CN108195139A - A kind of natural feather fluidization drying device - Google Patents
A kind of natural feather fluidization drying device Download PDFInfo
- Publication number
- CN108195139A CN108195139A CN201711466866.1A CN201711466866A CN108195139A CN 108195139 A CN108195139 A CN 108195139A CN 201711466866 A CN201711466866 A CN 201711466866A CN 108195139 A CN108195139 A CN 108195139A
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- China
- Prior art keywords
- fluidized bed
- air supply
- natural feather
- drying device
- supply port
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
- F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
- F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
- F26B3/082—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed arrangements of devices for distributing fluidising gas, e.g. grids, nozzles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/003—Supply-air or gas filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/12—Velocity of flow; Quantity of flow, e.g. by varying fan speed, by modifying cross flow area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/001—Handling, e.g. loading or unloading arrangements
- F26B25/002—Handling, e.g. loading or unloading arrangements for bulk goods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
Abstract
The invention belongs to fluidization drying device domain variabilities to disclose a kind of natural feather fluidization drying device；Including feed hopper, pedestal, pressure fan, exhaust fan, the pressure fan is connect with heating furnace, and heating furnace is connect by air supply duct with the first fluidized bed and second fluidized bed, and junction is equipped with the first air supply port and the second air supply port；The feed hopper crosses charging line and the connection of the first fluidized bed and second fluidized bed, and junction is additionally provided with the first feeding gate and the second feeding gate；The first fluidized bed and second fluidized bed are also connect by discharge pipe with Material collecting box for harvesting, and Material collecting box for harvesting is connect with exhaust fan；Discharge pipe and the junction of the first fluidized bed and second fluidized bed are additionally provided with the first discharge door and the second discharge door.Device proposed by the invention, improves work efficiency, and accelerates operating rate, can be automatically brought into operation, and low energy consumption, fast drying and simple in structure, easy to maintain, has extensive practical value in Eider down processing manufacturing.
Description
Technical field
The present invention relates to fluidization drying device technical fields, and in particular to a kind of natural feather fluidization drying device.
Background technology
China is natural feather production and consumption big country at present, and the rough estimates country has family more than 1,000 to be engaged in Eider down processing work
Relevant enterprise.Natural feather production will generally pass through the processing steps such as degreasing, drying, sorting, and wherein natural feather drying is very important
One ring, it directly affects the quality of product.Natural feather drying in the country's mainly has direct drying method and tumble drying method at present；Directly dry in the air
Solarization method is referred to that dry natural feather will be needed to place in the sun, is dried using the method for solar exposure, this method is bullied
As condition is affected and rate of drying is slower；And natural feather is placed on rotary drum drying machine by tumble drying method using rotary drum drying machine
In, it is dried using high temperature, the drying means high energy consumption, efficiency is low, yield is small, product quality is low, and dry natural feather exists
The shortcomings that degree of drying is difficult to control, easily dry excessive or drying are not thorough.
Fluidized drying technology is a kind of dry technology that new development in recent years is got up, it is dry using hot wind as dry medium
Material is in fluidization in the process, and gas-particle two-phase contact area is big, and along with material acutely disturbs, heat and mass is efficient, because
Low energy consumption for this, fast drying, has been widely used for the industries such as chemical industry, medicine, food, building materials.
The entitled natural feather fluidized bed drying device Chinese utility model patents of application number CN201320595067.5 disclose
A kind of natural feather fluidized bed drying device, the utility model disclose a kind of natural feather fluidized bed drying device, include air filtration
Device, air blower, flow control valve, heater, shut-off valve, fluid bed, material discharging machine, cyclone separator, filter and exhaust fan, institute
The air filter connection air blower stated, air blower connection heater are equipped between the air blower and heater
Flow control valve, heater connection fluid bed, is equipped with shut-off valve, the stream between the heater and fluid bed
Change bed connection material discharging machine, material discharging machine connection cyclone separator, the cyclone separator is connected to exhaust fan.The practicality
Novel proposed equipment is unable to need that manually equipment is stopped between autofeed and two tasks, then changes one again
Criticizing needs dry natural feather, exists and improves production efficiency unobvious, accelerates the unconspicuous defect of speed of production.In view of the prior art
In many defects, so how to provide, a kind of high degree of automation, production efficiency is high, fireballing natural feather fluidized drying dress
It puts, is those skilled in the art's problem to be solved.
