CN112403061A - Water environment ecological restoration device - Google Patents
Water environment ecological restoration device Download PDFInfo
- Publication number
- CN112403061A CN112403061A CN202011225302.0A CN202011225302A CN112403061A CN 112403061 A CN112403061 A CN 112403061A CN 202011225302 A CN202011225302 A CN 202011225302A CN 112403061 A CN112403061 A CN 112403061A
- Authority
- CN
- China
- Prior art keywords
- gear
- filter box
- ecological restoration
- restoration device
- water environment
- 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.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 36
- 238000001914 filtration Methods 0.000 claims abstract description 6
- 241000220317 Rosa Species 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 10
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
- B01D29/03—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements self-supporting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
- B01D29/6423—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes with a translational movement with respect to the filtering element
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/88—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices
- B01D29/94—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor having feed or discharge devices for discharging the filter cake, e.g. chutes
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a water environment ecological restoration device, which belongs to the technical field of water environments and comprises a filter box, wherein a supporting mechanism is arranged at the bottom end of the filter box, a chain is sleeved on a first gear, a third gear is meshed at the bottom side of a second gear, a fixed column is fixedly connected to the front side of the chain, a sliding block is sleeved on the fixed column, and the sliding block is slidably clamped in a clamping groove of a guide plate; the guide plate can be driven by being provided with the motor, the gear III, the gear II, the gear I, the supporting shaft, the chain, the fixing column and the sliding block to move leftwards and rightwards in a reciprocating mode, the brush can be further driven to move leftwards and rightwards in a reciprocating mode, water falling into the filter box can be filtered through the filter plate, impurities staying on the upper side of the filter plate are swept to the left side and the right side through the brush to enter the impurities into the collecting tank through the discharge hole, discharged or input water can be filtered, the filtering efficiency is high, and the restoration of a water environment is facilitated.
Description
Technical Field
The invention relates to the technical field of water environment, in particular to a water environment ecological restoration device.
Background
Due to the increasingly enlarged cities and the rapid development of industry and agriculture, the pollution of water environment is increasingly serious, and at present, partial river reach and lakes in cities and towns are greatly influenced by human activities and easily cause pollution. The water contains impurities such as plastic bags and the like which are difficult to degrade, and the water is not filtered and repaired when the existing water is discharged or input, so that the impurities such as the plastic bags and the like stay in the water for a long time, and the water pollution is increasingly serious, so that a water environment ecological restoration device used when the water is discharged or input is urgently needed.
Disclosure of Invention
The invention aims to provide a water environment ecological restoration device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a water environment ecological restoration device comprises a filter box, wherein a supporting mechanism is arranged at the bottom end of the filter box, a first gear is arranged on the left side and the right side of the front side of the upper end of the filter box respectively through a supporting shaft, a chain is sleeved on the first gear in a meshing manner, a second gear is fixedly sleeved on the supporting shaft on the rear side of the first gear on the right side, a third gear is meshed on the bottom side of the second gear in a meshing manner, a first rotating shaft is fixedly connected to the bottom end of the third gear, the bottom end of the first rotating shaft is fixedly connected with the output end of a motor, the motor is fixedly arranged on the front side of the filter box, a fixed column is fixedly connected to the front side of the chain in a sleeved manner, a sliding block is sleeved on the fixed column and is slidably clamped in a clamping groove of a guide plate, a supporting rod is fixedly arranged on the upper portion of the rear side of the, the bottom side of the support rod is fixedly connected with a connecting rod, the bottom end of the connecting rod is fixedly connected with a brush, the bottom sides of the left and right side enclosing plates of the filter box are provided with discharge holes, the outer sides of the discharge holes of the filter box are correspondingly provided with collecting grooves, filter holes are formed in the collecting grooves, and filter plates are arranged on the bottom sides of the filter box.
As a further scheme of the invention: and baffle plates are hinged in the discharge holes at the bottom sides of the enclosing plates at the left side and the right side of the filter box.
As a further scheme of the invention: an anti-falling block is fixedly sleeved on the supporting rod and is in sliding clamping connection with the first guide groove.
As a further scheme of the invention: the bottom side of deflector rear end is fixed and is equipped with the support column, the rose box front side is equipped with guide way two, the rear end slip joint of support column is in guide way two.
As a further scheme of the invention: the rear side in the filter box is provided with a supporting groove, and the rear end of the supporting rod is slidably supported in the rear supporting groove in the filter box.
As a further scheme of the invention: the supporting mechanism comprises a loop bar, the four corners of the bottom end of the filter box are respectively fixedly provided with the loop bar, the bottom end of the loop bar is inserted with an inner bar in a sliding manner, the inner bar is provided with a plurality of positioning holes, the loop bar is provided with a plurality of positioning holes, and the positioning bolts respectively penetrate through the positioning holes of the loop bar and penetrate through the positioning holes of the inner bar.
As a further scheme of the invention: the number of the positioning holes on the loop bar is two, and the number of the corresponding positioning bolts is also two.
As a further scheme of the invention: the bottom of interior pole is fixedly connected with mounting panel respectively, just be equipped with the mounting hole on the mounting panel.
Compared with the prior art, the invention has the beneficial effects that: reciprocating motion about the deflector carries out, the deflector can further drive reciprocating motion about the bracing piece carries out, the bracing piece further drives the brush through the connecting rod and carries out reciprocating motion about, can be to falling into through the filter water in the rose box filters for impurity filtration such as plastic bag stops in the filter upside, will through reciprocating motion about the brush impurity that the filter upside stops is swept to both sides about, thereby passes through the relief hole with impurity and gets into in the collecting vat, collect through the collecting vat, thereby can filter the water of discharge or input, and can not cause the jam of filter, filtration efficiency is high, does benefit to the restoration of water environment.
Drawings
Fig. 1 is a schematic structural diagram of an ecological restoration device for water environment.
Fig. 2 is a left side view of the inside and outside of a filter box in the water environment ecological restoration device.
Fig. 3 is a partial enlarged view of a part a of the water environment ecological restoration device.
Notations for reference numerals: 1-a filter box, 2-loop bars, 3-inner bars, 4-positioning bolts, 5-a mounting plate, 6-a mounting hole, 7-a collecting tank, 8-a first gear, 9-a supporting shaft, 10-a chain, 11-a second gear, 12-a third gear, 13-a motor, 14-a fixed column, 15-a sliding block, 16-a guide plate, 17-a supporting rod, 18-an anti-falling block, 19-a connecting rod, 20-a brush, 21-a supporting column, 22-a baffle, 23-a filter plate, 24-a first guide groove and 25-a second guide groove.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1-3, a water environment ecological restoration device comprises a filter box 1, a support mechanism is arranged at the bottom end of the filter box 1, a first gear 8 is respectively arranged at the left side and the right side of the front side of the upper end of the filter box 1 through a support shaft 9, a chain 10 is sleeved on the first gear 8 in a meshing manner, a second gear 11 is fixedly sleeved on the support shaft 9 at the rear side of the first gear 8 at the right side, a third gear 12 is meshed at the bottom side of the second gear 11, a first rotating shaft is fixedly connected at the bottom end of the third gear 12, the bottom end of the first rotating shaft is fixedly connected with the output end of a motor 13, the motor 13 is fixedly arranged at the front side of the filter box 1, a fixed column 14 is fixedly connected at the front side of the chain 10, a sliding block 15 is sleeved on the fixed column 14, the sliding block 15 is slidably clamped in a clamping groove of a guide plate, the improved filter box is characterized in that a first guide groove 24 is formed in the upper side of the filter box 1, the supporting rod 17 penetrates through the first guide groove 24 in a sliding mode and is inserted into the filter box 1, a connecting rod 19 is fixedly connected to the bottom side of the supporting rod 17, a brush 20 is fixedly connected to the bottom end of the connecting rod 19, discharge holes are formed in the bottom sides of the enclosing plates on the left side and the right side of the filter box 1, a collecting groove 7 is correspondingly formed in the outer side of each discharge hole of the filter box 1, filter holes are formed in the collecting groove 7, and a filter plate 23 is arranged.
In this embodiment, the baffle 22 is hinged in the discharge hole on the bottom side of the enclosing plates on the left and right sides of the filter box 1, and the baffle 22 can separate the filtered water, so that the unfiltered water can be reduced to pass through the discharge hole.
In this embodiment, the support rod 17 is fixedly sleeved with an anti-falling block 18, the anti-falling block 18 is slidably clamped in the first guide groove 24, and the anti-falling block 18 is arranged to prevent the support rod 17 from slipping.
In this embodiment, a supporting groove is formed at the rear side of the inside of the filtering box 1, and the rear end of the supporting rod 17 is slidably supported in the supporting groove at the rear side of the inside of the filtering box 1, so that the supporting rod 17 can be supported, and the brush 20 can be kept stable.
In this embodiment, the supporting mechanism includes a loop bar 2, the loop bar 2 is fixedly arranged at four corners of the bottom end of the filter box 1, an inner rod 3 is slidably inserted into the bottom end of the loop bar 2, a plurality of positioning holes are formed in the inner rod 3, a plurality of positioning holes are formed in the loop bar 2, and the positioning bolts 4 respectively penetrate through the positioning holes of the loop bar 2 and penetrate through the positioning holes of the inner rod 3; the height of the filter box 1 can be adjusted by arranging the positioning bolt 4 and the positioning hole, so that the use is convenient.
In this embodiment, the number of the positioning holes on the loop bar 2 is two, and the number of the corresponding positioning bolts 4 is also two, so that the connection between the loop bar 2 and the inner bar 3 is more stable by providing two positioning bolts 4.
In this embodiment, the bottom of interior pole 3 is fixedly connected with mounting panel 5 respectively, just be equipped with mounting hole 6 on the mounting panel 5, be convenient for install fixedly this device through being equipped with mounting panel 5 and mounting hole 6.
The working principle of the embodiment is as follows: when in use, the device is convenient to mount and fix by arranging the mounting plate 5 and the mounting hole 6, and the height of the filter box 1 can be adjusted by arranging the positioning bolt 4 and the positioning hole, so that the use is convenient; the device is arranged at a water outlet or a water inlet, then a motor 13 is started, the motor 13 drives a gear three 12 to rotate, the gear three 12 can further drive a supporting shaft 9 to rotate by being meshed with a gear two 11, the supporting shaft 9 further drives a gear one 8 to rotate, the gear one 8 can simultaneously drive two gear one 8 to rotate by being meshed with a chain 10, the chain 10 rotates further drives a fixed column 14 to rotate, the fixed column 14 further drives a sliding block 15 to slide in a clamping groove of a guide plate 16, so that the guide plate 16 can be further driven to reciprocate left and right by the sliding block 15, the guide plate 16 further can drive a supporting rod 17 to reciprocate left and right, the supporting rod 17 further drives a hairbrush 20 to reciprocate left and right by a connecting rod 19, water falling into the filter box 1 can be filtered by a filter plate 23, make impurity such as plastic bag filter and stop in filter 23 upside, through brush 20 about reciprocating motion with the impurity that filter 23 upside stops is swept to left and right sides to with impurity through the relief hole get into in the collecting vat 7, collect through collecting vat 7.
Example 2
Referring to fig. 1 to 3, this embodiment is a further optimization based on embodiment 1, specifically, a support column 21 is fixedly disposed on a bottom side of a rear end of the guide plate 16, a guide groove two 25 is disposed on a front side of the filter box 1, a rear end of the support column 21 is slidably engaged in the guide groove two 25, and the guide plate 16 can be supported by the support column 21 and the guide groove two 25, so that the guide plate 16 can be kept stable.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. A water environment ecological restoration device comprises a filter box (1), wherein a supporting mechanism is arranged at the bottom end of the filter box (1), and is characterized in that a first gear (8) is respectively arranged on the left side and the right side of the front side of the upper end of the filter box (1) through a supporting shaft (9), a chain (10) is sleeved on the first gear (8) in a meshing manner, a second gear (11) is fixedly sleeved on the supporting shaft (9) on the rear side of the first gear (8) on the right side, a third gear (12) is meshed on the bottom side of the second gear (11), a first rotating shaft is fixedly connected with the bottom end of the third gear (12), the bottom end of the first rotating shaft is fixedly connected with the output end of a motor (13), the motor (13) is fixedly arranged on the front side of the filter box (1), a fixed column (14) is fixedly connected with the front side of the chain (10), and a sliding block, slider (15) slip joint is in the joint groove of deflector (16), the fixed bracing piece (17) that is equipped with in rear side upper portion of deflector (16), rose box (1) upside is equipped with guide way (24), bracing piece (17) slide and pass guide way (24) and alternate in rose box (1), the bottom side fixedly connected with connecting rod (19) of bracing piece (17), the bottom fixedly connected with brush (20) of connecting rod (19), the bottom side of the left and right sides bounding wall of rose box (1) is equipped with the relief hole, just the outside correspondence of the relief hole of rose box (1) is equipped with relief hole (7), be equipped with the filtration pore on collecting vat (7), rose box (1) bottom side is equipped with filter (23).
2. The aquatic environment ecological restoration device according to claim 1, wherein a baffle (22) is hinged in the discharge hole at the bottom side of the enclosing plates at the left and right sides of the filter box (1).
3. The ecological restoration device for water environment according to claim 1, wherein the support rod (17) is fixedly sleeved with an anti-drop block (18), and the anti-drop block (18) is slidably clamped in the first guide groove (24).
4. The aquatic environment ecological restoration device according to claim 1, wherein a support column (21) is fixedly arranged at the bottom side of the rear end of the guide plate (16), a second guide groove (25) is arranged at the front side of the filter box (1), and the rear end of the support column (21) is slidably clamped in the second guide groove (25).
5. The ecological restoration device for water environment according to claim 1, wherein a support groove is arranged at the rear side in the filter box (1), and the rear end of the support rod (17) is slidably supported in the support groove at the rear side in the filter box (1).
6. The ecological restoration device for the water environment according to claim 1, wherein the support mechanism comprises a loop bar (2), the loop bar (2) is fixedly arranged at four corners of the bottom end of the filter box (1), an inner bar (3) is slidably inserted into the bottom end of the loop bar (2), a plurality of positioning holes are formed in the inner bar (3), a plurality of positioning holes are formed in the loop bar (2), and the positioning bolts (4) respectively penetrate through the positioning holes of the loop bar (2) and penetrate through the positioning holes of the inner bar (3).
7. The ecological restoration device for water environment according to claim 6, wherein the number of the positioning holes on the loop bar (2) is two, and the number of the corresponding positioning bolts (4) is also two.
8. The ecological restoration device for water environment according to claim 6, wherein the bottom ends of the inner rods (3) are fixedly connected with mounting plates (5), and the mounting plates (5) are provided with mounting holes (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011225302.0A CN112403061A (en) | 2020-11-05 | 2020-11-05 | Water environment ecological restoration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011225302.0A CN112403061A (en) | 2020-11-05 | 2020-11-05 | Water environment ecological restoration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112403061A true CN112403061A (en) | 2021-02-26 |
Family
ID=74827576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011225302.0A Pending CN112403061A (en) | 2020-11-05 | 2020-11-05 | Water environment ecological restoration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112403061A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1128320A (en) * | 1997-07-10 | 1999-02-02 | Keiichi Ozawa | Solid-liquid separation treatment device |
| US6494167B1 (en) * | 2001-06-26 | 2002-12-17 | 625606 B.C. Ltd. | Solid and liquid separation device |
| CN107185298A (en) * | 2017-07-16 | 2017-09-22 | 江苏广盛源科技发展有限公司 | A kind of sewage recovery reutilization device |
| CN107362588A (en) * | 2017-09-01 | 2017-11-21 | 黄河水利委员会黄河机械厂 | Portable oil water separator |
| CN208711241U (en) * | 2018-07-25 | 2019-04-09 | 蒙学伟 | A kind of hydraulic engineering filter device |
| CN109847448A (en) * | 2019-01-22 | 2019-06-07 | 丹阳广丰光学器材有限公司 | A kind of optical glass lens water-base cleaning liquid recycling filter device |
| CN210114872U (en) * | 2019-05-07 | 2020-02-28 | 湖州绿华环保科技有限公司 | A sewage filter equipment for among environmental protection engineering |
| CN211273707U (en) * | 2019-05-27 | 2020-08-18 | 杨进 | Self-cleaning sewage filtering device for environmental protection |
-
2020
- 2020-11-05 CN CN202011225302.0A patent/CN112403061A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1128320A (en) * | 1997-07-10 | 1999-02-02 | Keiichi Ozawa | Solid-liquid separation treatment device |
| US6494167B1 (en) * | 2001-06-26 | 2002-12-17 | 625606 B.C. Ltd. | Solid and liquid separation device |
| CN107185298A (en) * | 2017-07-16 | 2017-09-22 | 江苏广盛源科技发展有限公司 | A kind of sewage recovery reutilization device |
| CN107362588A (en) * | 2017-09-01 | 2017-11-21 | 黄河水利委员会黄河机械厂 | Portable oil water separator |
| CN208711241U (en) * | 2018-07-25 | 2019-04-09 | 蒙学伟 | A kind of hydraulic engineering filter device |
| CN109847448A (en) * | 2019-01-22 | 2019-06-07 | 丹阳广丰光学器材有限公司 | A kind of optical glass lens water-base cleaning liquid recycling filter device |
| CN210114872U (en) * | 2019-05-07 | 2020-02-28 | 湖州绿华环保科技有限公司 | A sewage filter equipment for among environmental protection engineering |
| CN211273707U (en) * | 2019-05-27 | 2020-08-18 | 杨进 | Self-cleaning sewage filtering device for environmental protection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214209639U (en) | Water treatment circulating device | |
| CN210543617U (en) | Waste liquid separator is used in stainless steel production | |
| CN209576002U (en) | A kind of component cleaning equipment of water conservation | |
| CN112403061A (en) | Water environment ecological restoration device | |
| CN213527604U (en) | River administers and uses sewage treatment plant with filtering mechanism | |
| CN217391694U (en) | Fishery is bred and is used sewage treatment plant | |
| CN114101050B (en) | Material screening plant for construction | |
| CN214159609U (en) | Lubricating oil production device capable of efficiently filtering impurities | |
| CN211885591U (en) | Coarse screening device for production of oil filter | |
| CN112047435B (en) | Curtain type sewage treatment equipment and using method thereof | |
| CN211027097U (en) | Impurity removing equipment for rice processing | |
| CN210078992U (en) | Sewage removing and impurity removing device for sewage pool of chemical plant | |
| CN113909746A (en) | Welding device with cooling function for steel plate machining and using method of welding device | |
| CN220237883U (en) | Printing ink processing high-efficient filter equipment | |
| CN108619807B (en) | Radial flow type long-bag low-pressure pulse bag type dust collector | |
| CN214634388U (en) | Multistage full-automatic control sewage filter device | |
| CN216571837U (en) | High-efficient purifying pond of water treatment | |
| CN113830927B (en) | Sewage treatment system | |
| CN217450180U (en) | A medicine synthesizer for weight-reducing medicine makes | |
| CN210892035U (en) | Fresh air filter box replacing device for clean room | |
| CN112023489A (en) | Bag type filtering equipment and using method thereof | |
| CN219454241U (en) | Filter screen for air conditioner air port | |
| CN219440816U (en) | Domestic sewage quick purification device | |
| CN213790192U (en) | Filter equipment with multistage filtering mechanism for sewage treatment | |
| CN214936526U (en) | Waste water purification device is used in dacron cloth production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210226 |
|
| RJ01 | Rejection of invention patent application after publication |