CN214167585U - Small-size circulating industrial sewage treatment equipment - Google Patents
Small-size circulating industrial sewage treatment equipment Download PDFInfo
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- CN214167585U CN214167585U CN202022554456.6U CN202022554456U CN214167585U CN 214167585 U CN214167585 U CN 214167585U CN 202022554456 U CN202022554456 U CN 202022554456U CN 214167585 U CN214167585 U CN 214167585U
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- machine body
- filter screen
- sewage treatment
- small
- industrial sewage
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- 239000010865 sewage Substances 0.000 title claims abstract description 62
- 238000011282 treatment Methods 0.000 title claims abstract description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 31
- 238000003756 stirring Methods 0.000 claims abstract description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 22
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000004888 barrier function Effects 0.000 claims abstract description 5
- 230000002146 bilateral effect Effects 0.000 claims abstract description 3
- 230000007246 mechanism Effects 0.000 claims description 14
- 239000007788 liquid Substances 0.000 claims description 9
- 238000000746 purification Methods 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims 1
- 239000011148 porous material Substances 0.000 claims 1
- 230000001954 sterilising effect Effects 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 20
- 238000004332 deodorization Methods 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 abstract description 10
- 239000013043 chemical agent Substances 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract description 4
- 235000017491 Bambusa tulda Nutrition 0.000 abstract description 4
- 241001330002 Bambuseae Species 0.000 abstract description 4
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract description 4
- 239000011425 bamboo Substances 0.000 abstract description 4
- 230000002730 additional effect Effects 0.000 abstract 1
- 230000000249 desinfective effect Effects 0.000 abstract 1
- 239000007787 solid Substances 0.000 description 8
- 238000007789 sealing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 238000012372 quality testing Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000013067 intermediate product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010893 paper waste Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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Abstract
The utility model discloses a small-size circulating industrial sewage treatment device, including fuselage body and supporting leg, the stirring rake is installed to the inside top bilateral symmetry of fuselage body. The utility model discloses a, the stirring rake has been adopted, the arresting barrier, purify and take place a section of thick bamboo, the disinfection storehouse, the activated carbon layer, in the use, sewage enters into inside the device through the water inlet, it rotates the operation to drive the stirring rake through driving motor, and the rotatory opposite direction of two sets of stirring rakes, can be so that rivers produce the swirl within a definite time, carry out impurity collection to the arresting barrier and play the additional action, the sewage that filters the completion falls into the disinfection storehouse, take place a section of thick bamboo through purifying and add ozone and chemical agent to disinfection storehouse inside, and by the air compressor machine through the air pressure pipe to the inside continuous income gas of disinfecting storehouse, reach the sterile effect of deodorization, the sewage that finishes of handling can be carried out the deodorization by the activated carbon once more when the activated carbon layer, the device wholly has impurity collection processing, the advantage of deodorization operation.
Description
Technical Field
The utility model relates to an industrial sewage treatment equipment technical field particularly, relates to a small-size circulating industrial sewage treatment equipment.
Background
Industrial wastewater, which refers to wastewater and waste liquid discharged from a process, contains industrial production materials, intermediate products, byproducts lost with water and pollutants generated in the production process, and is an important cause of environmental pollution, particularly water pollution.
Present industry sewage treatment device can only be single disinfect purification to sewage, make it discharge up to standard, but to the impurity that contains in the sewage, for example, the wastepaper residue that produces in the papermaking operation can't be got rid of, can cause the pollution to external water source when discharging, and the fixed impurity surface that contains in the sewage also can contain sewage, when getting rid of solid impurity, can't handle this part sewage, cause the pollution easily, and present sewage treatment device does not possess the deodorization function, can't detect sewage quality after sewage treatment finishes, in case quality of water is not up to standard, cause the pollution to external water source easily, certain limitation has when in-service use.
An effective solution to the problems in the related art has not been proposed yet.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a small-size circulating industrial sewage treatment device possesses impurity collection processing, solid residue liquid recovery circulation processing, deodorization operation, water quality testing circulation processing's advantage, and then solves the problem in the above-mentioned background art.
(II) technical scheme
For realizing above-mentioned impurity collection processing, solid residual liquid recovery circulation processing, deodorization operation, water quality testing circulation processing advantage, the utility model discloses a concrete technical scheme as follows:
a small-sized circulating industrial sewage treatment device comprises a machine body and supporting legs, wherein stirring paddles are symmetrically arranged on the top end inside the machine body in a bilateral mode, a plurality of groups of blocking nets are evenly nested on the periphery of the stirring paddles, one end of each stirring paddle penetrates through one side of the machine body and is connected with a driving motor, a sealing baffle is welded below the stirring paddles and located between the surfaces of the two sides inside the machine body, an electric valve is arranged in the middle of the inside of the sealing baffle and corresponds to the bottom end of each stirring paddle, a first filter screen is obliquely arranged below the sealing baffle and located between the two sides of the surface of the inside of the machine body, a second filter screen is obliquely arranged below the first filter screen, a disinfection cabin located in the middle of the inside of the machine body is connected to the bottom of the second filter screen, an air pressure pipe is arranged in the middle of the inside of the disinfection cabin, one end of the air pressure pipe penetrates through the surface of the machine body and is connected with an air compressor, the utility model discloses a disinfection storehouse, including disinfection storehouse, fuselage body, water quality detector, water quality controller, electro-valve, electrically operated valve are all installed to the inside intermediate position in disinfection storehouse top and the inside intermediate position in bottom, the disinfection storehouse below is located the inside both sides surface of fuselage body between the position and installs the activated carbon layer, the activated carbon layer below is located the inside one side bottom surface position of fuselage body and is equipped with water quality detector, water quality detector one end runs through fuselage body one side and is connected with water quality controller, fuselage body bottom intermediate position is equipped with the relief valve.
Furthermore, the middle position of the top surface of the machine body is provided with a water inlet, and the two sides of the bottom of the machine body are symmetrically provided with supporting legs.
Further, a backflow mechanism is installed on the top surface of one side of the machine body and corresponds to the first filter screen and the second filter screen, the backflow mechanism is composed of a backflow pipe, a basket, a third filter screen and a booster pump, and the top end of the backflow pipe leads to the position of the top end inside the machine body.
Furthermore, a channel for the substances above the first filter screen and the second filter screen to flow into the backflow mechanism is formed in one side of the machine body.
Furthermore, the bottom end of one side inside the machine body is connected with the top end of one side inside the machine body through a return pipe and a booster pump.
Furthermore, one side of the top end of the disinfection cabin is connected with a purification generating cylinder positioned on the side surface of the machine body through a pipeline, and the purification generating cylinder consists of an ozone generator and chemical agent liquid.
Furthermore, the diameters of the filter holes formed in the surfaces of the first filter screen, the second filter screen and the third filter screen are gradually reduced.
Furthermore, a control panel is fixedly installed at the bottom of the surface of one side of the machine body.
(III) advantageous effects
Compared with the prior art, the utility model provides a small-size circulating industrial sewage treatment device possesses following beneficial effect:
(1) the utility model discloses a, adopted the stirring rake, the arresting net, purify and take place a section of thick bamboo, the disinfection storehouse, the active carbon layer, in the in-service use process, sewage enters into the device inside through the water inlet, drive the stirring rake through driving motor and rotate the operation, and two sets of driving motor drive the rotatory direction of stirring rake just opposite, can make rivers produce the swirl within a definite time, carry out impurity collection to the arresting net and play the auxiliary action, can be better collect impurity, be convenient for subsequent processing, have the effect of impurity collection processing, the sewage that filters the completion falls into the disinfection storehouse, through purifying and taking place a section of thick bamboo and adding ozone and chemical agent to disinfection storehouse inside, and the air compressor machine is through the continuous gas of blowing of air compression pipe to disinfection storehouse inside, make ozone and chemical agent can be abundant mix with sewage, reach the effect of deodorization disinfection, the sewage that finishes of processing can be carried out deodorization by the active carbon once more when the active carbon layer, can not produce the peculiar smell when guaranteeing sewage discharge, reduces the influence to the environment, and the device is whole to have impurity collection and handles, the advantage of deodorization operation.
(2) The utility model adopts the first filter screen, the second filter screen, the backflow mechanism and the water quality detector, in the actual use process, after the sewage passes through the impurity removal operation of the stirring paddle, the sewage sequentially passes through the first filter screen and the second filter screen from top to bottom, the sewage can directly reach the disinfection bin through the filter screens for subsequent operation, solid impurities contained in the sewage slide down to the inside of the backflow mechanism along the filter screens and stand still in the basket, the residual sewage can be ensured to fall down completely, then the residual sewage is circulated to the top end inside the machine body through the backflow pipe by the work of the booster pump, the treatment operation is started again, the sewage which is treated in a series is detected at the bottom end inside the machine body through the water quality detector, the sewage directly flows out through the decompression valve when the water quality reaches the standard, the sewage works through the booster pump when the water quality does not reach the standard, the sewage which does not reach the standard is circulated to the top end inside the machine body through the backflow pipe again, and the treatment operation is started again until the discharge position reaches the standard, and the whole device has the advantages of solid residual liquid recycling and circulating treatment and water quality detection and circulating treatment.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a small-sized circulating industrial sewage treatment apparatus according to the present invention;
FIG. 2 is a schematic structural view of the stirring paddle of the present invention;
fig. 3 is a schematic diagram of the internal structure of the backflow mechanism of the present invention.
In the figure:
1. a body; 2. a barrier net; 3. a stirring paddle; 4. a drive motor; 5. a water inlet; 6. an electrically operated valve; 7. sealing the baffle; 8. a first filter screen; 9. a second filter screen; 10. a disinfection bin; 11. a purification generation cylinder; 12. an air compressor; 13. an air compression pipe; 14. an activated carbon layer; 15. a return pipe; 16. a pressure relief valve; 17. a water quality detector; 18. supporting legs; 19. a control panel; 20. a water quality controller; 21. a basket; 22. a third filter screen; 23. a reflux mechanism; 24. a booster pump.
Detailed Description
For further explanation of the embodiments, the drawings are provided as part of the disclosure and serve primarily to illustrate the embodiments and, together with the description, to explain the principles of operation of the embodiments, and to provide further explanation of the invention and advantages thereof, it will be understood by those skilled in the art that various other embodiments and advantages of the invention are possible, and that elements in the drawings are not to scale and that like reference numerals are generally used to designate like elements.
According to the utility model discloses an embodiment provides a small-size circulating industrial sewage treatment equipment.
Referring now to the drawings and the detailed description, as shown in fig. 1-3, a small-sized circulating industrial sewage treatment device according to an embodiment of the present invention comprises a body 1 and support legs 18, wherein stirring paddles 3 are symmetrically installed on both sides of the top end inside the body 1, a plurality of sets of barrier nets 2 are uniformly nested around the stirring paddles 3, one end of each stirring paddle 3 penetrates through one side of the body 1 and is connected with a driving motor 4, a sealing baffle 7 is welded below the stirring paddle 3 and between the two side surfaces inside the body 1, an electric valve 6 is arranged in the middle of the sealing baffle 7 corresponding to the bottom end of the stirring paddle 3, a first filter screen 8 is obliquely installed below the sealing baffle 7 and between the two sides of the inner surface of the body 1, a second filter screen 9 is obliquely installed below the first filter screen 8, the bottom of the second filter screen 9 is connected with a disinfection chamber 10 located in the middle of the body 1, the inside intermediate position in disinfection storehouse 10 installs the air pressure pipe 13, the air pressure pipe 13 one end runs through 1 side surface position of fuselage body and is connected with air compressor machine 12, motorised valve 6 is all installed to the inside intermediate position in disinfection storehouse 10 top and the inside intermediate position in bottom, disinfection storehouse 10 below is located and is installed active carbon layer 14 between the inside both sides surface of fuselage body at the position, active carbon layer 14 below is located 1 inside one side bottom surface position of fuselage body and is equipped with water quality testing ware 17, water quality testing ware 17 one end runs through 1 one side of fuselage body and is connected with water quality control ware 20, 1 bottom intermediate position of fuselage body is equipped with relief valve 16.
In one embodiment, the middle position of the top surface of the machine body 1 is provided with a water inlet 5, and the two sides of the bottom of the machine body 1 are symmetrically provided with supporting legs 18.
In one embodiment, a backflow mechanism 23 is installed on the top surface of one side of the body 1 corresponding to the first filter screen 8 and the second filter screen 9, the backflow mechanism 23 is composed of a backflow pipe 15, a basket 21, a third filter screen 22 and a booster pump 24, and the top end of the backflow pipe 15 is opened to the top position inside the body 1.
In one embodiment, a channel is formed on one side of the body 1 for the material above the first filter 8 and the second filter 9 to flow into the backflow mechanism 23.
In one embodiment, the inner bottom end of the main body 1 is connected to the inner top end of the main body 1 through a return pipe 15 and a booster pump 24.
In one embodiment, one side of the top end of the disinfection cabin 10 is connected with a purification generating cylinder 11 located on one side surface of the machine body 1 through a pipeline, and the purification generating cylinder 11 is composed of an ozone generator and a chemical agent liquid.
In one embodiment, the first screen 8, the second screen 9 and the third screen 22 have filter holes with gradually decreasing diameters.
In one embodiment, a control panel 19 is fixedly installed at the bottom of one side surface of the body 1.
The working principle is as follows: in the actual use process, the device can be fixed through the supporting legs 19, the device is prevented from moving in the sewage treatment process, the stability of the device is improved, sewage enters the device through the water inlet 5 in the sewage treatment operation process, the stirring paddles 3 are driven to rotate through the driving motors 4, the rotating directions of the stirring paddles 3 driven by the two groups of driving motors 4 are just opposite, vortexes can be generated between water flows, the impurity collection of the blocking net 2 is assisted, the impurities can be better collected, the subsequent treatment is convenient, the device has the function of impurity collection treatment, after the impurity removal operation of the stirring paddles 3, the sewage sequentially passes through the first filter screen 8 and the second filter screen 9 from top to bottom, the sewage can directly pass through the filter screens to reach the disinfection bin 10 for subsequent operation, solid impurities contained in the sewage slide to the inside the backflow mechanism 23 along the filter screens, and is kept stand in the basket 21 to ensure that the residual sewage can be completely fallen down, then the booster pump 24 works to recirculate the residual sewage to the top end in the machine body through the return pipe 15, the treatment operation is started again, the filtered sewage falls into the disinfection bin 10, ozone and chemical agents are added into the disinfection bin 10 through the purification generating cylinder 11, gas is continuously blown into the disinfection bin 10 through the air compressor 12 through the air compression pipe 13, so that the ozone and the chemical agents can be fully mixed with the sewage to achieve the effect of deodorization and disinfection, the treated sewage can be deodorized by active carbon again when passing through the active carbon layer 14, the sewage can not generate peculiar smell when being discharged, the influence on the environment is reduced, the device has the advantages of impurity collection treatment and deodorization operation, the sewage after a series of treatments is detected by the water quality detector 17 at the bottom end in the machine body, when water quality reaches standard, the sewage directly flows out through the pressure release valve 16, when the water quality does not reach standard, the sewage works through the booster pump 24, the sewage which does not reach standard is recirculated to the top end inside the machine body through the return pipe 15, the treatment operation is started again until the discharge position reaches standard, the device has the advantages of solid residual liquid recycling and circulating treatment and water quality detection and circulating treatment, and the device has the advantages of impurity collecting and treating, solid residual liquid recycling and circulating treatment, deodorization operation and water quality detection and circulating treatment integrally.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a small-size circulating industrial sewage treatment equipment, includes fuselage body (1) and supporting leg (18), its characterized in that, stirring rake (3) are installed to fuselage body (1) inside top bilateral symmetry, stirring rake (3) periphery is even nested has a plurality of groups to block barrier net (2), stirring rake (3) one end is run through fuselage body (1) one side and is connected with driving motor (4), stirring rake (3) below is located between fuselage body (1) inside both sides surface position welding has seal baffle (7), the corresponding position in the middle of seal baffle (7) inside and stirring rake (3) bottom is equipped with motorised valve (6), the position slope is installed with first filter screen (8) below between fuselage body (1) inside surface both sides in seal baffle (7), second filter screen (9) are installed to the slope below first filter screen (8), the bottom of the second filter screen (9) is connected with a disinfection bin (10) which is positioned in the middle of the inner part of the machine body (1), an air pressure pipe (13) is arranged in the middle of the inside of the disinfection bin (10), one end of the air pressure pipe (13) penetrates through the side surface of the machine body (1) and is connected with an air compressor (12), electric valves (6) are respectively arranged at the middle position inside the top end and the middle position inside the bottom end of the disinfection bin (10), an active carbon layer (14) is arranged between the surfaces of the two sides of the interior of the machine body (1) below the disinfection bin (10), a water quality detector (17) is arranged on the surface of the bottom end of one side of the interior of the machine body (1) below the activated carbon layer (14), one end of the water quality detector (17) penetrates through one side of the machine body (1) and is connected with the water quality controller (20), a pressure release valve (16) is arranged in the middle of the bottom of the machine body (1).
2. A small-sized circulating type industrial sewage treatment equipment according to claim 1, wherein the water inlet (5) is arranged at the middle position of the top surface of the machine body (1), and the support legs (18) are symmetrically arranged at the two sides of the bottom of the machine body (1).
3. A small circulation type industrial sewage treatment equipment according to claim 1, wherein a backflow mechanism (23) is installed on the top surface of one side of the machine body (1) corresponding to the first filter screen (8) and the second filter screen (9), the backflow mechanism (23) is composed of a backflow pipe (15), a basket (21), a third filter screen (22) and a booster pump (24), and the top end of the backflow pipe (15) is opened to the top position inside the machine body (1).
4. A small-sized circulating type industrial sewage treatment equipment according to claim 1, wherein a channel for the material above the first filter screen (8) and the second filter screen (9) to flow into the backflow mechanism (23) is opened at one side of the machine body (1).
5. A small-sized circulating type industrial sewage treatment apparatus according to claim 1, wherein said bottom end of the inside of said body (1) is connected to the top end of the inside of said body (1) through a return pipe (15) and a booster pump (24).
6. A small-sized circulating type industrial sewage treatment apparatus according to claim 1, wherein one side of the top end of said sterilizing chamber (10) is connected to a purification generation cylinder (11) located at a side surface of said main body (1) through a pipe, and said purification generation cylinder (11) is composed of an ozone generator and a chemical liquid.
7. A small circulation type industrial sewage treatment plant according to claim 1, wherein the diameter of the filtration pores formed on the surfaces of the first, second and third filters (8, 9, 22) is gradually reduced.
8. A small-sized circulating type industrial sewage treatment equipment according to claim 1, wherein a control panel (19) is fixedly installed at the bottom of one side surface of the machine body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022554456.6U CN214167585U (en) | 2020-11-08 | 2020-11-08 | Small-size circulating industrial sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022554456.6U CN214167585U (en) | 2020-11-08 | 2020-11-08 | Small-size circulating industrial sewage treatment equipment |
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| Publication Number | Publication Date |
|---|---|
| CN214167585U true CN214167585U (en) | 2021-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022554456.6U Expired - Fee Related CN214167585U (en) | 2020-11-08 | 2020-11-08 | Small-size circulating industrial sewage treatment equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN214167585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114620868A (en) * | 2022-04-24 | 2022-06-14 | 优米耐(福建)智能科技有限公司 | Integrated sewage treatment device |
-
2020
- 2020-11-08 CN CN202022554456.6U patent/CN214167585U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114620868A (en) * | 2022-04-24 | 2022-06-14 | 优米耐(福建)智能科技有限公司 | Integrated sewage treatment device |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220408 Address after: 214200 No.25 Saite Avenue, Gaocheng Town, Yixing City, Wuxi City, Jiangsu Province Patentee after: Jiangsu Zhengan Environmental Protection Engineering Co.,Ltd. Address before: 510000 45 Huangshan Road, Shilou Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: Yang Haihua |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |