CN210094734U - Electrostatic spinning nanofiber gauze mask - Google Patents
Electrostatic spinning nanofiber gauze mask Download PDFInfo
- Publication number
- CN210094734U CN210094734U CN201920833720.4U CN201920833720U CN210094734U CN 210094734 U CN210094734 U CN 210094734U CN 201920833720 U CN201920833720 U CN 201920833720U CN 210094734 U CN210094734 U CN 210094734U
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- Prior art keywords
- mask
- filter
- layer
- main body
- accommodating cavity
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- Expired - Fee Related
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- 239000002121 nanofiber Substances 0.000 title claims abstract description 33
- 238000010041 electrostatic spinning Methods 0.000 title claims abstract description 23
- 238000001914 filtration Methods 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 12
- 229920001971 elastomer Polymers 0.000 claims description 10
- 239000005060 rubber Substances 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 9
- 238000001523 electrospinning Methods 0.000 claims description 7
- 239000000835 fiber Substances 0.000 claims description 7
- 239000003053 toxin Substances 0.000 claims description 7
- 231100000765 toxin Toxicity 0.000 claims description 7
- 239000003463 adsorbent Substances 0.000 claims description 6
- 229920001661 Chitosan Polymers 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000004745 nonwoven fabric Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 230000003434 inspiratory effect Effects 0.000 abstract description 8
- 230000000241 respiratory effect Effects 0.000 abstract description 4
- 239000012535 impurity Substances 0.000 abstract description 3
- 239000013618 particulate matter Substances 0.000 abstract 1
- 239000003570 air Substances 0.000 description 21
- 239000007789 gas Substances 0.000 description 8
- 231100000614 poison Toxicity 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 230000029058 respiratory gaseous exchange Effects 0.000 description 7
- 210000000214 mouth Anatomy 0.000 description 5
- 239000002574 poison Substances 0.000 description 5
- 239000002912 waste gas Substances 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000007096 poisonous effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 244000043261 Hevea brasiliensis Species 0.000 description 1
- 206010020751 Hypersensitivity Diseases 0.000 description 1
- 206010021143 Hypoxia Diseases 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 208000026935 allergic disease Diseases 0.000 description 1
- 230000007815 allergy Effects 0.000 description 1
- 239000012080 ambient air Substances 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 229910001872 inorganic gas Inorganic materials 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
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- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The utility model discloses an electrostatic spinning nanofiber mask, including mask main body, expiratory valve, filter cartridge, the face that the mask main body is pressed close to the face covers the nose and the mouth constitutes the inside holding chamber, be equipped with the baffle in the inside holding chamber, the baffle divides the inside holding chamber into first holding chamber and second holding chamber, first holding chamber is corresponding with nose region position, the second holding chamber is corresponding with mouth region position, be provided with the inspiratory valve on the baffle; the exhalation valve is embedded in the upper part of the mask main body; the filter box is arranged on the lower portion of the outer side of the mask main body, the filter box is connected with the mask main body through a filter box mounting hole, and the filter box at least comprises an electrostatic spinning nanofiber layer. The utility model provides a pair of electrostatic spinning nanofiber gauze mask when can get rid of particulate matter, impurity well, greatly reduced to the dependence of filter cartridge, reduce respiratory resistance for the gauze mask person of wearing breathes smoothly.
Description
Technical Field
The utility model relates to a gauze mask especially relates to an electrostatic spinning nanofiber gauze mask.
Background
With the progress of industry, the air environment is worse and worse, especially in the working environment with dust flying and poisonous and harmful, workers must wear a mask to shield dust particles and poisonous and harmful gases in the outside air.
The existing dustproof and gas mask is widely applied in a certain range, but has some defects: the resistance of the mask must be overcome when a user breathes, the user can breathe forcefully to inhale enough air, and most of exhaled waste gas is gathered inside the mask and cannot be exhausted in time, so that the timely inhalation of fresh air is blocked, a large amount of waste gas is inhaled into respiratory organs again, and the mask user often has the uncomfortable feeling of oxygen deficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the background art and providing an electrostatic spinning nanofiber mask.
The above technical purpose of the present invention is achieved by the following technical solutions:
an electrostatic spinning nanofiber mask comprises a mask body, an exhalation valve and a filter box, wherein one face, close to the face, of the mask body covers a nose and a mouth to form an internal accommodating cavity, a partition plate is arranged in the internal accommodating cavity, the partition plate divides the internal accommodating cavity into a first accommodating cavity and a second accommodating cavity, the first accommodating cavity corresponds to the position of a nose area, the second accommodating cavity corresponds to the position of a mouth area, and the partition plate is provided with an inhalation valve;
the exhalation valve is embedded in the upper part of the mask main body;
the filter box is arranged on the lower portion of the outer side of the mask main body, the filter box is connected with the mask main body through a filter box mounting hole, and the filter box at least comprises an electrostatic spinning nanofiber layer.
Further, the baffle plate is detachably connected to the inner accommodating cavity.
Further, the cartridge is a separately replaceable element.
Further, the filter cartridge is the filter cartridge, the filter cartridge includes first filter layer, filter layer lid and filter cartridge main part, one side of filter cartridge main part is passed through the filter cartridge mounting hole and is linked to each other with gauze mask main part joint, the opposite side of filter cartridge main part passes through the filter layer lid with first filter layer and blocks, first filter layer is two-layer structure.
Furthermore, an adsorbent is filled in the toxin filtering box main body.
Furthermore, the filter box is a dust filter box, the dust filter box comprises a second filter layer and a filter layer bearing seat, the second filter layer is arranged in the filter layer bearing seat, and the second filter layer is of a three-layer structure.
Furthermore, the filter layer bearing seat is connected with the mask main body in a clamping mode through a filter box mounting hole at one side close to the face.
Furthermore, one side of the second filter layer three-layer structure facing the face is the innermost layer, and the second filter layer is sequentially a chitosan fiber layer, an electrostatic spinning nanofiber layer and a non-woven fabric filter cotton layer from inside to outside.
Furthermore, the edge of the inner surface of the mask main body is provided with a rubber inner pad, and a pair of grooves capable of supporting the bottoms of the glasses frames are formed in the area, located at the upper end of the mask main body, of the rubber inner pad.
Further, the rubber inner pad is provided with a sealing ring with a double-layer folding structure, and the sealing ring is attached to the face to form an airtight line.
Compared with the prior art, the utility model has the advantages of it is following and beneficial effect:
1. the utility model provides a pair of electrostatic spinning nanofiber gauze mask, it breathes in and exhales two air current entering and outflow way to have changed the gauze mask person of wearing, what the second holding intracavity held is through the filterable fresh air of filter cartridge, become fresh air's reserve storehouse, when the gauze mask person of wearing breathes in, the negative pressure of first holding intracavity can be automatic closes the expiratory valve, the inspiratory valve is opened, required fresh air is at first provided by second holding chamber, not enough parts can be provided by filter cartridge filtration ambient air, and the gauze mask in only a holding chamber, only can filter by the filter cartridge and provide. The arrangement of the exhalation valve, the inhalation valve, the first accommodating cavity and the second accommodating cavity greatly reduces the dependence on the filter box and reduces the breathing resistance.
2. The filter box at least comprises one electrostatic spinning nanofiber layer, has good adsorbability on organic pollutants in the air, high porosity and very large specific surface area, increases the probability of particle deposition on the fiber surface, can well remove fine particles and impurities, reduces the breathing resistance and enables a mask wearer to breathe smoothly.
3. The filter box is an element which can be replaced independently, is convenient to maintain, cannot be discarded along with use, and saves cost.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art, and it is obvious that the following description is only one embodiment of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic view of the internal structure of an electrostatic spinning nanofiber mask according to the present invention;
fig. 2 is a schematic structural view of an electrospinning nanofiber mask according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of an electrospinning nanofiber mask according to embodiment 2 of the present invention;
fig. 4 is a schematic structural view of a second filter layer according to example 2 of the present invention;
fig. 5 is a schematic view of the working principle of the electrospinning nanofiber mask of the present invention.
