CN207137653U - A kind of flue gas plasma reactor and filtrating equipment of flue gas - Google Patents
A kind of flue gas plasma reactor and filtrating equipment of flue gas Download PDFInfo
- Publication number
- CN207137653U CN207137653U CN201721125902.3U CN201721125902U CN207137653U CN 207137653 U CN207137653 U CN 207137653U CN 201721125902 U CN201721125902 U CN 201721125902U CN 207137653 U CN207137653 U CN 207137653U
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- China
- Prior art keywords
- flue gas
- anode filter
- plasma reactor
- gas plasma
- passage
- 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
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 82
- 239000003546 flue gas Substances 0.000 title claims abstract description 82
- 239000007789 gas Substances 0.000 claims abstract description 24
- 239000000779 smoke Substances 0.000 claims abstract description 21
- 239000003054 catalyst Substances 0.000 claims abstract description 20
- 238000007789 sealing Methods 0.000 claims abstract description 15
- 238000006555 catalytic reaction Methods 0.000 claims abstract description 11
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000009827 uniform distribution Methods 0.000 claims description 28
- 239000003344 environmental pollutant Substances 0.000 abstract description 18
- 231100000719 pollutant Toxicity 0.000 abstract description 18
- 230000003197 catalytic effect Effects 0.000 abstract description 7
- 150000003254 radicals Chemical class 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 239000003245 coal Substances 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 235000019504 cigarettes Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model discloses a kind of flue gas plasma reactor, including housing, with the smoke inlet and exhanst gas outlet being arranged on housing, and it is arranged on the anode filter screen module for being used for purifying smoke between gas approach and exhanst gas outlet, the module includes parallel successively and spaced first passage and second channel, the anode filter net passed through for flue gas is additionally provided between passage, and cathode line is provided with first passage, the exit of first passage is provided with outlet damper, the porch of second channel is provided with sealing plate, and anode filter is also coated with the catalyst for auxiliary catalysis flue gas plasma reaction on the net.Therefore compared with filter of the prior art, in the case of length dimension identical, the catalyst that can be coated on anode filter net increases, thus catalytic action is also just lifted accordingly, and then effectively raises the removal efficiency of pollutant.
Description
Technical field
Environmental protection technical field is the utility model is related to, more particularly to a kind of flue gas plasma reactor and flue gas mistake
Filter device.
Background technology
China is the extremely abundant country of a coal resources, and coal occupies absolute position in disposable energy resource structure,
Coming few decades coal resources will play irreplaceable effect in whole energy resource structure, and the coal meeting of combustion of sulfur
SO is discharged into air2And NOX, so as to cause acid rain, living environment and health to human body cause greatly to endanger
How evil, therefore, remove SO2And NOXIt is the most important thing in smoke gas treatment.
General using plasma reactor removes SO at present2And NOX.As shown in figure 1, flue gas is along airflow direction from cigarette
Gas import 02 enters cathode line 05 and the region of positive plate 06 coated with catalyst by airflow uniform distribution plate 04, connects HVDC
High voltage electric field is formed between the cathode line 05 and positive plate 06 of plasma power supply, because negative electrode generation corona discharge, gas are electric
From region of discharge has had been filled with largely plasma and high energy electron as caused by pulsed discharge, molecule of the plasma neutrality
Free radical is excited into, in the presence of electric field force, high energy electron and free radical move towards positive plate 06, in the auxiliary of catalyst
Help under effect, free radical and high energy electron are by SO2Oxidation becomes SO3, NO, which is reduced, becomes N2And O2, NOXBecome HNO3, simple substance Hg changes
Into HgO, and finally pollutant removing is got off, the flue gas after purification discharges reactor along discharge channel, is finally arranged by chimney
It is put into air.Because the surface of positive plate is planar structure, the catalyst of spraying is few, therefore catalytic action is small, pollutant
Removal efficiency is relatively low.
Therefore, how a kind of flue gas plasma reactor is provided, the spray area of catalyst can be increased, effectively improved
The removal efficiency of pollutant is the technical problem of those skilled in the art's urgent need to resolve.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of flue gas plasma reactor, can increase catalysis
The spray area of agent, effectively improve the removal efficiency of pollutant.
