CN109373727A - A kind of efficient chemical drying device with tail gas purifying function - Google Patents
A kind of efficient chemical drying device with tail gas purifying function Download PDFInfo
- Publication number
- CN109373727A CN109373727A CN201811264809.XA CN201811264809A CN109373727A CN 109373727 A CN109373727 A CN 109373727A CN 201811264809 A CN201811264809 A CN 201811264809A CN 109373727 A CN109373727 A CN 109373727A
- Authority
- CN
- China
- Prior art keywords
- drying cylinder
- cylinder
- tail gas
- bearing
- purifying function
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B11/00—Machines or apparatus for drying solid materials or objects with movement which is non-progressive
- F26B11/02—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles
- F26B11/04—Machines or apparatus for drying solid materials or objects with movement which is non-progressive in moving drums or other mainly-closed receptacles rotating about a horizontal or slightly-inclined axis
-
- 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
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
- F26B25/007—Dust filtering; Exhaust dust filters
-
- 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
- F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures
-
- 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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
-
- 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
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/16—Chambers, containers, receptacles of simple construction mainly closed, e.g. drum
Abstract
The invention discloses a kind of efficient chemical drying device with tail gas purifying function, including bottom plate, first support, second support, drying cylinder, rotating mechanism, heat blower, waste gas cleaning mechanism and controller, the first support and the second support are each attached on the bottom plate, the drying cylinder is fixed in the first support, the rotating mechanism is by first bearing, second bearing, active rotating shaft, driving gear, shaft coupling, decelerating motor, first driven spindle, first driven gear, 3rd bearing, second driven spindle, second driven gear collectively forms, iron net rotating cylinder is equipped in the drying cylinder, there are two outer gear rings for suit on the iron net rotating cylinder, iron net rotating cylinder left side is equipped with feeding port, the heat blower is connect by wind conveying pipe with drying cylinder, the waste gas cleaning mechanism is by waste gas purification Case, active carbon filter net, purification exhaust outlet collectively form.The invention has the advantages that of simple structure and strong practicability.
Description
Technical field
The present invention relates to chemical drying equipment technical field, especially a kind of efficient chemical industry with tail gas purifying function is dry
Dry device.
Background technique
Often some materials are dried in terms of chemical industry, prevent the moisture for including in material from bringing shadow to post-production
It rings, but existing material drying device is because of its unreasonable structural design, it, cannot be well to material during dry materials
Be dried, it is dry after material in still contain moisture, not only waste resource, also considerably increase enterprise at
This, and exhaust gas can be generated during the drying process, if direct emission will cause environmental pollution, existing without necessary processing
Drying box for the temperature inside the box adjusting control ability it is poor, reply can not be made in time according to the temperature inside the box, influence dry matter
Amount and drying efficiency, and lack necessary waste gas purification function.
Summary of the invention
The purpose of the present invention is to solve the above problems, and it is dry to devise a kind of efficient chemical industry with tail gas purifying function
Dry device.
Realize above-mentioned purpose the technical scheme is that, it is a kind of with tail gas purifying function efficient Chemical Industry Drying dress
It sets, including bottom plate, first support, second support, drying cylinder, rotating mechanism, heat blower, waste gas cleaning mechanism and control
Device, the first support and the second support are each attached on the bottom plate, and the drying cylinder is fixed on the first support
On, the rotating mechanism is by being inlaid in two first bearings of drying cylinder lower end inner wall side, being inlaid in the drying cylinder
On lower end inner wall and it is located at two second bearings of the first bearing other side, is inserted into the first bearing and right end is stretched
Out the active rotating shaft of the drying cylinder, be sleeved on the active rotating shaft two driving gears, with the active rotating shaft stretch out
The shaft coupling for holding connection, is inserted into described the at the decelerating motor for connecting and being fixed in the second support with the shaft coupling
The first driven spindle between two bearings, two the first driven gears being sleeved on first driven spindle, be fixed on it is described
Two 3rd bearings on the inner wall of drying cylinder upper end, the second driven spindle being inserted between the 3rd bearing, be sleeved on it is described
Two the second driven gears on second driven spindle collectively form, and iron net rotating cylinder is equipped in the drying cylinder, and the iron net turns
There are two outer gear rings, the outer gear ring to engage with the driving gear, the first driven gear and the second driven gear for suit on cylinder
Connection, iron net rotating cylinder left side be equipped with feeding port, and the drying cylinder left side is equipped with hinged with the drying cylinder
Feeding door, the feeding door right side are equipped with the plug that feeds intake that can protrude into the feeding port, and the drying cylinder is interior and is located at described
Drying cylinder bottom end is equipped with air supply tube, and the air supply tube upper end is provided with several equally distributed air outlets, in the air supply tube lower end
The air inlet for penetrating through the drying cylinder is provided at the heart, the heat blower is fixed on the bottom plate and is located at the drying cylinder
Lower section, the heat blower output end are tightly connected by wind conveying pipe and the air inlet, if the drying cylinder top is equipped with
Equally distributed Waste gas outlet is done, the waste gas cleaning mechanism is discharged by being mounted on the drying cylinder and coating the exhaust gas
The exhaust gas purification case of mouth, the multilayer active carbon filtration for being mounted in the exhaust gas purification case and being located above the Waste gas outlet
Net, the purification exhaust outlet on the exhaust gas purification case upper surface collectively form, and the controller is mounted on the drying cylinder
On.
120 ° of the first bearing, second bearing and 3rd bearing interval are uniformly fixed on the drying cylinder left and right sides
On wall.
It is described feed intake beyond the Great Wall be equipped with the first rubber seal, it is described feed intake plug by first rubber seal with it is described
Feeding port is tightly connected.
The feeding door be equipped with the first rubber seal, the feeding door by second rubber seal with it is described
Drying cylinder is tightly connected.
The feeding door is equipped with knob and transparent windows.
Temperature Humidity Sensor is equipped in the drying cylinder.
The iron net rotating cylinder is equipped with several ventilation holes.
Power supply wiring is connected on the controller, the power supply wiring other end is connected with attaching plug.
The controller is equipped with capacitor display screen and control button.
The controller and the heat blower, decelerating motor and Temperature Humidity Sensor are electrically connected.
A kind of efficient chemical drying device with tail gas purifying function made using technical solution of the present invention, is passed through
Lead to hot wind into drying cylinder, while rotating iron net rotating cylinder, overturns material with the rotation of iron net rotating cylinder, sufficiently connect with hot wind
Touching, reaches flash drying effect, and be equipped with waste gas cleaning mechanism, will be then exhausted from after waste gas purification, avoid pollution environment.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of efficient chemical drying device with tail gas purifying function of the present invention；
Fig. 2 is a kind of front view of efficient chemical drying device with tail gas purifying function of the present invention；
Fig. 3 is a kind of side view of efficient chemical drying device with tail gas purifying function of the present invention；
Fig. 4 is a kind of cross-sectional view of efficient chemical drying device with tail gas purifying function of the present invention；
Fig. 5 is a kind of schematic diagram of efficient chemical drying device with tail gas purifying function of the present invention；
In figure, 1, bottom plate；2, first support；3, second support；4, drying cylinder；5, heat blower；6, controller；7, first axle
It holds；8, second bearing；9, active rotating shaft；10, driving gear；11, shaft coupling；12, decelerating motor；13, the first driven spindle；
14, the first driven gear；15,3rd bearing；16, the second driven spindle；17, the second driven gear；18, iron net rotating cylinder；19, outer
Gear ring；20, feeding port；21, feeding door；22, feed intake plug；23, air supply tube；24, air outlet；25, air inlet；26, wind conveying pipe；
27, Waste gas outlet；28, exhaust gas purification case；29, active carbon filter net；30, exhaust outlet is purified；31, the first rubber seal；
32, the second rubber seal；33, it shakes hands；34, transparent windows；35, Temperature Humidity Sensor；36, ventilation hole；37, power supply connects
Line；38, attaching plug；39, capacitor display screen；40, control button.
Specific embodiment
The present invention is specifically described with reference to the accompanying drawing, as shown in Figs. 1-5, a kind of height with tail gas purifying function
Imitate chemical drying device, including bottom plate 1, first support 2, second support 3, drying cylinder 4, rotating mechanism, heat blower 5, useless
Gas purification mechanism and controller 6, the first support 2 and the second support 3 are each attached on the bottom plate 1, the drying
Cylinder 4 is fixed in the first support 2, and the rotating mechanism is by being inlaid in two of the 4 lower end inner wall side of drying cylinder the
One bearing 7, be inlaid on 4 lower end inner wall of drying cylinder and be located at 7 other side of first bearing two second bearings 8,
It is inserted into the first bearing 7 and right end stretches out the active rotating shaft 9 of the drying cylinder 4, is sleeved on the active rotating shaft 9
Two driving gears 10, the shaft coupling 11 connecting with 9 extension end of active rotating shaft connect and are fixed on the shaft coupling 11
Decelerating motor 12 in the second support 3, the first driven spindle 13 being inserted between the second bearing 8, be sleeved on it is described
Two the first driven gears 14 on first driven spindle 13, two third axis being fixed on the 4 upper end inner wall of drying cylinder
The second driven spindle 16 between holding 15, being inserted into the 3rd bearing 15, two be sleeved on second driven spindle 16
Second driven gear 17 collectively forms, and iron net rotating cylinder 18 is equipped in the drying cylinder 4, on the iron net rotating cylinder 18 there are two suits
Outer gear ring 19, the outer gear ring 19 engage connection with the driving gear 10, the first driven gear 14 and the second driven gear 17,
18 left side of iron net rotating cylinder is equipped with feeding port 20, and 4 left side of drying cylinder is equipped with hinged with the drying cylinder 4
Feeding door 21,21 right side of feeding door, which is equipped with, can protrude into the plug 22 that feeds intake of the feeding port 20, in the drying cylinder 4 and
It is equipped with air supply tube 23 positioned at 4 bottom end of drying cylinder, 23 upper end of air supply tube is provided with several equally distributed air outlets 24, institute
The air inlet 25 for being provided at 23 lower end center of air supply tube and penetrating through the drying cylinder 4 is stated, the heat blower 5 is fixed on the bottom
On plate 1 and it is located at 4 lower section of drying cylinder, 5 output end of heat blower is close by wind conveying pipe 26 and the air inlet 25
Envelope connection, 4 top of drying cylinder are equipped with several equally distributed Waste gas outlets 27, and the waste gas cleaning mechanism is by being mounted on
On the drying cylinder 4 and the exhaust gas purification case 28 of the cladding Waste gas outlet 27, be mounted in the exhaust gas purification case 28 and
It is multilayer active carbon filter net 29 above the Waste gas outlet 27, net on 28 upper surface of exhaust gas purification case
Change exhaust outlet 30 to collectively form, the controller 6 is mounted on the drying cylinder 4；The first bearing 7, second bearing 8 and
Three bearings 15 are spaced 120 ° and are uniformly fixed in 4 left and right sidewall of drying cylinder；The plug 22 that feeds intake is equipped with the first rubber
Glue sealing ring 31, the plug 22 that feeds intake are tightly connected by first rubber seal 31 with the feeding port 20；The throwing
Bin gate 21 is equipped with the second rubber seal 32, and the feeding door 21 passes through second rubber seal 32 and the drying cylinder
4 are tightly connected；The feeding door 21 is equipped with knob 33 and transparent windows 34；Temperature and humidity sensing is equipped in the drying cylinder 4
Device 35；The iron net rotating cylinder 18 is equipped with several ventilation holes 36；Power supply wiring 37 is connected on the controller 6, the power supply connects
37 other end of line is connected with attaching plug 38；The controller 6 is equipped with capacitor display screen 39 and control button 40；The controller
6 are electrically connected with the heat blower 5, decelerating motor 12 and Temperature Humidity Sensor 35.
The characteristics of the present embodiment is, rotating mechanism by be inlaid in drying cylinder lower end inner wall side two first bearings,
Two second bearings of the first bearing other side are inlaid on drying cylinder lower end inner wall and are located at, are inserted into first bearing and is right
It stretches out the active rotating shaft of drying cylinder, two driving gears being sleeved on active rotating shaft, connect with active rotating shaft extension end in end
Shaft coupling, connect with shaft coupling and fixed decelerating motor on the secondary support bracket, be inserted between second bearing first from turn
Axis, two the first driven gears being sleeved on the first driven spindle, two third axis being fixed on the inner wall of drying cylinder upper end
The second driven spindle for hold, being inserted between 3rd bearing, two the second driven gears being sleeved on the second driven spindle are common
Constitute, iron net rotating cylinder be equipped in drying cylinder, on iron net rotating cylinder suit there are two outer gear ring, outer gear ring and driving gear, first from
Moving gear and the second driven gear engagement connection, iron net rotating cylinder left side be equipped with feeding port, drying cylinder left side be equipped with
The hinged feeding door of drying cylinder, feeding door right side are equipped with the plug that feeds intake that can protrude into feeding port, and drying cylinder is interior and is located at drying
Cylinder bottom end is equipped with air supply tube, and air supply tube upper end is provided with several equally distributed air outlets, and air supply tube lower end is provided with perforation at center
The air inlet of drying cylinder, heat blower are fixed on bottom plate and are located at below drying cylinder, and heat blower output end passes through defeated
Air hose and air inlet are tightly connected, and drying cylinder top is equipped with several equally distributed Waste gas outlets, and waste gas cleaning mechanism is by pacifying
On drying cylinder and the exhaust gas purification case of Waste gas outlet is coated, is mounted in exhaust gas purification case and is located on Waste gas outlet
Multilayer active carbon filter net, the purification exhaust outlet on exhaust gas purification case upper surface of side collectively form, and controller is mounted on
On drying cylinder.A kind of efficient chemical drying device with tail gas purifying function made using technical solution of the present invention is led to
It crosses and leads to hot wind into drying cylinder, while rotating iron net rotating cylinder, overturn material with the rotation of iron net rotating cylinder, sufficiently and hot wind
Contact, reaches flash drying effect, and be equipped with waste gas cleaning mechanism, will be then exhausted from after waste gas purification, avoid pollution environment.
In the present embodiment, feeding door is opened, will need dry material from feeding port investment iron net rotating cylinder, finish
After close feeding door, the plug that feeds intake can protrude into feeding port and with feeding port seal, then by controller start drying operation, control
Device control decelerating motor and heat blower are powered on, and decelerating motor drives active rotating shaft to rotate by shaft coupling, driving tooth
Wheel rotates with active rotating shaft rotation and outer gear ring is driven to rotate, and iron net rotating cylinder rotates together with outer gear ring, the first driven gear
It is rotated together under the drive of outer gear ring with the second driven gear, the first driven spindle and active rotating shaft play a supportive role, and bear
The weight of iron net rotating cylinder, the second driven gear are pressed in outer gear ring and rotate with outer gear ring, make iron net rotating cylinder stable rotation, hot wind hair
Hot wind is sent into air supply tube by raw device by wind conveying pipe, air inlet, the material from the hot wind and iron net rotating cylinder that air outlet is sent out
It comes into full contact with, material is constantly overturn with the rotation of iron net rotating cylinder, is increased the contact area of contact with hot wind, is passed through heat convection wind
Dry, exhaust gas is passed through in exhaust gas purification case by Waste gas outlet, is discharged after the filtering of activated charcoal strainer by purification exhaust outlet
The external world, Temperature Humidity Sensor send controller for the temperature and humidity information in drying cylinder and show in capacitor display screen, work
Dry materials situation can be judged according to temperature and humidity information by making personnel, can also real time inspection dry materials process by transparent windows
The case where.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solution of the present invention, those skilled in the art
The principle of the present invention is embodied to some variations that some of them part may be made, belongs to the scope of protection of the present invention it
It is interior.
Claims (10)
1. a kind of efficient chemical drying device with tail gas purifying function, including bottom plate (1), first support (2), second support
(3), drying cylinder (4), rotating mechanism, heat blower (5), waste gas cleaning mechanism and controller (6), which is characterized in that described
First support (2) and the second support (3) are each attached on the bottom plate (1), and the drying cylinder (4) is fixed on described first
On bracket (2), the rotating mechanism is by being inlaid in two first bearings (7) of the drying cylinder (4) lower end inner wall side, being embedded in
On the drying cylinder (4) lower end inner wall and it is located at two second bearings (8) of the first bearing (7) other side, is inserted into
In the first bearing (7) and right end stretches out the active rotating shaft (9) of the drying cylinder (4), is sleeved on the active rotating shaft (9)
Two driving gears (10), connect with the active rotating shaft (9) extension end shaft coupling (11), with the shaft coupling (11) even
Connect and be fixed on the second support (3) decelerating motor (12), be inserted between the second bearing (8) first from turn
Axis (13), is fixed on the drying cylinder (4) at two the first driven gears (14) being sleeved on first driven spindle (13)
Two 3rd bearings (15) on the inner wall of upper end, the second driven spindle (16) being inserted between the 3rd bearing (15), suit
Two the second driven gears (17) on second driven spindle (16) collectively form, and iron is equipped in the drying cylinder (4)
Net rotating cylinder (18), there are two outer gear ring (19), the outer gear ring (19) and the driving tooths for suit on the iron net rotating cylinder (18)
(10), the first driven gear (14) and the second driven gear (17) engagement connection are taken turns, is set on iron net rotating cylinder (18) left side
Have feeding port (20), drying cylinder (4) left side is equipped with the feeding door (21) hinged with the drying cylinder (4), the throwing
Bin gate (21) right side, which is equipped with, can protrude into feeding intake plug (22) for the feeding port (20), in the drying cylinder (4) and be located at institute
Drying cylinder (4) bottom end is stated equipped with air supply tube (23), air supply tube (23) upper end is provided with several equally distributed air outlets (24),
The air inlet (25) for penetrating through the drying cylinder (4) is provided at air supply tube (23) the lower end center, the heat blower (5) is solid
It is scheduled on the bottom plate (1) and is located at below the drying cylinder (4), heat blower (5) output end passes through wind conveying pipe
(26) it is tightly connected with the air inlet (25), drying cylinder (4) top is equipped with several equally distributed Waste gas outlets
(27), the waste gas cleaning mechanism is net by the exhaust gas for being mounted on the drying cylinder (4) and coating the Waste gas outlet (27)
The multilayer activated carbon mistake for changing case (28), being mounted in the exhaust gas purification case (28) and being located above the Waste gas outlet (27)
Strainer (29), the purification exhaust outlet (30) being located on the exhaust gas purification case (28) upper surface collectively form, the controller (6)
It is mounted on the drying cylinder (4).
2. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
It states 120 ° of first bearing (7), second bearing (8) and 3rd bearing (15) interval and is uniformly fixed on drying cylinder (4) left side
On right side wall.
3. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
It states and feeds intake plug (22) equipped with the first rubber seal (31), the plug (22) that feeds intake passes through first rubber seal (31)
It is tightly connected with the feeding port (20).
4. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
Feeding door (21) are stated equipped with the second rubber seal (32), the feeding door (21) passes through second rubber seal (32)
It is tightly connected with the drying cylinder (4).
5. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
It states feeding door (21) and is equipped with knob (33) and transparent windows (34).
6. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
It states in drying cylinder (4) and is equipped with Temperature Humidity Sensor (35).
7. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
Iron net rotating cylinder (18) are stated equipped with several ventilation holes (36).
8. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
It states and is connected on controller (6) power supply wiring (37), power supply wiring (37) other end is connected with attaching plug (38).
9. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that institute
Controller (6) are stated equipped with capacitor display screen (39) and control button (40).
10. a kind of efficient chemical drying device with tail gas purifying function according to claim 1, which is characterized in that
The controller (6) and the heat blower (5), decelerating motor (12) and Temperature Humidity Sensor (35) are electrically connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264809.XA CN109373727A (en) | 2018-10-29 | 2018-10-29 | A kind of efficient chemical drying device with tail gas purifying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811264809.XA CN109373727A (en) | 2018-10-29 | 2018-10-29 | A kind of efficient chemical drying device with tail gas purifying function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109373727A true CN109373727A (en) | 2019-02-22 |
Family
ID=65390211
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811264809.XA Pending CN109373727A (en) | 2018-10-29 | 2018-10-29 | A kind of efficient chemical drying device with tail gas purifying function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109373727A (en) |
Citations (5)
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2018
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| CN206540381U (en) * | 2017-03-08 | 2017-10-03 | 贵州省贵定县古镇香粮油有限公司 | A kind of Foodgrain and oilseed production drying device |
| CN206994283U (en) * | 2017-05-05 | 2018-02-13 | 福建春秋展业生物科技有限公司 | A kind of freeze-day with constant temperature equipment for Moringa tea |
| CN107396992A (en) * | 2017-08-30 | 2017-11-28 | 镇江市丹徒区西林茶叶专业合作社 | A kind of tealeaves blow-dry device |
| CN107906886A (en) * | 2017-11-17 | 2018-04-13 | 蚌埠市代双莲藕种植专业合作社 | A kind of agricultural product drying unit |
| CN207963365U (en) * | 2018-01-23 | 2018-10-12 | 北京泰科盈创科技有限公司 | A kind of tea drier for the technology that stir-fried based on roller |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190222 |
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| RJ01 | Rejection of invention patent application after publication |