CN213146680U - Processing apparatus of environmental protection kitchen smoke and dust - Google Patents
Processing apparatus of environmental protection kitchen smoke and dust Download PDFInfo
- Publication number
- CN213146680U CN213146680U CN202020439432.3U CN202020439432U CN213146680U CN 213146680 U CN213146680 U CN 213146680U CN 202020439432 U CN202020439432 U CN 202020439432U CN 213146680 U CN213146680 U CN 213146680U
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- China
- Prior art keywords
- smoke
- dust
- pipe
- purifying
- box
- 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
- 239000000779 smoke Substances 0.000 title claims abstract description 69
- 239000000428 dust Substances 0.000 title claims abstract description 35
- 230000007613 environmental effect Effects 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 21
- 238000001179 sorption measurement Methods 0.000 claims abstract description 6
- 238000009423 ventilation Methods 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 6
- 230000000391 smoking effect Effects 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 abstract description 10
- 239000007921 spray Substances 0.000 abstract description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 4
- 125000004122 cyclic group Chemical group 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 229910052799 carbon Inorganic materials 0.000 abstract description 2
- 239000003795 chemical substances by application Substances 0.000 abstract description 2
- 238000006298 dechlorination reaction Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000002000 scavenging effect Effects 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 241000883990 Flabellum Species 0.000 description 3
- 238000010411 cooking Methods 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 230000003434 inspiratory effect Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- FMMWHPNWAFZXNH-UHFFFAOYSA-N Benz[a]pyrene Chemical compound C1=C2C3=CC=CC=C3C=C(C=C3)C2=C2C3=CC=CC2=C1 FMMWHPNWAFZXNH-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 208000037581 Persistent Infection Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- -1 heterocyclic amines Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 150000004005 nitrosamines Chemical class 0.000 description 1
- 238000006864 oxidative decomposition reaction Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Images
Abstract
The utility model belongs to the technical field of the environment-friendly device, especially, be a processing apparatus of environmental protection kitchen smoke and dust, including the collection petticoat pipe, the top of collection petticoat pipe is provided with the control box. This processing apparatus of environmental protection kitchen smoke and dust, it flows to the purifying box in the smoke and dust to make things convenient for through the check valve, prevent the smoke and dust backward flow, the efficiency is clear away to the smoke and dust has been improved, the water solution that contains the dust fall agent is conveniently carried to the sprinkler head to the logical pipe, spray out the water solution through the sprinkler head, conveniently adsorb the dust fall to the smoke and dust and handle, gas after the processing passes through the blast pipe discharge indoor, the water solution flows to the filter chamber along the recess in, the insoluble impurity in the water solution is conveniently adsorbed through the adsorption plate, carry out secondary filtration treatment to the water solution through the purifying plate in the purifying chamber, the purifying plate includes the active carbon, conveniently filter dechlorination the water solution, remove smelly, discharge through the drain pipe, but cyclic utilization, can be fine carry out filtration.
Description
Technical Field
The utility model belongs to the technical field of the environment-friendly device, concretely relates to processing apparatus of environmental protection kitchen smoke and dust.
Background
Under high temperature cooking, food produces a large amount of "thermal oxidative decomposition products", which are dispersed in the air in the form of smoke, forming oil fumes, including benzopyrene, volatile nitrosamines, heterocyclic amines, and other known high carcinogens.
In recent years, in residential houses and dining halls of public restaurants, a lot of harmful substances such as oil smoke and the like brought by cooking activities are serious in harm to human bodies, people have attracted attention, more than three hundred chemical substances exist in kitchen oil smoke, various diseases can be caused by long-term infection of the kitchen oil smoke, the oil smoke is an invisible killer, the oil smoke cannot be absorbed into the gas in a kitchen, particle molecules in the oil smoke waste gas directly exhausted from the gas cannot be avoided, air can be polluted, and the existing kitchen smoke treatment device on the market only extracts smoke from a room, but cannot well perform filtration treatment.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a processing apparatus of environmental protection kitchen smoke and dust has solved the problem of carrying out filtration treatment that can not be fine.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a processing apparatus of environmental protection kitchen smoke and dust, includes the collection petticoat pipe, the top of collection petticoat pipe is provided with the control box, the back connection of control box has the smoke absorption pipe, the one end of smoke absorption pipe is connected with the purifying box, the one end at purifying box top is provided with the blast pipe, the other end at purifying box top is provided with the water pipe, the bottom of purifying box is provided with the drain pipe, the top of control box is provided with the scavenging box, one side of scavenging box is connected with the aspiration channel, the top of scavenging box is connected with the ventilation pipe.
