CN216853684U - Steam device that completes suitable for tea processing - Google Patents
Steam device that completes suitable for tea processing Download PDFInfo
- Publication number
- CN216853684U CN216853684U CN202220363055.9U CN202220363055U CN216853684U CN 216853684 U CN216853684 U CN 216853684U CN 202220363055 U CN202220363055 U CN 202220363055U CN 216853684 U CN216853684 U CN 216853684U
- Authority
- CN
- China
- Prior art keywords
- steam
- pipe
- fixedly mounted
- motor
- tea processing
- 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
- 241001122767 Theaceae Species 0.000 title claims abstract description 48
- 239000000463 material Substances 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 230000005540 biological transmission Effects 0.000 claims abstract description 9
- 229920000742 Cotton Polymers 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 4
- 238000009835 boiling Methods 0.000 abstract description 4
- 102000004190 Enzymes Human genes 0.000 description 4
- 108090000790 Enzymes Proteins 0.000 description 4
- GHOKWGTUZJEAQD-ZETCQYMHSA-N (D)-(+)-Pantothenic acid Chemical compound OCC(C)(C)[C@@H](O)C(=O)NCCC(O)=O GHOKWGTUZJEAQD-ZETCQYMHSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 description 2
- 230000009849 deactivation Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- OVBPIULPVIDEAO-LBPRGKRZSA-N folic acid Chemical compound C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)N[C@@H](CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-LBPRGKRZSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- PFTAWBLQPZVEMU-DZGCQCFKSA-N (+)-catechin Chemical compound C1([C@H]2OC3=CC(O)=CC(O)=C3C[C@@H]2O)=CC=C(O)C(O)=C1 PFTAWBLQPZVEMU-DZGCQCFKSA-N 0.000 description 1
- 244000226021 Anacardium occidentale Species 0.000 description 1
- 235000009024 Ceanothus sanguineus Nutrition 0.000 description 1
- GHOKWGTUZJEAQD-UHFFFAOYSA-N Chick antidermatitis factor Natural products OCC(C)(C)C(O)C(=O)NCCC(O)=O GHOKWGTUZJEAQD-UHFFFAOYSA-N 0.000 description 1
- SQUHHTBVTRBESD-UHFFFAOYSA-N Hexa-Ac-myo-Inositol Natural products CC(=O)OC1C(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C(OC(C)=O)C1OC(C)=O SQUHHTBVTRBESD-UHFFFAOYSA-N 0.000 description 1
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 description 1
- 240000003553 Leptospermum scoparium Species 0.000 description 1
- 235000015459 Lycium barbarum Nutrition 0.000 description 1
- OVBPIULPVIDEAO-UHFFFAOYSA-N N-Pteroyl-L-glutaminsaeure Natural products C=1N=C2NC(N)=NC(=O)C2=NC=1CNC1=CC=C(C(=O)NC(CCC(O)=O)C(O)=O)C=C1 OVBPIULPVIDEAO-UHFFFAOYSA-N 0.000 description 1
- 102000004316 Oxidoreductases Human genes 0.000 description 1
- 108090000854 Oxidoreductases Proteins 0.000 description 1
- 229960001948 caffeine Drugs 0.000 description 1
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 description 1
- 235000020226 cashew nut Nutrition 0.000 description 1
- ADRVNXBAWSRFAJ-UHFFFAOYSA-N catechin Natural products OC1Cc2cc(O)cc(O)c2OC1c3ccc(O)c(O)c3 ADRVNXBAWSRFAJ-UHFFFAOYSA-N 0.000 description 1
- 235000005487 catechin Nutrition 0.000 description 1
- GGCLNOIGPMGLDB-GYKMGIIDSA-N cholest-5-en-3-one Chemical compound C1C=C2CC(=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 GGCLNOIGPMGLDB-GYKMGIIDSA-N 0.000 description 1
- NYOXRYYXRWJDKP-UHFFFAOYSA-N cholestenone Natural products C1CC2=CC(=O)CCC2(C)C2C1C1CCC(C(C)CCCC(C)C)C1(C)CC2 NYOXRYYXRWJDKP-UHFFFAOYSA-N 0.000 description 1
- 229950001002 cianidanol Drugs 0.000 description 1
- 230000005574 cross-species transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229960000304 folic acid Drugs 0.000 description 1
- 235000019152 folic acid Nutrition 0.000 description 1
- 239000011724 folic acid Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- CDAISMWEOUEBRE-GPIVLXJGSA-N inositol Chemical compound O[C@H]1[C@H](O)[C@@H](O)[C@H](O)[C@H](O)[C@@H]1O CDAISMWEOUEBRE-GPIVLXJGSA-N 0.000 description 1
- 229960000367 inositol Drugs 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229940055726 pantothenic acid Drugs 0.000 description 1
- 235000019161 pantothenic acid Nutrition 0.000 description 1
- 239000011713 pantothenic acid Substances 0.000 description 1
- 150000008442 polyphenolic compounds Chemical class 0.000 description 1
- 235000013824 polyphenols Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- CDAISMWEOUEBRE-UHFFFAOYSA-N scyllo-inosotol Natural products OC1C(O)C(O)C(O)C(O)C1O CDAISMWEOUEBRE-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Tea And Coffee (AREA)
Abstract
The utility model belongs to the technical field of tea, and particularly relates to a steam enzyme-deactivating device suitable for tea processing. Add back in the material bucket with tealeaves, start the second motor and drive helical blade and rotate, later rethread heating device makes the boiling in the water tank, later steam can get into in the material bucket through the steam pipe, the steam of utilizing the high temperature realizes carrying out the purpose that completes to tealeaves, later restart first motor drives the induced air blade and rotates, the high-speed rotation that utilizes the induced air blade produces wind, and pass through the connecting pipe with wind, during fixed case and transmission pipe insufflate the material bucket, the moisture on stoving tealeaves surface, the practicality of device has been increased.
Description
Technical Field
The utility model belongs to the technical field of tea, and particularly relates to a steam water-removing device suitable for tea processing.
Background
Tea leaves, which generally comprise leaves and buds of tea trees, distinguished tea, cashew, tea, , tea leaves comprise catechin, cholestenone, caffeine, inositol, folic acid and pantothenic acid, and are beneficial to health, tea drinks prepared from the tea leaves are one of three major drinks in the world, are in the quality of leaf leather, are long round or oval, can be directly brewed and drunk by boiled water, are divided into six types according to varieties, manufacturing modes and product shapes, can be divided into spring tea, summer tea, autumn tea and winter tea according to seasons, and can be reprocessed into secondary tea by various kinds of raw tea or refined tea leaves, and the secondary tea drinks comprise scented tea, compressed tea, extracted tea, medicinal health-care tea, tea food, tea-containing drinks and the like.
In the tea processing and manufacturing process, tea needs to be subjected to enzyme deactivation, the oxidase activity in fresh tea is destroyed and passivated at high temperature, and the enzymatic oxidation of tea polyphenol and the like in the fresh tea is inhibited.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a steam enzyme deactivating device suitable for tea processing, which solves the problem that water is easy to remain on the surface of tea during steam enzyme deactivating.
In order to achieve the purpose, the utility model provides the following technical scheme: a steam green removing device suitable for tea processing comprises a bottom plate, wherein a water tank is fixedly mounted on one side of the top of the bottom plate, supporting rods are fixedly mounted on the periphery of the top of the water tank, a material barrel is fixedly mounted at one end of each supporting rod, a second motor is fixedly mounted on one side of the surface of the material barrel, the output end of the second motor is provided with a spiral blade through a rotating shaft, the spiral blade is arranged in the material barrel, a steam pipe is fixedly mounted in the middle of the top of the water tank, one end of the steam pipe is fixedly connected with the two sides of the material barrel, a switch valve is arranged on the surface of the steam pipe, a fixed barrel is fixedly mounted on one side of the surface of the bottom plate, a first motor is fixedly mounted on the other side of the surface of the bottom plate, an induced air blade is arranged on the rotating shaft of the output end of the first motor, and the induced air blade is arranged in the fixed barrel, the top of a fixed cylinder is provided with a fixed box, one side fixed mounting on a fixed cylinder surface has a connecting pipe, and the one end and the fixed pin fixed connection of connecting pipe, the top fixed mounting of fixed box has a transmission pipe, and the one end and the material bucket fixed connection of transmission pipe, the inside of water tank is provided with heating device.
Preferably, the heating device comprises an electric heater, a heating pipe is fixedly mounted inside the water tank, a heating coil is arranged inside the heating pipe, and the heating pipe is provided with a plurality of heating pipes.
Preferably, the top of the material barrel is fixedly provided with a feeding hole, and one side of the top of the feeding hole is movably provided with a movable plate.
Preferably, the inside of fixed case is provided with the filter pulp, and the inside of fixed case is hollow form.
Preferably, a cover plate is arranged on one side of the surface of the material barrel, and a fixing block is fixedly arranged on the surface of the cover plate.
Preferably, an air inlet groove is formed in one side of the surface of the fixed cylinder, the air inlet groove is long-strip-shaped, and a filter screen is arranged inside the air inlet groove.
Preferably, the switch valve and the steam pipe are provided with five groups, and the second motor is a low-speed motor.
Compared with the prior art, the utility model has the beneficial effects that:
add tealeaves in the material bucket through the feed inlet, then start the second motor and drive helical blade and rotate, later rethread heating device makes the boiling in the water tank, later steam can get into in the material bucket through the steam pipe, the steam of utilizing the high temperature realizes carrying out the purpose that completes to tealeaves, later restart first motor drives the induced air blade and rotates, the high-speed rotation that utilizes the induced air blade produces wind, and pass through the connecting pipe with wind, fixed case and transmission pipe blow in the material bucket, the moisture on stoving tealeaves surface, the practicality of device has been increased.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a second perspective view of the present invention;
FIG. 3 is a cross-sectional view of a stationary barrel of the present invention;
FIG. 4 is a cross-sectional view of the water tank of the present invention;
figure 5 is a cross-sectional view of the material barrel of the present invention.
In the figure: 1. a base plate; 2. a water tank; 3. a fixed cylinder; 4. a first motor; 5. a connecting pipe; 6. a fixed box; 7. a conveying pipe; 8. a movable plate; 9. a feed inlet; 10. a material barrel; 11. a cover plate; 12. a support bar; 13. a fixed block; 14. an electric heater; 15. a second motor; 16. opening and closing the valve; 17. a steam pipe; 18. an induced draft blade; 19. an air inlet groove; 20. heating a tube; 21. a helical blade.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides the following technical solutions: a steam water-removing device suitable for tea processing comprises a bottom plate 1, a water tank 2 is fixedly installed on one side of the top of the bottom plate 1, support rods 12 are fixedly installed on the periphery of the top of the water tank 2, a material barrel 10 is fixedly installed at one end of each support rod 12, a second motor 15 is fixedly installed on one side of the surface of the material barrel 10, spiral blades 21 are arranged at the output end of each second motor 15 through a rotating shaft, the spiral blades 21 are arranged inside the material barrel 10, a steam pipe 17 is fixedly installed in the middle of the top of the water tank 2, one end of the steam pipe 17 is fixedly connected with two sides of the material barrel 10, a switch valve 16 is arranged on the surface of the steam pipe 17, a fixed barrel 3 is fixedly installed on one side of the surface of the bottom plate 1, a first motor 4 is fixedly installed on the other side of the surface of the bottom plate 1, an induced air blade 18 is arranged on the rotating shaft of the first motor 4 through the output end, and the induced air blade 18 is arranged inside the fixed barrel 3, the top of a fixed cylinder 3 is provided with a fixed box 6, one side fixed mounting on the surface of the fixed cylinder 3 is provided with a connecting pipe 5, one end of the connecting pipe 5 is fixedly connected with a fixed pin 6, the top of the fixed box 6 is fixedly provided with a transmission pipe 7, one end of the transmission pipe 7 is fixedly connected with a material barrel 10, and a heating device is arranged inside the water tank 2.
Tea leaves are added into a material barrel 10 through a feed port 9, then a second motor 15 is started to drive a spiral blade 21 to rotate, the second motor 15 is a low-speed motor, the phenomenon that the tea leaves are broken due to the fact that the spiral blade 21 rotates at an excessively high speed can be avoided, the protection performance of the device is improved, then a motor heater 14 is started to heat a heating coil inside a heating pipe 20, so that the temperature of water inside a water tank 2 is increased until the water boils to generate water vapor, the water vapor can enter the material barrel 10 through a steam pipe 17, the purpose of enzyme deactivation of the tea leaves is achieved through the high-temperature water vapor, the speed of water boiling can be increased due to the fact that a plurality of heating pipes 20 are arranged, the working efficiency of the device is improved, then the first motor 4 is started to drive an induced draft blade 18 to rotate, and wind is generated through the high-speed rotation of the induced draft blade 18, air is blown into a material barrel 10 through a connecting pipe 5, a fixed box 6 and a transmission pipe 7 to dry moisture on the surface of tea leaves, a feed port 9 is arranged to facilitate the tea leaves to be added into the material barrel 10, a movable plate 8 can be covered to prevent steam from overflowing from the feed port 9 in the steam de-enzyming process, filter cotton in the fixed box 6 can filter air entering the material barrel 10 to prevent the tea leaves from being polluted, an air inlet groove 19 is arranged to facilitate the air to be sucked into the outside, a filter screen arranged in the air inlet groove 19 can filter the air to ensure that the air entering the material barrel 10 does not contain pollutants such as dust, and after the tea leaves are de-enzymed and dried, a cover plate 11 can be opened through a fixed block 13 to facilitate the tea leaves in the material barrel 10 to be taken out, and five groups of switch valves 16 and steam pipes 17 are arranged at the same time, the material barrel 10 can be ensured to be filled with water vapor rapidly, and all the electric equipment in the device is powered by an external power supply.
In an aspect of this embodiment, when using heating device, can come to carry out heat treatment for the heating coil of heating pipe 20 inside through starting electric heater 14 to make the inside water temperature of water tank 2 rise, produce water vapor until the water boils, and because heating pipe 20 is provided with a plurality ofly, so can accelerate the speed of water boiling, be favorable to the work efficiency of hoisting device, and the setting of feed inlet 9 can be convenient for add the inside of material bucket 10 with tealeaves, and in the in-process that steam completes, can also cover fly leaf 8, avoid steam to spill over from feed inlet 9.
In an aspect of this embodiment, and the filter pulp of fixed 6 inside casees then can filter the inside air that gets into material bucket 10, avoids causing the pollution to tealeaves, and the setting of intake groove 19 then can be convenient for the external air of suction, and the filter screen of the inside setting of intake groove 19 then can filter the air moreover to guarantee not to contain pollutants such as dust in the wind that gets into material bucket 10 inside, increased the functionality and the practicality of device.
In an aspect of this embodiment, and after tealeaves is deactivated and is dried, can open apron 11 through fixed block 13 to be convenient for take out the inside tealeaves of material bucket 10, increased the convenience of device, and second motor 15 is the low-speed motor, then can avoid helical blade 21 rotational speed too fast, and make tealeaves broken, increased the protectiveness of device, and be provided with five groups of ooff valves 16 and steam pipe 17 simultaneously, then can guarantee to be full of vapor in the material bucket 10 rapidly.
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 changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. 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 (7)
1. The utility model provides a steam device that completes suitable for tea processing, includes bottom plate (1), its characterized in that: the improved material storage tank is characterized in that a water tank (2) is fixedly mounted on one side of the top of the bottom plate (1), supporting rods (12) are fixedly mounted on the periphery of the top of the water tank (2), a material barrel (10) is fixedly mounted on one end of each supporting rod (12), a second motor (15) is fixedly mounted on one side of the surface of the material barrel (10), the output end of each second motor (15) is provided with a spiral blade (21) through a rotating shaft, the spiral blades (21) are arranged inside the material barrel (10), a steam pipe (17) is fixedly mounted in the middle of the top of the water tank (2), one end of the steam pipe (17) is fixedly connected with two sides of the material barrel (10), a switch valve (16) is arranged on the surface of the steam pipe (17), a fixed cylinder (3) is fixedly mounted on one side of the surface of the bottom plate (1), and a first motor (4) is fixedly mounted on the other side of the surface of the bottom plate (1), first motor (4) are provided with induced air blade (18) through the axis of rotation of output, and induced air blade (18) set up the inside at solid fixed cylinder (3), the top of solid fixed cylinder (3) is provided with fixed case (6), one side fixed mounting on solid fixed cylinder (3) surface has connecting pipe (5), and the one end and the fixed case (6) fixed connection of connecting pipe (5), the top fixed mounting of solid fixed cylinder (6) has transmission pipe (7), and the one end and material bucket (10) fixed connection of transmission pipe (7), the inside of water tank (2) is provided with heating device.
2. The steam de-enzyming device suitable for tea processing according to claim 1, wherein: the heating device comprises an electric heater (14), a heating pipe (20) is fixedly mounted inside the water tank (2), a heating coil is arranged inside the heating pipe (20), and the heating pipe (20) is provided with a plurality of heating coils.
3. The steam de-enzyming device suitable for tea processing according to claim 1, wherein: the top of the material barrel (10) is fixedly provided with a feeding hole (9), and one side of the top of the feeding hole (9) is movably provided with a movable plate (8).
4. The steam de-enzyming device suitable for tea processing according to claim 1, wherein: the filter cotton is arranged inside the fixed box (6), and the fixed box (6) is hollow.
5. The steam de-enzyming device suitable for tea processing according to claim 1, wherein: a cover plate (11) is arranged on one side of the surface of the material barrel (10), and a fixing block (13) is fixedly mounted on the surface of the cover plate (11).
6. The steam de-enzyming device suitable for tea processing according to claim 1, wherein: an air inlet groove (19) is formed in one side of the surface of the fixed cylinder (3), the air inlet groove (19) is in a long strip shape, and a filter screen is arranged inside the air inlet groove (19).
7. The steam de-enzyming device suitable for tea processing according to claim 1, wherein: the switch valve (16) and the steam pipe (17) are provided with five groups, and the second motor (15) is a low-speed motor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220363055.9U CN216853684U (en) | 2022-02-22 | 2022-02-22 | Steam device that completes suitable for tea processing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220363055.9U CN216853684U (en) | 2022-02-22 | 2022-02-22 | Steam device that completes suitable for tea processing |
Publications (1)
Publication Number | Publication Date |
---|---|
CN216853684U true CN216853684U (en) | 2022-07-01 |
Family
ID=82154764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202220363055.9U Expired - Fee Related CN216853684U (en) | 2022-02-22 | 2022-02-22 | Steam device that completes suitable for tea processing |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN216853684U (en) |
-
2022
- 2022-02-22 CN CN202220363055.9U patent/CN216853684U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206238260U (en) | A kind of efficient green-keeping machine for being easy to discharge | |
CN216853684U (en) | Steam device that completes suitable for tea processing | |
CN205912792U (en) | Efficient microwave tea wrap machine | |
CN208382781U (en) | It is a kind of that sufficiently dry drying box can be carried out to packing board | |
CN209449597U (en) | Tea water-removing machine | |
CN210180096U (en) | Heated air circulation formula drying-machine for tea production | |
CN206354328U (en) | The uniform tea-drying device of one kind drying | |
CN216088647U (en) | Fixation device suitable for tea processing | |
CN215422648U (en) | Pepper dryer for agricultural harvesting | |
CN211153635U (en) | Energy-saving green tea hot-air green-removing device | |
CN209693934U (en) | It is a kind of for smearing the steam beating equipment of tea | |
CN210299318U (en) | Tea leaf drying machine | |
CN210538639U (en) | Heating device for tea frying machine | |
CN112013651A (en) | Energy-saving tea processing is with stoving dewatering device | |
CN220018010U (en) | Dewatering device | |
CN218588122U (en) | Tea processing is with evaporating machine of killing | |
CN218942186U (en) | Tea processing is with stirring stir-fry device | |
CN213153758U (en) | Composite heating tea leaf fixation machine | |
CN211129618U (en) | Tea leaf fixation device | |
CN219656495U (en) | Efficient tealeaves drying device | |
CN213187904U (en) | A stoving dust collector for tealeaves is stored | |
CN212806217U (en) | Tea primary processing rapid cooling machine | |
CN216522819U (en) | Drying device of chinese mugwort grass tea | |
CN209846112U (en) | Energy-saving tea processing is with stoving dewatering device | |
CN214903562U (en) | Modified mulberry leaf tea device that completes |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220701 |
|
CF01 | Termination of patent right due to non-payment of annual fee |