CN208234667U - A kind of package plant - Google Patents
A kind of package plant Download PDFInfo
- Publication number
- CN208234667U CN208234667U CN201820089300.5U CN201820089300U CN208234667U CN 208234667 U CN208234667 U CN 208234667U CN 201820089300 U CN201820089300 U CN 201820089300U CN 208234667 U CN208234667 U CN 208234667U
- Authority
- CN
- China
- Prior art keywords
- chamber
- diversion pipe
- cabinet
- sewage
- electrically
- 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
- 239000010865 sewage Substances 0.000 claims abstract description 76
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000001112 coagulating effect Effects 0.000 claims abstract description 15
- 239000000701 coagulant Substances 0.000 claims description 16
- 235000004443 Ricinus communis Nutrition 0.000 claims description 13
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims description 11
- 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 claims description 10
- 238000003756 stirring Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims 2
- 238000004064 recycling Methods 0.000 abstract description 3
- 230000001737 promoting effect Effects 0.000 abstract 1
- 238000005189 flocculation Methods 0.000 description 9
- 230000016615 flocculation Effects 0.000 description 9
- 239000012535 impurity Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000010802 sludge Substances 0.000 description 5
- 238000004659 sterilization and disinfection Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000001954 sterilising effect Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 230000003311 flocculating effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 229920002401 polyacrylamide Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a kind of package plants, it is related to technical field of sewage, it is low to solve sewage treating efficiency in the prior art, the not high technical problem of water circulation use rate, it includes cabinet, dirt inlet, coagulating chamber, reservoir chamber, first diversion pipe, second diversion pipe, the dirt inlet is set at the top of the cabinet exterior, dirt inlet face lower part is equipped with mud chamber, the mud chamber is connect by the first diversion pipe with coagulating chamber, the coagulating chamber is connected by the second diversion pipe with reservoir chamber, the mud chamber is internally provided with baffle, it is not contacted at the top of the baffle with cabinet wall, first diversion pipe is connected to the one end of the mud chamber far from baffle.The utility model structure is relatively simple, easy to assembly, small volume, can satisfy many sewage loads is not very big situation, the repeated recycling utilize for promoting water resource is mainly used in sanitary sewage disposal, or carries out sewage treatment etc. in mobile space.
Description
Technical field
The utility model relates to technical field of sewage, more particularly to a kind of package plant.
Background technique
The process that it is purified for the water quality requirement for making sewage reach a certain water body of draining or reusing.At sewage
Reason is widely used in the every field such as building, agricultural, traffic, the energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and drink, also gets over
Come into the daily life of common people more, the effect of Sewage Disposal is handled production, sanitary sewage, reach
Defined discharge standard is the critical facility for protecting environment.The Sewage Disposal of industrially developed country is very universal, and China
The Sewage Disposal in villages and small towns is seldom, but from now on can be gradually more and more, in the processing of sewage peculiar to vessel, people typically directly will
Sewage discharge has carried out a large amount of and has polluted, have been very urgent to the processing of sewage peculiar to vessel into rivers to water quality.For life
Sewage is also direct emission, and increasingly in short supply now in water resource, the direct emission of sanitary sewage causes the difficulty of sewage treatment
Degree increases, and the processing cost of sewage is increased, and recycles even deficiency in sewage treatment so far.
Patent No.: 201710719143.1 Chinese patent discloses a kind of marine sewage treatment system, including
Pedestal, the first filter screen and the second filter screen, the bottom of the pedestal are provided with castor, are provided at the top of the pedestal outer
Shell is provided with controller on the right side wall outside the shell, display is additionally provided on the right side wall outside the shell, and show
The lower section of controller is arranged in device, and flocculant dosing system, and flocculant dosing system are provided on the left side wall outside the shell
The left end of system is provided with diversion pipe, and ozone generator, and a left side for ozone generator are additionally provided on the left side wall outside the shell
End is provided with gas-guide tube, and the top in the shell is provided with filter chamber, is provided with dirt inlet at the top of the filter chamber.This hair
So that marine sewage treatment system is moved easily, pedestal makes acquisition device more firm for the bright design by castor,
Middle filter chamber is to be filtered the sediment in sewage by the effect of strainer.But its shortcoming is direct by filter screen
Impurity in filter sewage will lead to the blocking of mesh, and it is not provided with the dress that blowdown is carried out to the pollutant by precipitating
It sets.The recycling of device is poor, and utilization rate is not high.
Application No. is: a kind of 201710718673.4 domestic sewage purification devices provide a kind of purifying domestic sewage dress
It sets, includes bracket, collection frame etc.；Bottom is provided with collection frame in bracket, is connected with treatment box at the top of bracket, treatment box with
It is connected with outlet pipe between collection frame, the first valve is provided on outlet pipe, the left and right sides symmetrical expression of bottom is set in treatment box
It is equipped with inclined plate, broken agitating device is provided in treatment box, treatment box top left side is connected with hose, and treatment box top right side is set
It is equipped with proportioning device.Invention achieves quantitatively giving in lime and sour water, prevent sour water from corroding outlet pipe, sewage
High-temperature sterilization, collection frame and heater box can be bonded even closer by sewage qualified discharge, and house refuse is prevented to be pasted onto place
Manage the effect of the inner wall of case.But its structure is too simple, not high for the organic matter treatment effeciency contained in sanitary sewage, passes through
The water circulation use rate of processing is not high.
Utility model content
The purpose of this utility model is that: sewage treatment can be carried out in mobile space by providing one kind, by place
A kind of recycled package plant of the sewage of reason.
The utility model specifically uses following technical scheme to achieve the goals above:
A kind of package plant, including cabinet, dirt inlet, coagulating chamber, reservoir chamber, the first diversion pipe, second
Diversion pipe, the dirt inlet are set at the top of the cabinet exterior, and dirt inlet face lower part is equipped with mud chamber, the mud chamber
It is connect by the first diversion pipe with coagulating chamber, the coagulating chamber is connected by the second diversion pipe with reservoir chamber, in the mud chamber
Portion is provided with baffle, does not contact at the top of the baffle with cabinet wall, it is separate that first diversion pipe is connected to the mud chamber
One end of baffle；The coagulating chamber includes teeter chamber and liquid storage chamber, and the liquid storage chamber is located at the outside of teeter chamber, the teeter chamber
Top be equipped with overflow port, the bottom of the teeter chamber is equipped with sewage pipe, and first diversion pipe penetrates through the teeter chamber, described
Agitating paddle is equipped with inside teeter chamber, the agitating paddle is equipped with stirring rod；It is connect at the top of the reservoir chamber with the second diversion pipe, institute
Reservoir chamber side wall is stated equipped with water outlet, the water outlet extends to outside cabinet.
Further, first diversion pipe is connected with by three-way connection in one end of conduit, the conduit other end
It is connected with coagulant jettison system, the coagulant jettison system is mounted on the lateral wall of cabinet.In coagulant jettison system
Equipped with coagulant greening iron and flocculation aid polyacrylamide, when coagulant puts into teeter chamber in coagulation by conduit with flocculation aid
Under the action of agent, so that colloid and fine suspension in waste water is condensed into floccule body, be then separated off.
Further, it is equipped with gas-guide tube at the top of the reservoir chamber, the gas-guide tube other end is connected with ozone generator, institute
Ozone generator is stated to be mounted in the middle part of cabinet lateral wall.Ozone is generated in ozone generator, opens the valve on gas-guide tube, ozone
It enters in reservoir chamber, sterilizing is carried out to the water in reservoir chamber.
Further, first diversion pipe, the second diversion pipe, conduit, be successively arranged the first electrically-controlled valve, on sewage pipe
Two electrically-controlled valves, third electrically-controlled valve, the 4th electrically-controlled valve, the cabinet lateral wall are equipped with controller, first electrically-controlled valve, second
Electrically-controlled valve, third electrically-controlled valve, the 4th electrically-controlled valve are electrically connected between the controller.Diversion pipe and electrically-controlled valve and conduit
It with the setting of sewage pipe, ensure that the process of sewage treatment is gone on smoothly, so that sewage treatment has operability, facilitate people
To be controlled and being intervened, to reach the processing result expected.
Further, control valve is equipped on the water outlet, sewage draining exit and gas-guide tube.It water outlet and sewage draining exit and leads
After the upper setting control valve of tracheae, it can control and pass through in the discharge and reservoir chamber of the sludge to be precipitated by teeter chamber
The discharge of the water of processing improves the utilization rate and applicability of device, can according to need discharge water and sludge in time.
Further, flase floor is equipped with inside the dirt inlet.The setting of flase floor can be spent by physical filtering
The big partial size impurity in sewage is removed, further progress sewage treatment is facilitated.
Further, the cabinet lower end is equipped with pedestal, and the bottom of the pedestal is equipped with castor, and the quantity of the castor >=
3.The setting of castor can be convenient the movement of the device, and the quantity of castor can be carried out according to specific different application environment
Setting, facilitates its movement, and make it have stability.
Further, the agitating paddle end is connected with motor or manual rocking handle, and the motor and manual rocking handle are located at
The outside of the cabinet.Agitating paddle power can be awarded by motor outside cabinet or manual rocking handle, make it in teeter chamber
Middle drive stirring rod rotary motion, the sewage made are sufficiently mixed with coagulant and flocculation aid, convenient for quickly making having in sewage
The sedimentation of the rapid flocculations such as machine object.
Further, the be positive bell mouth of inverted funnel shape of the teeter chamber is combined closely the integral structure to be formed.Just fall to leak
The combination of bucket shape to be formed broad in the middle, and the small structure in both ends is adequately combined convenient for coagulant and flocculation aid with sewage, quickening
Clear water river sludge is discharged from both ends respectively in settling efficiency, the small structure in both ends.
The principles of the present invention: sewage, by the filtering of flase floor, filters out in sewage big after sewage mouth entrance
The impurity of grain.Sewage enters in mud chamber, and mud chamber is formed between baffle, the impurity that can directly settle is precipitated, in dirt
The water of water crosses baffle after reaching a certain level, and enters the perimeter of baffle, forms overflow area.The sewage of overflow area is logical
It crosses the first diversion pipe and enters teeter chamber, under agitating paddle and the stirring action of stirring rod, open supravasal third electrically-controlled valve,
Coagulant and flocculation aid in flocculant jettison system are entered sufficiently mixed with sewage in teeter chamber by conduit and the first diversion pipe
It closes, is difficult to the suspended material settled and soluble impurity in the mixing chamber under the action of coagulant and flocculation aid, it is heavy to occur
Drop, gathers the bottom of teeter chamber, and top more clear water is entered in liquid storage chamber by overflow port, then passes through the second water conservancy diversion
Pipe enters in reservoir chamber the sterilization that carries out disinfection.Cabinet is discharged by sewage pipe by the sludge that flocculating setting is formed in teeter chamber
Except, the water by the processing of the device can be recycled.
The utility model has the beneficial effects that
1. the utility model structure is relatively simple, easy to assembly, small volume, it can satisfy many sewage loads not
It is very big situation.
2. the utility model passes through in the little device of intensive to one volume of process complexity various in sewage treatment
The processing of sewage is carried out, so that more convenient fast section of the processing of sewage, the repeated recycling utilize of water resource is promoted, dirt has been widened
The application range of water process has saved the cost of investment of sewage treatment.
3. being successively arranged the first electrically-controlled valve, the second electrically-controlled valve, on the first diversion pipe, the second diversion pipe, conduit, sewage pipe
Three electrically-controlled valves, the 4th electrically-controlled valve, cabinet lateral wall are equipped with controller, and first electrically-controlled valve, the second electrically-controlled valve, third are automatically controlled
Valve, the 4th electrically-controlled valve are electrically connected between controller.Diversion pipe and electrically-controlled valve with and conduit and sewage pipe setting, protect
The process for having demonstrate,proved sewage treatment is gone on smoothly, so that sewage treatment has operability, is facilitated and is artificially controlled and intervened,
To reach the processing result expected.
4. the setting of removable castor pushes the device so that the processing of sewage is more convenient, in the effect of castor,
It can move, increase the practicability and applicability for having robbed device.
Detailed description of the invention
Fig. 1 is the utility model section structural schematic diagram.
Appended drawing reference: 1- castor, 2- pedestal, the 4th electrically-controlled valve of 3-, 4- third electrically-controlled valve, the first electrically-controlled valve of 5-, 6- control
Device, 7- baffle, 8- dirt inlet, 9- overflow port, 10- water outlet, 11- cabinet, 12- coagulating chamber, 13- reservoir chamber, 14- agitating paddle,
15- stirring rod, the second electrically-controlled valve of 16-, 17- liquid storage chamber, the mud chamber 18-, 19- flase floor, the first diversion pipe of 20-, 21- coagulant
Jettison system, 22- conduit, 23- sewage draining exit, 24- control valve, the second diversion pipe of 25-, the teeter chamber 26-, 27- ozone generator,
28- sewage pipe, 29- gas-guide tube.
