange.It is preferred that being heated through air
Temperature after device 132 is heated is 110-180 DEG C.
Further, powder collection system includes cyclone separator 22 and feed bin 21, positioned at the thing for drying the bottom of tower body 11
Material outlet is connected through the 5th air-introduced machine 24 with feed bin 21, cyclone inlet 221 and the heat positioned at the dry side-lower of tower body 11
Wind outlet 112 is connected, and cyclone separator material outlet 222 is connected through the 4th air-introduced machine 25 with feed bin 21.
The latex powder obtained after spray drying, it is most of due to Action of Gravity Field, from the drying tower body for drying the bottom of tower body 11
Material outlet 111 is exported, by further pumping for the 5th air-introduced machine 24, is collected into feed bin 21；Small part latex powder with
Hot-air is exported from the hot-blast outlet 112 for drying the side-lower of tower body 11, and gas solid separation is carried out into cyclone separator 22, and the
Feed bin 21 is collected under the pumping of four air-introduced machines 25, so as to improve the yield of latex powder.
Further, powder collection system also includes deduster 23, deduster entrance 231 and cyclone separator gas vent
223 connections, deduster material outlet 232 connected through the 3rd air-introduced machine 26 with feed bin 21, and the is provided with deduster gas vent 233
Two air-introduced machines 27.
Still with small part latex powder particles in tail gas after the gas solid separation of cyclone separator 22, it is impossible to directly arrange
Enter in air.Therefore, by setting deduster 23, this partial tail gas to be carried out to a gas solid separation again, latex powder particles are
Feed bin 21 is collected under the pumping of three air-introduced machines 26, so that the yield of latex powder is further improved, while by the tail of dedusting
Gas is discharged to the outside by the second air-introduced machine 27, it is to avoid pollution environment.
Further, it is additionally provided with spin vibration sieve 28 at the Hatch Opening of feed bin 21.Spin vibration sieve 28 can install the screen cloth of different meshes,
So that can be in dispersed latex powder particle diameter within controlled range.
Further, dry the inner surface of tower body 11 and be also covered with anti-stick coating.Anti-stick coating is preferably polytetrafluoroethylene (PTFE) painting
Layer or ceramic coating, coating layer thickness are preferably 0.04~0.05mm.It can further mitigate redispersible by anti-stick coating
Property latex powder bond tower wall problem, eliminate because be bonded in tower wall redispersible latex powder decomposition discoloration cause product Huang black
The quality problems such as point impurity.
Further, above-mentioned spray drying tower also includes control unit and temperature sensor, and temperature sensor is used to determine
Dry the temperature data inside tower body 11 and transmit to control unit, control unit controls dry air to compress according to temperature data
The rotating speed of machine 31.
Above-mentioned temperature sensor can include first sensor, second sensor and 3rd sensor, determine dry respectively
The temperature data at three positions of upper, middle and lower in dry tower body 11.Control unit controls dry air compressor 31 according to temperature data
Rotating speed, for example, when temperature data is higher than preset value, control unit improves the rotating speed of dry air compressor 31, increases purge column
The dry air amount of wall, accelerates purging, and the temperature in tower body 11 is dried in reduction；When the temperature data measured is less than preset value,
Control unit reduces the rotating speed of dry air compressor 31, the air capacity of purging tower wall is reduced, so that temperature recovery in tower body
To preset value.
Further, control unit can also control the flow of emulsion by controlling the rotating speed of emulsion pumps 121；Control is single
Member can also control the flow of powder auxiliary agent by controlling the rotating speed of powder conveying pump 141；Control unit can also pass through control
The power of air heater 132 controls atomization temperature；Control unit can also by control the vibration frequency of spin vibration sieve 28 come
Adjust the screening effect of vibratory sieve.
In addition, drying tower body material outlet 111, cyclone separator material outlet 222 and deduster material outlet 232 also
Provided with rotary valve 29.Further, control unit can also control rotary valve discharging speed by controlling the aperture of rotary valve 29
Degree.
Finally it should be noted that：Various embodiments above is only to help to understand that the technical solution of the utility model and core are thought
Think, rather than its limitations；Although the utility model is described in detail with reference to foregoing embodiments, this area it is common
Technical staff should be understood：It can still modify to the technical scheme described in foregoing embodiments, or to wherein
Some or all of technical characteristic carries out equivalent, and these modifications or replacement also fall into the utility model claim
In protection domain.
Claims (10)
1. a kind of spray drying tower for being used to prepare redispersible latex powder, including spray drying system and powder collect system
System, the spray drying system includes the centrifugal spray device and hot-air dried tower body (11), connected respectively with dry tower body
Device, centrifugal spray device inputs emulsion into drying tower body, and hot air device provides hot-air into drying tower body, and powder is received
Collecting system connects spray drying system and collected through its dried latex powder, it is characterised in that the spray drying tower is also wrapped
Air purge set is included, the air purge set includes dry air compressor (31) and dry air distributor (32), does
Dry air compressor is connected with dry air distributor, dry air distributor be arranged at dry tower body top edge and with drying
Connected inside tower body.
2. the spray drying tower according to claim 1 for being used to prepare redispersible latex powder, it is characterised in that described
Dry air distributor includes dry air general import (321) and even number dry air point import (322), and dry air always enters
One end of mouth is connected with dry air compressor, the other end and dry air point inlet communication, even number dry air point import
Dry tower body top edge is symmetricly set in pairs and is connected respectively with portion in drying tower body.
3. the spray drying tower according to claim 1 for being used to prepare redispersible latex powder, it is characterised in that described
Spray drying system also includes assistant feeding device, and assistant feeding device includes powder conveying pump (141) and powder shower nozzle
(142), powder conveying pump is connected with powder shower nozzle, and powder shower nozzle is arranged at the top of dry tower body and connected with portion in drying tower body
It is logical.
4. the spray drying tower according to claim 1 for being used to prepare redispersible latex powder, it is characterised in that described
Centrifugal spray device includes emulsion pumps (121), atomization motor (122) and atomizer (123), and emulsion pumps connect with atomizer
Connect, atomizer is arranged at the top of dry tower body, atomization motor is used to drive atomizer rotation at a high speed.
5. the spray drying tower according to claim 4 for being used to prepare redispersible latex powder, it is characterised in that described
Hot air device includes the first air-introduced machine (131), air heater (132) and hot-air distributor (133), and the first air-introduced machine leads to
Cross air heater to be connected with hot-air distributor, hot-air distributor is installed on atomizer periphery, air heater is used for
Heat the air of the first air-introduced machine introduction.
6. being used for according to claim any one of 1-5 prepares the spray drying tower of redispersible latex powder, its feature
It is that the powder collection system includes cyclone separator (22) and feed bin (21), positioned at the drying tower body for drying tower body bottom
Material outlet (111) is connected through the 5th air-introduced machine (24) with feed bin, and cyclone inlet (221) is with being located under drying tower side
Hot-blast outlet (112) connection of side, cyclone separator material outlet (222) is connected through the 4th air-introduced machine (25) with feed bin.
7. the spray drying tower according to claim 6 for being used to prepare redispersible latex powder, it is characterised in that described
Powder collection system also includes deduster (23), and deduster entrance (231) is connected with cyclone separator gas vent (223), removed
Dirt device material outlet (232) is connected through the 3rd air-introduced machine (26) with feed bin, and deduster gas vent (233) place is provided with the second air inducing
Machine (27).
8. the spray drying tower according to claim 6 for being used to prepare redispersible latex powder, it is characterised in that described
Spin vibration sieve (28) is additionally provided with the Hatch Opening of feed bin.
9. the spray drying tower according to claim 6 for being used to prepare redispersible latex powder, it is characterised in that described
Surface is also covered with anti-stick coating in drying tower body.
10. the spray drying tower according to claim 6 for being used to prepare redispersible latex powder, it is characterised in that also
Including control unit and temperature sensor, the temperature sensor be used to determining in drying tower body the temperature data in portion and transmit to
Control unit, described control unit controls dry air compressor rotating speed according to temperature data.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621453763.2U CN206315487U (en) | 2016-12-28 | 2016-12-28 | A kind of spray drying tower for being used to prepare redispersible latex powder |
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| CN201621453763.2U CN206315487U (en) | 2016-12-28 | 2016-12-28 | A kind of spray drying tower for being used to prepare redispersible latex powder |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107335244A (en) * | 2017-09-05 | 2017-11-10 | 临颍路得生物科技有限公司 | It is spray-dried combined mist device and combined mist method |
| CN109499476A (en) * | 2017-09-15 | 2019-03-22 | 中国石油化工股份有限公司 | Cohesive powders body prepares system and method |
| CN109589869A (en) * | 2018-12-26 | 2019-04-09 | 无锡市林洲干燥设备有限公司 | Continous way press atomization boiling granulating drying system |
| CN110860331A (en) * | 2019-11-18 | 2020-03-06 | 安徽弘泰精密机械科技有限公司 | 3D prints with wax powder preparation system |
| CN113209907A (en) * | 2021-06-04 | 2021-08-06 | 江西斯米克陶瓷有限公司 | Control method for ceramic spray drying tower |
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| CN118320445A (en) * | 2024-06-12 | 2024-07-12 | 山东卓俊实业有限公司 | Spray drying tower for preparing redispersible emulsion powder |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107335244A (en) * | 2017-09-05 | 2017-11-10 | 临颍路得生物科技有限公司 | It is spray-dried combined mist device and combined mist method |
| CN109499476A (en) * | 2017-09-15 | 2019-03-22 | 中国石油化工股份有限公司 | Cohesive powders body prepares system and method |
| CN109499476B (en) * | 2017-09-15 | 2022-03-29 | 中国石油化工股份有限公司 | System and method for preparing viscous powder |
| CN109589869A (en) * | 2018-12-26 | 2019-04-09 | 无锡市林洲干燥设备有限公司 | Continous way press atomization boiling granulating drying system |
| CN110860331A (en) * | 2019-11-18 | 2020-03-06 | 安徽弘泰精密机械科技有限公司 | 3D prints with wax powder preparation system |
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| CN113218164A (en) * | 2021-05-08 | 2021-08-06 | 彦旭磊 | Automatic cleaning and airing all-in-one machine for traditional Chinese medicinal materials |
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Effective date of registration: 20200427 Granted publication date: 20170711 |