CN208661083U - A kind of chemical industry reaction kettle being easily installed - Google Patents
A kind of chemical industry reaction kettle being easily installed Download PDFInfo
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- CN208661083U CN208661083U CN201820854375.8U CN201820854375U CN208661083U CN 208661083 U CN208661083 U CN 208661083U CN 201820854375 U CN201820854375 U CN 201820854375U CN 208661083 U CN208661083 U CN 208661083U
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- spring
- reaction kettle
- plate
- welded
- chemical industry
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- 238000006243 chemical reaction Methods 0.000 title claims abstract description 38
- 239000000126 substance Substances 0.000 title claims abstract description 25
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 20
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000005728 strengthening Methods 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 7
- 230000008602 contraction Effects 0.000 abstract description 4
- 239000000945 filler Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 229910000617 Mangalloy Inorganic materials 0.000 description 2
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 2
- QFGIVKNKFPCKAW-UHFFFAOYSA-N [Mn].[C] Chemical compound [Mn].[C] QFGIVKNKFPCKAW-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910000792 Monel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 229910001026 inconel Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model provides a kind of chemical industry reaction kettle being easily installed, and is related to field of chemical equipment.The chemical industry reaction kettle being easily installed, including support plate, the upper surface of the support plate is welded with fixed plate, the fixed plate is internally provided with buffer gear, movable plate is overlapped on the right side of the fixed plate, the upper surface of the movable plate is provided with clamp system, and the clamp system is overlapped with strengthening mechanism far from one end of movable plate.The chemical industry reaction kettle being easily installed, pass through the cooperation between clamp system and strengthening mechanism, reach and carries out mobile convenient for drive clamping bar by the contraction of the first spring and be clamped autoclave body, in addition with the movement of clamping bar, so that clamping bar drives reinforcing ring that autoclave body is carried out clamping, the rotation of securing plate is utilized simultaneously, so that increasing the fastness of clamping bar, existing chemical industry reaction kettle is solved during installation due to excessively complicated, is not easy to the problem of installing so as to cause reaction kettle.
Description
Technical field
The utility model relates to chemical equipment technical field, specially a kind of chemical industry reaction kettle being easily installed.
Background technique
The broad understanding of reaction kettle has the container physically or chemically reacted, is designed by the structure to container and is matched with parameter
Set, realize heating, evaporation that technique requires, the mixed function of cooling and low high speed, reaction kettle be widely used in petroleum, chemical industry,
Rubber, pesticide, dyestuff, medicine, food, for completing the pressure of the technical process such as vulcanization, nitrification, hydrogenation, hydrocarbonylation, polymerization, condensation
Force container, such as reactor, reaction pot, decomposition pot, polymeric kettle etc.；Material generally has carbon manganese steel, stainless steel, zirconium, Ni-based (Kazakhstan
Family name, Monel, inconel) alloy and other composite materials, reaction kettle is by autoclave body, kettle cover, collet, blender, transmission device, axis
The composition such as seal apparatus, bearing.Agitating device can use multiple impellers leaf when ratio of height to diameter is larger, can also be acording to the requirement of user
Any apolegamy.Collet is set outside kettle wall, or heat-transfer surface is set in device, can also be exchanged heat by outer circulation.
Currently, reaction kettle is comprehensive reaction vessel, reaction kettle structure function and configuration attachment are set according to reaction condition
Meter.Pre-set reaction step can be completed with higher the degree of automation from the charging of beginning, reaction and discharging, it is right
The important parameters such as temperature, pressure, mechanics control, reactant or production concentration in reaction process carry out stringent regulation, but
Be existing chemical industry reaction kettle during installation due to excessively complicated, be not easy to install so as to cause reaction kettle.
Utility model content
In view of the deficiencies of the prior art, the chemical industry that the utility model provides that a kind of shockproof effect is good, is easily installed is used anti-
Answer kettle.
Technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of chemical industry being easily installed
With reaction kettle, including support plate, the upper surface of the support plate is welded with fixed plate, and the fixed plate is internally provided with buffering
Mechanism is overlapped with movable plate on the right side of the fixed plate, and one end of the movable plate is overlapped with strengthening mechanism, the strengthening mechanism
Right side be welded with autoclave body, the upper surface of the movable plate offers the movable span being connected with lower surface, the support plate
Upper surface is welded with fixed link, the internal activity connection of the fixed link one end and movable span far from support plate, the activity
The upper surface of plate is overlapped with baffle, and the lower surface of the baffle and the top of fixed link are welded, and the upper surface of the movable plate is opened
Equipped with spring groove, the inner bottom wall of the spring groove is welded with third spring, the third spring far from spring groove inner bottom wall one
End and the lower surface of baffle are welded.
Further, the movable plate upper surface is provided with clamp system, and the inside of the clamp system includes first
Spring, the upper surface of the movable plate open up fluted, and the front inside wall of the groove is welded with fixing axle, the fixing axle
Surface is socketed with rotating wheel, and the upper surface of the rotating wheel is welded with clamping bar, the right side of the clamping bar and the first spring
Left end welding, the right side inner wall welding of first spring one end and groove far from clamping bar.
Further, the inside of the strengthening mechanism includes reinforcing ring, the one end of the clamping bar far from rotating wheel with
The left-hand face of reinforcing ring is welded, and the right side of the reinforcing ring and the left-hand face of autoclave body overlap, the left-hand face of the autoclave body
It is welded with fixed block, rotation slot is offered on the left of the fixed block, the internal activity of the rotation slot is connected with rotating bar, institute
It states rotating bar and is welded with securing plate, the left side of the securing plate one end and clamping bar far from rotating bar far from one end of rotation slot
Surface overlap joint.
Further, the inside of the buffer gear includes second spring, and the right side opening of the fixed plate is equipped with buffering
Slot is welded with gag lever post between the top bottom inner wall of the dashpot, and the inside of the second spring and the surface of gag lever post are socketed,
The surface of the gag lever post is simultaneously socketed with lantern ring, the right lateral surface of the lantern ring and a left side for movable plate positioned at the top of second spring
Side welding.
Further, the upper surface of the support plate offers the threaded hole being connected with lower surface, the threaded hole
Internal whorl is connected with threaded rod.
Further, the upper surface of the movable plate is welded with support rod, and the support rod is welded far from one end of movable plate
It is connected to filler ring, the upper surface of the filler ring and the bottom of autoclave body overlap.
Further, the quantity of the buffer gear is two, and two buffer gears are symmetrically set with the central axes of support plate
It sets.
Beneficial effect
1, the chemical industry reaction kettle being easily installed, by the cooperation between clamp system and strengthening mechanism, reach by
The contraction of first spring, in addition with the movement of clamping bar, makes convenient for driving clamping bar to carry out mobile and being clamped autoclave body
Obtaining clamping bar drives reinforcing ring that autoclave body is carried out clamping, while using the rotation of securing plate, so that increase the fastness of clamping bar,
Existing chemical industry reaction kettle is solved during installation due to excessively complicated, is not easy to installation so as to cause reaction kettle
Problem.
2, the chemical industry reaction kettle being easily installed is reached by the buffer gear being arranged inside fixed plate with autoclave body
Shaking force drive movable plate mobile, movable plate, which once moves up and down, will drive lantern ring and moves up and down on the surface of gag lever post
And squeeze second spring, second spring can be buffered autoclave body vibration using the elastic force of itself at this time, so that autoclave body
It is more steady at work, it effectively avoids autoclave body at work and causes product to damage because vibration is excessive.
3, the chemical industry reaction kettle being easily installed is reached by the mutual cooperation between fixed link, baffle and third spring
To moving up and down by movable plate, so that movable plate stretches third spring, so that third spring can be by autoclave body
Vibration is further buffered, so that autoclave body working condition is more steady, by the threaded rod being arranged inside threaded hole, is reached
To being turned downwards inside threaded hole by threaded rod, so that threaded rod is convenient for through threaded hole and is screwed into underground, screw thread at this time
Bar can measure support plate and be fixed on the ground, so that autoclave body is more secured after mounting.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is clamp system partial structurtes enlarged drawing in the utility model Fig. 1；
Fig. 3 is strengthening mechanism partial structurtes enlarged drawing in the utility model Fig. 1；
Fig. 4 is buffer gear partial structurtes enlarged drawing in the utility model Fig. 1.
Wherein, 1 support plate, 2 autoclave bodies, 3 clamp systems, 301 first springs, 302 clamping bars, 303 fixing axles, 304 rotations
Wheel, 305 grooves, 4 strengthening mechanisms, 401 securing plates, 402 rotation slots, 403 fixed blocks, 404 reinforcing rings, 405 rotating bars, 5 bufferings
Mechanism, 501 lantern rings, 502 gag lever posts, 503 second springs, 504 dashpots, 6 movable plates, 7 spring grooves, 8 movable spans, 9 fixed links,
10 threaded holes, 11 threaded rods, 12 fixed plates, 13 third springs, 14 baffles, 15 support rods, 16 filler rings.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
As shown in Figs 1-4, the utility model embodiment provides a kind of chemical industry reaction kettle being easily installed, including support plate
1, the upper surface of support plate 1 offers the threaded hole 10 being connected with lower surface, and the internal whorl of threaded hole 10 is connected with screw thread
Bar 11, the upper surface of support plate 1 are welded with fixed plate 12, and fixed plate 12 is internally provided with buffer gear 5, buffer gear 5
Inside includes second spring 503, and the right side opening of fixed plate 12 is equipped with dashpot 504, welds between the top bottom inner wall of dashpot 504
It is connected to gag lever post 502, the inside of second spring 503 and the surface of gag lever post 502 are socketed, and the surface of gag lever post 502 is simultaneously located at the
The top of two springs 503 is socketed with lantern ring 501, and the right lateral surface of lantern ring 501 and the left side of movable plate 6 are welded, buffer gear 5
Quantity is two, and two buffer gears 5 are symmetrical arranged with the central axes of support plate 1, as the shaking force of autoclave body 2 drives movable plate
6 is mobile, and movable plate 6, which once moves up and down, will drive lantern ring 501 and move up and down on the surface of gag lever post 502 and by the second bullet
Spring 503 is squeezed, and second spring 503 can be buffered the vibration of autoclave body 2 using the elastic force of itself at this time, so that autoclave body 2 exists
It is more steady when work, it effectively avoids autoclave body 2 at work and causes product to damage because vibration is excessive.
The right side of fixed plate 12 is overlapped with movable plate 6, and the upper surface of movable plate 6 is provided with clamp system 3, clamp system 3
Inside include the first spring 301, the upper surface of movable plate 6 opens up fluted 305, and the front inside wall of groove 305 is welded with
Fixing axle 303, the surface of fixing axle 303 are socketed with rotating wheel 304, and the upper surface of rotating wheel 304 is welded with clamping bar 302, folder
The right side of tight bar 302 and the left end of the first spring 301 are welded, the one end of the first spring 301 far from clamping bar 302 and groove 305
Right side inner wall welding, after autoclave body 2 is placed on the surface of filler ring 16, clamping bar 302 can be decontroled, with clamping bar 302
It decontrols, the first spring 301 will do it contraction, and the first spring 301 will drive clamping bar 302 to autoclave body 2 during contraction
Surface is moved and drives reinforcing ring 404 that the surface of autoclave body 2 is carried out clamping, and reinforcing ring 404 is by the surface clamping of autoclave body 2
When, the top of reinforcing ring 404 can be with the following table face contact of fixed block 403, and fixed block 403 can carry out reinforcing ring 404 at this time
Limit, so that reinforcing ring 404 avoids occurring being detached from from the surface of autoclave body 2 influencing the fastness after autoclave body 2 is installed.
Clamp system 3 is overlapped with strengthening mechanism 4 far from one end of movable plate 6, and the inside of strengthening mechanism 4 includes reinforcing ring
404, the one end of clamping bar 302 far from rotating wheel 304 and the left-hand face of reinforcing ring 404 are welded, the right side of reinforcing ring 404 and kettle
The left-hand face of body 2 overlaps, and the left-hand face of autoclave body 2 is welded with fixed block 403, and the left side of fixed block 403 offers rotation slot
402, the internal activity of rotation slot 402 is connected with rotating bar 405, and rotating bar 405 is welded with reinforcing far from one end of rotation slot 402
The left-hand face of plate 401, the one end of securing plate 401 far from rotating bar 405 and clamping bar 302 overlaps, by the first spring 301
It shrinks convenient for driving clamping bar 302 to carry out mobile and being clamped autoclave body 2, in addition with the movement of clamping bar 302, so that folder
Tight bar 302 drives reinforcing ring 404 that autoclave body 2 is carried out clamping, while using the rotation of securing plate 401, so that increasing clamping bar 302
Fastness, the existing chemical industry reaction kettle of very good solution during installation due to excessively complicated, so as to cause anti-
The problem of answering kettle to be not easy to installation.
The right side of strengthening mechanism 4 is welded with autoclave body 2, and the broad understanding of reaction kettle has the container physically or chemically reacted,
By the structure design and parameter configuration to container, the mixed function for heating, evaporation, cooling and the low high speed that technique requires is realized
Can, reaction kettle material generally has carbon manganese steel, stainless steel, zirconium, nickel-base alloy and other composite materials, reaction kettle can be used
The manufacture of the stainless steel materials such as SUS304, SUS316L, blender have anchor formula, frame, paddle, turbine type, scraper-type, and combined type turns
Cycloidal planetary gear speed reducer, stepless reducer or frequency control etc. can be used in motivation structure, can meet the special anti-of various materials
It should require, the sealing structures such as mechanical seal, packing seal can be used in sealing device, and collet, semicanal, disk can be used in heating, cooling
Structures, the heating methods such as pipe, Miller plate have: steam, electric heating, conduction oil, to meet acidproof, high temperature resistant, wear-resistant, anticorrosive
The process requirement of equal different operatings environment, and can require to be designed according to user's technique, manufacture, the upper surface of movable plate 6
It is welded with support rod 15, support rod 15 is welded with filler ring 16, upper surface and the autoclave body 2 of filler ring 16 far from one end of movable plate 6
Bottom overlap joint, when carrying out the installment work of autoclave body 2, as autoclave body 2 is placed to the surface of filler ring 16, the bottom of autoclave body 2
It can be contacted with the surface of filler ring 16, autoclave body 2 can be supported by filler ring 16 by support rod 15 at this time, to also be subsequent
It is convenient that installment work drives, and the upper surface of movable plate 6 offers the movable span 8 being connected with lower surface, the upper surface of support plate 1
It is welded with fixed link 9, the one end of fixed link 9 far from support plate 1 is connect with the internal activity of movable span 8, the upper surface of movable plate 6
It is overlapped with baffle 14, the lower surface of baffle 14 and the top of fixed link 9 are welded, and the upper surface of movable plate 6 offers spring groove 7,
The inner bottom wall of spring groove 7 is welded with third spring 13, under the one end of third spring 13 far from 7 inner bottom wall of spring groove and baffle 14
Surface welding, by moving up and down for movable plate 6, so that movable plate 6 stretches third spring 13, thus third spring 13
The vibration of autoclave body 2 can further be buffered, so that 2 working condition of autoclave body is more steady.
Working principle: it in use, before the installation for carrying out autoclave body 2, needs for threaded rod 11 to be screwed down by threaded hole 10
Underground is moved and be screwed into, two clamping bars 302 are pushed round about, then autoclave body 2 is placed on to the surface of filler ring 16, then will
Two clamping bars 302 are decontroled, and the first spring 301 is shunk and drives clamping bar 302 close to the surface of autoclave body 2 at this time, with
Clamping bar 302 it is close to 2 surface of autoclave body, clamping bar 302 will drive reinforcing ring 404 contacted with the surface of autoclave body 2 and with fixation
Then the following table face contact of block 403 can turn downwards securing plate 401 by activity of the rotating bar 405 inside rotation slot 402
Dynamic, as securing plate 401 rotates down, securing plate 401 can contact with the surface of the first spring 301 and carry out clamping bar 302
Limit；When autoclave body 2 generates vibration at work, shaking force will drive movable plate 6 and move up and down, and movable plate 6 is to moving up
It will drive lantern ring 501 when dynamic to move up and down on the surface of gag lever post 502, as lantern ring 501 moves up and down meeting for the second bullet
Spring 503 is squeezed, while movable plate 6 can also stretch the third spring 13 inside spring groove 7 in the process of moving.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of chemical industry reaction kettle being easily installed, including support plate (1), it is characterised in that: the upper table of the support plate (1)
Face is welded with fixed plate (12), and the fixed plate (12) is internally provided with buffer gear (5), the right side of the fixed plate (12)
It is overlapped with movable plate (6), one end of the movable plate (6) is overlapped with strengthening mechanism (4), the right side weldering of the strengthening mechanism (4)
It is connected to autoclave body (2), the upper surface of the movable plate (6) offers the movable span (8) being connected with lower surface, the support plate
(1) upper surface is welded with fixed link (9), the inside of the fixed link (9) one end and movable span (8) far from support plate (1)
It is flexibly connected, the upper surface of the movable plate (6) is overlapped with baffle (14), the lower surface and fixed link (9) of the baffle (14)
Top welding, the upper surface of the movable plate (6) offers spring groove (7), and the inner bottom wall of the spring groove (7) is welded with the
It welds the lower surface of three springs (13), the third spring (13) one end and baffle (14) far from spring groove (7) inner bottom wall.