Preferably, the inside fixed mounting all around of collection petticoat pipe has first fixed plate, the one end of first fixed plate is connected with the fixation clamp, the one end of fixation clamp is connected with the filter screen.
Preferably, the pneumatic pump is installed on the inside top of control box, the output of pneumatic pump is connected with the telescopic link, the bottom of telescopic link is provided with the second fixed plate, first motor is installed at the top of second fixed plate, the output of first motor passes the second fixed plate and is connected with the axis of rotation, the bottom of axis of rotation is provided with the smoking flabellum, the lower surface of second fixed plate is provided with the smoke and dust guide plate, pneumatic pump, first motor are connected with the cooling tube, and the cooling tube extends to the outside of control box.
Preferably, the one end of smoking pipe is provided with the check valve, and the check valve is in the inside of purifying box, the inside top of purifying box is provided with the mount, the sprinkler is installed to the low face of mount, the inside of purifying box is provided with the filter chamber, the inside of filter chamber is provided with the adsorption plate, the bottom of filter chamber is provided with the clean room, the inside of clean room is provided with the clean board, and the clean room links to each other with the drain pipe.
Preferably, the inside one end of bellows is provided with the fixed block, the upper surface of fixed block is provided with the casing, the induction port has been seted up to the side of casing, and the induction port links to each other with the aspiration channel, the surface of casing is provided with the gas vent, and the gas vent links to each other with the ventilation pipe, the inside other end of bellows is provided with the base, the second motor is installed at the top of base, the output of second motor is connected with the dwang, the one end of dwang is connected with the blade, and the blade is in the inside of casing.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this processing apparatus of environmental protection kitchen smoke and dust, it rotates to drive the axis of rotation through first motor, thereby make the high-speed rotation of smoke exhaust flabellum, make the certain spatial dimension in kitchen range top form negative pressure zone, with indoor oil smoke gas suction to the top, through smoke and dust guide plate dispersion entrance flue gas, it is rare to avoid appearing the flue gas and concentrate on both sides distribution in the middle distribution, can not be fine carry out inspiratory phenomenon to the smoke and dust, adjust the length of telescopic link through the pneumatic pump, thereby reach the effect of adjusting whole absorbing device height, the inspiratory brute force has been strengthened, it is convenient in the suction of different situation to the oil smoke.
2. This processing apparatus of environmental protection kitchen smoke and dust, it flows to the purifying box in the smoke and dust to make things convenient for through the check valve, prevent the smoke and dust backward flow, the efficiency is clear away to the smoke and dust has been improved, the water solution that contains the dust fall agent is conveniently carried to the sprinkler head to the logical pipe, spray out the water solution through the sprinkler head, conveniently adsorb the dust fall processing to the smoke and dust, gas after the processing passes through the blast pipe discharge chamber, the water solution after the processing flows to in the filter chamber along the recess, it adsorbs the insoluble impurity in the water solution to make things convenient for through the adsorption plate, carry out secondary filtration processing to the water solution through the purifying plate in the purifying chamber, the purifying plate contains active carbon, conveniently filter dechlorination the water solution, remove and smell, discharge through the drain pipe, but cyclic utilization, can be fine carry.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a first three-dimensional structure diagram of the present invention;
FIG. 2 is a second perspective structural view of the present invention;
FIG. 3 is a third structural diagram of the present invention;
FIG. 4 is a sectional view of the exhaust fume collecting hood of the present invention;
fig. 5 is a first three-dimensional structure diagram of the control box of the present invention;
fig. 6 is a second three-dimensional structure diagram of the control box of the present invention;
fig. 7 is a three-dimensional structure diagram of the ventilation box of the present invention;
fig. 8 is a cross-sectional view of the purification box of the present invention.
In the figure: 1, a smoke collecting hood; 2 a first fixing plate; 3, filtering a screen; 4, fixing a clamp; 5, a control box; 6, a smoke absorbing pipe; 7, a purifying box; 8, a ventilation box; 9, a pneumatic pump; 10, telescoping a rod; 11 a second fixing plate; 12 a first motor; 13 rotating the shaft; 14 a smoke exhaust fan blade; 15 smoke guide plate; 16 radiating pipes; 17 air suction pipes; 18 a purge plate; 19 a vent tube; 20, fixing blocks; 21 a housing; 22 air suction port; 23 an exhaust port; 24 a base; 25 a second motor; 26 rotating the rod; 27 blades; 28 a clean room; 29 an exhaust pipe; 30 water pipes; 31 water discharge pipe; 32 a check valve; 33 a fixing frame; 34 a sprinkler head; 35 a filter chamber; 36 adsorbing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-8, the present invention provides the following technical solutions: the utility model provides a processing apparatus of environmental protection kitchen smoke and dust, including collection petticoat pipe 1, be used for holding the oil smoke that too late to discharge away, the effect of buffering has been played, thereby the excessive diffusion's of a large amount of oil smoke phenomenon has been avoided, the top of collection petticoat pipe 1 is provided with control box 5, the back connection of control box 5 has smoke absorption pipe 6, it is convenient in inhaling the smoke and dust to the purifying box 7 in, the one end of smoke absorption pipe 6 is connected with purifying box 7, the one end at purifying box 7 top is provided with blast pipe 29, the other end at purifying box 7 top is provided with water pipe 30, the bottom of purifying box 7 is provided with drain pipe 31, the top of control box 5 is provided with ventilation box 8, one side of ventilation box 8 is connected with aspiration channel 17, the top of ventilation box 8 is connected with ventilation pipe 19, it.
Specifically, fixed mounting all around of collection petticoat pipe 1 inside has first fixed plate 2, the one end of first fixed plate 2 is connected with fixation clamp 4, the one end of fixation clamp 4 is connected with filter screen 3, it is fluted in first fixed plate 2, through making fixation clamp 4 card in the recess, thereby reach the effect of fixed filter screen 3, it washs to make things convenient for the dismantlement in filter screen 3, filter screen 3 plays the effect of filtering the oil smoke, when the oil smoke passes through filter screen 3, the grease can be attached to filter screen 3, play certain guard action to smoking flabellum 14.
Specifically, a pneumatic pump 9 is installed at the top end inside the control box 5, an output end of the pneumatic pump 9 is connected with an expansion link 10, a second fixing plate 11 is arranged at the bottom of the expansion link 10, the length of the expansion link 10 is adjusted through the pneumatic pump 9, so that the effect of adjusting the height of the whole device is achieved, the suction strength is increased, the oil smoke suction is facilitated under different conditions, a first motor 12 is installed at the top of the second fixing plate 11, an output end of the first motor 12 penetrates through the second fixing plate 11 to be connected with a rotating shaft 13, a smoke exhaust fan blade 14 is arranged at the bottom of the rotating shaft 13, the rotating shaft 13 is driven to rotate through the first motor 12, so that the smoke exhaust fan blade 14 rotates at a high speed, a negative pressure area is formed in a certain space range above the cooking range, indoor oil smoke is sucked into the upper part, a smoke guide plate, avoid appearing the flue gas and distribute in the middle of the distribution concentrate on both sides and distribute sparsely, can not be fine carry out inspiratory phenomenon to the smoke and dust, pneumatic pump 9, first motor 12 are connected with cooling tube 16, and cooling tube 16 extends to the outside of control box 5, and the cover of outside has avoided the machine louvre to be adhered to by the oil smoke and can't carry out radiating problem better, has improved the life of machine effectively.
Specifically, one end of the smoke absorbing pipe 6 is provided with a check valve 32, the check valve 32 is arranged inside the purifying box 7, the smoke dust can conveniently flow into the purifying box 7, the smoke dust backflow is prevented, the smoke dust removing efficiency is improved, the top end inside the purifying box 7 is provided with a fixing frame 33, the fixing frame 34 is convenient to fix, the lower surface of the fixing frame 33 is provided with a spray head 34, an aqueous solution containing a dust-reducing agent is conveniently conveyed to the spray head 34 through a water pipe 30, the aqueous solution is sprayed out through the spray head 34, the smoke dust can be conveniently subjected to dust-reducing treatment, a filter chamber 35 is arranged inside the purifying box 7, an adsorption plate 36 is arranged inside the filter chamber 35, the aqueous solution flows into the filter chamber 35 along a groove, the adsorption plate 36 is convenient to adsorb insoluble impurities in the aqueous solution, the bottom of the filter chamber 35 is provided with the purifying chamber 28, and a purifying plate 18 is, the water solution is subjected to secondary filtration treatment, the purification plate 18 contains activated carbon, so that the water solution is conveniently subjected to chlorine filtration and deodorization, and the purification chamber 28 is connected with a drain pipe 31 and is discharged through the drain pipe 31, so that the water solution can be recycled.
Specifically, a fixed block 20 is arranged at one end inside the ventilation box 8, a housing 21 is arranged on the upper surface of the fixed block 20, an air suction port 22 is formed in the side surface of the housing 21, the air suction port 22 is connected with an air suction pipe 17 and collects outdoor fresh air, an air exhaust port 23 is formed in the surface of the housing 21, the air exhaust port 23 is connected with a ventilation pipe 19, a base 24 is arranged at the other end inside the ventilation box 8, a second motor 25 is installed at the top of the base 24, an output end of the second motor 25 is connected with a rotating rod 26, one end of the rotating rod 26 is connected with a blade 27, the second motor 25 drives the rotating rod 26 to rotate so as to drive the blade 27 to rotate, the blade 27 generates centrifugal force when rotating so as to throw air out of the blade 27, the air is thrown out of the blade 27 and then collected in the housing 21, and due to slow speed and high, and the blade 27 is in the inside of the casing 21, when the air in the blade 27 is exhausted, negative pressure is formed, the air outside the air inlet 22 is pressed into the blade 27 under the action of atmospheric pressure, therefore, the blade 27 rotates continuously, the air flows into the room continuously under the action of the whole device to supplement fresh air and compensate pressure intensity, because the indoor air is pumped out of the room to form negative pressure when smoke is exhausted, and the outdoor air is positive pressure, therefore, the indoor air pressure is lower than the outdoor air, the pressure intensity is unequal, and people can feel stuffy and dizzy when being in the environment for a long time.
The utility model discloses a theory of operation and use flow: the utility model discloses install the back, through first motor 12, axis of rotation 13, it is convenient to collect the smoking to inhale the cigarette leaf 14, through pneumatic pump 9, telescopic link 10 is convenient to carry out altitude mixture control to smoking device, lead to pipe 30, mount 33, sprinkler 34 is convenient to adsorb the dust fall to the smoke and dust and handle, through filter chamber 35, clean room 28, the convenience carries out filtration treatment to aqueous solution, but cyclic utilization, through scavenging box 8, it is convenient in to indoor input fresh air, compensate the unequal problem of pressure, all consumer all supply power through built-in battery in this device.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a processing apparatus of environmental protection kitchen smoke and dust, includes collection petticoat pipe (1), its characterized in that: the top of collection petticoat pipe (1) is provided with control box (5), the back connection of control box (5) has smoke tube (6), the one end of smoke tube (6) is connected with purifying box (7), the one end at purifying box (7) top is provided with blast pipe (29), the other end at purifying box (7) top is provided with water pipe (30), the bottom of purifying box (7) is provided with drain pipe (31), the top of control box (5) is provided with ventilation box (8), one side of ventilation box (8) is connected with aspiration channel (17), the top of ventilation box (8) is connected with ventilation pipe (19).
2. The environmental-friendly kitchen smoke processing device according to claim 1, characterized in that: fixed mounting all around of collection petticoat pipe (1) inside has first fixed plate (2), the one end of first fixed plate (2) is connected with fixation clamp (4), the one end of fixation clamp (4) is connected with filter screen (3).
3. The environmental-friendly kitchen smoke processing device according to claim 1, characterized in that: pneumatic pump (9) are installed on the inside top of control box (5), the output of pneumatic pump (9) is connected with telescopic link (10), the bottom of telescopic link (10) is provided with second fixed plate (11), first motor (12) are installed at the top of second fixed plate (11), the output of first motor (12) passes second fixed plate (11) and is connected with axis of rotation (13), the bottom of axis of rotation (13) is provided with smoke exhaust fan blade (14), the lower surface of second fixed plate (11) is provided with smoke and dust guide plate (15), pneumatic pump (9), first motor (12) are connected with cooling tube (16), and cooling tube (16) extend to the outside of control box (5).
4. The environmental-friendly kitchen smoke processing device according to claim 1, characterized in that: the one end of smoking pipe (6) is provided with check valve (32), and check valve (32) are in the inside of purifying box (7), the inside top of purifying box (7) is provided with mount (33), sprinkler head (34) are installed to the low face of mount (33), the inside of purifying box (7) is provided with filter chamber (35), the inside of filter chamber (35) is provided with adsorption plate (36), the bottom of filter chamber (35) is provided with purifying chamber (28), the inside of purifying chamber (28) is provided with purifying plate (18), and purifying chamber (28) link to each other with drain pipe (31).
5. The environmental-friendly kitchen smoke processing device according to claim 1, characterized in that: the inside one end of bellows (8) is provided with fixed block (20), the upper surface of fixed block (20) is provided with casing (21), induction port (22) have been seted up to the side of casing (21), and induction port (22) link to each other with aspiration channel (17), the surface of casing (21) is provided with gas vent (23), and gas vent (23) link to each other with ventilation pipe (19), the inside other end of bellows (8) is provided with base (24), second motor (25) are installed at the top of base (24), the output of second motor (25) is connected with dwang (26), the one end of dwang (26) is connected with blade (27), and blade (27) are in the inside of casing (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020439432.3U CN213146680U (en) | 2020-03-31 | 2020-03-31 | Processing apparatus of environmental protection kitchen smoke and dust |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020439432.3U CN213146680U (en) | 2020-03-31 | 2020-03-31 | Processing apparatus of environmental protection kitchen smoke and dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213146680U true CN213146680U (en) | 2021-05-07 |
Family
ID=75707962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020439432.3U Expired - Fee Related CN213146680U (en) | 2020-03-31 | 2020-03-31 | Processing apparatus of environmental protection kitchen smoke and dust |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213146680U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713307A (en) * | 2021-08-25 | 2021-11-30 | 杭州爱坦环保科技有限公司 | Novel indoor fire sprinkler head |
-
2020
- 2020-03-31 CN CN202020439432.3U patent/CN213146680U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113713307A (en) * | 2021-08-25 | 2021-11-30 | 杭州爱坦环保科技有限公司 | Novel indoor fire sprinkler head |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211228 Address after: 110000 Shen Jing Zi Zhen Wang Bao Shi Zhai Cun, Dongling District, Shenyang City, Liaoning Province Patentee after: SHENYANG FUMING KITCHEN DESIGN Co.,Ltd. Address before: 336000 shuichong group, shuichong village, Jinrui Town, Yuanzhou District, Yichun City, Jiangxi Province Patentee before: Yan Anlai |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210507 |