Specific embodiment
In order to which those skilled in the art better understand the utility model, with reference to the accompanying drawing with following embodiment to this
Utility model is described in further detail.
Embodiment 1
As shown in Figure 1, the present embodiment provides a kind of package plant, including cabinet 11, dirt inlet 8, coagulation
Room 12, reservoir chamber 13, the first diversion pipe 20, the second diversion pipe 25, the dirt inlet 8 are set at the top of 11 outer wall of cabinet, institute
8 face lower part of dirt inlet is stated equipped with mud chamber 18, the mud chamber 18 is connect by the first diversion pipe 20 with coagulating chamber 12, described
Coagulating chamber 12 is connected by the second diversion pipe 25 with reservoir chamber 13, and the mud chamber 18 is internally provided with baffle 7, the baffle 7
Top is not contacted with 11 inner wall of cabinet, and first diversion pipe 20 is connected to the described one end of mud chamber 18 far from baffle 7；It is described
Coagulating chamber 12 includes teeter chamber 26 and liquid storage chamber 17, and the liquid storage chamber 17 is located at the outside of teeter chamber 26, the teeter chamber 26
Top is equipped with overflow port 9, and the bottom of the teeter chamber 26 is equipped with sewage pipe 28, and first diversion pipe 20 penetrates through the teeter chamber
26, agitating paddle 14 is equipped with inside the teeter chamber 26, the agitating paddle 14 is equipped with stirring rod 13；13 top of reservoir chamber
It is connect with the second diversion pipe 25,13 side wall of reservoir chamber is equipped with water outlet 10, and the water outlet 10 extends to outside cabinet 11
Portion.
First diversion pipe 20 is connected with by three-way connection in one end of conduit 22,22 other end of the conduit connection
There is coagulant jettison system 21, the coagulant jettison system 21 is mounted on the lateral wall of cabinet 11.
Gas-guide tube 29 is equipped at the top of the reservoir chamber 13,29 other end of gas-guide tube is connected with ozone generator 27, institute
Ozone generator 27 is stated to be mounted in the middle part of 11 lateral wall of cabinet.
First diversion pipe 20, conduit 22, is successively arranged the first electrically-controlled valve 5, on sewage pipe 28 at second diversion pipe 25
Two electrically-controlled valves 16, third electrically-controlled valve 4, the 4th electrically-controlled valve 3,11 lateral wall of cabinet are equipped with controller 6, and described first is automatically controlled
Valve 5, the second electrically-controlled valve 16, third electrically-controlled valve 4, the 4th electrically-controlled valve 3 are electrically connected between the controller 6.
Control valve 24 is equipped on the water outlet 10, sewage draining exit 23 and gas-guide tube 29.
Flase floor 19 is equipped with inside the dirt inlet 8.
11 lower end of cabinet is equipped with pedestal 2, and the bottom of the pedestal is equipped with castor 1, quantity >=3 of the castor 1.
14 end of agitating paddle is connected with motor or manual rocking handle, and the motor and manual rocking handle are located at the cabinet
11 outside.
The be positive bell mouth of inverted funnel shape of the teeter chamber 26 is combined closely the integral structure to be formed.
The principles of the present invention: sewage is after sewage mouth entrance, by the filtering of flase floor 19, filters out big in sewage
The impurity of particle.Sewage enters in mud chamber 18, and mud chamber 18 is formed between baffle 7, and precipitating can directly settle miscellaneous
Matter crosses baffle 7 after the water of sewage reaches a certain level, and enters the perimeter of baffle 7, forms overflow area.Overflow
The sewage in area enters teeter chamber 26 by the first diversion pipe 20, under agitating paddle 14 and the stirring action of stirring rod 13, opens
Third electrically-controlled valve 4 on conduit 22, coagulant and flocculation aid in flocculant jettison system pass through conduit 22 and the first diversion pipe
It is sufficiently mixed in 20 entrance teeter chambers 26 with sewage, the suspended material settled is difficult in teeter chamber 26 and soluble impurity exists
It under the action of coagulant and flocculation aid, settles, gathers the bottom of teeter chamber 26, top more clear water passes through overflow
Mouth 9 enters in liquid storage chamber 17, then enters in reservoir chamber 13 sterilization that carries out disinfection by the second diversion pipe 25.In teeter chamber 26
It is discharged except cabinet 11 by the sludge that flocculating setting is formed by sewage pipe 28, the water by the processing of the device can carry out
It recycles.
The above, the only preferred embodiment of the utility model, are not intended to limit the utility model, the utility model
Scope of patent protection be subject to claims, it is equivalent made by all specifications and accompanying drawing content with the utility model
Structure change similarly should be included in the protection scope of the utility model.
Claims (9)
1. a kind of package plant, including cabinet (11), dirt inlet (8), coagulating chamber (12), reservoir chamber (13),
One diversion pipe (20), the second diversion pipe (25), the dirt inlet (8) are set at the top of the cabinet (11) outer wall, the dirt inlet
(8) face lower part is equipped with mud chamber (18), and the mud chamber (18) is connect by the first diversion pipe (20) with coagulating chamber (12), institute
It states coagulating chamber (12) to be connected by the second diversion pipe (25) with reservoir chamber (13), it is characterised in that: the mud chamber (18) is internal
It is provided with baffle (7), is not contacted at the top of the baffle (7) with cabinet (11) inner wall, first diversion pipe (20) is connected to institute
State the one end of mud chamber (18) far from baffle (7)；The coagulating chamber (12) includes teeter chamber (26) and liquid storage chamber (17), the storage
Sap cavity (17) is located at the outside of teeter chamber (26), and the top of the teeter chamber (26) is equipped with overflow port (9), the teeter chamber (26)
Bottom be equipped with sewage pipe (28), first diversion pipe (20) penetrates through the teeter chamber (26), and the teeter chamber (26) is internal
Equipped with agitating paddle (14), the agitating paddle (14) is equipped with stirring rod (15)；Reservoir chamber (13) top and the second diversion pipe
(25) it connects, reservoir chamber (13) side wall is equipped with water outlet (10), and it is external that the water outlet (10) extends to cabinet (11).
2. package plant according to claim 1, it is characterised in that: first diversion pipe (20) passes through
Three-way connection is connected to one end of conduit (22), and the other end of the conduit (22) is connected with coagulant jettison system (21), institute
Coagulant jettison system (21) is stated to be mounted on the lateral wall of cabinet (11).
3. package plant according to claim 1, it is characterised in that: be equipped at the top of the reservoir chamber (13)
Gas-guide tube (29), gas-guide tube (29) other end are connected with ozone generator (30), and the ozone generator (30) is mounted on
In the middle part of cabinet (11) lateral wall.
4. package plant according to claim 1, it is characterised in that: first diversion pipe (20),
Two diversion pipes (25), conduit (22) are successively arranged the first electrically-controlled valve (5), the second electrically-controlled valve (16), third electricity on sewage pipe (28)
Valve (4), the 4th electrically-controlled valve (3) are controlled, the cabinet lateral wall is equipped with controller (6), first electrically-controlled valve (5), the second electricity
Control valve (16), third electrically-controlled valve (4), the 4th electrically-controlled valve (3) are electrically connected between the controller (6).
5. package plant according to claim 1, it is characterised in that: the water outlet (10), sewage draining exit
(23) and on gas-guide tube (29) it is equipped with control valve.
6. package plant according to claim 1, it is characterised in that: be equipped with inside the dirt inlet (8)
Flase floor (19).
7. package plant according to claim 1, it is characterised in that: cabinet (11) lower end is equipped with bottom
The bottom of seat (2), the pedestal (2) is equipped with castor (1), quantity >=3 of the castor (1).
8. package plant according to claim 1, it is characterised in that: agitating paddle (14) the end connection
There are motor or manual rocking handle, the motor and manual rocking handle are located at the outside of the cabinet (11).
9. package plant according to claim 1, it is characterised in that: the teeter chamber (26), which is positive, to be drowned
Bucket shape bell mouth is combined closely the integral structure to be formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089300.5U CN208234667U (en) | 2018-01-19 | 2018-01-19 | A kind of package plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820089300.5U CN208234667U (en) | 2018-01-19 | 2018-01-19 | A kind of package plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208234667U true CN208234667U (en) | 2018-12-14 |
Family
ID=64579065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820089300.5U Expired - Fee Related CN208234667U (en) | 2018-01-19 | 2018-01-19 | A kind of package plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208234667U (en) |
-
2018
- 2018-01-19 CN CN201820089300.5U patent/CN208234667U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20181214 |