CN109352861A - A kind of plastic-coated steel powdered plastic process units of drying function - Google Patents
A kind of plastic-coated steel powdered plastic process units of drying function Download PDFInfo
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- CN109352861A CN109352861A CN201811439465.1A CN201811439465A CN109352861A CN 109352861 A CN109352861 A CN 109352861A CN 201811439465 A CN201811439465 A CN 201811439465A CN 109352861 A CN109352861 A CN 109352861A
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- plastic
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- screening machine
- coated steel
- process units
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
- B29B13/065—Conditioning or physical treatment of the material to be shaped by drying of powder or pellets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B13/00—Conditioning or physical treatment of the material to be shaped
- B29B13/10—Conditioning or physical treatment of the material to be shaped by grinding, e.g. by triturating; by sieving; by filtering
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The present invention relates to plastic-coated steel coating production device technical fields, provide a kind of plastic-coated steel powdered plastic process units of drying function, including sequentially connected primary screening machine, layer belt drying box, rotor formula crusher and second level screening machine；Primary screening machine and second level screening machine are vibrating screening machine；Layer belt drying box includes cabinet, is equipped with multilayer drying conveyor in cabinet, and the direction of transfer of the conveyer belt of adjacent two layers is opposite；Drying conveyor is metal mesh belt；Rotor formula crusher includes particle cylinder；The inside of particle cylinder is equipped with multilayer particle knife, and particle knife is fixed in particle shaft, and particle shaft connects particle motor.Whereby, the present invention passes through sequentially connected primary screening machine, layer belt drying box, rotor formula crusher and second level screening machine.It selects the preferable layer belt drying box of continuity to be dried, while the rotor formula crusher for selecting crushing effect good is crushed, is suitble to technical maturity, the higher product of quality requirement.
Description
Technical field
The present invention relates to plastic-coated steel coating production device technical field more particularly to a kind of plastic-coateds of drying function
Steel pipe powdered plastic process units.
Background technique
Plastic-coated steel also known as plastics coated tube, steel-plastics composite pipe, plastic coated composite steel pipe, be using steel pipe as matrix, by spray, rolling,
Leaching inhales technique in one layer of plastic anti-corrosion layer of steel pipe (bottom tube) inner surface welding or in the steel modeling of surfaces externally and internally welding plastic erosion resistant coating
Composite steel tube.Plastic-coated steel has excellent corrosion resistance and smaller frictional resistance.Epoxy resin plastic-coated steel is suitable for
The conveying of the media such as plumbing, seawater, warm water, oil, gas, polyvinyl chloride plastic-coated steel are suitable for draining, seawater, oil, gas
The conveying of equal media.
The quality and performance of plastic-coated steel mainly depend on the quality and performance with plastic powder coating.Powdered plastic coating is logical
It is often that some auxiliary agents are added in the plastic, is made by mixing, extrusion, crushing.And need addition different in different plastic powders
Additive.And the defects of wanting strict control moisture content, stomata otherwise easily occurs when plastic-coated seriously affects the quality of product
And service life.
Therefore the quality stability of powdered plastic determines the quality of coating or even determines the product quality of plastic-coated steel.
In summary, the existing technology has inconveniences and defects in actual use, so it is necessary to be improved.
Summary of the invention
For above-mentioned defect, the purpose of the present invention is to provide a kind of plastic-coated steel powdered plastics of drying function
Process units passes through sequentially connected primary screening machine, layer belt drying box, rotor formula crusher and second level screening machine.It selects
The preferable layer belt drying box of continuity is dried, while the rotor formula crusher for selecting crushing effect good is crushed, and is fitted
Close technical maturity, the higher product of quality requirement.
To achieve the goals above, the plastic-coated steel that the present invention provides a kind of drying function is produced with powdered plastic to be filled
It sets, including sequentially connected primary screening machine, layer belt drying box, rotor formula crusher and second level screening machine；
The primary screening machine and second level screening machine are vibrating screening machine；
The vibrating screening machine includes vibration cylinder, and the inside of the vibration cylinder is equipped with bulk screening；The vibration cylinder
Lateral wall also ring connect oscillating plate；Uniform fixed at least two vibrating motors in the top of the oscillating plate, under the oscillating plate
Side's connection guide post；The oscillating plate is arranged right below fixed station, and the fixed station is equipped with and guide post pivot bush unit
Pilot hole；The vibrating member of sandwiched and guide post socket between the oscillating plate and fixed station；
The layer belt drying box includes cabinet, and the predetermined position of the cabinet is equipped with feeder and discharger；The case
Exhaust tube and air inlet pipe are separately connected at the top and bottom of body；Multilayer drying conveyor, and adjacent two layers are equipped in the cabinet
Conveyer belt direction of transfer it is opposite；The drying conveyor is metal mesh belt；
The rotor formula crusher includes particle cylinder；The top of the particle cylinder is equipped with feed inlet, and bottom is equipped with discharge door；
The inside of the particle cylinder is equipped with multilayer particle knife, and the particle knife is fixed in particle shaft, and the particle shaft connection is broken
Expect motor.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, the particle knife are at least five
Layer, the particle knife of adjacent two layers are a certain included angle in space.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, be equipped at the feed inlet into
Bin gate.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, the feeding gate is using pneumatic
Control.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, particle cylinder bottom it is pre-
Positioning has installed striker plate.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, the bulk screening and horizontal plane
In 5~7 ° of angle.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, the exhaust tube connection pumping
Blower.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, the drying conveyor are four
Layer or six layers.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, the vibration cylinder make a reservation for
Position is respectively equipped with air inlet and bleeding point.
The plastic-coated steel powdered plastic process units of drying function according to the present invention, the air inlet be it is multiple,
And it is uniformly arranged on the lower part of vibration cylinder.
The purpose of the present invention is to provide a kind of plastic-coated steel powdered plastic process units of drying function, by according to
Primary screening machine, layer belt drying box, rotor formula crusher and the second level screening machine of secondary connection.Select the preferable layer band of continuity
Formula drying box is dried, while the rotor formula crusher for selecting crushing effect good is crushed, and is suitble to technical maturity, and quality is wanted
Seek higher product.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the invention；
Fig. 2 is the structural schematic diagram of one embodiment of the invention；
Fig. 3 is the structural schematic diagram of one embodiment of the invention；
Fig. 4 is the structural schematic diagram of one embodiment of the invention；
Fig. 5 is the structural schematic diagram of one embodiment of vibrating screening machine of the invention；
Fig. 6 is the structural schematic diagram of a-quadrant in Fig. 5；
Fig. 7 is the structural schematic diagram of one embodiment of vibrating screening machine of the invention；
Fig. 8 is the structural schematic diagram of the drying case of layer of the invention；
Fig. 9 is the structural schematic diagram of boiling type drying box of the invention；
Figure 10 is the A direction view in Fig. 9；
Figure 11 is the structural schematic diagram of one embodiment of stirring component of the invention；
Figure 12 is the structural schematic diagram of one embodiment of stirring component of the invention；
Figure 13 is the structural schematic diagram of kibbler roll of the invention；
Figure 14 is the structural schematic diagram of rotor formula crusher of the invention；
1- primary screening machine in the figure, 11- vibrate cylinder, 111- material receiving port；12- bulk screening, 13- vibrating motor, 14-
Oscillating plate, 15- vibrating member, 16- guide post, 17- fixed station, 18- bleeding point, 19- air inlet；2- layers of belt drying box, 21- case
Body, 22- drying conveyor, 23- feeder, 231- bulk cargo partition；24- bulk cargo roller, 25- exhaust tube, 26- are evacuated blower, and 27- goes out
Glassware, 28- air inlet pipe；3- kibbler roll, 31- loading hopper, 32- particle cylinder, 33- breaker roll；4- second level screening machine, 41- are returned
Bin gate, 42- feed back door cylinder；5- rotor formula crusher, 51- feed inlet, 52- feeding gate, 53- striker plate, 54- particle motor,
55- particle shaft, 56- particle knife, 57- discharge door；6- boiling type drying box, 61- stirring band, 62- stirring component, 63- stirring
Shaft, 64- bulge-structure, 65- eccentric wheel.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.The directions such as the upper and lower, left and right that this specification is mentioned or positional relationship are to be preferably described in conjunction with the accompanying skill
Art scheme, so as to reader's understanding, the situation of actual implementation includes but is not limited to this description.
Referring to Fig. 1, the present invention provides a kind of plastic-coated steel powdered plastic process units of drying function, including according to
Primary screening machine 1, drying mechanism, crushing mechanism and the second level screening machine 4 of secondary connection.
It is specific:
Primary screening machine 1, sieves the material Jing Guo coarse crushing, and qualified enters next procedure, is convenient for crushing mechanism
It is crushed to qualified fineness.
Drying mechanism dries the material of primary screening, avoids moisture accumulation therein to spraying or dip-coating process shadow
Ring the quality of final products.
Crushing mechanism carries out the material after drying to be crushed to defined fineness.
Second level screening machine 4 sieves the powder of crushing mechanism, and underproof stream is avoided to enter next procedure, it is ensured that
The stability of product quality.
Next the structure composition and working principle of each component in the present invention are illustrated.
The primary screening machine 1 of the invention and second level screening machine 4 are vibrating screening machine.
Referring to Fig. 5, vibrating screening machine includes vibration cylinder 11, and the inside of vibration cylinder 11 is equipped with bulk screening 12；Referring back to
The lateral wall also ring of Fig. 6, vibration cylinder 11 connect oscillating plate 14；At least two vibrating motors are uniformly fixed in the top of oscillating plate 14
13, the lower section of oscillating plate 14 connects guide post 16；Oscillating plate 14 is arranged right below fixed station 17, and fixed station 17 is equipped with and leads
To the pilot hole of 16 pivot bush unit of column；The vibrating member 15 that sandwiched and guide post 16 are socketed between oscillating plate 14 and fixed station 17.
Preferably, vibrating member 15 of the invention is vibrating spring.Guide post 16 be at least three, the present invention preferably four or
Six, and uniform ring is located at the bottom of oscillating plate 14.
It is additionally provided with material receiving port 111 on vibration cylinder 11, convenient for concentrating charging.
For primary screening machine 1, preferably, the predetermined position of vibration cylinder 11 is respectively equipped with air inlet 19 and bleeding point
18, i.e. the lower part of cylinder is equipped with air inlet 19, and top is equipped with bleeding point 18；From air inlet 19 be passed through hot-air to the material in cylinder into
Row drying.Production suitable for the product highly sensitive to moisture.To keep the more preferable air inlet 19 of drying effect settable multiple, and
It is uniformly arranged on the lower part of vibration cylinder 11.
Primary material by coarse crushing is further dispersed under the vibration of primary screening machine 1, by bulk screening 12, if wherein
There is the fritter being attached together that can then be dissipated by vibration.Suitable sieve specification is set, and qualified material falls into next procedure, underproof
Material stays in unified recycling reworked processing on bulk screening 12.
Referring to Fig. 7, underproof material is recycled for convenience, and the side of vibration cylinder 11 is equipped with feed back door 41；Preferably, feed back
Door 41 controls its folding using feed back door cylinder 42.It is just recycled to make underproof material preferably focus on 41 prescription of feed back door,
Bulk screening 12 is horizontal by 5~7 ° of angle.
Referring to Fig. 8, layer belt drying box 2 includes cabinet 21, and the predetermined position of cabinet 21 is equipped with feeder 23 and discharger
27；The top and bottom of cabinet 21 are separately connected exhaust tube 25 and air inlet pipe 28；The hot-air of drying enters from air inlet pipe 28
It is finally discharged from the exhaust tube 25 at top in case.Preferably, the connection of exhaust tube 25 pumping blower 26, convenient for exhaust in time.
Multilayer drying conveyor 22 is equipped in cabinet 21, and the direction of transfer of the conveyer belt of adjacent two layers is opposite；Drying passes
Sending band 22 is metal mesh belt；Convenient for thermal current through raising drying effect from mesh.Drying conveyor 22 is at least three layers, this
Preferably 4~6 layers of invention.
To avoid material from accumulating in drying conveyor 22, preferably, bulk cargo roller 24 is additionally provided in cabinet 21.Material is fallen on most
The rotation of bulk cargo roller 24 makes its dispersion tiling on a moving belt after the drying conveyor 22 on upper layer, convenient for the drying of material.
Referring to Fig. 9, boiling type drying box 6 includes cabinet 21, and the predetermined position of cabinet 21 is equipped with feeder 23 and discharger
27；The predetermined position at the two sides position of cabinet 21 is separately connected exhaust tube 25 and air inlet pipe 28；The usual setting of air inlet pipe 28 is going out
27 side of glassware, exhaust tube 25 are arranged in 23 side of feeder.The hot-air of drying enters in case most from side air inlet pipe 28
It is discharged eventually from the exhaust tube 25 of the other side.Preferably, the connection of exhaust tube 25 pumping blower 26, convenient for exhaust in time.
Stirring band 61 is equipped in cabinet 21, the bottom of stirring band 61 is equipped with several stirring components 62.
Referring to Figure 11, stirring component 62 includes stirring shaft 63, and the axial direction along stirring shaft 63 is distributed several stretching directions
Different bulge-structure 64.
Referring to Figure 12, stirring component 62 includes stirring shaft 63, and the axial direction along stirring shaft 63 concatenates several eccentric wheels 65.
Each stirring shaft 63 is rotated with certain speed, is distributed bulge-structure 64 thereon or eccentric wheel 65 with certain frequency
In this process, it is empty to dry heat so that the material on stirring band 61 is constantly dug and fallen in the bottom of rate striking stirring band 61
Gas takes away moisture therein.Since material is in fluidized state during the drying process, the effect of drying greatly ensure that.
For the fluidized state for guaranteeing material, stirring component 62 is at least 4 groups.If the specification of drying box is larger, stirring group
The quantity of part 62 can increase to 6~8 groups with appropriate.
For 27 one end of flow direction of material discharger convenient for boiling, therefore preferably, stirring band 61 is horizontal by 3~5 °
Angle.That is one end for being slightly above discharger 27 close to one end of feeder 23 of stirring band 61.
Several bulk cargo partitions are equipped in feeder 23 referring to Figure 10 to avoid material rear accumulation on falling on stirring band 61
231.Dispersed in material dropping process by bulk cargo partition 231, avoids accumulation.
Referring to Figure 13, kibbler roll 3 includes particle cylinder 32, and the opposite breaker roll of a pair of of steering is equipped in particle cylinder 32
33, breaker roll 33 is equipped with several crushing teeths；Loading hopper 31 is additionally provided on particle cylinder 32.Material after drying through loading hopper 31 into
Enter between two breaker rolls 33, be squeezed it is broken after fall into lower section second level screening machine 4.
Reasonable gap is set between two breaker rolls 33, while selecting the crushing teeth of reasonable specification, it is ensured that squeezes broken material
Reach qualified fineness.
The material of breaker roll 33 and crushing teeth can be stainless steel or cast iron.Preferably, breaker roll 33 is hollow structure, just
Energy consumption is rotated in reducing.
Referring to Figure 14, rotor formula crusher 5 includes particle cylinder 32；The top of particle cylinder 32 is equipped with feed inlet 51, and bottom is set
There is discharge door 57；The inside of particle cylinder 32 is equipped with multilayer particle knife 56, and particle knife 56 is fixed in particle shaft 55, particle shaft
55 connection particle motors 54.
To guarantee crushing effect, preferably, particle motor 54 is high-speed motor, drives 56 high speed rotation of particle knife to have
There are enough crushing forces that material is broken into the powder of fineness qualification.Preferably, the revolving speed of high-speed motor is not less than 15000 revs/min.
Since the fineness that material powder requires is higher, therefore, in order to ensure that crushing effect, at least five layers of particle knife 56, adjacent
Two layers of particle knife 56 is a certain included angle in space.Present invention preferably employs 6 layers or 8 layers, so as to can be preferably without dead angle
Comminution of material.
For the effect for guaranteeing particle, material usually needs batch processing, and also to which material when particle is avoided to splash.Therefore
Preferably, feeding gate 52 is equipped at feed inlet 51；Feeding gate 52 uses pneumatic control.
Preferably, discharge door 57 uses pneumatic control.Since material is thinner, it is scattered everywhere when to prevent blanking, preferably,
32 bottom predetermined position of particle cylinder is equipped with striker plate 53.
Broken material enters second level screening machine 4 from the export of discharge door 57.
Difference of the present invention according to the grade of product produced, scale and type, lists following examples, to cover
Cover different production applications.
Embodiment 1, referring to Fig. 1, the present invention includes that sequentially connected primary screening machine 1, layer belt drying box 2, roll-type are broken
Broken machine 3 and second level screening machine 4.
The present embodiment is suitble to serialization, large-scale production, suitable for technical maturity and the stable product of market sale scale.
Usual such product volume is big, but the requirement to quality is not stringent, therefore selects the preferable layer belt drying box 2 of continuity and production
The higher kibbler roll 3 of efficiency, improves production efficiency, maximumlly to complete production task.
Embodiment 2, referring to fig. 2, the present invention include sequentially connected primary screening machine 1, layer belt drying box 2, rotor formula
Crusher 5 and second level screening machine 4.
The present embodiment is suitble to technical maturity, but the higher product of quality requirement.The production of such product has certain rule
Mould, therefore the rotor formula crusher for selecting the preferable layer belt drying box 2 of continuity to be dried, while selecting crushing effect good
5 are crushed, to meet the quality requirement of product.
Embodiment 3, referring to Fig. 3, the present invention includes that sequentially connected primary screening machine 1, boiling type drying box 6, roll-type are broken
Broken machine 3 and second level screening machine 4.
The present embodiment suitable amount is big and the product more demanding to quality.Therefore the boiling type drying of good drying effect is selected
Case 6 is dried, while the higher kibbler roll 3 of production efficiency being selected to be crushed；So as under the premise of guaranteeing quality,
Meets the needs of production task.
Embodiment 4, referring to fig. 4, the present invention include sequentially connected primary screening machine 1, boiling type drying box 6, rotor formula
Crusher 5 and second level screening machine 4.
The product that the present embodiment is suitble to quality requirement stringent.Therefore the boiling type drying box 6 of good drying effect is selected to carry out
Drying, while the rotor formula crusher 5 for selecting crushing effect good is crushed, it is ensured that the quality of product.Although using intermittent
Part efficiency is sacrificed in production, but can guarantee product quality value-added content of product height, therefore considerable benefit in addition.
It is filled in conclusion being produced the purpose of the present invention is to provide a kind of plastic-coated steel of drying function with powdered plastic
It sets, passes through sequentially connected primary screening machine, layer belt drying box, rotor formula crusher and second level screening machine.Select continuity
Preferable layer belt drying box is dried, while the rotor formula crusher for selecting crushing effect good is crushed, and is suitble to technique
Maturation, the higher product of quality requirement.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
It knows those skilled in the art and makes various corresponding changes and modifications, but these corresponding changes and change in accordance with the present invention
Shape all should fall within the scope of protection of the appended claims of the present invention.
Claims (10)
1. a kind of plastic-coated steel powdered plastic process units of drying function, which is characterized in that including sequentially connected first
Grade screening machine, layer belt drying box, rotor formula crusher and second level screening machine；
The primary screening machine and second level screening machine are vibrating screening machine；
The vibrating screening machine includes vibration cylinder, and the inside of the vibration cylinder is equipped with bulk screening；Outside the vibration cylinder
Side wall also ring connects oscillating plate；At least two vibrating motors are uniformly fixed in the top of the oscillating plate, connect below the oscillating plate
Connect guide post；The oscillating plate is arranged right below fixed station, and the fixed station is equipped with the guiding with guide post pivot bush unit
Hole；The vibrating member of sandwiched and guide post socket between the oscillating plate and fixed station；
The layer belt drying box includes cabinet, and the predetermined position of the cabinet is equipped with feeder and discharger；The cabinet
Top and bottom are separately connected exhaust tube and air inlet pipe；Multilayer drying conveyor, and the biography of adjacent two layers are equipped in the cabinet
Send the direction of transfer of band opposite；The drying conveyor is metal mesh belt；
The rotor formula crusher includes particle cylinder；The top of the particle cylinder is equipped with feed inlet, and bottom is equipped with discharge door；It is described
The inside of particle cylinder is equipped with multilayer particle knife, and the particle knife is fixed in particle shaft, the particle shaft connection particle electricity
Machine.
2. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
It states particle knife and is at least five layers, the particle knife of adjacent two layers is a certain included angle in space.
3. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
It states and is equipped with feeding gate at feed inlet.
4. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
Feeding gate is stated using pneumatic control.
5. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
The predetermined position for stating particle cylinder bottom is equipped with striker plate.
6. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
Bulk screening is stated horizontal by 5~7 ° of angle.
7. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
State exhaust tube connection pumping blower.
8. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
Stating drying conveyor is four layers or six layers.
9. the plastic-coated steel powdered plastic process units of drying function according to claim 1, which is characterized in that institute
The predetermined position for stating vibration cylinder is respectively equipped with air inlet and bleeding point.
10. the plastic-coated steel powdered plastic process units of drying function according to claim 9, which is characterized in that
The air inlet is lower parts that are multiple, and being uniformly arranged on vibration cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439465.1A CN109352861A (en) | 2018-11-29 | 2018-11-29 | A kind of plastic-coated steel powdered plastic process units of drying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811439465.1A CN109352861A (en) | 2018-11-29 | 2018-11-29 | A kind of plastic-coated steel powdered plastic process units of drying function |
Publications (1)
| Publication Number | Publication Date |
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| CN109352861A true CN109352861A (en) | 2019-02-19 |
Family
ID=65343067
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811439465.1A Pending CN109352861A (en) | 2018-11-29 | 2018-11-29 | A kind of plastic-coated steel powdered plastic process units of drying function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659408A (en) * | 2020-12-21 | 2021-04-16 | 天津市旭辉恒远塑料包装股份有限公司 | Dewaterer for cleaning and recovering waste plastic woven bags |
| CN116462412A (en) * | 2022-01-11 | 2023-07-21 | 河南焱磨科技研究院有限公司 | Preparation method of microcrystalline ceramic abrasive precursor particles and powder particles |
-
2018
- 2018-11-29 CN CN201811439465.1A patent/CN109352861A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659408A (en) * | 2020-12-21 | 2021-04-16 | 天津市旭辉恒远塑料包装股份有限公司 | Dewaterer for cleaning and recovering waste plastic woven bags |
| CN116462412A (en) * | 2022-01-11 | 2023-07-21 | 河南焱磨科技研究院有限公司 | Preparation method of microcrystalline ceramic abrasive precursor particles and powder particles |
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Application publication date: 20190219 |