In the figure, 1-a mask body, 2-an exhalation valve, 3-a filter box, 31-a filter box, 311-a first filter layer, 312-a filter layer cover, 313-a filter box body, 32-a dust filter box, 321-a second filter layer, 322-a filter layer bearing seat, 321 a-a chitosan fiber layer, 321 b-an electrostatic spinning nanofiber layer, 321 c-a non-woven fabric filter cotton layer, 4-a clapboard, 5-a first accommodating cavity, 6-a second accommodating cavity, 7-an inhalation valve, 8-a filter box mounting hole, 11-a rubber inner pad, 12-a groove and 13-a sealing ring.
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 embodiment of the present invention, all other embodiments obtained without creative work by the ordinary skilled person in the art all belong to the protection scope of the present invention.
Example 1:
referring to fig. 1-2, an electrospinning nanofiber mask comprises a mask body 1, an exhalation valve 2 and a filter box 3, wherein one face, close to the face, of the mask body 1 covers the nose and the mouth to form an internal accommodating cavity, a partition plate 4 is arranged in the internal accommodating cavity, the internal accommodating cavity is divided into a first accommodating cavity 5 and a second accommodating cavity 6 by the partition plate 4, the first accommodating cavity 5 corresponds to the nose region, the second accommodating cavity 6 corresponds to the mouth region, and the partition plate 4 is provided with an inhalation valve 7; the exhalation valve 2 is embedded in the upper part of the mask main body 1; the filter cartridge 3 is arranged on the lower portion of the outer side of the mask main body 1, the filter cartridge 3 is connected with the mask main body 1 through a filter cartridge mounting hole 8, and the filter cartridge 3 at least comprises an electrostatic spinning nanofiber layer. The mask body 1 is made of natural rubber or synthetic rubber.
The setting of expiratory valve, the inspiratory valve, first holding chamber, second holding chamber, it breathes in and exhales two air current entering and outflow route to have changed gauze mask wearer, what hold in the second holding chamber is the filterable fresh air through the cartridge, become fresh air's reserve storehouse, when gauze mask wearer breathes in, the negative pressure in the first holding chamber can be automatic closes the expiratory valve, the inspiratory valve is opened, required fresh air is at first provided by the second holding chamber, less than the part can be provided by the cartridge filtration, and the gauze mask of only one holding chamber, only can filter by the cartridge and provide. The arrangement of the exhalation valve, the inhalation valve, the first accommodating cavity and the second accommodating cavity greatly reduces the dependence on the filter box and reduces the breathing resistance.
The diameter of the electrostatic spinning nanofiber is 100-1000 nanometers, the electrostatic spinning nanofiber has good adsorbability on organic pollutants in the air, the porosity can reach 80-90%, the electrostatic spinning nanofiber has a very large specific surface area, the probability of depositing particles on the surface of the fiber is increased, fine particles and impurities can be well removed, the breathing resistance is reduced, and a mask wearer can breathe smoothly.
The partition plate 4 is detachably connected to the inner accommodating cavity. If in special states such as cold and too much amount of exercise, the wearer can detach the separating plate 4, so that the first accommodating cavity 5 and the second accommodating cavity 6 form an accommodating cavity, and the use requirements of the wearer in special states such as cold and too much amount of exercise are met.
Further, the poison filtering box 31 that the cartridge 3 is changeable alone, the poison filtering box 31 includes first filter layer 311, filter layer lid 312 and poison filtering box main part 313, one side of poison filtering box main part 313 is passed through cartridge mounting hole 8 and is linked to each other with gauze mask main part 1 joint, the opposite side of poison filtering box main part 313 blocks through filter layer lid 312 with first filter layer 311, first filter layer 311 is two-layer structure, and two-layer structure is electrostatic spinning nanofiber layer, non-woven fabrics filter cotton layer respectively.
Further, the toxin filtering box main body 313 is filled with an adsorbent having a porous structure, for example, the adsorbent is activated carbon impregnated with a chemical reagent, and the adsorbent may be activated carbon used for adsorbing organic gas in operation environments such as paint spraying, organic experiments, petrochemical engineering, and the like, and may also be activated carbon used for adsorbing acidic gas and inorganic gas in chemical plants. The adsorbent can also be coconut shell carbon.
Further, the edge of 1 internal surface of gauze mask main part is provided with pad 11 in the rubber, pad 11 is provided with a pair of recess 12 that can support the spectacle-frame bottom in the region that is located 1 upper end of gauze mask main part in the rubber, conveniently wears the gauze mask user of glasses, avoids making glasses shift to influence the field of vision because of wearing the gauze mask.
Further, be provided with the driving fit circle 13 of double-deck beta structure in the rubber on the pad 11, driving fit circle and facial laminating form the airtight line, have improved the leakproofness of gauze mask, prevent that poisonous and harmful gas from getting into respiratory organ.
Example 2:
referring to fig. 3 to 4, the difference from embodiment 1 is that the filter box 3 is a separately replaceable dust filter box 32, the dust filter box 32 includes a second filter layer 321 and a filter layer holder 322, the second filter layer 321 is installed in the filter layer holder 322, and the second filter layer 321 is a three-layer structure.
Furthermore, the filter layer bearing seat 322 is connected with the mask body 1 through the filter box mounting hole 8 at one side close to the face.
Further, one face of the three-layer structure of the second filter layer 321 facing the face is an innermost layer, and the second filter layer 321 is a chitosan fiber layer 321a, an electrostatic spinning nanofiber layer 321b, and a non-woven fabric filter cotton layer 321c from inside to outside in sequence. The chitosan fiber layer 321a has an antibacterial function, can effectively kill bacteria exhaled by the oral cavity, has good biocompatibility, and can not generate allergy when being close to the face.
Referring to fig. 5, an electrostatic spinning nanofiber mask works according to the following principle:
when the electrospinning nanofiber masks of embodiments 1 and 2 are used, an inhalation valve 7 is disposed on the partition plate 4 between the first accommodating chamber 5 and the second accommodating chamber 6, the gas in the first accommodating chamber 5 and the gas in the second accommodating chamber 6 are communicated through the inhalation valve 7, and the first accommodating chamber 5 is communicated with the outside gas through the exhalation valve 2.
When breathing in, under the effect of the inspiratory power, the air pressure of the first accommodating cavity 5 is obviously lower than the air pressure of the second accommodating cavity 6, the inspiratory valve 7 is opened, the expiratory valve 2 is closed, the standby fresh air of the second accommodating cavity 6 flows into the first accommodating cavity 5 through the inspiratory valve 7, and the outside air is filtered into the fresh air which can be breathed by the human body through the filter box 3 and continuously flows into the first accommodating cavity 5 so as to supplement the air required for breathing in and avoid the pollutants from being sucked into the outside environment. Fresh air required by human body is provided by the second accommodating cavity 6, and the insufficient part is provided by filtering of the filter box 3, so that the dependence on the filter box 3 is greatly reduced, and the breathing resistance is reduced.
During expiration, waste gases such as carbon dioxide get into first holding chamber 5 from human respiratory organ, and 5 pressure in first holding chamber are greater than external atmospheric pressure, and expiratory valve 2 is opened, and inspiratory valve 7 is closed, and moisture and heat discharge gauze mask body 1 have improved gauze mask wearer's expiration comfort in the time of the waste gas of expiration.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. An electrostatic spinning nanofiber mask comprises a mask body (1), an exhalation valve (2) and a filter box (3), and is characterized in that one face, close to the face, of the mask body (1) covers the nose and the mouth to form an inner accommodating cavity, a partition plate (4) is arranged in the inner accommodating cavity, the partition plate (4) divides the inner accommodating cavity into a first accommodating cavity (5) and a second accommodating cavity (6), the first accommodating cavity (5) corresponds to the position of a nose area, the second accommodating cavity (6) corresponds to the position of a mouth area, and an inhalation valve (7) is arranged on the partition plate (4);
the exhalation valve (2) is embedded at the upper part of the mask main body (1);
the mask is characterized in that the filter box (3) is arranged on the lower portion of the outer side of the mask main body (1), the filter box (3) is connected with the mask main body (1) through a filter box mounting hole (8), and the filter box (3) at least comprises an electrostatic spinning nanofiber layer.
2. The electrospun nanofiber mask of claim 1, wherein the partition (4) is detachably connected to the internal receiving cavity.
3. The electrospinning nanofiber mask as claimed in claim 2, wherein the filter cartridge (3) is a toxin filtering cartridge (31), the toxin filtering cartridge (31) comprises a first filter layer (311), a filter layer cover (312) and a toxin filtering cartridge main body (313), one side of the toxin filtering cartridge main body (313) is connected with the mask main body (1) in a clamping mode through a filter cartridge mounting hole (8), the other side of the toxin filtering cartridge main body (313) is clamped with the first filter layer (311) through the filter layer cover (312), and the first filter layer (311) is of a two-layer structure.
4. The mask as claimed in claim 3, wherein the canister body (313) contains an adsorbent.
5. The electrospinning nanofiber mask as claimed in claim 2, wherein the filter box (3) is a dust filter box (32), the dust filter box (32) comprises a second filter layer (321) and a filter layer bearing seat (322), the second filter layer (321) is installed in the filter layer bearing seat (322), and the second filter layer (321) is of a three-layer structure.
6. The electrospun nanofiber mask of claim 5, wherein the filter layer bearing seat (322) is connected with the mask body (1) in a clamping manner through the filter cartridge mounting hole (8) at one side close to the face.
7. The mask as claimed in claim 5 or 6, wherein the face of the three-layer structure of the second filter layer (321) is the innermost layer, and the second filter layer (321) comprises a chitosan fiber layer (321a), an electrospun nanofiber layer (321b) and a non-woven fabric filter cotton layer (321c) in sequence from inside to outside.
8. The mask of claim 2 wherein the edge of the inner surface of the mask body (1) is provided with an inner rubber pad (11), and the area of the inner rubber pad (11) on the upper end of the mask body (1) is provided with a pair of grooves (12) for supporting the bottom of the glasses frame.
9. The mask as claimed in claim 8, wherein the rubber inner pad (11) is provided with a sealing ring (13) of double-layer folding structure, and the sealing ring is attached to the face to form an airtight line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833720.4U CN210094734U (en) | 2019-06-04 | 2019-06-04 | Electrostatic spinning nanofiber gauze mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920833720.4U CN210094734U (en) | 2019-06-04 | 2019-06-04 | Electrostatic spinning nanofiber gauze mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210094734U true CN210094734U (en) | 2020-02-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920833720.4U Expired - Fee Related CN210094734U (en) | 2019-06-04 | 2019-06-04 | Electrostatic spinning nanofiber gauze mask |
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| Country | Link |
|---|---|
| CN (1) | CN210094734U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251607A (en) * | 2020-03-14 | 2020-06-09 | 北京工业大学 | A method for making a 3D printed intelligent integrated protective mask |
| CN111296939A (en) * | 2020-03-24 | 2020-06-19 | 王嘉鹏 | Data intelligent disinfection temperature measurement epidemic prevention gauze mask |
| CN111529984A (en) * | 2020-05-08 | 2020-08-14 | 嘉兴学院 | Self-air-supply type mask |
| CN112774054A (en) * | 2021-01-25 | 2021-05-11 | 北京化工大学 | Mask suitable for preventing respiratory infectious diseases |
-
2019
- 2019-06-04 CN CN201920833720.4U patent/CN210094734U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111251607A (en) * | 2020-03-14 | 2020-06-09 | 北京工业大学 | A method for making a 3D printed intelligent integrated protective mask |
| CN111296939A (en) * | 2020-03-24 | 2020-06-19 | 王嘉鹏 | Data intelligent disinfection temperature measurement epidemic prevention gauze mask |
| CN111529984A (en) * | 2020-05-08 | 2020-08-14 | 嘉兴学院 | Self-air-supply type mask |
| CN112774054A (en) * | 2021-01-25 | 2021-05-11 | 北京化工大学 | Mask suitable for preventing respiratory infectious diseases |
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |