CN208357798U - A kind of lead skim device for dragging dregs - Google Patents
A kind of lead skim device for dragging dregs Download PDFInfo
- Publication number
- CN208357798U CN208357798U CN201820184675.XU CN201820184675U CN208357798U CN 208357798 U CN208357798 U CN 208357798U CN 201820184675 U CN201820184675 U CN 201820184675U CN 208357798 U CN208357798 U CN 208357798U
- Authority
- CN
- China
- Prior art keywords
- slag
- connecting rod
- sliding slot
- driving motor
- fishing
- 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
- 239000002893 slag Substances 0.000 claims abstract description 92
- 238000004519 manufacturing process Methods 0.000 claims abstract description 23
- 210000000078 claw Anatomy 0.000 claims abstract description 12
- 230000001360 synchronised effect Effects 0.000 claims abstract description 12
- 238000003860 storage Methods 0.000 claims abstract 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 abstract description 10
- 241000251468 Actinopterygii Species 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims 2
- 239000007788 liquid Substances 0.000 abstract description 16
- 238000005266 casting Methods 0.000 abstract description 8
- 231100000331 toxic Toxicity 0.000 abstract description 2
- 230000002588 toxic effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 16
- 238000010586 diagram Methods 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 206010027439 Metal poisoning Diseases 0.000 description 1
- 206010054949 Metaplasia Diseases 0.000 description 1
- 208000028571 Occupational disease Diseases 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 208000008127 lead poisoning Diseases 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000015689 metaplastic ossification Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a kind of lead skim device for dragging dregs, including slide way mechanism, fishing slag arm, synchronous motor, moving slide board, support column, claw hook, pedestal and slag storage box；Wherein slide way mechanism is mounted on moving slide board by support column, moving slide board is mounted on the pedestal with guide rail, fishing slag arm is connect with slide way mechanism, it is mounted on the production line that the movement of synchronous motor on moving slide board drives claw hook to catch on movement, moving slide board is moved with production line, the movement of driving motor II drives slag river transport of the fishing slag arm on idler wheel dynamic in slide way mechanism, the movement for fishing out driving motor I in slag arm drives fishing slag arm to move up and down, it fishes out the dynamic cooperation fishing slag arm of slag river transport of the slag arm on idler wheel and moves downward to protrude into slag river and realize and send the lead skim of slag korneforos into slag storage box.The utility model realizes mechanization production, and high production efficiency improves the toxic artificial fishing slag condition of high temperature, alleviates artificial fishing slag labor intensity, improves lead liquid ingot casting productivity and product quality.
Description
Technical field
The utility model relates to a kind of lead skim device for dragging dregs, belong to mining and metallurgy equipment technology field.
Background technique
Electrolysis casting lead process flow in, since lead liquid is after injecting mold, lead liquid temperature is very high, contain in lead liquid its
Oxidation reaction occurs for the oxygen in his metal impurities and air, generates some oxide particles, and be suspended in lead liquid, this is right
One for making a big impact in the quality of lead pig, therefore removing these lead skims also and just become in electrolysis casting lead process flow must
Indispensable link, fishing out slag process is one of important procedure and the worst process of operating condition in electric lead casting mold production,
Currently, all also continued to use always in casting lead industry both at home and abroad it is traditional by hand by mould fishing slag mode except removing dross, since lead belongs to weight
Metal has very big harm to human body, and the lead steam for being poured scene has biggish harm to worker, the long-term low coverage of operating worker of skimming
From contact lead liquid, metallic lead enters human body through respiratory tract and skin, causes lead poisoning occupational disease.
Summary of the invention
The utility model provides a kind of lead skim device for dragging dregs, for substituting artificial fishing slag side traditional in lead liquid ingot casting
Formula improves fishing slag efficiency.
The technical solution of the utility model is: a kind of lead skim device for dragging dregs, including slide way mechanism 22, fishing slag arm 25, same
Walk motor 19, moving slide board 20, support column 21, claw hook 24, pedestal 26 and slag storage box 27；
Wherein slide way mechanism 22 is mounted on moving slide board 20 by support column 21, and moving slide board 20 is mounted on guide rail
On pedestal 26, fishing slag arm 25 is connect with slide way mechanism 22, is mounted on the movement band pawl of synchronous motor 19 on moving slide board 20
Hook 24 catches on the production line of movement, and moving slide board 20 is moved with production line, the fortune of driving motor II 15 in slide way mechanism 22
The dynamic slag river transport for driving fishing slag arm 25 on idler wheel 23 is dynamic, and the movement for fishing out driving motor I 9 in slag arm 25 drives fishing slag arm
25 move up and down, fish out the dynamic cooperation fishing slag arm 25 of slag river transport of the slag arm 25 on idler wheel 23 move downward protrude into that slag river realizes will
The lead skim of slag korneforos is sent into slag storage box 27.
The support column 21 is fixed on moving slide board 20 by holding screw 6.
The fishing slag arm 25 includes dredger 1, dredger bar 2, the sliding block 4 with connecting rod, sliding slot I 5, connecting rod I 7, electric machine support
8, driving motor I 9, crank I 10 and sliding block 12；Wherein dredger 1 is fastenedly connected on dredger bar 2, and dredger bar 2 is mounted on band connecting rod
Sliding block 4 end mounting hole in, the sliding block 4 with connecting rod is connect with connecting rod I 7, and the sliding block 4 with connecting rod is upper in sliding slot I 5 to glide
Dynamic, one end of crank I 10 and connecting rod I 7 connect, and the other end of crank I 10 is connect with driving motor I 9, and driving motor I 9 is mounted on
On electric machine support 8, electric machine support 8 is mounted on sliding slot I 5, and sliding slot I 5 and sliding block 12 are fixed, is connected in sliding block 12 and slide way mechanism 22
Bar II 13 connects, and sliding block 12 horizontally slips in sliding slot II 18 in slide way mechanism 22.
The dredger 1 is fastenedly connected on dredger bar 2 by nut 3, and the interference fit of dredger bar 2 or clearance fit are in band
In the end mounting hole of the sliding block 4 of connecting rod, the sliding block 4 with connecting rod is connect with connecting rod I 7 by holding screw 6, and the one of crank I 10
End and connecting rod I 7 are connected by holding screw 6, and the other end of crank I 10 is connect with driving motor I 9 by holding screw 6, sliding slot
I 5 and sliding block 12 it is fixed by screw 11, sliding block 12 is connect by holding screw 6 with connecting rod II 13 in slide way mechanism 22.
The slide way mechanism 22 includes connecting rod II 13, crank II 14, driving motor II 15, packet header screw 16, spring base 17
With sliding slot II 18；Wherein one end of crank II 14 and connecting rod II 13 connect, and the other end and driving motor II 15 of crank II 14 connect
Connect, driving motor II 15 is fixed on II 18 overhead support of sliding slot, and spring base 17 is fixed in sliding slot II 18, packet header screw 16 with
The spring connection being fixed in the circular hole of spring base 17, sliding slot II 18 are fixed on support column 21.
One end of the crank II 14 and connecting rod II 13 are connected by holding screw 6, the other end of crank II 14 and driving
Motor II 15 is connected by holding screw 6, and driving motor II 15 is fixed on II 18 overhead support of sliding slot by screw 11, spring
Seat 17 is fixed in sliding slot II 18 with screw 11, and sliding slot II 18 is fixed on support column 21 by holding screw 6.
A kind of lead skim fishing slag method, the method comprises the following steps:
In S1, production line operational process, power supply is opened, the rotation drive claw hook 24 of synchronous motor 19 catches on the production of movement
Line, fishing slag arm 25 are driven by moving slide board 20 and travel forward with production line；
After S2, fishing slag arm 25 travel forward with production line, driving motor II 15 rotates, and is driven and is connected by crank II 14
Bar II 13 pushes dredger 1 to move along sliding slot II 18, and II 18 sliding stroke of sliding slot is corresponding with lower section slag river mold, drives simultaneously
The rotation of motor 9 drives connecting rod I 7 that dredger 1 is pushed to can extend into 8-10mm below liquid level in the mold of slag river by crank I 10, and
It is flat-pushing always to arrive the other end；
The lead skim being suspended in lead liquid in S3, fishing 25 motion process of slag arm is filled into 1 tripe of dredger by dredger 1, with
It fishing out slag arm 25 and shifts to the other end along sliding slot II 18, dredger 1 leaves lead liquid with lead skim, when moving to extreme position, fishing
Sliding block 12 on arm 25 bump against on the packet header screw 16 of sliding slot II 18 above, 2 stop motion of dredger bar, 1 inertia of dredger inclines
Tiltedly, the lead skim in dredger 1 falls off under the shake of gravity and spring, and lead skim is fallen into slag storage box 27；
S4, driving motor II 15 continue to rotate to initial position stopping, and the overturning of synchronous motor 19 drives claw hook 24 to be detached from life
Producing line carries out next fishing slag period.
The beneficial effects of the utility model are: last time of the utility model for the lead liquid casting ingot process of lead pig product
Slag is fished out, slag arm and transverse moving mechanism is fished out by using the variation mechanism of slider-crank mechanism and realizes shovel, water under descending motion
Flat movement fishing slag, ascending motion play shovel, slag and horizontal movement backhaul are fallen in return motion, and control is simple, shake small, run smoothly,
It is lower shovel and rise shovel excessively it is gentle, fishing slag process it is steady, on lead liquid influence less, can satisfy fishing slag requirement.Realize mechanical metaplasia
It produces, high production efficiency improves the toxic artificial fishing slag condition of high temperature, alleviates artificial fishing slag labor intensity, improves lead liquid
Ingot casting productivity and product quality.
Detailed description of the invention
Fig. 1 is slide way mechanism structural schematic diagram in the utility model；
Fig. 2 is that slag arm structure schematic diagram is fished out in the utility model；
Fig. 3 is that the structure of the utility model uses schematic diagram；
Fig. 4 is the utility model median claw hook structure schematic diagram；
Each label in figure are as follows: 1- dredger, 2- dredger bar, the sliding block of 3- nut, 4- with connecting rod, 5- sliding slot I, 6- clamp screw
Nail, 7- connecting rod I, 8- electric machine support, 9- driving motor I, 10- crank I, 11- screw, 12- sliding block, 13- connecting rod II, 14- crank
II, 15- driving motor II, the packet header 16- screw, 17- spring base, 18- sliding slot II, 19- synchronous motor, 20- moving slide board, 21-
Support column, 22- slide way mechanism, 23- idler wheel, 24- claw hook, 25- fish out slag arm, 26- pedestal, 27- slag storage box.
Specific embodiment
Embodiment 1: as shown in Figs 1-4, a kind of lead skim device for dragging dregs, including slide way mechanism 22, fishing slag arm 25, synchronize electricity
Machine 19, moving slide board 20, support column 21, claw hook 24, pedestal 26 and slag storage box 27；
Wherein slide way mechanism 22 is mounted on moving slide board 20 by support column 21, and moving slide board 20 is mounted on guide rail
On pedestal 26, fishing slag arm 25 is connect with slide way mechanism 22, is mounted on the movement band pawl of synchronous motor 19 on moving slide board 20
Hook 24 catches on the production line of movement, and moving slide board 20 is moved with production line, the fortune of driving motor II 15 in slide way mechanism 22
The dynamic slag river transport for driving fishing slag arm 25 on idler wheel 23 is dynamic, and the movement for fishing out driving motor I 9 in slag arm 25 drives fishing slag arm
25 move up and down, fish out the dynamic cooperation fishing slag arm 25 of slag river transport of the slag arm 25 on idler wheel 23 move downward protrude into that slag river realizes will
The lead skim of slag korneforos is sent into slag storage box 27.
It is fixed on moving slide board 20 it is possible to further which the support column 21 is arranged by holding screw 6.
It include dredger 1, dredger bar 2, the sliding block 4 with connecting rod, sliding slot I it is possible to further which the fishing slag arm 25 is arranged
5, connecting rod I 7, electric machine support 8, driving motor I 9, crank I 10 and sliding block 12；Wherein dredger 1 is fastenedly connected on dredger bar 2, fishing
Net bar 2 is mounted in the end mounting hole of the sliding block 4 with connecting rod, and the sliding block 4 with connecting rod is connect with connecting rod I 7, the sliding block with connecting rod
4 slide up and down in sliding slot I 5, and one end of crank I 10 and connecting rod I 7 connect, and the other end and driving motor I 9 of crank I 10 connect
It connects, driving motor I 9 is mounted on electric machine support 8, and electric machine support 8 is mounted on sliding slot I 5, and sliding slot I 5 and sliding block 12 are fixed, sliding
Block 12 is connect with connecting rod II 13 in slide way mechanism 22, and sliding block 12 horizontally slips in sliding slot II 18 in slide way mechanism 22.
It is fastenedly connected on dredger bar 2 it is possible to further which the dredger 1 is arranged by nut 3,2 interference of dredger bar is matched
It closes or clearance fit is in the end mounting hole of the sliding block 4 with connecting rod, the sliding block 4 with connecting rod and connecting rod I 7 pass through holding screw
6 connections, one end of crank I 10 and connecting rod I 7 are connected by holding screw 6, and the other end and the driving motor I 9 of crank I 10 pass through
Holding screw 6 connects, and sliding slot I 5 and sliding block 12 are fixed by screw 11, and sliding block 12 passes through in holding screw 6 and slide way mechanism 22
Connecting rod II 13 connects.
It include connecting rod II 13, crank II 14, driving motor II 15, packet it is possible to further which the slide way mechanism 22 is arranged
Head screw 16, spring base 17 and sliding slot II 18；Wherein one end of crank II 14 and connecting rod II 13 connect, the other end of crank II 14
It is connect with driving motor II 15, driving motor II 15 is fixed on II 18 overhead support of sliding slot, and spring base 17 is fixed on sliding slot II
In 18, packet header screw 16 is connect with the spring in the circular hole for being fixed on spring base 17, and sliding slot II 18 is fixed on support column 21.
Pass through holding screw 6 it is possible to further which one end and the connecting rod II 13 of the crank II 14 is arranged and connect, crank II
14 other end is connect with driving motor II 15 by holding screw 6, and driving motor II 15 is fixed on sliding slot II by screw 11
On 18 overhead supports, spring base 17 is fixed in sliding slot II 18 with screw 11, and sliding slot II 18 is fixed on support by holding screw 6
On column 21.
A kind of lead skim fishing slag method, the method comprises the following steps:
In one cycle, fishing slag is primary for S1, entire lead pig dragveyer, fishes out three molds every time, below for entire fishing
The movement that slag machine a cycle is completed is described: it is entire mechanical in initial position first, that is, close to return mechanism one
The pressure touching switch pressure of gear is returned at end to extreme position, and production line is constantly in uniform speed motion state, in production line operational process,
Power supply is opened, synchronous motor 19 rotate production line (such as not buckle of claw hook 24 that drive claw hook 24 catches on movement between 0-4 seconds
One end and synchronous motor output axis connection, can be hooked idler wheel 23 on production line after one end rotation of buckle), fish out slag hand
Arm 25 is driven by moving slide board 20 and travels forward with production line；
After S2, fishing slag arm 25 travel forward with production line, at this moment (4-16 seconds) driving motor II 15 rotates, by
Crank II 14 drives connecting rod II 13 that dredger 1 is pushed to move along sliding slot II 18, II 18 sliding stroke of sliding slot and lower section slag river mold
It is corresponding, while the rotation of driving motor 9 drives connecting rod I 7 that dredger 1 is pushed to can extend into liquid level in the mold of slag river by crank I 10
Following 8-10mm, and it is flat-pushing always to the other end；
The lead skim being suspended in lead liquid in S3, fishing 25 motion process of slag arm is filled into 1 tripe of dredger by dredger 1, with
It fishing out slag arm 25 and shifts to the other end along sliding slot II 18, dredger 1 leaves lead liquid with lead skim, when moving to extreme position, fishing
Sliding block 12 on arm 25 bump against on the packet header screw 16 of sliding slot II 18 above, at this moment constitute a lever principle, dredger bar 2
Stop motion, and dredger 1 still has the tendency that movement, due to inertia, so that 1 inertia of dredger tilts, the lead skim in dredger 1 is in gravity
And fall off under the shake of spring, lead skim is fallen into slag storage box 27；
S4, driving motor II 15 continue to rotate to initial position stopping, and at this moment (16-20 seconds), synchronous motor 19 overturns band
Pawl hook 24 is detached from production line, carries out next fishing slag period.
The specific embodiments of the present invention are described in detail above with reference to the accompanying drawings, but the utility model is not
Be limited to above embodiment, within the knowledge of a person skilled in the art, can also do not depart from it is practical
Various changes can be made under the premise of novel objective.
Claims (6)
1. a kind of lead skim device for dragging dregs, it is characterised in that: including slide way mechanism (22), fishing slag arm (25), synchronous motor (19),
Moving slide board (20), support column (21), claw hook (24), pedestal (26) and slag storage box (27)；
Wherein slide way mechanism (22) is mounted on moving slide board (20) by support column (21), and moving slide board (20) is mounted on band and leads
On the pedestal (26) of rail, fishing slag arm (25) is connect with slide way mechanism (22), is mounted on synchronous motor on moving slide board (20)
(19) production line of movement is caught in movement drive claw hook (24), and moving slide board (20) is moved with production line, slide way mechanism
(22) movement of driving motor II (15) drives slag river transport of fishing slag arm (25) on idler wheel (23) dynamic in, fishes out slag arm (25)
The movement of middle driving motor I (9) drives fishing slag arm (25) to move up and down, and fishes out the slag river transport of slag arm (25) on idler wheel (23)
Dynamic cooperation fishing slag arm (25) moves downward to protrude into slag river and realize and send the lead skim of slag korneforos into slag storage box (27).
2. lead skim device for dragging dregs according to claim 1, it is characterised in that: the support column (21) passes through holding screw
(6) it is fixed on moving slide board (20).
3. lead skim device for dragging dregs according to claim 1, it is characterised in that: the fishing slag arm (25) include dredger (1),
Dredger bar (2), the sliding block (4) with connecting rod, sliding slot I (5), connecting rod I (7), electric machine support (8), driving motor I (9), crank I
(10) and sliding block (12)；Wherein dredger (1) is fastenedly connected on dredger bar (2), and dredger bar (2) is mounted on the sliding block with connecting rod
(4) in end mounting hole, the sliding block (4) with connecting rod is connect with connecting rod I (7), and the sliding block (4) with connecting rod is on sliding slot I (5) is interior
Lower slider, one end of crank I (10) and connecting rod I (7) connection, the other end of crank I (10) are connect with driving motor I (9), are driven
Motor I (9) is mounted on electric machine support (8), and electric machine support (8) is mounted on sliding slot I (5), and sliding slot I (5) and sliding block (12) are solid
Fixed, sliding block (12) is connect with connecting rod II (13) in slide way mechanism (22), sliding block (12) sliding slot II (18) in slide way mechanism (22)
Inside horizontally slip.
4. lead skim device for dragging dregs according to claim 3, it is characterised in that: the dredger (1) is connected by nut (3) fastening
It connecing on dredger bar (2), dredger bar (2) is interference fitted or clearance fit is in the end mounting hole of the sliding block (4) with connecting rod,
Sliding block (4) with connecting rod is connect with connecting rod I (7) by holding screw (6), and one end of crank I (10) and connecting rod I (7) pass through tightly
Determine screw (6) connection, the other end of crank I (10) is connect with driving motor I (9) by holding screw (6), sliding slot I (5) and cunning
Block (12) is fixed by screw (11), and sliding block (12) is connect by holding screw (6) with connecting rod II (13) in slide way mechanism (22).
5. lead skim device for dragging dregs according to claim 1, it is characterised in that: the slide way mechanism (22) includes connecting rod II
(13), crank II (14), driving motor II (15), packet header screw (16), spring base (17) and sliding slot II (18)；Wherein crank II
(14) one end and connecting rod II (13) connection, the other end of crank II (14) is connect with driving motor II (15), driving motor II
(15) it is fixed on sliding slot II (18) overhead support, spring base (17) is fixed in sliding slot II (18), packet header screw (16) and solid
The spring connection being scheduled in the circular hole of spring base (17), sliding slot II (18) are fixed on support column (21).
6. lead skim device for dragging dregs according to claim 5, it is characterised in that: one end of the crank II (14) and connecting rod II
(13) it is connected by holding screw (6), the other end and driving motor II (15) of crank II (14) are connected by holding screw (6)
It connects, driving motor II (15) is fixed on sliding slot II (18) overhead support by screw (11), and spring base (17) uses screw (11)
It is fixed in sliding slot II (18), sliding slot II (18) is fixed on support column (21) by holding screw (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184675.XU CN208357798U (en) | 2018-02-02 | 2018-02-02 | A kind of lead skim device for dragging dregs |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820184675.XU CN208357798U (en) | 2018-02-02 | 2018-02-02 | A kind of lead skim device for dragging dregs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208357798U true CN208357798U (en) | 2019-01-11 |
Family
ID=64913334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820184675.XU Expired - Fee Related CN208357798U (en) | 2018-02-02 | 2018-02-02 | A kind of lead skim device for dragging dregs |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208357798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102699A (en) * | 2021-04-20 | 2021-07-13 | 株洲火炬工业炉有限责任公司 | Lead ingot forming slag dragging device and slag dragging method |
| WO2023160062A1 (en) * | 2022-02-26 | 2023-08-31 | 烟台盛利达工程技术有限公司 | Half-ring slag dragging device |
-
2018
- 2018-02-02 CN CN201820184675.XU patent/CN208357798U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113102699A (en) * | 2021-04-20 | 2021-07-13 | 株洲火炬工业炉有限责任公司 | Lead ingot forming slag dragging device and slag dragging method |
| WO2023160062A1 (en) * | 2022-02-26 | 2023-08-31 | 烟台盛利达工程技术有限公司 | Half-ring slag dragging device |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20200202 |
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| CF01 | Termination of patent right due to non-payment of annual fee |