CN217454839U - Production device for silicon gel strips without o-fluorine - Google Patents
Production device for silicon gel strips without o-fluorine Download PDFInfo
- Publication number
- CN217454839U CN217454839U CN202221057224.2U CN202221057224U CN217454839U CN 217454839 U CN217454839 U CN 217454839U CN 202221057224 U CN202221057224 U CN 202221057224U CN 217454839 U CN217454839 U CN 217454839U
- Authority
- CN
- China
- Prior art keywords
- silica gel
- fixedly connected
- machine body
- storage tank
- gel strip
- 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
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 38
- 229910052731 fluorine Inorganic materials 0.000 title abstract description 9
- 239000011737 fluorine Substances 0.000 title abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title description 3
- 229910052710 silicon Inorganic materials 0.000 title description 3
- 239000010703 silicon Substances 0.000 title description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 87
- 239000000741 silica gel Substances 0.000 claims abstract description 85
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 85
- 238000003860 storage Methods 0.000 claims abstract description 45
- 238000005520 cutting process Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 238000010438 heat treatment Methods 0.000 claims abstract description 8
- 239000007921 spray Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 44
- 238000007789 sealing Methods 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- PZUUTJLAUKMLTH-UHFFFAOYSA-N [F].C1=CC=CC=C1 Chemical compound [F].C1=CC=CC=C1 PZUUTJLAUKMLTH-UHFFFAOYSA-N 0.000 claims description 2
- 239000003973 paint Substances 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract 1
- 229920002379 silicone rubber Polymers 0.000 description 23
- 239000002245 particle Substances 0.000 description 19
- 239000008187 granular material Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 239000002699 waste material Substances 0.000 description 6
- 238000005457 optimization Methods 0.000 description 5
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- PYLWMHQQBFSUBP-UHFFFAOYSA-N monofluorobenzene Chemical compound FC1=CC=CC=C1 PYLWMHQQBFSUBP-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000006052 feed supplement Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 239000006059 cover glass Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000000499 gel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Landscapes
- Silicon Compounds (AREA)
Abstract
The utility model discloses a production device of silica gel strips without o-fluorine, belonging to the technical field of silica gel production, which is characterized in that the production device comprises a body shell, a heating plate is fixedly connected with the rear side of the inner wall of the body shell, a storage tank is fixedly connected with the top of the body shell, the bottom of the storage tank is communicated with a delivery pipe, the other end of the delivery pipe is fixedly connected with a hydraulic pump, a nozzle replacing mechanism is fixedly connected with the top of the front side of the body shell, a cutting machine body is fixedly connected with the bottom of the front side of the body shell, when silica gel strips with different types are produced, a rotating head can be rotated by rotating a rotating motor, the discharging ports with different types can be replaced by the rotating head, at most four types can be replaced, therefore, silica gel strips with different types can be rapidly produced, the replacement of the spray head is facilitated, and the production efficiency of the silica gel strips of different models is improved.
Description
Technical Field
The utility model relates to a silica gel production technical field, in particular to no o-fluoro benzene, silica gel strip apparatus for producing.
Background
The silica gel has the alias: the silicic acid gel is a high-activity adsorption material, belongs to an amorphous substance, and is stable in chemical property and free of combustion, and the main component of silica gel is silicon dioxide.
When processing silica gel into silica gel strip, will use silica gel strip apparatus for producing, do not have o-fluoro benzene, silica gel strip apparatus for producing is just one of them, but current silica gel strip apparatus for producing is because when producing the silica gel strip, can't produce the silica gel strip of different specifications in the short time, so will need longer time to change the silica gel strip apparatus for producing of different models, consequently also will reduce the efficiency of producing the silica gel strip, and when producing the silica gel strip, because need to heat the silica gel granule after the reinjection into storage device and just can supply apparatus for producing to process and produce, but this kind of feed mode needs the complex operation complicacy loaded down with trivial details, consequently will cause the waste to production time, reduce the production efficiency of silica gel strip.
SUMMERY OF THE UTILITY MODEL
The utility model provides a do not have o fluorine, silica gel strip apparatus for producing, aim at solving current silica gel strip apparatus for producing owing to when producing the silica gel strip, can't produce the silica gel strip of different specifications in the short time, so will need longer time to change the silica gel strip apparatus for producing of different models, consequently also will reduce the efficiency to silica gel strip production, and when producing the silica gel strip, owing to need to heat the silica gel granule after the reinjection into storage device just can supply apparatus for processing and production, but this kind of feed mode need operate complicacy loaded down with trivial details, consequently will cause the waste to production time, reduce the problem of the production efficiency of silica gel strip.
The utility model is realized in such a way, a no o-fluoro-benzene, silica gel strip apparatus for producing, including the fuselage shell, the rear side fixedly connected with hot plate of fuselage shell inner wall, the top fixedly connected with storage tank of fuselage shell, the bottom intercommunication of storage tank has the conveying pipeline, the other end fixedly connected with hydraulic pump of conveying pipeline, the top fixedly connected with shower nozzle change mechanism of fuselage shell front side, the bottom fixedly connected with cutting machine body of fuselage shell front side, the top fixedly connected with blade of cutting machine body;
the spray head replacing mechanism comprises a rotating motor, a rotating head is fixedly connected to the front side of the rotating motor, and a discharge hole is formed in the surface of the rotating head.
In order to increase the effect of turning round and conveying pipeline connection stability, as the utility model discloses a do not have and be optimalized by o-fluoro benzene, silica gel strip apparatus for producing, the rear side fixedly connected with sealing washer of discharge gate, the surface of sealing washer is carved with anti-skidding line.
In order to remove spacing effect to the silica gel strip, conduct the utility model discloses a do not have o fluorine, silica gel strip apparatus for producing preferred, the front side of cutting machine body is opened and is equipped with the drainage groove, the drainage groove uses with the discharge gate cooperation.
In order to make the effect that the silica gel strip can be accomodate, conduct the utility model discloses a do not have o fluorine, silica gel strip apparatus for producing is preferred, the front side fixedly connected with material receiving box of cutting machine body, material receiving box's inner wall scribbles water proof coating.
For the effect of conveniently observing storage tank internal charge volume, conduct the utility model discloses a do not have o fluorine, silica gel strip apparatus for producing preferred, the viewing aperture has been seted up on the surface of storage tank, the inner wall fixedly connected with protective glass board of viewing aperture.
For the convenient effect to the feed supplement in the storage tank, conduct the utility model discloses a do not have and be expected by o benzene fluorine, silica gel strip apparatus for producing, the pan feeding mouth has been seted up at the top of storage tank, the top cover of pan feeding mouth is equipped with the block.
Compared with the prior art, the beneficial effects of the utility model are that:
the production device of the silicon rubber strips without o-fluorine and the silicon rubber strips can rotate the rotary head by rotating the rotary motor when the silicon rubber strips with different types are produced by arranging the spray head replacement mechanism, the rotary head can replace discharge ports with different types, and at most four types can be replaced, so the silicon rubber strips with different types can be rapidly produced, the replacement of the spray head is convenient, the production efficiency of the silicon rubber strips with different types is improved, when the silicon rubber particles are processed, only the silicon rubber particles need to be put into the material storage tank, then the silicon rubber particles in the material storage tank enter the material conveying pipe to be heated by the heating plate, the heated silicon rubber particles can become fluid to flow into the hydraulic pump to be extruded out, and finally the fluid is cut into the silicon rubber strips by the blade on the cutting machine body without being heated and then injected into the material storage tank to be processed, the production time of the silica gel is saved.
Drawings
FIG. 1 is an overall structure diagram of the production apparatus for producing O-fluoro-silicone strips;
FIG. 2 is a cross-sectional view of the overall structure of the middle fuselage shell of the present invention;
FIG. 3 is an exploded view of the nozzle changing mechanism of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 1;
fig. 5 is a partial enlarged view of the point B in fig. 1 according to the present invention.
In the figure, 1, a fuselage shell; 2. heating plates; 3. a material storage tank; 4. a delivery pipe; 5. a hydraulic pump; 6. a nozzle replacement mechanism; 601. rotating the motor; 602. turning the head; 603. a discharge port; 7. a cutter body; 8. a blade; 9. a seal ring; 10. a drainage groove; 11. a material receiving box; 12. a viewing port; 13. a cover glass plate; 14. a feeding port; 15. and (7) capping.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1-5, the present invention provides a technical solution: a production device for a silicon strip without o-fluorine and comprises a machine body shell 1, wherein a heating plate 2 is fixedly connected to the rear side of the inner wall of the machine body shell 1, a material storage tank 3 is fixedly connected to the top of the machine body shell 1, the bottom of the material storage tank 3 is communicated with a material conveying pipe 4, a hydraulic pump 5 is fixedly connected to the other end of the material conveying pipe 4, a spray head replacing mechanism 6 is fixedly connected to the top of the front side of the machine body shell 1, a cutting machine body 7 is fixedly connected to the bottom of the front side of the machine body shell 1, and a blade 8 is fixedly connected to the top of the cutting machine body 7;
the nozzle replacing mechanism 6 comprises a rotating motor 601, a rotating head 602 is fixedly connected to the front side of the rotating motor 601, and a discharge hole 603 is formed in the surface of the rotating head 602.
In this embodiment: by arranging the nozzle replacing mechanism 6, when silica gel strips of different models are produced, the rotating head 602 can rotate by rotating the rotating motor 601, the rotating head 602 can replace discharge ports 603 of different models, four models can be replaced at most, so that the silica gel strips of different models can be rapidly produced, the replacement of the nozzle is facilitated, the production efficiency of the silica gel strips of different models is improved, when silica gel particles are processed, only the silica gel particles need to be put into the storage tank 3, the silica gel particles in the storage tank 3 enter the conveying pipe 4 and are heated by the heating plate 2, the heated silica gel particles can flow into the hydraulic pump 5 to be extruded out, and finally the silica gel particles are cut into the silica gel strips by the blade 8 on the cutting machine body 7 without being heated and then injected into the storage tank 3 for processing, the production time of the silica gel is saved.
As the utility model discloses a technical optimization scheme, the rear side fixedly connected with sealing washer 9 of discharge gate 603, the surface of sealing washer 9 is carved with anti-skidding line.
In this embodiment: through setting up sealing washer 9, can be when discharge gate 603 is connected with hydraulic pump 5, increase the seal that discharge gate 603 and hydraulic pump 5 are connected, prevent that the unexpected outflow of gap department that the silica gel liquid is connected from discharge gate 603 and hydraulic pump 5 from causing the waste, increased the security to silica gel strip production.
As the technical optimization scheme of the utility model, drainage groove 10 has been opened to the front side of cutting machine body 7, and drainage groove 10 uses with the cooperation of discharge gate 603.
In this embodiment: through setting up drainage groove 10, can be after the processing of silica gel strip is accomplished, the silica gel strip can remove along the guide of drainage groove 10, avoids the silica gel strip because the displacement excessively keeps away from appointed place, causes the waste of silica gel strip production, consequently can increase the stability when silica gel strip produces.
As the technical optimization scheme of the utility model, the front side fixedly connected with material receiving box 11 of cutting machine body 7, the inner wall of material receiving box 11 scribbles water proof coating.
In this embodiment: through setting up material receiving box 11, can accomplish after the production at the silica gel strip, can let the silica gel strip remove in material receiving box 11, accomodate the storage to the silica gel strip, the person of facilitating the use concentrates the silica gel strip and deposits to waterproof coating on material receiving box 11 can avoid material receiving box 11 to receive the erosion of liquid, can prolong material receiving box 11's life.
As the technical optimization scheme of the utility model, viewing aperture 12, the inner wall fixedly connected with cover glass board 13 of viewing aperture 12 have been seted up on the surface of storage tank 3.
In this embodiment: through setting up viewing aperture 12, can let the user observe the condition in the storage tank 3 through viewing aperture 12, when silica gel granule is less in the ejection of compact, can in time carry out the feed supplement in to storage tank 3, avoid because can't observe the material volume in the storage tank 3 and lead to the condition that production and processing stopped because the material is used up to protective glass board 13 in the viewing aperture 12 can prevent the silica gel granule in the storage tank 3 from following viewing aperture 12 and locating unexpected the outflow.