2. a kind of chemical industry reaction kettle being easily installed according to claim 1, it is characterised in that: the movable plate (6)
Upper surface be provided with clamp system (3).
3. a kind of chemical industry reaction kettle being easily installed according to claim 2, it is characterised in that: the clamp system
(3) inside includes the first spring (301), and the upper surface of the movable plate (6) opens up fluted (305), the groove
(305) front inside wall is welded with fixing axle (303), and the surface of the fixing axle (303) is socketed with rotating wheel (304), described
The upper surface of rotating wheel (304) is welded with clamping bar (302), the right side of the clamping bar (302) and the left side of the first spring (301)
The right side inner wall of end welding, first spring (301) one end and groove (305) far from clamping bar (302) welds.
4. a kind of chemical industry reaction kettle being easily installed according to claim 3, it is characterised in that: the strengthening mechanism
(4) inside includes reinforcing ring (404), the clamping bar (302) one end and reinforcing ring (404) far from rotating wheel (304)
Left-hand face welding, the left-hand face of the right side of the reinforcing ring (404) and autoclave body (2) overlaps, the left side of the autoclave body (2)
Surface is welded with fixed block (403), is offered rotation slot (402) on the left of the fixed block (403), the rotation slot (402)
Internal activity be connected with rotating bar (405), the rotating bar (405) is welded with securing plate far from the one end of rotation slot (402)
(401), the left-hand face of one end and clamping bar (302) far from rotating bar (405) of the securing plate (401) overlaps.
5. a kind of chemical industry reaction kettle being easily installed according to claim 1, it is characterised in that: the buffer gear
(5) inside includes second spring (503), and the right side opening of the fixed plate (12) is equipped with dashpot (504), the dashpot
(504) it is welded with gag lever post (502) between top bottom inner wall, the inside of the second spring (503) and the table of gag lever post (502)
Surface cover connects, and the surface of the gag lever post (502) is simultaneously socketed with lantern ring (501), the lantern ring positioned at the top of second spring (503)
(501) it welds in the left side of right lateral surface and movable plate (6).
6. a kind of chemical industry reaction kettle being easily installed according to claim 1, it is characterised in that: the support plate (1)
Upper surface offer the threaded hole (10) being connected with lower surface, the internal whorl of the threaded hole (10) is connected with threaded rod
(11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820854375.8U CN208661083U (en) | 2018-06-04 | 2018-06-04 | A kind of chemical industry reaction kettle being easily installed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820854375.8U CN208661083U (en) | 2018-06-04 | 2018-06-04 | A kind of chemical industry reaction kettle being easily installed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208661083U true CN208661083U (en) | 2019-03-29 |
Family
ID=65824165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820854375.8U Expired - Fee Related CN208661083U (en) | 2018-06-04 | 2018-06-04 | A kind of chemical industry reaction kettle being easily installed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208661083U (en) |
-
2018
- 2018-06-04 CN CN201820854375.8U patent/CN208661083U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190527 Address after: 344000 Hongxing Economic Development Zone, Dongxiang District, Fuzhou City, Jiangxi Province Patentee after: Jiangxi Liuhe Chemical Industry Co., Ltd. Address before: 313306 No. 108, Yaogang Natural Village, Shizijian Village, Meixi Town, Anji County, Huzhou City, Zhejiang Province Patentee before: Ding Qifang |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190329 Termination date: 20200604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |