CN112426754B - High-efficient sedimentation tank - Google Patents
High-efficient sedimentation tank Download PDFInfo
- Publication number
- CN112426754B CN112426754B CN202011272549.8A CN202011272549A CN112426754B CN 112426754 B CN112426754 B CN 112426754B CN 202011272549 A CN202011272549 A CN 202011272549A CN 112426754 B CN112426754 B CN 112426754B
- Authority
- CN
- China
- Prior art keywords
- sedimentation tank
- horizontal
- pipe
- pipes
- sludge
- 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.)
- Active
Links
- 238000004062 sedimentation Methods 0.000 title claims abstract description 71
- 239000010802 sludge Substances 0.000 claims abstract description 50
- 239000007787 solid Substances 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 238000005507 spraying Methods 0.000 claims description 12
- 239000007921 spray Substances 0.000 claims description 10
- 230000007306 turnover Effects 0.000 claims 7
- 238000009434 installation Methods 0.000 abstract description 4
- 239000010865 sewage Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000005086 pumping Methods 0.000 abstract description 3
- 238000001556 precipitation Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 4
- 239000013049 sediment Substances 0.000 description 3
- 241000282465 Canis Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2405—Feed mechanisms for settling tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
- B01D21/2472—Means for fluidising the sediments, e.g. by jets or mechanical agitators
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
- Treatment Of Sludge (AREA)
Abstract
The invention discloses a high-efficiency sedimentation tank, which comprises a sedimentation tank, wherein the bottom of the sedimentation tank is provided with a funnel-shaped sedimentation tank, the bottom of the sedimentation tank is also provided with a sludge suction pipe, and the sludge suction pipe is provided with a sludge suction pump; the sedimentation tank is also internally provided with a plurality of horizontal pipes which are uniformly distributed; the horizontal pipe be solid construction setting in the top of precipitation tank, and the horizontal pipe set up to square body structure, the horizontal pipe sets up to rotatory 45 installation, the four corners point is located upper and lower left and right sides position respectively, and the horizontal pipe set up to crisscross formula array arrangement from top to bottom. When the device is used for sedimentation, sludge above the device is naturally sedimentated to a sedimentation tank below the device from the sludge discharge slide way, so that the sedimentated sludge can not generate a reverse sedimentation phenomenon under the blocking of the horizontal pipes arranged above the device in the process of refilling sewage or pumping away sludge at the bottom, and the sedimentation work can be efficiently and high-quality completed.
Description
Technical Field
The invention relates to the technical field of environment-friendly equipment, in particular to a high-efficiency sedimentation tank.
Background
The sedimentation tank in the existing structure usually adopts a shallow tank theory for sedimentation, and the working principle of the sedimentation tank is that an inclined plate, an inclined pipe and a horizontal pipe or a labyrinth sedimentation structure are correspondingly arranged in the sedimentation tank to realize the separation of water and sludge; in the existing structure, after the sedimentation tank sediments the sludge, the disturbance of the water body in the sedimentation tank is often caused when the sludge needs to be pumped out or the sewage needs to be refilled, and the sedimentation efficiency and quality of the sedimentation tank are seriously corresponding; in addition, in the pool body adopting various pipeline sedimentation in the prior art, a layer of retardation film appears on the surface of the pipeline as long as time passes, which not only corrodes the pipeline, but also seriously corresponds to the sedimentation efficiency of the sludge, and most of the prior art can not clean the pipeline thoroughly.
Disclosure of Invention
The invention aims to provide a high-efficiency sedimentation tank aiming at the defects in the prior art.
The technical scheme is as follows: the technical scheme adopted by the invention for solving the problems is as follows: a high-efficiency sedimentation tank comprises a sedimentation tank, wherein the bottom of the sedimentation tank is provided with a funnel-shaped sedimentation tank, the bottom of the sedimentation tank is also provided with a sludge suction pipe, and a sludge suction pump is arranged on the sludge suction pipe; the sedimentation tank is also internally provided with a plurality of horizontal pipes which are uniformly distributed; the horizontal pipes are of a solid structure and are arranged above the sedimentation tank, the horizontal pipes are of a square pipe body structure, the horizontal pipes are arranged in a rotating mode by 45 degrees, four corner points are respectively positioned at the upper position, the lower position, the left position and the right position, the horizontal pipes are arranged in an up-down staggered array mode, the same interval is reserved between every two adjacent horizontal pipes, and the interval reserved between the upper horizontal pipe and the lower horizontal pipe integrally forms an obliquely arranged mud discharge slideway which is vertically and horizontally staggered from top to bottom; and each horizontal pipe in still all install the spray pipe, the spray pipe even have the water pump outward to the downside both ends face of each horizontal pipe still all installs embedded one row of high pressure nozzle, and two high pressure nozzles aim at the upside terminal surface of two horizontal pipes of below respectively.
Preferably, triangular pipes matched with the horizontal pipes in shape are correspondingly installed on the left side wall and the right side wall of the sedimentation tank; the triangular pipe is also internally provided with a water spraying pipeline, and the bottom end surface of the triangular pipe is provided with a row of embedded high-pressure nozzles which are correspondingly aligned with the upper end surface of the inner horizontal pipe.
Preferably, the horizontal pipes at the lowest position in the sedimentation tank are also provided with matched triangular pipes, the triangular pipes are arranged at positions corresponding to the positions of the horizontal pipes at the upper position, and a sludge discharge port is formed in a gap between every two adjacent triangular pipes.
Preferably, the lower end right side position department of each triangular pipe still all installs the trip bar to the corresponding returning face plate of installing on this trip bar, the width of trip plate is greater than the mud discharging port, the trip plate can be under the drive of trip bar to the right side upset shutoff and block up the mud discharging port.
Preferably, the water spraying pipes in the horizontal pipes are correspondingly arranged at the center of the horizontal pipes, and the water spraying pipes are externally connected and installed on the same water pump; the high-pressure spray head and the end surface of the horizontal pipe are vertically arranged.
Preferably, the horizontal pipes in the sedimentation tank are at least provided with four layers, and the sludge suction pipe is correspondingly provided with an electromagnetic valve.
Has the advantages that: compared with the prior art, the invention has the following advantages:
(1) horizontal pipes in a sedimentation tank in the device are arranged into a square pipe body structure, when the device is installed, the horizontal pipes are installed in parallel from top to bottom and are arranged to rotate by 45 degrees, the upper row and the lower row are arranged into an array arrangement structure with staggered canines, and a certain gap is reserved between the adjacent horizontal pipes, so that under the arrangement structure, the upper gap and the lower gap are connected into a whole to form a sludge discharge slideway for precipitating sludge; the sludge discharge slide ways are inclined by 45 degrees from top to bottom and are criss-cross, and during sedimentation, sludge above the sludge discharge slide ways is naturally precipitated into a sedimentation tank below the sludge discharge slide ways, so that the precipitated sludge cannot generate a reverse sedimentation phenomenon under the blockage of horizontal pipes arranged above the sludge discharge slide ways in the process of refilling sewage or pumping away sludge at the bottom, and the sedimentation work can be efficiently and high-quality completed;
(2) the horizontal pipes in the device are installed by rotating 45 degrees, so that the device has a good sedimentation effect and can conveniently realize the cleaning of the horizontal pipes, a water spraying pipeline is arranged in each horizontal pipe, the horizontal pipes are installed by rotating 45 degrees, after being installed, the horizontal pipes are two end surfaces at the upper side and two end surfaces at the lower side, embedded high-pressure nozzles are arranged on the two end surfaces at the lower side, and the two high-pressure nozzles are aligned with the upper end surface of the adjacent horizontal pipe below, so that the horizontal pipes are sequentially arranged from top to bottom, the two end surfaces at the upper side of each horizontal pipe correspond to the high-pressure nozzles, when water is fed through a water pump, high-pressure water sprayed by the high-pressure nozzles can flush the end surfaces of the horizontal pipes, and water flow can be reflected in small gaps and then clean the two end surfaces, so that the whole cleaning of the horizontal pipes is realized;
(3) the high-pressure nozzles in the device are arranged on the two end surfaces of the lower side of the horizontal pipe, so that the cleaning of all the horizontal pipes can be skillfully realized, and simultaneously, sludge can be prevented from entering the nozzles to prevent the nozzles from being blocked; in addition, triangular pipes are arranged on two side walls of the sedimentation tank in the device, and horizontal pipes on the cleaning edges corresponding to the high-pressure nozzles are arranged on the triangular pipes; and the horizontal pipe of the bottom sets up to the triangular tube equally, and the one end of the triangular tube of below still is provided with trip bar and returning face plate in this device in addition, can be corresponding to block up the position whole of mud discharging port through the returning face plate, when taking out below mud through the dredge pump like this, the sedimentation tank part of below and the part in the clean water district of top are divided, can not cause the disturbance to the water in clean water district, and the sediment and the discharge of mud are all very high-efficient.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a view showing the structure of a horizontal pipe in the present invention.
Detailed Description
The present invention will be further illustrated with reference to the accompanying drawings and specific examples, which are carried out on the premise of the technical solution of the present invention, and it should be understood that these examples are only for illustrating the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1 and fig. 2, the high-efficiency sedimentation tank comprises a sedimentation tank 1, wherein the bottom of the sedimentation tank 1 is provided with a funnel-shaped sedimentation tank 2, a sludge suction pipe 3 is further installed at the bottom of the sedimentation tank 2, and a sludge suction pump 4 is installed on the sludge suction pipe 3; a plurality of horizontal pipes 5 which are uniformly distributed are also arranged in the sedimentation tank 1; the horizontal pipes 5 are solid structures and are arranged above the sedimentation tank 2, the horizontal pipes 5 are square pipe body structures, the horizontal pipes 5 are arranged to rotate by 45 degrees, four corner points are respectively positioned at the upper, lower, left and right positions, the horizontal pipes 5 are arranged in an up-down staggered array arrangement mode, the same interval is reserved between every two adjacent horizontal pipes 5, and the interval reserved between every two adjacent horizontal pipes 5 integrally forms an obliquely arranged sludge discharge slideway 6 which is vertically and horizontally staggered from top to bottom; and still all install spray pipe 7 in each horizontal pipe 5, spray pipe 7 links outward there is the water pump to the downside both ends face of each horizontal pipe 5 still all installs embedded one row of high pressure nozzle 8, and two high pressure nozzle 8 aim at the upside terminal surface of two horizontal pipes 5 of below respectively.
The horizontal pipe 5 positioned at the lowest part in the sedimentation tank 1 is also provided with triangular pipes 9 matched with each other, the arrangement positions of the triangular pipes 9 correspond to the positions of the horizontal pipes 5 at the upper part, and a sludge discharge port 10 is formed in a gap between every two adjacent triangular pipes 9.
The lower end right side position department of each triangular pipe 9 still all installs upset pole 11 to the corresponding returning face plate 12 of installing on this upset pole 11, the width of returning face plate 12 is greater than row mud mouth 10, and returning face plate 12 can be under the drive of upset pole 11 to the right side upset shutoff and block up row mud mouth 10.
The water spraying pipes 7 in the horizontal pipe 5 are all correspondingly arranged at the center of the horizontal pipe 5, and the water spraying pipes 7 are externally connected and installed on the same water pump; the high-pressure spray head 8 and the end surface of the horizontal pipe 5 are vertically arranged.
The horizontal pipes 5 in the sedimentation tank 1 are at least provided with four layers, and the sludge suction pipe 3 is also correspondingly provided with an electromagnetic valve 13.
Horizontal pipes in a sedimentation tank in the device are arranged into a square pipe body structure, when the device is installed, the horizontal pipes are installed in parallel from top to bottom and are arranged to rotate by 45 degrees, the upper row and the lower row are arranged into an array arrangement structure with staggered canines, and a certain gap is reserved between the adjacent horizontal pipes, so that under the arrangement structure, the upper gap and the lower gap are connected into a whole to form a sludge discharge slideway for precipitating sludge; the sludge discharge slide way is inclined by 45 degrees from top to bottom and is criss-cross, during sedimentation, sludge above the sludge discharge slide way is naturally precipitated into a sedimentation tank below the sludge discharge slide way, so that in the process of refilling sewage or pumping away sludge at the bottom, the precipitated sludge cannot generate a reverse sedimentation phenomenon under the blockage of the horizontal pipes arranged above the sludge discharge slide way, and therefore the sedimentation work can be efficiently and high-quality completed.
The rotatory 45 installation of horizontal pipe not only has better precipitation effect in this device, and can also conveniently realize the washing of horizontal pipe, all install in each horizontal pipe in this device and be provided with the spray pipe way, because the horizontal pipe is rotatory 45 installation, consequently, it is two terminal surfaces of upside after the installation, two terminal surfaces of downside, all be provided with embedded high pressure nozzle on two terminal surfaces of downside, two high pressure nozzle aim at the up end of the adjacent horizontal pipe in below again, from the top down sets gradually like this, the top both ends face of each horizontal pipe all corresponds there is high pressure nozzle, after intaking through the water pump, high pressure nozzle spun water under high pressure just can wash the terminal surface of horizontal pipe, and rivers can all wash both ends face after less space internal reflection, realize the whole washing to the horizontal pipe.
The high-pressure nozzles in the device are arranged on the two end surfaces of the lower side of the horizontal pipe, so that the cleaning of all the horizontal pipes can be skillfully realized, and simultaneously, sludge can be prevented from entering the nozzles to prevent the nozzles from being blocked; in addition, triangular pipes are arranged on two side walls of the sedimentation tank in the device, and horizontal pipes on the cleaning edges corresponding to the high-pressure nozzles are arranged on the triangular pipes; and the horizontal pipe of the bottom sets up to the triangular tube equally, and the one end of the triangular tube of below still is provided with trip bar and returning face plate in this device in addition, can be corresponding to block up the position whole of mud discharging port through the returning face plate, when taking out below mud through the dredge pump like this, the sedimentation tank part of below and the part in the clean water district of top are divided, can not cause the disturbance to the water in clean water district, and the sediment and the discharge of mud are all very high-efficient.
The above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the invention and the appended claims, and all equivalent changes and modifications made within the spirit and scope of the invention as claimed should be included in the appended claims.
Claims (1)
1. An efficient sedimentation tank is characterized by comprising a sedimentation tank (1), wherein the bottom of the sedimentation tank (1) is provided with a funnel-shaped sedimentation tank (2), the bottom of the sedimentation tank (2) is also provided with a sludge suction pipe (3), and the sludge suction pipe (3) is provided with a sludge suction pump (4); the sedimentation tank (1) is also provided with a plurality of uniformly distributed horizontal pipes (5); the horizontal pipes (5) are of solid structures and are arranged above the sedimentation tank (2), the horizontal pipes (5) are of square pipe body structures, the horizontal pipes (5) are arranged to rotate by 45 degrees, four corner points are respectively located at the upper, lower, left and right positions, the horizontal pipes (5) are arranged in an up-and-down staggered array mode, the same space is reserved between every two adjacent horizontal pipes (5), and the space reserved between the upper horizontal pipe (5) and the lower horizontal pipe (5) integrally forms a sludge discharge slideway (6) which is arranged in a vertically and horizontally staggered mode and in a slant mode from top to bottom; a water spraying pipeline (7) is further installed in each horizontal pipe (5), a water pump is connected outside each water spraying pipeline (7), embedded high-pressure spray heads (8) in a row are further installed on two end faces of the lower side of each horizontal pipe (5), and the two high-pressure spray heads (8) are respectively aligned to the upper end faces of the two horizontal pipes (5) below;
triangular tubes (9) matched with the horizontal tubes (5) in shape are correspondingly arranged on the left side wall and the right side wall of the sedimentation tank (1); a water spraying pipeline (7) is also arranged in the triangular pipe (9), a row of embedded high-pressure nozzles (8) are arranged on the end face of the bottom of the triangular pipe, and the high-pressure nozzles (8) correspondingly align to the upper end face of the inner horizontal pipe (5);
a turnover rod (11) is further mounted at the right side of the lower end of each triangular pipe (9), a turnover plate (12) is correspondingly mounted on each turnover rod (11), the width of each turnover plate (12) is larger than that of the sludge discharge port (10), and the turnover plates (12) can be driven by the turnover rods (11) to turn over towards the right side to seal and block the sludge discharge port (10);
the horizontal pipe (5) positioned at the lowest part in the sedimentation tank (1) is also provided with a matched triangular pipe (9), the arrangement position of the triangular pipe (9) corresponds to the position of the horizontal pipe (5) positioned at the upper part, and a sludge discharge port (10) is formed in a gap between the adjacent triangular pipes (9);
the water spraying pipes (7) in the horizontal pipe (5) are correspondingly arranged at the central position of the horizontal pipe (5), and the water spraying pipes (7) are externally connected and installed on the same water pump; the high-pressure spray head (8) and the end surface of the horizontal pipe (5) are vertically arranged;
the sedimentation tank is characterized in that at least four layers of horizontal pipes (5) are arranged in the sedimentation tank (1), and electromagnetic valves (13) are correspondingly arranged on the sludge suction pipes (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011272549.8A CN112426754B (en) | 2020-11-13 | 2020-11-13 | High-efficient sedimentation tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011272549.8A CN112426754B (en) | 2020-11-13 | 2020-11-13 | High-efficient sedimentation tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112426754A CN112426754A (en) | 2021-03-02 |
| CN112426754B true CN112426754B (en) | 2022-06-24 |
Family
ID=74700915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011272549.8A Active CN112426754B (en) | 2020-11-13 | 2020-11-13 | High-efficient sedimentation tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112426754B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115055464A (en) * | 2022-06-14 | 2022-09-16 | 上海康恒环境股份有限公司 | Slag extractor with automatic slag removal device of water tank |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010030058A (en) * | 2008-07-25 | 2010-02-12 | Toppan Printing Co Ltd | Cleaning method of inkjet head |
| CN102228759A (en) * | 2011-06-26 | 2011-11-02 | 韦志锋 | Sewage filter |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100551482C (en) * | 2006-11-24 | 2009-10-21 | 珠海九通水务有限公司 | Horizontal tube precipitation separation device |
| CN102553309A (en) * | 2011-12-31 | 2012-07-11 | 厦门飞华环保器材有限公司 | Multi-layer lattice precipitation separating device for V-shaped pipe |
| CN209853813U (en) * | 2019-07-04 | 2019-12-27 | 成都孚华环保科技有限公司 | High-density sedimentation tank complete device |
-
2020
- 2020-11-13 CN CN202011272549.8A patent/CN112426754B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010030058A (en) * | 2008-07-25 | 2010-02-12 | Toppan Printing Co Ltd | Cleaning method of inkjet head |
| CN102228759A (en) * | 2011-06-26 | 2011-11-02 | 韦志锋 | Sewage filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112426754A (en) | 2021-03-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213739120U (en) | Sludge precipitation separation processing apparatus | |
| WO2023015894A1 (en) | Water-spraying mechanism | |
| CN112426754B (en) | High-efficient sedimentation tank | |
| CN214158638U (en) | Sedimentation tank belt cleaning device | |
| CN102284199B (en) | Automatic water treatment backwashing device | |
| CN208265906U (en) | Incorgruous sedimentation tank and water treatment system with automatic flushing function | |
| CN105268219A (en) | Easy backwashing gravity type valve-free filtration pool | |
| CN210596121U (en) | Device for preventing sand deposition and hardening of blast furnace slag flushing water absorption tank | |
| CN216738425U (en) | Device for preventing deposition of sludge in semi-dry dedusting of steel converter | |
| CN112439228B (en) | Supporting sediment and wiper mechanism that uses | |
| CN216472313U (en) | Grid oil interceptor for sewage treatment | |
| CN210031718U (en) | Funnel type sand-flushing gate far-end dredging device | |
| CN107829824A (en) | Atomizer cleaning equipment | |
| CN206327335U (en) | A kind of carwash pond | |
| CN209179133U (en) | A kind of municipal underground blowdown pipelines of silting blocking | |
| CN113082794A (en) | Wing type sludge discharging device and sludge discharging system for sludge discharge | |
| CN209613735U (en) | A kind of internal washing structure of freeze dryer | |
| CN207605417U (en) | A kind of sand filter and its water distributing trough | |
| CN206841391U (en) | A kind of concrete mixer truck service rack | |
| CN214233073U (en) | Cleaning mechanism of cloth filter | |
| CN216629781U (en) | Water flushing slag ash discharging device of dust remover | |
| CN220377500U (en) | Flushing device of inverted siphon and inverted siphon device | |
| CN109826262B (en) | Combined type river channel dredging device | |
| CN220214256U (en) | Device for purifying and reutilizing construction precipitation | |
| CN210386735U (en) | Desilting flushing 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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: An efficient sedimentation tank Effective date of registration: 20231103 Granted publication date: 20220624 Pledgee: Jiangsu Yixing Rural Commercial Bank Co.,Ltd. Pledgor: JIANGSU TONGYONG ENVIRONMENTAL PROTECTION GROUP Co.,Ltd. Registration number: Y2023980063406 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |