CN208526345U - A kind of formula fertilizer is mixed automatically with fertile easy device - Google Patents
A kind of formula fertilizer is mixed automatically with fertile easy device Download PDFInfo
- Publication number
- CN208526345U CN208526345U CN201820522453.4U CN201820522453U CN208526345U CN 208526345 U CN208526345 U CN 208526345U CN 201820522453 U CN201820522453 U CN 201820522453U CN 208526345 U CN208526345 U CN 208526345U
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- CN
- China
- Prior art keywords
- fertilizer
- formula
- feeding tube
- bucket
- mixing tank
- 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.)
- Expired - Fee Related
Links
- 239000003337 fertilizer Substances 0.000 title claims abstract description 104
- 238000002156 mixing Methods 0.000 claims abstract description 35
- 238000003756 stirring Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 238000013461 design Methods 0.000 claims abstract description 3
- 239000000618 nitrogen fertilizer Substances 0.000 claims description 8
- 239000002686 phosphate fertilizer Substances 0.000 claims description 8
- 229940072033 potash Drugs 0.000 claims description 8
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 claims description 8
- 235000015320 potassium carbonate Nutrition 0.000 claims description 8
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 229910000746 Structural steel Inorganic materials 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000002689 soil Substances 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 235000015097 nutrients Nutrition 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 229910052700 potassium Inorganic materials 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012840 feeding operation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
- 238000009332 manuring Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 239000003895 organic fertilizer Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 description 1
- 229910052939 potassium sulfate Inorganic materials 0.000 description 1
- 239000001120 potassium sulphate Substances 0.000 description 1
- 235000011151 potassium sulphates Nutrition 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000002881 soil fertilizer Substances 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 229910001256 stainless steel alloy Inorganic materials 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000011573 trace mineral Substances 0.000 description 1
- 235000013619 trace mineral Nutrition 0.000 description 1
Landscapes
- Fertilizers (AREA)
Abstract
The utility model discloses a kind of formula fertilizers is mixed automatically with fertile easy device, and major design principle is that each fertilizer is controlled flow by control valve, reaches uniform mixing using free-falling, the formula fertilizer for forming controlled amounts mixes automatically according to free fall law.Its device includes each fertilizer bucket, flow control valve, feeding tube, blender, blanking mouth, bracket, the rotary blade bearing being equipped with inside total mixing tank, each fertilizer bucket i.e. loading hopper, can be socketed with polybag at the outlet at bottom of loading hopper；Its innovative point first is that: each fertilizer by conveying bucket enter total mixing tank in when, by rectangular tie rod control valve with a scale come precise control fertilizer flow, it can be precisely controlled fertilizer amount according to the Application Ratio of formula fertilizer, so as to achieve the purpose that the quantitative requirement of formula fertilizer mixing；Innovative point second is that: when each fertilizer is entered in total mixing tank by conveying bucket, be that single side flows into (i.e. fertilizer only flow to rotary blade bearing demifacet), can make impeller that pressure rotation occur in this way, rotary blade bearing can carry out fertilizer to shed stirring；Accurately proportion, uniform stirring, quantitative bagging operations may be implemented in the utility model, improve the degree of automation of fertilizer ratio production, and peasant household is suitble to voluntarily to produce popularization according to fertilizer formula fertilising card request.
Description
Technical field
The present invention relates to agricultural equipment technical field, specially a kind of Simple automation matches fertile device.
Background technique
Fertilizer refers to nutrient necessary to the one or more kinds of plants of offer, improves soil property, improves soil fertilizer
One substance of power level, is one of material base of agricultural production.For the needs for adapting to agricultural modernization development, chemical fertilizer
Advocating the technology of weight-reducing synergy, and scientific utilization soil measurement formula technology, based on soil testing and manuring field trial,
According to crop regulation of fertilizer requirement, fertilizer provision from soil performance and fertilizer effect, on the basis of Rational Application organic fertilizer, propose nitrogen, phosphorus,
Application quantity, fertilizing time and the method for administration of the fertilizer such as potassium and middle and trace element.It generally, is exactly in agricultural science and technology people
The lower science application formula fertilizer of member's guidance.The core of Formula fertilization by soil testing be adjust and solve crop need fertilizer with fertilizer provision from soil it
Between contradiction.Nutrient needed for targetedly supplementing crop simultaneously, crop lack assorted identical element element and just supplement assorted identical element element, need
How much want how many benefits, realizes various nutrient balances supplies, meet the needs of crop;Reach to improve utilization rate of fertilizer and reduce and use
Amount improves crop yield, improves quality of agricultural product, saves labour, the purpose of cutting down expenditures and increasing income.It is produced and used in application formula fertilizer
In the process, particularly important with fertile device, how to improve fertilizer ratio precision controlling, realize that full-automatic production is urgently to solve at present
Certainly the problem of.But it is existing with fertile device, although can be realized fertilizer hybrid manipulation, due to different types of fertilizer object
It is different to manage form, often stirring is uneven when mixing, and the also bad control of the ratio of nitrogen, phosphorus and potassium fertilizer material formula makes to subsequent packaging
With all bringing very big inconvenience.Even if most importantly there is this kind of equipment, and peasant household also purchases and cannot afford and be difficult to operate, invention wound
It is newly the use technology for specially solving Peasants in Scientific and using formula fertilizer mixing, is worth promoting in peasant's practice energetically.
Summary of the invention
In order to overcome the shortcomings of that prior art, the present invention provide a kind of automate and match fertile device, may be implemented accurate
Proportion, uniform stirring, quantitative bagging operations, improve the degree of automation of fertilizer ratio production, peasant household are suitble to voluntarily to produce popularization.
The technical solution adopted by the present invention to solve the technical problems is: a kind of to automate with fertile device, including nitrogenous fertilizer material
Bucket (1), phosphate fertilizer charging basket (2), potash fertilizer charging basket (3), flow control valve (4), feeding tube (5), total mixing tank (6), blanking mouth (7),
Blender (8), bracket (9) and control valve feature (10), the rotary blade bearing blender that total mixing tank (6) the inside is equipped with
(8), each fertilizer bucket i.e. loading hopper can be socketed with polybag at the outlet at bottom of loading hopper.
Above-mentioned nitrogenous fertilizer charging basket (1), phosphate fertilizer charging basket (2), potash fertilizer charging basket (3) are welded on total conveying bucket with angle iron, and three
Kind fertilizer bucket is opposed on total conveying bucket in triangle relation, and three kinds of fertilizer bucket lower end exit inside diameters are consistent；Under three kinds of fertilizer buckets
End is respectively equipped with flow control valve (4)；Flow control valve (4) be by can Flow Control Design valve.
The nitrogenous fertilizer charging basket (1), phosphate fertilizer charging basket (2), potash fertilizer charging basket (3), flow control valve (4), feeding tube (5), total mix
Charging basket (6), blanking mouth (7), blender (8), bracket (9) stack shell be made of metal, feeding tube (5) is in a fan-shaped circle
It is tipped upside down on total mixing tank (6) at the top of platform cylindrical drum, the switch that the control in feeding tube (5) top there are three fertilizer bucket is cut down passes through
Control threshold switch reconciles fertilizer and enters feeding tube according to fertile ratio, entering in total mixing tank in feeding tube after the fertilizers are mixed,
It using the mixing of blender (8), is flowed out from the blanking mouth of lower end, whole equipment covers in a trivet, trivet
As pedestal.
As a kind of technical solution for having choosing of the present invention, the fertilizer bucket, loading hopper are made of stainless steel alloy, fertilizer
Charging basket and mixing tank upper and lower opening face are circle, and conveying mixing drum is that funnel cross section is inverted trapezoidal, and entrance is logical in feeding tube
It crosses partition and separates into three independent feed inlets, feed inlet is connected with the fertilizer bucket of external automatic feed mechanism, and exit is logical
Cross the activity control baffle i.e. flow control valve (4) for being connected with strip.
As a kind of technical solution for having choosing of the present invention, the outer diameter of the feeding tube matches with mixing tank exit inside diameter,
And the conveying bucket of the outer wide-mouth open state for dissipating 45 degree of inclination angles is formed between feeding tube and dispensing cartridge at connecting welding, mixing tank it is interior
Portion, which is worn, is connected to blender, and the length of the blender is slightly less than feeding tube internal diameter, and surface is welded with blade, and blade is arranged in the shape of a spiral
Column.
As a kind of technical solution for having choosing of the present invention, fertilizer bucket, feeding tube, mixing tank inside the batching system,
The welding of blanking mouth the whole series system is mounted in triangle iron frame, and tripod weld is respectively in the welding of fertilizer bucket, feeding tube
Place, fertilizer bucket be welded on inside feeding tube five/everywhere, weld has an angle iron connecting welding, complete equipment structure difference
Outside feeding tube five/surface is socketed with fixed ring and mixing tank and the weld of blanking mouth everywhere also three fillet welding
Item is connected and fixed, and digging in the fixed ring has location hole, and digging on the inner side edge of corresponding bracket has an equal amount of screw thread
Hole, shop bolt, which is connected between location hole and threaded hole, realizes fixation.
As a kind of technical solution for having choosing of the present invention, the mixing arm shares three groups, and every group is welded by three pieces flabellum
It connects and is made on turnbarrel, flabellum is vertically welded in blender circular shaft surface, arranges in the shape of a spiral.
Have one and half when the fertilizer of the feeding tube enters total mixing tank as a kind of technical solution for having choosing of the present invention
Total mixing tank upper end is protruded into the round blanking iron sheet face tilted down, and main function fertilizer is flowed into from plate face, drives mixing tank
Impeller rotates spice on intermediate blender.
Compared with prior art, the beneficial effects of the present invention are:
(1) present invention forms feed mechanism by setting loading hopper and feeding tube, and stirring is installed in feeding tube
Device can be realized feeding operation at the uniform velocity, prevent material accumulation obstruction or feeding uneven, influence subsequent with fertilizer mixing behaviour
Make, loading hopper (fertilizer bucket) is separated using the partition that control is cut down, and each fertilizer bucket can be put into different types of fertilizer simultaneously, just
In progress fertilizer ratio control；
(2) present invention in dispensing cartridge by installing stirring blade, the uniform stirring formed when being rotated using pressure itself,
So that a variety of different fertilizer are thoroughly mixed；
(3) open-close on-off is arranged by blanking mouth lower end in the present invention, is controlled by open-close on-off, realizes control activity
The automatic closure of door is opened, as long as placing electronic scale under polybag, so that it may quantitative fertilizer output is realized, consequently facilitating carrying out
Quantitative bagging operations.
Detailed description of the invention
Fig. 1 is side structure schematic view of the invention；
In figure: 1- nitrogenous fertilizer charging basket；2- phosphate fertilizer charging basket；3- potash fertilizer charging basket；4- flow control valve；5- feeding tube；The total mixing of 6-
Bucket；7- blanking mouth；8- blender；9- bracket；10- control valve feature.
Fig. 2 looks down structural schematic diagram for of the invention；
In figure: 1- nitrogenous fertilizer charging basket；2- phosphate fertilizer charging basket；3- potash fertilizer charging basket；The total conveying bucket of 4-；5- respectively welds iron bar.
Fig. 3 is control valve schematic diagram.
In figure: each gear control point 1-；2- switch control tie rod.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The explanation of following embodiment be with reference to attached drawing, can be to the specific embodiment implemented to the example present invention.
The direction and position term that the present invention is previously mentioned, for example, "upper", " in ", "lower", "front", "rear", "left", "right", "inner", "
Outside ", " side " etc. is only direction and position with reference to annexed drawings.Therefore, the direction and position term used is to illustrate
And understand the present invention, rather than to limit the present invention.
Embodiment:
The utility model provides a kind of automation with fertile device, 1, the bracket connected by three sections of stainless steel stents and
At by being welded as a whole structure, it is upper end inside feeding tube that each fertilizer bucket on top is welded on by iron bar for junction；2, institute
It states conveying bucket and fixation is accepted by iron bar；3, fertilizer flow control valve is installed at each fertilizer bucket outlet at bottom；4, it is described
Mixing tank main body is cylinder-like structure, and centre is equipped with blender, and bottom is to have blanking mouth, and control switch is arranged at blanking mouth bottom；
The feeding tube 5 is made of stainless steel metal, and inside is smooth arc surface, and the inner transverse of dispensing cartridge 5, which runs through, blender
8, stirring blade is installed at equal intervals on the blender 8.Use citing: when formula fertilizer N P and K (urea, the phosphoric acid calculated
Diammonium, potassium sulphate fertilizer etc.) ratio be 3:2:1 when, so that it may nitrogenous fertilizer bucket control valve adjust to 3 keep off, phosphate fertilizer bucket control valve
Door is adjusted to 2 gears, and potash fertilizer bucket control valve is adjusted to 1 gear；Or three is adjusted to 6 gears, 4 gears, 2 gears；As long as ratio between fertilizer
It is constant, fertilizer flow speed can be reconciled in this way.
In conclusion the main characteristic of the invention lies in that:
(1) present invention forms feed mechanism by the way that each fertilizer bucket and feeding tube is arranged, and stirring is installed in feeding tube
Device can be realized feeding operation at the uniform velocity, prevent material accumulation obstruction or feeding uneven, influence subsequent with fertilizer mixing behaviour
Make, loading hopper is separated using partition, can be put into different types of fertilizer simultaneously, be convenient for fertilizer ratio control；
(2) present invention in dispensing cartridge by installing blender, the powerful rotation formed when being rotated using pressure itself
Power realizes the uniform stirring to fertilizer, so that a variety of different fertilizer are thoroughly mixed；
(3) present invention controls open-close on-off by the packing plastics bag outside connection by setting open-close on-off
System, the automatic closure for controlling dodge gate are opened, so that quantitative fertilizer output is realized, consequently facilitating carrying out automation pack behaviour
Make.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (7)
1. a kind of formula fertilizer is mixed automatically with fertile easy device, it is characterised in that: including nitrogenous fertilizer charging basket (1), phosphate fertilizer charging basket (2),
Potash fertilizer charging basket (3), flow control valve (4), feeding tube (5), total mixing tank (6), blanking mouth (7), blender (8), bracket (9) and
Control valve feature (10), the rotary blade bearing blender (8) being equipped with inside total mixing tank (6), each fertilizer bucket namely into
Funnel can be socketed with polybag at the outlet at bottom of loading hopper.
2. a kind of formula fertilizer according to claim 1 is mixed automatically with fertile easy device, it is characterised in that: above-mentioned nitrogenous fertilizer material
Bucket (1), phosphate fertilizer charging basket (2), potash fertilizer charging basket (3) are welded on total conveying bucket with angle iron, and three kinds of fertilizer buckets are in triangle relation
It is opposed on total conveying bucket, three kinds of fertilizer bucket lower end exit inside diameters are consistent；Three kinds of fertilizer bucket lower ends are respectively equipped with flow control
Valve (4)；Flow control valve (4) be by can Flow Control Design valve.
3. a kind of formula fertilizer according to claim 1 is mixed automatically with fertile easy device, it is characterised in that: total conveying
Cylinder (6) lower end bore is consistent with the bore up and down of the mixing tank of built-in blender；And built-in blender is welded in outer bulk
The upper end of mixing tank, the upper end outer diameter of total feeding tube (6) is greater than the bore of each fertilizer bucket lower end, with loading hopper exit inside diameter phase
It coincide, and dissipates 45 degree of inclination angles between total feeding tube (6) and feeding tube (5) outside connection formation, and total feeding tube (6) enters conveying
There is a small inclined surface at (5) half ends of cylinder, and impeller rotates while to facilitate fertilizer to flow into feeding tube (5), and overturning mixes
Fertilizer.
4. a kind of formula fertilizer according to claim 1 is mixed automatically with fertile easy device, it is characterised in that: built-in blender
It is installed on the inside of feeding tube (5), feeding tube (5) is internally provided with roller bearing, and the length of roller bearing is slightly less than in feeding tube (5)
Diameter, surface are welded with blade, and blades arrangement is in the shape of a spiral.
5. a kind of formula fertilizer according to claim 1 is mixed automatically with fertile easy device, it is characterised in that: each fertilizer passes through
It, can by rectangular tie rod control valve with a scale come precise control fertilizer flow when feeding tube (5) is inner into total mixing tank (6)
It is precisely controlled fertilizer amount according to the Application Ratio of formula fertilizer, so as to achieve the purpose that the quantitative requirement of formula fertilizer mixing.
6. a kind of formula fertilizer according to claim 1 is mixed automatically with fertile easy device, it is characterised in that: each fertilizer passes through
Feeding tube (5) enter total mixing tank (6) it is inner when, be that single side flows into (i.e. fertilizer only flow to rotary blade bearing demifacet), in this way
It can make impeller that pressure rotation occur, blender (8) rotary blade bearing can carry out fertilizer to shed stirring.
7. a kind of formula fertilizer according to claim 1 is mixed automatically with fertile easy device, it is characterised in that: each fertilizer bucket and
Total mixing tank (6) is welded on a trivet upper end；The blanking mouth (7) of total mixing tank (6) lower end one can directly connect and hit fertilizer,
Accurate proportion, uniform stirring, quantitative bagging operations may be implemented, improve the degree of automation of fertilizer ratio production, be suitble to peasant household
Popularization is voluntarily produced according to fertilizer formula fertilising card request.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820522453.4U CN208526345U (en) | 2018-04-13 | 2018-04-13 | A kind of formula fertilizer is mixed automatically with fertile easy device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820522453.4U CN208526345U (en) | 2018-04-13 | 2018-04-13 | A kind of formula fertilizer is mixed automatically with fertile easy device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208526345U true CN208526345U (en) | 2019-02-22 |
Family
ID=65395372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820522453.4U Expired - Fee Related CN208526345U (en) | 2018-04-13 | 2018-04-13 | A kind of formula fertilizer is mixed automatically with fertile easy device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208526345U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112206719A (en) * | 2020-10-22 | 2021-01-12 | 宝钛华神钛业有限公司 | A at uniform velocity feeding device for zirconium tetrachloride is retrieved |
-
2018
- 2018-04-13 CN CN201820522453.4U patent/CN208526345U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112206719A (en) * | 2020-10-22 | 2021-01-12 | 宝钛华神钛业有限公司 | A at uniform velocity feeding device for zirconium tetrachloride is retrieved |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190222 |