Another object of the present utility model, which also resides in, provides a kind of filtrating equipment of flue gas.
To achieve the above object, the utility model provides following technical scheme:
A kind of flue gas plasma reactor, including housing, and set smoke inlet on the housing to go out with flue gas
Mouthful, and the anode filter screen module for the flue gas for being used for purifying between the smoke inlet and the exhanst gas outlet is arranged on, it is described
Anode filter screen module includes parallel successively and spaced first passage and second channel, the first passage and described second
The anode filter net passed through for flue gas is additionally provided between passage, and cathode line is provided with the first passage, described first
The exit of passage is provided with outlet damper, and the porch of the second channel is provided with sealing plate, and the anode filter net
On be also coated with catalyst for auxiliary catalysis flue gas plasma reaction.
Preferably, multiple anode filter net superpositions are connected to form the anode filter screen module.
Preferably, formed in the side wall of the opposite sides of the two neighboring anode filter net of the first passage and be all provided with
It is equipped with the first baffle being vertically connected with the anode filter net and the outlet damper;Form adjacent the two of the second channel
It is provided with the side wall of the opposite sides of the individual anode filter net vertical with the anode filter net and the sealing plate respectively
Connected second baffle.
Preferably, the cross section of the first passage and the second channel is rectangle.
Preferably, in addition to the first airflow uniform distribution for being arranged between the smoke inlet and the anode filter screen module
Plate.
Preferably, in addition to the second airflow uniform distribution plate for being arranged between the first passage and the anode filter net,
And the through-hole diameter on the second airflow uniform distribution plate is less than the diameter of the through hole on the first airflow uniform distribution plate.
Preferably, the second airflow uniform distribution plate is connected with the anode filter net.
Preferably, the support meanss at the second airflow uniform distribution plate and the anode filter net both ends are arranged in addition to,
And the outlet damper and the sealing plate are separately positioned in the support meanss.
Preferably, in addition to the hanger that is arranged on the sealing plate.
A kind of filtrating equipment of flue gas, including flue gas plasma reactor, the flue gas plasma reactor are above-mentioned
Flue gas plasma reaction device described in any one.
As can be seen from the above technical solutions, the smoke filtration reactor disclosed in the utility model embodiment, including shell
Body, and the smoke inlet and exhanst gas outlet being arranged on housing, and be arranged between smoke inlet and exhanst gas outlet and be used for only
Change the anode filter screen module of flue gas, the module includes parallel successively and spaced first passage and second channel, and first is logical
The anode filter net passed through for flue gas is additionally provided between road and second channel, and cathode line is provided with first passage, first
The exit of passage is provided with outlet damper, and the porch of second channel is provided with sealing plate, and anode filter also coats on the net
There is the catalyst for auxiliary catalysis flue gas plasma reaction.When smoke filtration, flue gas enters from the flue gas on housing first
Mouth enters, and flows to anode filter screen module, because the porch of second channel is provided with sealing plate, therefore flue gas can only flow to first
Passage, after flue gas enters first passage, due to being filled with first passage largely as caused by cathode line pulsed discharge etc.
Neutral molecule is excited into free radical by gas ions and high energy electron, plasma, and flue gas, free radical and high energy electron are logical first
Under the barrier effect of the outlet damper in road exit, switching flows direction, anode filter net is flowed to, coated in anode filter net
On catalyst catalytic action under, the pollutant in flue gas is removed, from exhanst gas outlet flow out.Therefore and prior art
In filter compare, in the case of length dimension identical, the catalyst that can be coated on anode filter net increases, thus
Catalytic action effectively raises the eliminating efficiency of pollutant also with regard to being lifted accordingly.
Brief description of the drawings
In order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art, below to embodiment or
The required accompanying drawing used is briefly described in description of the prior art, it is clear that, drawings in the following description are only
Embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other accompanying drawings according to the accompanying drawing of offer.
Fig. 1 is the structural representation of the flue gas plasma reactor disclosed in prior art;
Fig. 2 is the structural representation of the flue gas plasma reactor disclosed in the utility model embodiment;
Fig. 3 is the overlooking the structure diagram of the anode filter screen modular device disclosed in the utility model embodiment;
Fig. 4 is the side portion structure schematic diagram of the anode filter screen modular device disclosed in the utility model embodiment.
Wherein, the title of each part is as follows:
01- housings, 02- gas approach, 03- exhanst gas outlets, 04- airflow uniform distribution plates, 05- cathode lines, 06- positive plates, 1-
Housing, 2- smoke inlets, 3- exhanst gas outlets, 4- anode filter screen modules, 41- first passages, 411- cathode lines, 412- exit catches
Plate, 42- second channels, 421- sealing plates, 422- hangers, 43- anode filter nets, 44- support meanss, the airflow uniform distributions of 5- first
Plate, 6- the second airflow uniform distribution plates.
Embodiment
In view of this, core of the present utility model is to provide a kind of flue gas plasma reactor, can increase catalysis
The spray area of agent, effectively improve the removal efficiency of pollutant.
Another core of the present utility model, which also resides in, provides a kind of filtrating equipment of flue gas.
In order that those skilled in the art more fully understand the utility model, below in conjunction with the accompanying drawings and it is embodied
The utility model is described in further detail for mode.
As shown in Fig. 2 the flue gas plasma reactor disclosed in the utility model embodiment, including housing 1, and set
Smoke inlet 2 and exhanst gas outlet 3 on housing 1, and be arranged between smoke inlet 2 and exhanst gas outlet 3 and be used for smoke-purifying
The anode filter screen module 4 of gas, anode filter screen module 4 include parallel successively and spaced first passage 41 and second channel
42, the anode filter net 43 passed through for flue gas is additionally provided between first passage 41 and second channel 42, and in first passage 41
Cathode line 411 is provided with, the exit of first passage 41 is provided with outlet damper 412, and the porch of second channel 42 is provided with
Sealing plate 421, and the catalyst for auxiliary catalysis flue gas plasma reaction is also coated with anode filter net 43.
When gas cleaning, flue gas enters from the smoke inlet 2 on housing 1 first, flows to anode filter screen module 4, due to
The porch of second channel 42 is provided with sealing plate 421, therefore flue gas can only flow to first passage 41, when flue gas enters first
After passage 41, due to being filled with largely plasma and high energy electricity as caused by the pulsed discharge of cathode line 411 in first passage 41
Neutral molecule is excited into free radical by son, plasma, and flue gas, free radical and high energy electron go out the exit of first passage 41
Under the barrier effect of mouth baffle plate 412, switching flows direction, anode filter net 43 is flowed to, on coated in anode filter net 43
Under the catalytic action of catalyst, the pollutant removing in flue gas is got off, flowed out from exhanst gas outlet 3.Therefore and in the prior art
Filter compare, in the case of length dimension identical, the catalyst that can be coated on anode filter net 43 increases, thus
Catalytic action effectively raises the eliminating efficiency of pollutant also with regard to being lifted accordingly.
It is to be understood that after high energy electron and free radical are with smoke contacts, catalyst can be played in catalysis flue gas
The redox reaction effect of pollutant, but in the present embodiment, high energy electron and free radical have in flue gas in itself
The effect of pollutant removing, what is simply removed is less efficient, after flue gas, high energy electron, free radical and catalyst contact, catalysis
Agent can be with the redox reaction of pollutant in auxiliary catalysis flue gas, and then effectively improves the removal efficiency of pollutant, herein
Catalyst serves the effect of auxiliary catalysis.
It should be noted that the number of plies that anode filter net 43 is laid can be selected according to being actually needed, the layer of laying
Number is more, and the catalyst that can be coated is also more, and catalytic action is also better.
In order to further lift the disengaging efficiency of pollutant, multiple anode filter nets 43 can be overlapped, be formed
Anode filter net module, is arranged such, and the area increase of catalyst, the point that flue gas contacts with catalyst increases, further
Improve the disengaging efficiency of pollutant.
It should be noted that formed in the side wall of the opposite sides of the two neighboring anode filter net 43 of first passage 41
The first baffle being vertically connected with anode filter net 43 and outlet damper 412 is provided with, adjacent two with being connected first passage 41
2 first baffles and two anode filter nets 43 that individual anode filter net 43 is oppositely arranged form first that flue gas passes through and led to
Road;Formed second channel 42 two neighboring anode filter net 43 opposite sides side wall on be provided with respectively with anode filter
The second baffle that net 43 and sealing plate 421 are vertically connected is relative with the two neighboring anode filter net 43 for being connected second channel 42
2 second baffles and two anode filter nets 43 set form the second channel that flue gas passes through.
Further, the cross section of first passage 41 and second channel 42 can be rectangle or trapezoidal, can also
It is waist type, herein, preferably the cross section of first passage 41 and second channel 42 is rectangle, fabricates simpler side
Just.
Further, in addition to the first airflow uniform distribution plate 5 for being arranged between smoke inlet 2 and anode filter screen module 4, when
Flue gas enter from smoke inlet 2 it is fashionable, flue gas can and the support member of inside reactor collide, the disturbance of local air flow is compared
Greatly, flue gas is partially formed turbulent flow, therefore becomes uniform by the distribution of the flue gas after the first airflow uniform distribution of gas plate 5 spatially,
And then lift the removal efficiency of pollutant in flue gas.
For further prioritization scheme, the utility model embodiment has been made further to change on the basis of above-described embodiment
Enter, the second airflow uniform distribution plate 6 is provided between first passage 41 and anode filter net 43, and on the second airflow uniform distribution plate 6
The diameter of through hole is less than the diameter of the through hole on the first airflow uniform distribution plate 5, has further functioned as the effect of secondary uniform air-flow, from
And also further improve the removal efficiency of pollutant.
It should be noted that the second airflow uniform distribution plate 6 is connected with anode filter net 43, certainly, the second airflow uniform distribution plate 6 with
Anode filter net 43 be able to can also be weldingly connected with bolt connection, in order to ensure the second airflow uniform distribution plate 6 and anode filter net 43
Between bonding strength, herein preferably will be between the second airflow uniform distribution plate 6 and anode filter net 43 using being weldingly connected, more
Preferably, in order to not influence passing through for flue gas, spot welding phase is used between the second airflow uniform distribution plate 6 and anode filter net 43
Even, do not influence flue gas not only and pass through, additionally it is possible to strengthen the bonding strength of the second airflow uniform distribution plate 6 and anode filter net 43.
Further, the flue gas plasma reactor disclosed in the utility model embodiment, in addition to for supporting the
The support meanss 44 of two airflow uniform distribution plates 6 and anode filter net 43 are, it is necessary to which explanation, support meanss 44 are arranged on the second air-flow
The both ends position of uniform board 6 and anode filter net 43, neither influences smoke filtration, can also be by the He of the second airflow uniform distribution plate 6
Anode filter net 43 is effectively supported.
Shaped steel is supported it should be further stated that support meanss 44 are frame-type, frame-type support shaped steel is not only simple in structure,
And intensity is high, is easily installed and dismantles.
With reference to the scheme disclosed in above-described embodiment, for the ease of installing anode filter screen module 4, gone back on sealing plate 421
Hanger 422 is provided with, is easy to carry out lifting installation to whole anode filter screen module 4.
The utility model embodiment also discloses a kind of filtrating equipment of flue gas, including flue gas plasma reactor, flue gas
Plasma reactor is the flue gas plasma reaction device disclosed in above-mentioned any one embodiment.
Because the filtrating equipment of flue gas employs the flue gas plasma reactor disclosed in above-described embodiment, therefore the cigarette
Gas filter has the technical advantage of above-mentioned flue gas plasma reactor concurrently, and the application is no longer repeated this.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of flue gas plasma reactor, including housing (1), and the smoke inlet (2) being arranged on the housing (1) with
Exhanst gas outlet (3), and it is arranged on the anode for being used for purifying smoke between the smoke inlet (2) and the exhanst gas outlet (3)
Filter screen module (4), it is characterised in that the anode filter screen module (4) includes parallel successively and spaced first passage
(41) and second channel (42), it is additionally provided with what is passed through for flue gas between the first passage (41) and the second channel (42)
Anode filter net (43), and cathode line (411) is provided with the first passage (41), the exit of the first passage is set
There is outlet damper (412), the porch of the second channel (42) is provided with sealing plate (421), and the anode filter net
(43) catalyst for flue gas plasma reaction described in auxiliary catalysis is also coated with.
2. flue gas plasma reactor according to claim 1, it is characterised in that multiple anode filter nets (43)
Superposition is connected to form the anode filter screen module (4).
3. flue gas plasma reactor according to claim 1, it is characterised in that form the first passage (41)
It is provided with the side wall of the opposite sides of the two neighboring anode filter net (43) and the anode filter net (43) and institute
State the first baffle that outlet damper (412) is vertically connected;Form the two neighboring anode filter of the second channel (42)
Phase vertical with the anode filter net (43) and the sealing plate (421) respectively is provided with the side wall of the opposite sides of net (43)
Second baffle even.
4. flue gas plasma reactor according to claim 1, it is characterised in that the first passage (41) and described
The cross section of second channel (42) is rectangle.
5. flue gas plasma reactor according to claim 1, it is characterised in that also enter including being arranged on the flue gas
The first airflow uniform distribution plate (5) between mouth (2) and the anode filter screen module (4).
6. flue gas plasma reactor according to claim 5, it is characterised in that also logical including being arranged on described first
The second airflow uniform distribution plate (6) between road (41) and the anode filter net (43), and on the second airflow uniform distribution plate (6)
Through-hole diameter is less than the diameter of the through hole on the first airflow uniform distribution plate (5).
7. flue gas plasma reactor according to claim 6, it is characterised in that the second airflow uniform distribution plate (6)
It is connected with the anode filter net (43).
8. flue gas plasma reactor according to claim 6, it is characterised in that also include being arranged on second gas
Flow the support meanss (44) at uniform board (6) and the anode filter net (43) both ends, and the outlet damper (412) and described close
Shrouding (421) is separately positioned in the support meanss (44).
9. flue gas plasma reactor according to claim 1, it is characterised in that also include being arranged on the sealing plate
(421) hanger (422) on.
10. a kind of filtrating equipment of flue gas, it is characterised in that including flue gas plasma reactor, the flue gas plasma is anti-
Device is answered as the flue gas plasma reactor as described in claim 1-9 any one.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201721125902.3U CN207137653U (en) | 2017-09-04 | 2017-09-04 | A kind of flue gas plasma reactor and filtrating equipment of flue gas |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721125902.3U CN207137653U (en) | 2017-09-04 | 2017-09-04 | A kind of flue gas plasma reactor and filtrating equipment of flue gas |
Publications (1)
Publication Number | Publication Date |
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CN207137653U true CN207137653U (en) | 2018-03-27 |
Family
ID=61677439
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Application Number | Title | Priority Date | Filing Date |
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CN201721125902.3U Expired - Fee Related CN207137653U (en) | 2017-09-04 | 2017-09-04 | A kind of flue gas plasma reactor and filtrating equipment of flue gas |
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CN (1) | CN207137653U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107376606A (en) * | 2017-09-04 | 2017-11-24 | 杭州天明环保工程有限公司 | A kind of flue gas plasma reactor and filtrating equipment of flue gas |
CN110152476A (en) * | 2019-06-18 | 2019-08-23 | 合肥工业大学 | A kind of device and method of flue gas synchronized desulfuring and denitrifying |
-
2017
- 2017-09-04 CN CN201721125902.3U patent/CN207137653U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107376606A (en) * | 2017-09-04 | 2017-11-24 | 杭州天明环保工程有限公司 | A kind of flue gas plasma reactor and filtrating equipment of flue gas |
CN110152476A (en) * | 2019-06-18 | 2019-08-23 | 合肥工业大学 | A kind of device and method of flue gas synchronized desulfuring and denitrifying |
CN110152476B (en) * | 2019-06-18 | 2021-12-21 | 合肥工业大学 | Device and method for synchronous desulfurization and denitrification of flue gas |
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GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 |