Invention content
The present invention need to be further improved for the degree of automation in prior art, the difficult point of low production efficiency, be provided
A kind of natural feather fluidization drying device.
The present invention using following technical scheme in order to solve the above technical problems, realized：
A kind of natural feather fluidization drying device is designed, including feed hopper, pedestal, pressure fan, exhaust fan, the feed hopper leads to
It crosses stent to be fixed on pedestal, the pressure fan is located at Its lower side, and pressure fan is connect with heating furnace, and the heating furnace leads to
It crosses air supply duct to connect respectively with the bottom of the first fluidized bed and second fluidized bed, and the air supply duct and the first fluidized bed
The first air supply port and the second air supply port are additionally provided with the junction of second fluidized bed；The feed hopper bottom end passes through charging line
It is connect respectively with the bottom of the first fluidized bed and second fluidized bed, and the charging line and the first fluidized bed and the second fluidisation
The junction of bed is additionally provided with the first feeding gate and the second feeding gate；The first fluidized bed and the bottom of second fluidized bed are also logical
It crosses discharge pipe to connect with Material collecting box for harvesting, the Material collecting box for harvesting is also connect with exhaust fan；The discharge pipe and the first fluidized bed
The first discharge door and the second discharge door are additionally provided with the junction of second fluidized bed；The first fluidized bed and second fluidized bed
Top is respectively equipped with the first air outlet and the second air outlet；
The natural feather fluidization drying device further includes controller, controller control pressure fan, exhaust fan, heating
Stove, the first air supply port, the second air supply port, the first feeding gate, the second feeding gate, the first discharge door and the work of the second discharge door.
Operation principle：First, natural feather to be dried is put into feed hopper, then starts controller, controller startup is sent
Wind turbine, heating furnace work, open simultaneously the first air supply port, the second air supply port, the first feeding gate and the second feeding gate, hot wind are sent
To the first fluidized bed and second fluidized bed, air velocity is larger in the first fluidized bed and second fluidized bed at this time, and air pressure reduces,
Natural feather in charging line will be delivered to the first fluidized bed and by atmospheric pressure by the first feeding gate and the second feeding gate
In two fluid beds, when conveying into after the first fluidized bed and second fluidized bed, controller is closed first within the time of setting and is given
Bin gate and the second feeding gate carry out fluidisation drying, after drying terminates, controller according to the temperature and wind speed of setting to natural feather
Out-of-blast machine, heating furnace work simultaneously close off the first air supply port and the second air supply port and start exhaust fan work, then open the
One discharge door and the second discharge door extract air formation negative pressure state using exhaust fan and dried natural feather are evacuated to Material collecting box for harvesting
In, complete first time drying program；Then controller restarts pressure fan, heating furnace work, opens simultaneously the first air supply port, the
Two air supply ports, the first feeding gate and the second feeding gate carry out second and take out the dry work of material, so circulation is gone down.
Meanwhile the present apparatus can also set the first fluidized bed and second fluidized bed to take turns to operate：When the first fluidized bed is flowing
When changing dry, controller closes the second air supply port and the second feeding gate, opens the second discharge door, starts exhaust fan and carries out second
Change the discharge work of bed, discharge closes the second discharge door after terminating, and opens the second air supply port and the charging of the second feeding gate, charging
While open the first discharge door and close the first air supply port and the first feeding gate and carry out discharge work.At this point, second fluidized bed
Carrying out charging and fluidized drying work；After first fluidized bed discharge terminates, second fluidized bed also fluidized drying knot
Beam goes to first fluidized bed fluidized drying, second fluidized bed discharge.And so on, equipment automatic running will not shut down operation,
And the speed and efficiency of drying are improved largely.
Preferably, the first airstrainer is equipped at first air outlet, the is equipped at second air outlet
Two airstrainers, first airstrainer and the first airstrainer can prevent wind speed from crossing senior general's natural feather and blow to
Other than one fluid bed and second fluidized bed.
Preferably, the pressure fan inlet side is equipped with third airstrainer, and the Material collecting box for harvesting is connect with exhaust fan
Place is additionally provided with the 4th airstrainer, and the third air filtration net filtration enters in the first fluidized bed and second fluidized bed
Air avoids introducing impurity and dust, influences product quality；The air of the 4th air filtration net filtration blowout, reduces
Pollution to atmospheric environment.
Preferably, the feed hopper is fed by belt system, and automatic feed can be realized by belt system,
The intensity of worker's work is reduced, accelerates operating speed.
Preferably, air temperature of the pressure fan by heating furnace discharge is 90-110 DEG C, and stove air temperature is excessively high easily
Natural feather is caused to overflow grease, carbonization phenomenon occurs, influences its product quality, temperature is too low to reduce dry speed.
Preferably, temperature sensor and humidity sensor are respectively equipped in the first fluidized bed and second fluidized bed；
The temperature sensor and humidity sensor is connect with controller, and the first fluidized bed can be monitored in real time equipped with temperature sensor
With the temperature in second fluidized bed, avoid too high or too low for temperature in the first fluidized bed and second fluidized bed influencing dry work；
The humidity in the first fluidized bed and second fluidized bed can be monitored in real time equipped with humidity sensor, when humidity is reduced to certain value
When, just illustrate to have dried to finish.
Preferably, the first fluidized bed and second fluidized bed height are higher than the height of Material collecting box for harvesting, work as the first fluidized bed
It can be entered in Material collecting box for harvesting with the natural feather after convenient and dry when being higher than Material collecting box for harvesting with second fluidized bed height.
Preferably, the air inlet wind speed of first air supply port and the second air supply port be 0.5-0.7m/s, the excessively high meeting of wind speed
Increase energy consumption and easily make outside natural feather blowout fluid bed；Wind speed is too low to blow afloat natural feather, can influence its fluidized drying effect.
A kind of natural feather fluidization drying device proposed by the present invention, advantageous effect are：
(1) device proposed by the invention by setting there are two fluid bed, can accelerate rate of drying, and dry
It is dried and is worked with discharge in turn in the process so that equipment is implemented without the function of shutting down at work, improves work
Efficiency accelerates operating rate；
(2) device proposed by the invention controls the first feeding gate and the second feeding gate by controller, when pressure fan to
In the first fluidized bed and second fluidized bed during air-supply, carried out automatically using the negative pressure formed in the first fluidized bed and second fluidized bed
Filler works；
(3) device proposed by the invention controls the work of each associated components by controller, according to setting program from
Dynamic to be operated, and the gas-particle two-phase contact area in fluid bed is big, along with material acutely disturbs, heat and mass is efficient,
Therefore low energy consumption, fast drying and simple in structure, easy to maintain, has extensive practical value in Eider down processing manufacturing.
Description of the drawings
The present invention is described in further detail for embodiment in below in conjunction with the accompanying drawings, but does not form to the present invention's
Any restrictions.
Fig. 1 is the structure diagram of apparatus of the present invention.
In figure：Feed hopper 1, pedestal 2, pressure fan 3, exhaust fan 4, stent 5, heating furnace 6, air supply duct 7, the first fluidized bed
8th, second fluidized bed 9, the first air supply port 10, the second air supply port 11, charging line 12, the first feeding gate 13, the second feeding gate 14,
Discharge pipe 15, Material collecting box for harvesting 16, the first discharge door 17, the second discharge door 18, the first air outlet 19, the second air outlet 20, first
Airstrainer 21, the second airstrainer 22, third airstrainer 23, the 4th airstrainer 24, belt system 25.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.
Embodiment one
Refering to shown in attached drawing 1, a kind of natural feather fluidization drying device of the invention, including feed hopper 1, pedestal 2, pressure fan 3,
Exhaust fan 4, the feed hopper 1 are fixed in by stent 5 on pedestal 2, the feed hopper 1 by belt system 25 into
Material；The pressure fan 3 is located at 2 downside of pedestal, and pressure fan 3 is connect with heating furnace 6, and the pressure fan 3 passes through 6 row of heating furnace
The air temperature gone out is 100 DEG C；The heating furnace 6 passes through air supply duct 7 and the first fluidized bed 8 and the bottom of second fluidized bed 9
It connects respectively, and the air supply duct 7 and the junction of the first fluidized bed 8 and second fluidized bed 9 are additionally provided with the first air supply port
10 and second air supply port 11；1 bottom end of feed hopper passes through charging line 12 and the first fluidized bed 8 and second fluidized bed 9
Bottom connects respectively, and the junction of the charging line 12 and the first fluidized bed 8 and second fluidized bed 9 be additionally provided with first to
13 and second feeding gate 14 of bin gate；The first fluidized bed 8 and the bottom of second fluidized bed 9 also pass through discharge pipe 15 and collection
Hopper 16 connects, and the Material collecting box for harvesting 16 is also connect with exhaust fan 4, in the first fluidized bed 8 and second fluidized bed 9 respectively
Equipped with temperature sensor and humidity sensor, the first fluidized bed 8 and 9 height of second fluidized bed are higher than the height of Material collecting box for harvesting 16
Degree；The temperature sensor and humidity sensor is connect with controller；The discharge pipe 15 and the first fluidized bed 8 and the
The junction of two fluid beds 9 is additionally provided with the first discharge door 17 and the second discharge door 18；The first fluidized bed 8 and second fluidizes
9 top of bed is respectively equipped with the first air outlet 19 and the second air outlet 20；The first air mistake is equipped at first air outlet 19
Strainer 21 is equipped with the second airstrainer 22 at second air outlet 20；It is empty that 3 inlet side of pressure fan is equipped with third
Gas filter screen 23, the Material collecting box for harvesting 16 are additionally provided with the 4th airstrainer 24 with 4 junction of exhaust fan.
The natural feather fluidization drying device further includes controller, and controller control pressure fan 3, adds exhaust fan 4
Hot stove 6, the first air supply port 10, the second air supply port 11, the first feeding gate 13, the second feeding gate 14, the first discharge door 17 and second
Discharge door 18 works, and the air inlet wind speed of first air supply port 10 and the second air supply port 11 is 0.6m/s.
Operation principle：
First, natural feather to be dried is delivered in feed hopper 1 by belt system 25, then starts controller, controlled
Device processed starts pressure fan 3, heating furnace 6 works, and opens simultaneously the first air supply port 10, the second air supply port 11,13 and of the first feeding gate
Second feeding gate 14 send hot wind in the first fluidized bed 8 and second fluidized bed 9, at this time the first fluidized bed 8 and second fluidized bed
Air velocity is larger in 9, and air pressure reduces, and atmospheric pressure will be by the first feeding gate 13 and the second feeding gate 14 by charging line
Natural feather in 12 is delivered in the first fluidized bed 8 and second fluidized bed 9, when convey into the first fluidized bed 8 and second fluidized bed 9 with
Afterwards, controller closes the first feeding gate 13 and the second feeding gate 14 within the time of setting, according to the temperature of setting and wind speed pair
Natural feather carries out fluidisation drying, and after drying terminates, the out-of-blast machine 3 of controller, heating furnace 6 work, and simultaneously close off first and send
10 and second air supply port 11 of air door simultaneously starts exhaust fan 4 and works, then open the first discharge door 17 and the second discharge door 18, utilizes pumping
Wind turbine 4 extracts air formation negative pressure state and dried natural feather is evacuated in Material collecting box for harvesting 16, completes first time drying program；Then
Controller restarts pressure fan 3, heating furnace 6 works, and opens simultaneously the first air supply port 10, the second air supply port 11, the first feeding gate
13 and second feeding gate 14 carry out second and take out the dry work of material, so move in circles and reach drying.The present apparatus is by being provided with
Two fluid beds work at the same time, and are uniformly controlled using controller, and the degree of automation is good, rate of drying is fast and without manual shut-down,
Improve the efficiency of device work.
Embodiment two
The present embodiment proposed invention structure such as embodiment one is consistent, and this will not be repeated here.
Operation principle：When the first fluidized bed 8 is in fluidized drying, controller closes the second air supply port 11 and the second feeding gate
14, the second discharge door 18 is opened, starts the discharge work that exhaust fan 4 carries out second fluidized bed 9, discharge closes second after terminating
Discharge door 18 is opened the second air supply port 11 and the second feeding gate 14 and is fed, and charging while opens the first discharge door 17 and closes
First air supply port 10 and the first feeding gate 13 carry out discharge work.At this point, second fluidized bed 9 is being fed and is being then turned off
One feeding gate 13 carries out fluidized drying work；After 8 discharge of the first fluidized bed terminates, second fluidized bed 9 has also been completed to flow
Fluidized drying is made, and goes to 8 fluidized drying of the first fluidized bed, 9 discharge of second fluidized bed.And so on, equipment automatic running, will not
Operation is shut down, and dry speed and efficiency are improved largely.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of natural feather fluidization drying device, including feed hopper (1), pedestal (2), pressure fan (3), exhaust fan (4), feature exists
In, the feed hopper (1) is fixed in by stent (5) on pedestal (2), and the pressure fan (3) is located on the downside of pedestal (2),
Pressure fan (3) is connect with heating furnace (6), and the heating furnace (6) passes through air supply duct (7) and the first fluidized bed (8) and second
The bottom of fluid bed (9) connects respectively, and the air supply duct (7) and the first fluidized bed (8) and the company of second fluidized bed (9)
The place of connecing is additionally provided with the first air supply port (10) and the second air supply port (11)；Feed hopper (1) bottom end passes through charging line (12)
It is connect respectively with the bottom of the first fluidized bed (8) and second fluidized bed (9), and the charging line (12) and the first fluidized bed
(8) and the junction of second fluidized bed (9) is additionally provided with the first feeding gate (13) and the second feeding gate (14)；The first class
The bottom of bed (8) and second fluidized bed (9) is also connect by discharge pipe (15) with Material collecting box for harvesting (16), the Material collecting box for harvesting (16)
Also it is connect with exhaust fan (4)；The junction of the discharge pipe (15) and the first fluidized bed (8) and second fluidized bed (9) is also
Equipped with the first discharge door (17) and the second discharge door (18)；At the top of the first fluidized bed (8) and second fluidized bed (9) respectively
Equipped with the first air outlet (19) and the second air outlet (20)；
The natural feather fluidization drying device further includes controller, and controller control pressure fan (3), adds exhaust fan (4)
Hot stove (6), the first air supply port (10), the second air supply port (11), the first feeding gate (13), the second feeding gate (14), the first discharging
Door (17) and the second discharge door (18) work.
A kind of 2. natural feather fluidization drying device according to claim 1, which is characterized in that first air outlet (19)
Place is equipped with the first airstrainer (21), and the second airstrainer (22) is equipped at second air outlet (20).
A kind of 3. natural feather fluidization drying device according to claim 1, which is characterized in that pressure fan (3) air inlet
Side is equipped with third airstrainer (23), and the Material collecting box for harvesting (16) is additionally provided with the 4th air filtration with exhaust fan (4) junction
Net (24).
4. a kind of natural feather fluidization drying device according to claim 1, which is characterized in that the feed hopper (1) passes through
Belt system (25) is fed.
5. a kind of natural feather fluidization drying device according to claim 1, which is characterized in that the pressure fan (3) is passed through
The air temperature of heating furnace (6) discharge is 90-110 DEG C.
A kind of 6. natural feather fluidization drying device according to claim 1, which is characterized in that the first fluidized bed (8)
With second fluidized bed (9) in be respectively equipped with temperature sensor and humidity sensor；The temperature sensor and humidity sensor
It is connect with controller.
A kind of 7. natural feather fluidization drying device according to claim 1, which is characterized in that the first fluidized bed (8)
Highly it is higher than the height of Material collecting box for harvesting (16) with second fluidized bed (9).
A kind of 8. natural feather fluidization drying device according to claim 1, which is characterized in that first air supply port (10)
Air inlet wind speed with the second air supply port (11) is 0.5-0.7m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466866.1A CN108195139A (en) | 2017-12-29 | 2017-12-29 | A kind of natural feather fluidization drying device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711466866.1A CN108195139A (en) | 2017-12-29 | 2017-12-29 | A kind of natural feather fluidization drying device |
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| CN108195139A true CN108195139A (en) | 2018-06-22 |
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| CN201711466866.1A Pending CN108195139A (en) | 2017-12-29 | 2017-12-29 | A kind of natural feather fluidization drying device |
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| CN204923691U (en) * | 2015-07-29 | 2015-12-30 | 重庆市凯福食品有限公司 | Granule raw -food material drying device |
| CN106288660A (en) * | 2016-10-17 | 2017-01-04 | 天津亚泰昊德科技有限公司 | A kind of high-performance fluid bed |
| CN107238256A (en) * | 2017-07-17 | 2017-10-10 | 湖南贝恩叮当猫婴童用品有限公司 | Efficient spray drying device is used in a kind of milk powder processing |
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Application publication date: 20180622 |