As the technical optimization scheme of the utility model, pan feeding mouth 14 has been seted up at the top of storage tank 3, and the top cover of pan feeding mouth 14 is equipped with block 15.
In this embodiment: through setting up pan feeding mouth 14, can the person of facilitating the use carry out the feed supplement in to storage tank 3, the user can add the silica gel granule into storage tank 3 through pan feeding mouth 14 in, later with block 15 cover on pan feeding mouth 14 can, the condition that the silica gel granule that the block 15 can prevent in the storage tank 3 flows out from the interior accident of pan feeding mouth 14 has increased security and stability when pan feeding mouth 14 uses.
The working principle is as follows: firstly, the production device is moved to a position to be used, then silica gel particles are added into the storage tank 3, then the production device is started to produce and process the silica gel particles, when silica gel strips with different models are produced, the rotating head 602 can be rotated by rotating the rotating motor 601, the rotating head 602 can replace the discharge port 603 with different models, and at most four models can be replaced, so that the silica gel strips with different models can be rapidly produced, the replacement of the spray head is convenient, the production efficiency of the silica gel strips with different models is improved, and when the silica gel particles are processed, the silica gel particles only need to be put into the storage tank 3, then the silica gel particles in the storage tank 3 enter the material conveying pipe 4 to be heated by the heating plate 2, and the heated silica gel particles can be extruded out from the fluid inflow hydraulic pump 5, finally, the silicon rubber strips are cut into the silicon rubber strips by the blades 8 on the cutting machine body 7, the silicon rubber particles are not required to be heated and then injected into the storage tank 3 for processing, the production time of the silicon rubber is saved, when the discharge port 603 is connected with the hydraulic pump 5, the sealing performance of the connection between the discharge port 603 and the hydraulic pump 5 is improved by the sealing ring 9, the waste caused by the accidental outflow of the silicon rubber liquid from the gap between the discharge port 603 and the hydraulic pump 5 is prevented, the safety of the production of the silicon rubber strips is improved, after the processing of the silicon rubber strips is finished, the silicon rubber strips can move along the guide of the drainage groove 10, the waste of the production of the silicon rubber strips caused by the fact that the silicon rubber strips are far away from the designated place due to excessive displacement is avoided, and therefore the stability during the production of the silicon rubber strips can be improved, wherein the material receiving box 11 can enable the silicon rubber strips to move into the material receiving box 11 after the production of the silicon rubber strips is finished, the silica gel strips are stored, a user can conveniently store the silica gel strips in a centralized manner, the waterproof coating on the material receiving box 11 can prevent the material receiving box 11 from being corroded by liquid, the service life of the material receiving box 11 can be prolonged, the observation port 12 can enable the user to observe the conditions in the material storage tank 3 through the observation port 12, when the silica gel particles in the discharged material are few, the material can be supplemented into the material storage tank 3 in time, the condition that the production and processing are stopped due to the fact that the material amount in the material storage tank 3 is exhausted cannot be observed, the silica gel particles in the material storage tank 3 can be prevented from accidentally flowing out from the observation port 12 through the protective glass plate 13 in the observation port 12, the material feeding port 14 can facilitate the user to supplement the material in the material storage tank 3, the user can add the silica gel particles into the material storage tank 3 through the material storage port 14, and then the cap 15 is sleeved on the material feeding port 14, the cap 15 can prevent the condition that the silica gel granule in the storage tank 3 flows out from the feeding port 14 accidentally, and the safety and stability of the feeding port 14 during use are improved.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a do not have o benzene fluorine, silica gel strip apparatus for producing, includes fuselage shell (1), its characterized in that: the heating device is characterized in that a heating plate (2) is fixedly connected to the rear side of the inner wall of the machine body shell (1), a storage tank (3) is fixedly connected to the top of the machine body shell (1), a conveying pipe (4) is communicated with the bottom of the storage tank (3), a hydraulic pump (5) is fixedly connected to the other end of the conveying pipe (4), a spray nozzle replacing mechanism (6) is fixedly connected to the top of the front side of the machine body shell (1), a cutting machine body (7) is fixedly connected to the bottom of the front side of the machine body shell (1), and a blade (8) is fixedly connected to the top of the cutting machine body (7);
the spray head replacing mechanism (6) comprises a rotating motor (601), a rotating head (602) is fixedly connected to the front side of the rotating motor (601), and a discharge hole (603) is formed in the surface of the rotating head (602).
2. The production device of the o-fluoro-benzene-free silica gel strip according to claim 1, characterized in that: the rear side fixedly connected with sealing washer (9) of discharge gate (603), the surface of sealing washer (9) is carved with anti-skidding line.
3. The production device of the o-fluoro-benzene-free silica gel strip according to claim 1, characterized in that: the front side of cutting machine body (7) is opened and is equipped with drainage groove (10), drainage groove (10) and discharge gate (603) cooperation are used.
4. The production device of the o-fluoro-benzene-free silica gel strip according to claim 1, characterized in that: the front side of the cutting machine body (7) is fixedly connected with a material receiving box (11), and the inner wall of the material receiving box (11) is coated with waterproof paint.
5. The production device of the o-fluoro-benzene-free silica gel strip according to claim 1, characterized in that: an observation port (12) is formed in the surface of the material storage tank (3), and a protective glass plate (13) is fixedly connected to the inner wall of the observation port (12).
6. The production device of the o-fluoro-benzene-free silica gel strip according to claim 1, characterized in that: a feeding opening (14) is formed in the top of the storage tank (3), and a cover cap (15) is sleeved on the top of the feeding opening (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221057224.2U CN217454839U (en) | 2022-05-05 | 2022-05-05 | Production device for silicon gel strips without o-fluorine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221057224.2U CN217454839U (en) | 2022-05-05 | 2022-05-05 | Production device for silicon gel strips without o-fluorine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217454839U true CN217454839U (en) | 2022-09-20 |
Family
ID=83274378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221057224.2U Expired - Fee Related CN217454839U (en) | 2022-05-05 | 2022-05-05 | Production device for silicon gel strips without o-fluorine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217454839U (en) |
-
2022
- 2022-05-05 CN CN202221057224.2U patent/CN217454839U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202737061U (en) | High-power aluminum-air battery system | |
| CN214344781U (en) | Filter equipment for processing coating | |
| CN217454839U (en) | Production device for silicon gel strips without o-fluorine | |
| CN213611259U (en) | Chemical industry reation kettle with clean structure of material mouth | |
| CN212142570U (en) | Lithium cell cathode material washing cladding cauldron | |
| CN217468729U (en) | Blowing device is used in lithium cell production | |
| CN211637066U (en) | Safe waterproof processing device for nickel-copper-niobium alloy | |
| CN210613413U (en) | Salt dissolving brine system | |
| CN212215028U (en) | Desulfurizing tower waste heat recovery device | |
| CN210699368U (en) | Circulated vortex water flow formula exhaust treatment device | |
| CN213493425U (en) | A cyclic utilization device for water based paint production | |
| CN108636891B (en) | Material surface silt clean-up equipment for chemical production | |
| CN208643159U (en) | Fluid coating unit with cutting member | |
| CN211159405U (en) | Chemistry compounding device with clean function | |
| CN213102127U (en) | Environment-friendly chemical industry reation kettle | |
| CN216856980U (en) | Coating grinding system | |
| CN213629192U (en) | Self-cleaning valve | |
| CN216149417U (en) | Expandable graphite production line | |
| CN206566854U (en) | A kind of low foaming wetting agent configuration device | |
| CN214915343U (en) | Mixing arrangement is used in processing of power battery raw materials | |
| CN212348716U (en) | Reation kettle is used in disinfectant production convenient to it is clean | |
| CN214076056U (en) | Mixing arrangement is used in industrial paint production | |
| CN210360572U (en) | Numerical control machine tool convenient for discharging cutting fluid | |
| CN220695180U (en) | Box assembly, disinfection module and floor washing machine | |
| CN220860929U (en) | Tail gas treatment device and boron diffusion equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20220920 |