CN207462907U - A kind of emission-control equipment for being used to produce sildenafil intermediate - Google Patents
A kind of emission-control equipment for being used to produce sildenafil intermediate Download PDFInfo
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- CN207462907U CN207462907U CN201721364167.1U CN201721364167U CN207462907U CN 207462907 U CN207462907 U CN 207462907U CN 201721364167 U CN201721364167 U CN 201721364167U CN 207462907 U CN207462907 U CN 207462907U
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- gas treatment
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- treatment room
- emission
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Abstract
The utility model discloses a kind of for producing the emission-control equipment of sildenafil intermediate, it is related to technical field of waste gas treatment.This is used for the emission-control equipment for producing sildenafil intermediate, including reaction kettle, emission-control equipment is fixedly connected in the air outlet pipe of the reaction kettle, side of the emission-control equipment far from reaction kettle is equipped with air-introduced machine, the induced duct of the air-introduced machine and the gas outlet of emission-control equipment are fixedly linked, the emission-control equipment includes level-one exhaust-gas treatment room, two level exhaust-gas treatment room and three-level exhaust-gas treatment room, and level-one exhaust-gas treatment room, two level exhaust-gas treatment room and three-level exhaust-gas treatment room are interconnected between any two.This is used to produce the emission-control equipment of sildenafil intermediate, and exhaust-gas treatment effect is good, and processing is thorough, conducive to promoting the use of, solves that exhaust-gas treatment effect is poor, and processing is not thorough, the problem of being unfavorable for promoting the use of.
Description
Technical field
The utility model is related to technical field of waste gas treatment, specially a kind of to be used to produce among sildenafil
The emission-control equipment of body.
Background technology
Waste gas purification (Flue gas purification) be primarily referred to as industrial site generate industrial waste gas such as
The work that dust particle, flue gas flue dust, gas with foreign flavor, toxic and harmful gas are administered.Common waste gas purification has factory
Fume and exhaust gas purifying, workshop dust waste gas purification, organic waste-gas purification, the purification of exhaust gas peculiar smell, acid-base waste gas purifying, chemical emission
Purification etc..
Sildenafil citrate is drug name, main component and chemical name：1- [4- ethyoxyls -3- [5- (6,7- dihydros -
1- methyl -7- oxos -3- propyl -1H- pyrazolos [4,3d] pyrimidine)] benzene sulfonyl] -4- methylpiperazine citrates, in production west
During that non-citrate intermediate of ground, more exhaust gas can be generated in reaction kettle, according to of the prior art general
If emission-control equipment handles the exhaust gas that it is generated, exhaust-gas treatment effect is poor, and processing is not thorough, and is unfavorable for promoting
It uses.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides one kind for producing sildenafil intermediate
Emission-control equipment, solve that exhaust-gas treatment effect is poor, and processing is not thorough, the problem of being unfavorable for promoting the use of.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs：One kind for produce western ground that
Including reaction kettle, exhaust gas is fixedly connected in the air outlet pipe of the reaction kettle for the emission-control equipment of non-citrate intermediate
Processing unit, side of the emission-control equipment far from reaction kettle are equipped with air-introduced machine, the induced duct and exhaust gas of the air-introduced machine
The gas outlet of processing unit is fixedly linked, the emission-control equipment include level-one exhaust-gas treatment room, two level exhaust-gas treatment room and
Three-level exhaust-gas treatment room, and level-one exhaust-gas treatment room, two level exhaust-gas treatment room mutually interconnect between any two with three-level exhaust-gas treatment room
It is logical, perpendicular straight arranged honeycomb exhaust gas filter plate, the two level exhaust-gas treatment room are fixedly connected in the level-one exhaust-gas treatment room
Interior to be equipped with electrostatic generator component, the top of the electrostatic generator component passes through in upper mounted plate and two level exhaust-gas treatment room
Roof is fixedly linked, and the bottom of the electrostatic generator component is fixed by bottom plate and the inner bottom wall of two level exhaust-gas treatment room
It is connected, the Electrostatic Absorption filter screen of equidistant arrangement is fixedly connected between fixed plate and bottom plate, it is each described
Electrostatic Absorption filter screen is activated carbon Electrostatic Absorption filter screen, the top of each Electrostatic Absorption filter screen with upper fixation
The lower surface of plate is fixedly linked, and the bottom of each Electrostatic Absorption filter screen is fixedly linked with the upper surface of bottom plate,
The ultraviolet germicidal lamp component for being internally provided with two rows of tilt distributions of the three-level exhaust-gas treatment room, two rows of ultraviolet sterilization lamp groups
Part is respectively on the interior angle of three-level exhaust-gas treatment room, and the ultraviolet germicidal lamp component includes positioning plate, on the positioning plate
The ultraviolet radiator being spaced substantially equidistant is fixedly connected with, plasma hair is fixedly connected at the top of the three-level exhaust-gas treatment room
Raw device, and the port of export of the plasma generator is extended in three-level exhaust-gas treatment room.
Preferably, the front of the level-one exhaust-gas treatment room and two level exhaust-gas treatment room is equipped with observation panel, the observation
Transparency glass plate is fixedly connected in mouthful, and the junction of the edge of transparency glass plate and observation panel is equipped with sealing rubber ring.
Preferably, the top of the air-introduced machine is equipped with inverted L shape exhaust pipe, and the port of export of the inverted L shape exhaust pipe, which is fixed, to be connected
It is connected to basket strainer.
Preferably, partition board, the middle part of the partition board are equipped between the two level exhaust-gas treatment room and three-level exhaust-gas treatment room
Ventilation opening is offered, and the first electromagnetic valve is equipped in ventilation opening.
Preferably, the air outlet pipe of the reaction kettle is equipped with second solenoid valve door.
Preferably, the induced duct of the air-introduced machine is equipped with third electromagnetic valve.
(3) advantageous effect
The utility model provides a kind of emission-control equipment for being used to produce sildenafil intermediate, has
Following advantageous effect：
(1), the emission-control equipment for being used to produce sildenafil intermediate, emission-control equipment include one
Grade exhaust-gas treatment room, two level exhaust-gas treatment room and three-level exhaust-gas treatment room, on the one hand, the indoor honeycomb exhaust gas of level-one exhaust-gas treatment
Filter plate can carry out primary filter to the exhaust gas generated in reaction kettle, and on the other hand, the indoor electrostatic of two level exhaust-gas treatment occurs
Device assembly can generate electrostatic in energization, the electrostatic generated using electrostatic generator component be applied to be adsorbed it is useless
On gas impurity, exhaust gas impurity takes electrostatic and adsorbs on the Electrostatic Absorption filter screen of electrostatic generator component immediately, secondly, three
The indoor two rows of ultraviolet germicidal lamp components of grade exhaust-gas treatment can carry out ultraviolet sterilization processing to bacterium in exhaust gas etc., only
Change gas, in addition, the plasma generator in three-level exhaust-gas treatment ceiling portion, the plasma of generation is discharged by its port of export
In three-level exhaust-gas treatment room, the indoor air of three-level exhaust-gas treatment is further purified, finally by air-introduced machine by three
Gas discharge after grade exhaust-gas treatment indoor purifying, exhaust-gas treatment effect is good, and processing is thorough, conducive to promoting the use of, solves useless
Gas disposal effect is poor, and processing is not thorough, the problem of being unfavorable for promoting the use of.
(2), emission-control equipment for being used to produce sildenafil intermediate, on the one hand, at level-one exhaust gas
The front of reason room and two level exhaust-gas treatment room is equipped with observation panel, and transparency glass plate is fixedly connected in observation panel, being capable of the moment
Level-one exhaust-gas treatment room and the indoor disposition of two level exhaust-gas treatment are observed, it is easy to use, on the other hand, two level exhaust-gas treatment
Partition board is equipped between room and three-level exhaust-gas treatment room, ventilation opening is offered in the middle part of partition board, and the first electromagnetism is equipped in ventilation opening
Valve can control the gas stream between two level exhaust-gas treatment room and three-level exhaust-gas treatment room constantly by the first electromagnetic valve
Dynamic, easy to use, secondly, the air outlet pipe of reaction kettle is equipped with second solenoid valve door, can be controlled constantly by second solenoid valve door
Gas flowing between reaction kettle and emission-control equipment processed, it is easy to use, in addition, the induced duct of air-introduced machine is equipped with third electricity
Magnet valve door can control the gas between emission-control equipment and air-introduced machine to flow, user constantly by third electromagnetic valve
Just, novel in structural design, it is rationally distributed, conducive to promoting the use of.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the internal structure schematic diagram of the utility model emission-control equipment；
Fig. 3 is the structure diagram of the utility model electrostatic generator component；
Fig. 4 is the structure diagram of the utility model honeycomb exhaust gas filter plate.
In figure：1 reaction kettle, 101 air outlet pipes, 2 emission-control equipments, 201 level-one exhaust-gas treatment rooms, 2011 honeycomb exhaust gas mistakes
Filter plate, 202 two level exhaust-gas treatment rooms, 2021 electrostatic generator components, 2022 upper mounted plates, 2023 bottom plates, 2024 electrostatic
Adsorption filter screen, 203 three-level exhaust-gas treatment rooms, 2031 ultraviolet germicidal lamp components, 2032 positioning plates, the irradiation of 2033 ultraviolet lights
Lamp, 2034 plasma generators, 3 air-introduced machines, 301 induced ducts, 4 observation panels, 5 transparency glass plates, 6 inverted L shape exhaust pipes, 7 dedustings
Net, 8 partition boards, 9 first electromagnetic valves, 10 second solenoid valve doors, 11 third electromagnetic valves.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.
The example of the embodiment is shown in the drawings, wherein same or similar label represents identical or class from beginning to end
As element or with same or like function element.The embodiments described below with reference to the accompanying drawings are exemplary, purport
For explaining the utility model, and it is not intended that limitation to the utility model.
In the description of the present invention, it is to be appreciated that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable
The orientation or position relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " are based on orientation shown in the drawings
Or position relationship, be for only for ease of description the utility model and simplify description rather than instruction or imply signified device or
Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit to the utility model
System.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature." multiple " are meant that two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the utility model unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be
Mechanical connection or electrical connection；It can be directly connected, can also be indirectly connected by intermediary, can be two
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands concrete meaning of the above-mentioned term in the utility model.
- 4 are please referred to Fig.1, the utility model provides a kind of technical solution：One kind is used to produce in sildenafil
The emission-control equipment of mesosome including reaction kettle 1, is fixedly connected with emission-control equipment 2, instead in the air outlet pipe 101 of reaction kettle 1
The air outlet pipe 101 of kettle 1 is answered to be equipped with second solenoid valve door 10, side of the emission-control equipment 2 far from reaction kettle 1 is equipped with air-introduced machine
3, the induced duct 301 of air-introduced machine 3 and the gas outlet of emission-control equipment 2 are fixedly linked, and the induced duct 301 of air-introduced machine 3 is equipped with
Third electromagnetic valve 11, the top of air-introduced machine 3 are equipped with inverted L shape exhaust pipe 6, and the port of export of inverted L shape exhaust pipe 6, which is fixedly connected with, to be removed
Dirt net 7, emission-control equipment 2 include level-one exhaust-gas treatment room 201, two level exhaust-gas treatment room 202 and three-level exhaust-gas treatment room
203, the front of level-one exhaust-gas treatment room 201 and two level exhaust-gas treatment room 202 is equipped with observation panel 4, is fixedly connected in observation panel 4
There is transparency glass plate 5, and the junction of the edge of transparency glass plate 5 and observation panel 4 is equipped with sealing rubber ring, and level-one exhaust-gas treatment
Room 201, two level exhaust-gas treatment room 202 and three-level exhaust-gas treatment room 203 are interconnected between any two, two level exhaust-gas treatment room 202
Partition board 8 is equipped between three-level exhaust-gas treatment room 203, the middle part of partition board 8 offers ventilation opening, and the first electricity is equipped in ventilation opening
Magnet valve door 9, is fixedly connected with perpendicular straight arranged honeycomb exhaust gas filter plate 2011 in level-one exhaust-gas treatment room 201, at two level exhaust gas
It manages and electrostatic generator component 2021 is equipped in room 202, the top of electrostatic generator component 2021 passes through upper mounted plate 2022 and two
The inner roof wall of grade exhaust-gas treatment room 202 is fixedly linked, and the bottom of electrostatic generator component 2021 passes through bottom plate 2023 and two
The inner bottom wall of grade exhaust-gas treatment room 202 is fixedly linked, and is fixedly connected between upper mounted plate 2022 and bottom plate 2023 equidistant
Electrostatic Absorption filter screen 2024 from arrangement, each Electrostatic Absorption filter screen 2024 are activated carbon Electrostatic Absorption filter screen
2024, the lower surface of the top of each Electrostatic Absorption filter screen 2024 with upper mounted plate 2022 is fixedly linked, and each electrostatic is inhaled
Upper surface of the bottom of attached filter screen 2024 with bottom plate 2023 is fixedly linked, and the inside of three-level exhaust-gas treatment room 203 is set
There is the ultraviolet germicidal lamp component 2031 of two rows of tilt distributions, two rows of ultraviolet germicidal lamp components 2031 are located at three-level exhaust gas respectively
On the interior angle of process chamber 203, ultraviolet germicidal lamp component 2031 includes positioning plate 2032, is fixedly connected on positioning plate 2032
The ultraviolet radiator 2033 of distance arrangement, the top of three-level exhaust-gas treatment room 203 are fixedly connected with plasma generator 2034,
And the port of export of plasma generator 2034 is extended in three-level exhaust-gas treatment room 203.
The electric elements occurred in this article are electrically connected with extraneous main controller and 220V alternating currents, and main controller can be meter
Calculation machine etc. plays the conventionally known equipment of control.
In conclusion the emission-control equipment for being used to produce sildenafil intermediate, emission-control equipment 2
Including level-one exhaust-gas treatment room 201, two level exhaust-gas treatment room 202 and three-level exhaust-gas treatment room 203, on the one hand, at level-one exhaust gas
Primary filter, on the other hand, two can be carried out to the exhaust gas generated in reaction kettle 1 by managing the honeycomb exhaust gas filter plate 2011 in room 201
Electrostatic generator component 2021 in grade exhaust-gas treatment room 202, can generate electrostatic in energization, utilize electrostatic generator
The electrostatic that component 2021 generates is applied on the exhaust gas impurity to be adsorbed, and exhaust gas impurity takes electrostatic and adsorb and sent out in electrostatic immediately
On the Electrostatic Absorption filter screen 2024 of raw device assembly 2021, secondly, two rows of ultraviolet germicidal lamps in three-level exhaust-gas treatment room 203
Component 2031 can carry out ultraviolet sterilization processing, purification gas, in addition, three-level exhaust-gas treatment room to bacterium in exhaust gas etc.
The plasma generator 2034 at 203 tops discharges the plasma of generation in three-level exhaust-gas treatment room 203 by its port of export
It is interior, the air in three-level exhaust-gas treatment room 203 is further purified, finally by air-introduced machine 3 by three-level exhaust-gas treatment
Purified gas is discharged in room 203, and exhaust-gas treatment effect is good, and processing is thorough, conducive to promoting the use of, solves exhaust-gas treatment effect
Fruit is poor, and processing is not thorough, the problem of being unfavorable for promoting the use of.
And, on the one hand, the front of level-one exhaust-gas treatment room 201 and two level exhaust-gas treatment room 202 is equipped with observation panel 4,
Transparency glass plate 5 is fixedly connected in observation panel 4, level-one exhaust-gas treatment room 201 and two level exhaust-gas treatment room can be observed constantly
Disposition in 202, it is easy to use, on the other hand, set between two level exhaust-gas treatment room 202 and three-level exhaust-gas treatment room 203
There is partition board 8, the middle part of partition board 8 offers ventilation opening, and the first electromagnetic valve 9 is equipped in ventilation opening, passes through the first electromagnetic valve 9
The gas between two level exhaust-gas treatment room 202 and three-level exhaust-gas treatment room 203 can be controlled to flow constantly, it is easy to use, secondly,
The air outlet pipe 101 of reaction kettle 1 is equipped with second solenoid valve door 10, and reaction kettle 1 can be controlled constantly by second solenoid valve door 10
Gas flowing between emission-control equipment 2, it is easy to use, in addition, the induced duct 301 of air-introduced machine 3 is equipped with third electromagnetism
Valve 11 by third electromagnetic valve 11 can be controlled the gas between emission-control equipment 2 and air-introduced machine 3 to flow, made constantly
With conveniently, novel in structural design is rationally distributed, conducive to promoting the use of.
It should be noted that in the utility model unless specifically defined or limited otherwise, fisrt feature is in the second spy
Can be that the first and second features are in direct contact or the first and second features are connect indirectly by intermediary "above" or "below" sign
It touches.Moreover, fisrt feature second feature " on ", " top " and " above " but fisrt feature right over second feature or
Oblique upper is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ", " lower section "
" following " can be fisrt feature immediately below second feature or obliquely downward or be merely representative of fisrt feature level height and be less than
Second feature.
In the description of this specification, reference term " one embodiment ", " example ", " is specifically shown " some embodiments "
The description of example " or " some examples " etc. means specific features, structure, material or the spy for combining the embodiment or example description
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
It states and may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It is combined in an appropriate manner in any one or more embodiments or example.
The preferable specific embodiment of the above, only the utility model, but the scope of protection of the utility model is not
This is confined to, in the technical scope that any one skilled in the art discloses in the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of for producing the emission-control equipment of sildenafil intermediate, including reaction kettle (1), feature exists
In：Emission-control equipment (2), the emission-control equipment (2) are fixedly connected in the air outlet pipe (101) of the reaction kettle (1)
Side far from reaction kettle (1) is equipped with air-introduced machine (3), induced duct (301) and the emission-control equipment (2) of the air-introduced machine (3)
Gas outlet be fixedly linked, the emission-control equipment (2) includes level-one exhaust-gas treatment room (201), two level exhaust-gas treatment room
(202) and three-level exhaust-gas treatment room (203), and level-one exhaust-gas treatment room (201), two level exhaust-gas treatment room (202) and three-level are given up
Gas disposal room (203) is interconnected between any two, and perpendicular straight arranged bee is fixedly connected in the level-one exhaust-gas treatment room (201)
Nest exhaust gas filter plate (2011), the two level exhaust-gas treatment room (202) is interior to be equipped with electrostatic generator component (2021), the electrostatic
The top of generator assembly (2021) passes through upper mounted plate (2022) and the inner roof wall stationary phase of two level exhaust-gas treatment room (202)
Even, the bottom of the electrostatic generator component (2021) passes through the interior of bottom plate (2023) and two level exhaust-gas treatment room (202)
Bottom wall is fixedly linked, and the electrostatic of equidistant arrangement is fixedly connected between fixed plate (2022) and bottom plate (2023)
Adsorption filter screen (2024), each Electrostatic Absorption filter screen (2024) is activated carbon Electrostatic Absorption filter screen (2024),
Lower surface of the top of each Electrostatic Absorption filter screen (2024) with upper mounted plate (2022) is fixedly linked, each described
Upper surface of the bottom of Electrostatic Absorption filter screen (2024) with bottom plate (2023) is fixedly linked, the three-level exhaust-gas treatment
The ultraviolet germicidal lamp component (2031) for being internally provided with two rows of tilt distributions of room (203), two rows of ultraviolet germicidal lamp components
(2031) respectively on the interior angle of three-level exhaust-gas treatment room (203), the ultraviolet germicidal lamp component (2031) includes positioning
Plate (2032) is fixedly connected with the ultraviolet radiator (2033) being spaced substantially equidistant, the three-level on the positioning plate (2032)
It is fixedly connected with plasma generator (2034) at the top of exhaust-gas treatment room (203), and the plasma generator (2034)
The port of export is extended in three-level exhaust-gas treatment room (203).
2. it is according to claim 1 a kind of for producing the emission-control equipment of sildenafil intermediate,
It is characterized in that：The front of the level-one exhaust-gas treatment room (201) and two level exhaust-gas treatment room (202) is equipped with observation panel (4), institute
It states and transparency glass plate (5) is fixedly connected in observation panel (4), and the junction at the edge of transparency glass plate (5) and observation panel (4)
Equipped with sealing rubber ring.
3. it is according to claim 1 a kind of for producing the emission-control equipment of sildenafil intermediate,
It is characterized in that：The top of the air-introduced machine (3) is equipped with inverted L shape exhaust pipe (6), and the port of export of the inverted L shape exhaust pipe (6) is fixed
It is connected with basket strainer (7).
4. it is according to claim 1 a kind of for producing the emission-control equipment of sildenafil intermediate,
It is characterized in that：Partition board (8), the partition board are equipped between the two level exhaust-gas treatment room (202) and three-level exhaust-gas treatment room (203)
(8) ventilation opening is offered in the middle part of, and the first electromagnetic valve (9) is equipped in ventilation opening.
5. it is according to claim 1 a kind of for producing the emission-control equipment of sildenafil intermediate,
It is characterized in that：The air outlet pipe (101) of the reaction kettle (1) is equipped with second solenoid valve door (10).
6. it is according to claim 1 a kind of for producing the emission-control equipment of sildenafil intermediate,
It is characterized in that：The induced duct (301) of the air-introduced machine (3) is equipped with third electromagnetic valve (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721364167.1U CN207462907U (en) | 2017-10-23 | 2017-10-23 | A kind of emission-control equipment for being used to produce sildenafil intermediate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721364167.1U CN207462907U (en) | 2017-10-23 | 2017-10-23 | A kind of emission-control equipment for being used to produce sildenafil intermediate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207462907U true CN207462907U (en) | 2018-06-08 |
Family
ID=62264181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721364167.1U Expired - Fee Related CN207462907U (en) | 2017-10-23 | 2017-10-23 | A kind of emission-control equipment for being used to produce sildenafil intermediate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207462907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026065A (en) * | 2019-04-25 | 2019-07-19 | 郭长宁 | A kind of energy-saving and environment-friendly soot emission-control equipment |
-
2017
- 2017-10-23 CN CN201721364167.1U patent/CN207462907U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110026065A (en) * | 2019-04-25 | 2019-07-19 | 郭长宁 | A kind of energy-saving and environment-friendly soot emission-control equipment |
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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: 20180608 Termination date: 20201023 |