CN112028233A - Solar-assisted aeration activated sludge tank - Google Patents
Solar-assisted aeration activated sludge tank Download PDFInfo
- Publication number
- CN112028233A CN112028233A CN202010899704.2A CN202010899704A CN112028233A CN 112028233 A CN112028233 A CN 112028233A CN 202010899704 A CN202010899704 A CN 202010899704A CN 112028233 A CN112028233 A CN 112028233A
- Authority
- CN
- China
- Prior art keywords
- aeration
- solar
- tank
- activated sludge
- pipeline
- 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
- 238000005273 aeration Methods 0.000 title claims abstract description 90
- 239000010802 sludge Substances 0.000 title claims abstract description 48
- 238000004062 sedimentation Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000010865 sewage Substances 0.000 abstract description 9
- 238000009434 installation Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 239000010815 organic waste Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000000813 microbial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/009—Apparatus with independent power supply, e.g. solar cells, windpower or fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Abstract
The invention relates to the technical field of sewage treatment, and discloses a solar auxiliary aeration activated sludge tank which comprises an aeration tank, wherein a sedimentation tank is arranged on the left side of the aeration tank, a water inlet is formed in the right side wall of the aeration tank, an electric room is arranged above the sedimentation tank, a sludge pump is connected to a pipeline at the bottom of the sedimentation tank, a water outlet is formed in the left side of the sedimentation tank, a storage battery is arranged in the electric room, an electrode of the storage battery is connected with a control circuit, an installation support is arranged on the upper portion of the aeration tank, a solar aeration pile is fixedly connected to a node of the installation support, and a floating plate is arranged on the upper portion of the. This aeration activated sludge basin is assisted to solar energy through solar panel to the power supply of solar energy aeration stake, drives inside motor and drives the rotation of half gear, and the catch bar is lifted to the periodicity, realizes the emergency return, can effectively destroy the deposit at the activated sludge surface boundary layer that forms of sludge impoundment bottom, and every aeration stake independently is equipped with solar panel simultaneously, realizes aeration operation unitization, and is intelligent.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a solar auxiliary aeration activated sludge tank.
Background
Along with the improvement of living standard of people, the attention of people to environmental pollution is higher and higher, and the treatment of domestic sewage as a part of environmental treatment is highly paid by people all the time, wherein, the biological treatment method is considered as the most effective and the most environmental-friendly treatment mode, most sewage treatment plants adopt the mode to treat the domestic sewage, in the biological treatment method, in order to fully degrade a large amount of organic wastes in the domestic sewage, the activated sludge method is often adopted to treat the waste water, the activated sludge method is a type of aerobic treatment method for treating the organic sewage by using suspended growth microbial floc, complex microorganisms in the activated sludge and organic nutrients in the waste water form a complex food chain, so that the organic wastes in the waste water are discharged after being degraded, secondary pollution is not caused, and in order to accelerate the propagation speed of aerobic microorganisms, the sludge treatment efficiency is improved, the aeration mode is usually adopted to improve the Sludge Density Index (SDI) and Mixed Liquid Suspended Solids (MLSS) of the sludge tank, but the existing large-scale aeration tank adopts a high-power air pump to inflate the sludge tank.
However, the air pump can only supply oxygen to pump air continuously, the effect of stirring pool water is not good, the air pump can pump air continuously and hardly damage the boundary layer due to the laminar boundary layer formed on the surface of the activated sludge deposited at the bottom of the sludge pool, the activated sludge on the pool bottom and the pool wall can be deposited continuously, the treatment efficiency is seriously influenced, and the energy consumption is increased and the energy consumption is not paid for when the pump air depth is increased to forcibly stir the sludge at the pool bottom.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a solar auxiliary aeration activated sludge tank which can aerate the inside of the sludge tank and simultaneously destroy a boundary layer formed on the surface of activated sludge deposited at the bottom of the sludge tank at a lower cost, thereby solving the problem that the existing continuous air pumping device has poor effect of stirring tank water.
(II) technical scheme
In order to realize the aim of destroying the boundary layer formed on the surface of the activated sludge deposited at the bottom of the sludge tank at lower cost, the invention provides the following technical scheme: a solar-assisted aeration activated sludge tank comprises an aeration tank, wherein a sedimentation tank is arranged on the left side of the aeration tank, a water inlet is formed in the right side wall of the aeration tank, an electric room is arranged above the sedimentation tank, a sludge pump is connected to a bottom pipeline of the sedimentation tank, a water outlet is formed in the left side of the sedimentation tank, a storage battery is arranged in the electric room, an electrode of the storage battery is connected with a control circuit, an installation support is arranged on the upper portion of the aeration tank, a solar aeration pile is fixedly connected to a node of the installation support, a floating plate is arranged on the upper portion of the solar aeration pile, a solar panel is fixedly connected to the upper portion of the floating plate, an aeration head is arranged at the bottom of the solar aeration pile, a piston is arranged in the solar aeration pile, an air inlet pipeline is arranged on the left side of the piston, and an aeration pipeline is fixedly connected to the connection, the upper portion fixedly connected with catch bar of piston, the top fixedly connected with spring of catch bar, the right side of catch bar is provided with the semi-gear.
Preferably, the control circuit is connected to wires connected to the solar panel within the mounting bracket.
Preferably, the support for fixing the solar panel on the solar aeration pile is fixed with the node on the mounting support, and a movable wiring and waterproof device convenient to detach is reserved at the fixed position of the support.
Preferably, the upper end of the air inlet pipeline extends out of the floating plate, the head part of the air inlet pipeline is provided with a rainproof shed, the lower part of the air inlet pipeline is internally provided with a one-way valve which can only realize one-way air inlet, and the lower end of the air inlet pipeline is connected with the aeration pipeline.
Preferably, the aeration pipeline is provided with a plurality of branch pipes connected with the aeration head, and a one-way valve which can only perform one-way aeration is arranged in each branch pipe.
Preferably, a spur rack is arranged on the right side of the push rod.
Preferably, the half gear is coupled with a driving motor, and only part of the gear of the half gear is matched with the straight teeth arranged on the push rod.
(III) advantageous effects
Compared with the prior art, the invention provides a solar auxiliary aeration activated sludge tank, which has the following beneficial effects:
1. this aeration activated sludge basin is assisted to solar energy through solar panel to the power supply of solar energy aeration stake, drives inside motor and drives the rotation of half gear, periodically lifts the catch bar, rebounds rapidly under spring force again, realizes the snap-back, can effectively destroy the deposit at the boundary layer of the activated sludge surface formation of sludge impoundment bottom.
2. This aeration activated sludge basin is assisted to solar energy through independently setting up solar energy aeration equipment with the form of aeration stake, and every aeration stake is independently equipped with solar panel, and the structure is more nimble, can set up aeration stake figure according to aeration tank size, also utilizes the kickboard to float solar energy aeration stake and sets up at open aeration tank liquid level, realizes aeration operation unitization, and is intelligent.
3. The solar auxiliary aeration activated sludge tank utilizes renewable energy sources to assist aeration, so that the sewage treatment process is more environment-friendly, secondary pollution caused by sewage treatment equipment is reduced to the maximum extent, and the solar auxiliary aeration activated sludge tank is more environment-friendly.
Drawings
FIG. 1 is a schematic view of the structure of a sludge tank according to the present invention;
FIG. 2 is a schematic structural view of a solar aeration pile according to the present invention;
FIG. 3 is a schematic view of the gas path structure of the present invention;
FIG. 4 is a schematic diagram of a pushing structure of the present invention.
In the figure: 1. an aeration tank; 2. a sedimentation tank; 3. a water inlet; 4. an electric room; 5. a sludge pump; 6. a water outlet; 7. a storage battery; 8. a control circuit; 9. mounting a bracket; 10. a solar aeration pile; 11. a floating plate; 12. a solar panel; 13. an aeration head; 14. a piston; 15. an air intake duct; 16. an aeration pipe; 17. a push rod; 18. a spring; 19. a half gear.
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. 1-4, a solar auxiliary aeration activated sludge tank comprises an aeration tank 1, a sedimentation tank 2 is arranged on the left side of the aeration tank 1, a water inlet 3 is arranged on the right side wall of the aeration tank 1, an electric room 4 is arranged above the sedimentation tank 2, a sludge pump 5 is connected to the bottom pipeline of the sedimentation tank 2, a water outlet 6 is arranged on the left side of the sedimentation tank 2, a storage battery 7 is arranged inside the electric room 4, the electrode of the storage battery 7 is connected with a control circuit 8, a mounting bracket 9 is arranged on the upper portion of the aeration tank 1, the control circuit 8 is connected with an electric wire connected to a solar panel 12 in the mounting bracket 9, a solar aeration pile 10 is fixedly connected to the node of the mounting bracket 9, a floating plate 11 is arranged on the upper portion of the solar aeration pile 10, a solar panel 12 is fixedly connected to the upper portion of the floating plate 11, the bracket for fixing the solar panel 12 on, the fixed position of the solar aeration pile is provided with a movable wiring and waterproof device which is convenient to disassemble, the bottom of the solar aeration pile 10 is provided with an aeration head 13, a piston 14 is arranged inside the solar aeration pile 10, the left side of the piston 14 is provided with an air inlet pipeline 15, the joint of the lower part of the piston 14 and the air inlet pipeline 15 is fixedly connected with an aeration pipeline 16, the aeration pipeline 16 is provided with a plurality of branch pipes which are connected with the aeration head 13, each branch pipe is internally provided with a one-way valve which can only perform one-way aeration, the upper end of the air inlet pipeline 15 extends out of a floating plate 11, the head part is provided with a rain-proof shed, the lower end of the lower part is internally provided with a one-way valve which can only perform one-way air inlet, the upper part of the piston 14 is fixedly connected with a push rod 17, the right side of the push rod 17 is provided with, only part of the gear is engaged with the spur teeth provided on the push rod 17.
The working principle is that the solar auxiliary aeration activated sludge tank is characterized in that a control circuit 8 is connected with a wire connected with a solar panel 12 in a mounting bracket 9, a solar aeration pile 10 is fixedly connected with a node of the mounting bracket 9, when the sun is sunny, the solar panel 12 supplies power to the solar aeration pile 10 to drive an internal motor to drive a half gear 19 to rotate, only part of the half gear 19 is provided with teeth matched with straight teeth arranged on a push rod 17, the top of the push rod 17 is fixedly connected with a spring 18, the half gear 19 rotates to lift the push rod 17 periodically and rebounds rapidly under the elasticity of the spring 18 to realize intermittence and periodically push a piston 14, an air inlet pipeline 15 is arranged on the left side of the piston 14, an aeration pipeline 16 is fixedly connected at the joint of the lower part of the piston 14 and the air inlet pipeline 15, the aeration pipeline 16 is provided with a plurality of branch pipes connected with an aeration head 13, and the piston 14 intermittently blows air to the bottom, bottom activated sludge is agitated while oxygen is supplied to the tank.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a solar energy auxiliary aeration activated sludge pond, includes aeration tank (1), its characterized in that: the aeration tank is characterized in that a sedimentation tank (2) is arranged on the left side of the aeration tank (1), a water inlet (3) is arranged on the right side wall of the aeration tank (1), an electric room (4) is arranged above the sedimentation tank (2), a sludge pump (5) is connected to a bottom pipeline of the sedimentation tank (2), a water outlet (6) is arranged on the left side of the sedimentation tank (2), a storage battery (7) is arranged inside the electric room (4), a control circuit (8) is connected to an electrode of the storage battery (7), a mounting bracket (9) is arranged on the upper portion of the aeration tank (1), a solar aeration pile (10) is fixedly connected to a node of the mounting bracket (9), a floating plate (11) is arranged on the upper portion of the solar aeration pile (10), a solar panel (12) is fixedly connected to the upper portion of the floating plate (11), and an aeration head (13) is arranged at the bottom of the, the solar energy aeration pile is characterized in that a piston (14) is arranged inside the solar energy aeration pile (10), an air inlet pipeline (15) is arranged on the left side of the piston (14), an aeration pipeline (16) is fixedly connected to the joint of the lower portion of the piston (14) and the air inlet pipeline (15), a push rod (17) is fixedly connected to the upper portion of the piston (14), a spring (18) is fixedly connected to the top of the push rod (17), and a half gear (19) is arranged on the right side of the push rod (17).
2. The solar assisted aerated activated sludge basin of claim 1 wherein: the control circuit (8) is connected with wires connected to the solar panel (12) in the mounting bracket (9).
3. The solar assisted aerated activated sludge basin of claim 1 wherein: the solar aeration pile (10) is characterized in that a support for fixing the solar panel (12) is fixed with a node on the mounting support (9), and a movable wiring and waterproof device convenient to detach is reserved at the fixed position of the support.
4. The solar assisted aerated activated sludge basin of claim 1 wherein: the upper end of the air inlet pipeline (15) extends out of the floating plate (11), the head part is provided with a rainproof shed, the lower part of the air inlet pipeline is internally provided with a one-way valve which can only realize one-way air inlet, and the lower end of the air inlet pipeline is connected with the aeration pipeline (16).
5. The solar assisted aerated activated sludge basin of claim 1 wherein: the aeration pipeline (16) is provided with a plurality of branch pipes connected with the aeration head (13), and each branch pipe is internally provided with a one-way valve which can only perform one-way aeration.
6. The solar assisted aerated activated sludge basin of claim 1 wherein: the right side of the push rod (17) is provided with a spur rack.
7. The solar assisted aerated activated sludge basin of claim 1 wherein: the half gear (19) is coupled with a driving motor, and only part of the gear of the half gear is matched with straight teeth arranged on the push rod (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010899704.2A CN112028233A (en) | 2020-08-31 | 2020-08-31 | Solar-assisted aeration activated sludge tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010899704.2A CN112028233A (en) | 2020-08-31 | 2020-08-31 | Solar-assisted aeration activated sludge tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112028233A true CN112028233A (en) | 2020-12-04 |
Family
ID=73587473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010899704.2A Pending CN112028233A (en) | 2020-08-31 | 2020-08-31 | Solar-assisted aeration activated sludge tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112028233A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113929208A (en) * | 2021-11-11 | 2022-01-14 | 广东惠科环保科技有限公司 | Stage type circulating biochemical aeration process applied to water treatment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87105135A (en) * | 1986-06-13 | 1988-03-09 | 赖因哈德V·诺登斯克约尔德 | Biological Treatment of Wastewater method and the used device of this method of enforcement |
| JP2001321790A (en) * | 2000-05-16 | 2001-11-20 | Akashi Denki Kk | River cleaning method |
| CN206051669U (en) * | 2016-08-30 | 2017-03-29 | 上海东诚环保科技有限公司 | A kind of water treatment aeration device |
| CN207973640U (en) * | 2017-12-29 | 2018-10-16 | 浙江天汇环保工程有限公司 | A kind of buried under earth type sewage integrated treatment unit |
| CN208135948U (en) * | 2018-02-02 | 2018-11-23 | 青岛世创环境工程有限公司 | A kind of check device of micro-hole aerator |
| CN109020105A (en) * | 2018-10-23 | 2018-12-18 | 刘振 | A kind of nonactive sludge integrated sewage treatment device |
| CN210496044U (en) * | 2019-06-11 | 2020-05-12 | 绍兴讯飞自动化设备有限公司 | Agitating unit is used in cosmetics production |
-
2020
- 2020-08-31 CN CN202010899704.2A patent/CN112028233A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87105135A (en) * | 1986-06-13 | 1988-03-09 | 赖因哈德V·诺登斯克约尔德 | Biological Treatment of Wastewater method and the used device of this method of enforcement |
| JP2001321790A (en) * | 2000-05-16 | 2001-11-20 | Akashi Denki Kk | River cleaning method |
| CN206051669U (en) * | 2016-08-30 | 2017-03-29 | 上海东诚环保科技有限公司 | A kind of water treatment aeration device |
| CN207973640U (en) * | 2017-12-29 | 2018-10-16 | 浙江天汇环保工程有限公司 | A kind of buried under earth type sewage integrated treatment unit |
| CN208135948U (en) * | 2018-02-02 | 2018-11-23 | 青岛世创环境工程有限公司 | A kind of check device of micro-hole aerator |
| CN109020105A (en) * | 2018-10-23 | 2018-12-18 | 刘振 | A kind of nonactive sludge integrated sewage treatment device |
| CN210496044U (en) * | 2019-06-11 | 2020-05-12 | 绍兴讯飞自动化设备有限公司 | Agitating unit is used in cosmetics production |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113929208A (en) * | 2021-11-11 | 2022-01-14 | 广东惠科环保科技有限公司 | Stage type circulating biochemical aeration process applied to water treatment |
| CN113929208B (en) * | 2021-11-11 | 2023-04-07 | 广东惠科环保科技有限公司 | Stage type circulating biochemical aeration process applied to water treatment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101928095B (en) | Distributed domestic sewage treatment method | |
| CN102092865A (en) | Integrated buoy type solar driven stream-making aerator and water body in-situ remediation method | |
| CN204625422U (en) | A kind of Sewage treatment systems | |
| CN201512458U (en) | Solar rural domestic sewage treatment system | |
| CN102167472B (en) | Combined type MBR (membrane bioreactor) sewage treating and recycling device for offshore platform | |
| CN103395875A (en) | Active sludge surface type gas stripping micro power reflux apparatus | |
| CN112028233A (en) | Solar-assisted aeration activated sludge tank | |
| CN110790451A (en) | Black odorous water treatment system and method for treating black odorous water by using same | |
| CN101028955A (en) | Method and apparatus for treating polybasic micro-power cultured manure water | |
| CN1354144A (en) | Energy-saving underground embedded urban sewage treatment process | |
| CN206033377U (en) | Low -energy -consumption sewage treatment device | |
| CN219363393U (en) | Septic tank with unpowered aeration | |
| GB2619123A (en) | Integrated inverted A2/O-GDMBR based on external electric field for village sewage treatment device and method | |
| CN2818472Y (en) | In situ composite reaction treater for domestic and fecal sewage | |
| CN210237255U (en) | Movable oxygen supply device for closed water area | |
| CN204824547U (en) | Float formula river course purifier | |
| CN207313222U (en) | A kind of intermittent aerating circular form biochemical reactor | |
| CN207330676U (en) | Sewage treatment unit | |
| CN206173095U (en) | Solar energy sewage treatment device | |
| CN201094224Y (en) | Solar energy micropower micro-bubble generating device | |
| CN111536052A (en) | A buoyant raft formula solar energy water lifting device for breeding tail water treatment | |
| CN213202755U (en) | Novel micro-power sewage treatment device | |
| CN220000458U (en) | Direct-current circulating water culture system utilizing photovoltaic power generation | |
| CN218843038U (en) | Water surface garbage collection device | |
| CN210736484U (en) | Household sewage treatment device |
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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201204 |