CN219907306U - Bury formula landfill leachate processing apparatus - Google Patents
Bury formula landfill leachate processing apparatus Download PDFInfo
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- CN219907306U CN219907306U CN202320976386.4U CN202320976386U CN219907306U CN 219907306 U CN219907306 U CN 219907306U CN 202320976386 U CN202320976386 U CN 202320976386U CN 219907306 U CN219907306 U CN 219907306U
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- tank
- fixed
- heavy metal
- leachate
- pond
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- 239000000149 chemical water pollutant Substances 0.000 title claims abstract description 20
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 35
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 30
- 230000003647 oxidation Effects 0.000 claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 238000004062 sedimentation Methods 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 14
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000005273 aeration Methods 0.000 claims abstract description 12
- 239000012528 membrane Substances 0.000 claims abstract description 10
- 239000003513 alkali Substances 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 11
- 239000002120 nanofilm Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 238000013329 compounding Methods 0.000 claims description 6
- 229910052595 hematite Inorganic materials 0.000 claims description 5
- 239000011019 hematite Substances 0.000 claims description 5
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 230000008595 infiltration Effects 0.000 claims description 2
- 238000001764 infiltration Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 20
- 230000000694 effects Effects 0.000 abstract description 13
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 abstract description 7
- 239000004576 sand Substances 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 abstract description 6
- 238000010612 desalination reaction Methods 0.000 abstract description 2
- 239000005416 organic matter Substances 0.000 abstract description 2
- 239000007787 solid Substances 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 11
- 238000007789 sealing Methods 0.000 description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 239000004575 stone Substances 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- JVMRPSJZNHXORP-UHFFFAOYSA-N ON=O.ON=O.ON=O.N Chemical compound ON=O.ON=O.ON=O.N JVMRPSJZNHXORP-UHFFFAOYSA-N 0.000 description 2
- MMDJDBSEMBIJBB-UHFFFAOYSA-N [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] Chemical compound [O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[NH6+3] MMDJDBSEMBIJBB-UHFFFAOYSA-N 0.000 description 2
- 238000011033 desalting Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- QYTBWVFCSVDTEC-UHFFFAOYSA-N azane;iron Chemical compound N.[Fe] QYTBWVFCSVDTEC-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010668 complexation reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a buried garbage leachate treatment device which comprises an adjusting tank, a sand setting tank, a mixing tank, a heavy metal sedimentation tank, an advanced oxidation tank, a biological reaction tank, a membrane tank and a collecting tank, wherein the adjusting tank is connected with a leachate pipe, a water outlet of the adjusting tank is connected with the sand setting tank, a water outlet of the sand setting tank is connected with the mixing tank, and a water outlet of the mixing tank is connected with the heavy metal sedimentation tank. This landfill formula landfill leachate processing apparatus adopts the sieve effect of filter and the sedimentation effect of grit chamber, can realize separating the removal to solid impurity in the leachate, and the reaction of cooperation heavy metal precipitant can be got rid of heavy metal in the leachate, and cooperation ozone aeration oxidation device again can oxidize ammonia nitrogen and organic matter in the leachate to realize the purifying effect of leachate, can realize the desalination effect through low temperature nanometer membrane evaporator at last, can guarantee the purifying effect of leachate.
Description
Technical Field
The utility model relates to the technical field of landfill leachate treatment, in particular to a buried landfill leachate treatment device.
Background
The landfill leachate is high-concentration organic wastewater with complex components, which is generated in the process of garbage collection, transportation, treatment and disposal, contains a large amount of organic pollutants, has higher ammonia nitrogen and salt content and more than ten metal ions, has imbalance biological nutrition proportion, large water quantity and water quality change, deep chromaticity and malodor, and is difficult to treat; the main sources and the water quality characteristics of the landfill leachate are as follows: the pollutant components are complex, and the fluctuation of water quality is large; the concentration of the organic matters is high; high ammonia nitrogen concentration, heavy metal ion concentration and salt content; in order to avoid pollution of landfill leachate to the environment, a buried landfill leachate treatment device is designed.
Disclosure of Invention
The utility model aims to provide a buried garbage leachate treatment device, which aims to solve the problems that the composition structure of leachate is complex and purification treatment is difficult in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a landfill leachate treatment device, includes equalizing basin, grit chamber, compounding pond, heavy metal sedimentation tank, advanced oxidation tank, biological reaction tank, membrane pond and collecting box, equalizing basin and infiltration liquid pipe interconnect, the equalizing basin delivery port is connected with the grit chamber, the grit chamber delivery port is connected with the compounding pond, compounding pond delivery port is connected with heavy metal sedimentation tank, heavy metal sedimentation tank delivery port is connected with advanced oxidation tank, advanced oxidation tank delivery port is connected with biological reaction tank, biological reaction tank delivery port is connected with the membrane pond, the collecting box has been placed in the equalizing basin left side;
the upper end of the mixing tank is also fixed with a transverse plate, the right side of the upper end surface of the transverse plate is fixed with a heavy metal precipitant adding tank, the left side of the upper end surface of the transverse plate is fixed with an alkali liquor adding tank, the lower ends of the alkali liquor adding tank and the heavy metal precipitant adding tank are both connected with a discharging valve port penetrating through the transverse plate, the middle position of the upper end surface of the transverse plate is also fixed with a motor, the output end of the motor is fixed with a rotating shaft, the rotating shaft is connected to the transverse plate through a bearing, and a fixing rod is fixed on the rotating shaft at equal angles;
a mounting plate is fixed at the upper end of the advanced oxidation pond, and an ozone generator is mounted on the mounting plate;
a low-temperature nano-film evaporator is arranged in the film pool.
Preferably, the filter plate is further connected in the regulating tank, the filter plate is rotationally connected with the regulating tank, the filter plate is of an inclined structure, and impurities such as large-particle broken stone in percolate can be separated through the action of the filter plate.
Preferably, one end of a spring is further fixed at the lower end of the left side of the filter plate, the other end of the spring is fixed on the fixing plate, the fixing plate is fixed in the adjusting tank, and the filter plate can vibrate under the impact action of percolate through the elastic action of the spring, so that broken stones on the filter plate can slide to be collected.
Preferably, a filter pad is fixed in the grit chamber through a bolt, the filter pad is made of cotton cloth wrapped with activated carbon, and sludge and fine sand settled in the grit chamber can be filtered through the filter pad.
Preferably, the stirring rod is also symmetrically fixed on the rotating shaft, and is obliquely fixed on the rotating shaft, and the leachate, alkali liquor and heavy metal precipitant in the mixing pool can be conveniently stirred and mixed through the action of the stirring rod, so that basic guarantee is provided for removing heavy metals in the leachate.
Preferably, the fixing rod is further fixed with a circular ring outside, the circular ring is fixed with a sealing gasket, the sealing gasket is in contact with the discharging valve port to slide, two groups of through holes penetrating through the circular ring are symmetrically fixed on the sealing gasket, sealing of the discharging valve port can be achieved through the sealing gasket and the discharging valve port, and when the discharging valve port is matched with the through holes, automatic intermittent blanking can be carried out, so that normal operation of the device is guaranteed.
Preferably, the ozone generator is connected with an aeration pump, the aeration pump is connected with the jet head through a conduit, the jet head is fixed in the advanced oxidation pond, and percolate entering the advanced oxidation pond can be oxidized through the actions of the ozone generator, the aeration pump and the jet head so as to perform primary oxidation removal on ammonia nitrogen in the percolate.
Preferably, two biological reaction tanks are arranged and connected in series, hematite with the particle size of 5-10 mm is filled in the biological reaction tanks, complete oxidation of ammonia nitrogen to nitrogen can be realized through the hematite in the biological reaction tanks, the problems that nitrate nitrogen and nitrite nitrogen generated by anaerobic iron ammoxidation are not thoroughly removed and the like are solved, further oxidation of organic matters is realized, and a way of continuously converting macromolecule and medium-molecule organic matters into micromolecule organic matters is realized.
Preferably, the low-temperature nano-film evaporator adopts a high-hydrophobicity nano-film component, and the desalting effect is realized through the low-temperature nano-film evaporator, so that the purifying effect of the percolate is ensured.
Compared with the prior art, the utility model has the beneficial effects that: this landfill formula landfill leachate processing apparatus adopts the sieve effect of filter and the sedimentation effect of grit chamber, can realize separating the removal to solid impurity in the leachate, and the reaction of cooperation heavy metal precipitant can be got rid of heavy metal in the leachate, and cooperation ozone aeration oxidation device again can oxidize ammonia nitrogen and organic matter in the leachate to realize the purifying effect of leachate, can realize the desalination effect through low temperature nanometer membrane evaporator at last, can guarantee the purifying effect of leachate.
Drawings
FIG. 1 is a schematic diagram of the overall front view of the device of the present utility model;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 1B according to the present utility model;
fig. 4 is a schematic perspective view of a rotating shaft according to the present utility model.
In the figure: 1. an adjusting tank; 11. a filter plate; 12. a spring; 13. a fixing plate; 2. a sand setting tank; 21. a filter pad; 3. a mixing pool; 31. a cross plate; 32. adding a heavy metal precipitant into the tank; 33. adding alkali liquor into the tank; 34. a discharge valve port; 35. a motor; 36. a rotation shaft; 361. a stirring rod; 37. a fixed rod; 371. a circular ring; 372. a sealing gasket; 373. a through hole; 4. a heavy metal sedimentation tank; 5. a high-grade oxidation pond; 51. a mounting plate; 52. an ozone generator; 521. an aeration pump; 522. a jet head; 6. a biological reaction tank; 7. a membrane pool; 8. a low temperature nanomembrane evaporator; 9. and (5) collecting a box.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the buried garbage leachate treatment device comprises an adjusting tank 1, a grit chamber 2, a mixing tank 3, a heavy metal sedimentation tank 4, a high-grade oxidation tank 5, a biological reaction tank 6, a membrane tank 7 and a collecting box 9, wherein the adjusting tank 1 is connected with a leachate pipe, a water outlet of the adjusting tank 1 is connected with the grit chamber 2, a water outlet of the grit chamber 2 is connected with the mixing tank 3, a water outlet of the mixing tank 3 is connected with the heavy metal sedimentation tank 4, a water outlet of the heavy metal sedimentation tank 4 is connected with the high-grade oxidation tank 5, a water outlet of the high-grade oxidation tank 5 is connected with the biological reaction tank 6, a water outlet of the biological reaction tank 6 is connected with the membrane tank 7, and a collecting box 9 is arranged on the left side of the adjusting tank 1; the upper end of the mixing tank 3 is also fixed with a transverse plate 31, the right side of the upper end surface of the transverse plate 31 is fixed with a heavy metal precipitant adding tank 32, the left side of the upper end surface of the transverse plate 31 is fixed with an alkali liquor adding tank 33, the lower ends of the alkali liquor adding tank 33 and the heavy metal precipitant adding tank 32 are both connected with a discharging valve port 34 penetrating through the transverse plate 31, the middle position of the upper end surface of the transverse plate 31 is also fixed with a motor 35, the output end of the motor 35 is fixed with a rotating shaft 36, the rotating shaft 36 is connected to the transverse plate 31 in a bearing way, and the rotating shaft 36 is also fixed with a fixed rod 37 at equal angles; the upper end of the advanced oxidation pond 5 is fixed with a mounting plate 51, and an ozone generator 52 is arranged on the mounting plate 51; a low-temperature nano-film evaporator 8 is arranged in the film pool 7.
The regulating tank 1 is also internally connected with a filter plate 11, the filter plate 11 is rotationally connected with the regulating tank 1, and the filter plate 11 is of an inclined structure; the lower end of the left side of the filter plate 11 is also fixed with one end of a spring 12, the other end of the spring 12 is fixed on a fixed plate 13, and the fixed plate 13 is fixed in the regulating tank 1; a filter pad 21 is also fixed in the grit chamber 2 through bolts, and the filter pad 21 is made of activated carbon wrapped by cotton cloth.
When the buried garbage leachate treatment device is used, as shown in fig. 1, 2 and 3, leachate enters the regulating tank 1 through the left water inlet pipe of the regulating tank 1 and falls on the filter plate 11 to be filtered, large-particle impurities such as broken stone in the leachate can be separated, and under the action of gravity and impact force of the leachate, the filter plate 11 can vibrate under the action of the elastic action of the springs 12 and the rotation action of the filter plate 11, so that the broken stone and other impurities on the filter plate 11 can slide into the collecting box 9 to be collected conveniently, filtered leachate enters the sand settling tank 2 through the water outlet of the regulating tank 1 to be precipitated, fine silt in the leachate can be conveniently settled, and water on the upper side after settlement enters the mixing tank 3 through the water outlet of the sand settling tank 2 after being filtered through the filter pad 21.
Stirring rods 361 are also symmetrically fixed on the rotating shaft 36 in a left-right direction, and the stirring rods 361 are obliquely fixed on the rotating shaft 36; the outside of the fixed rod 37 is also fixed with a circular ring 371, a sealing gasket 372 is fixed on the circular ring 371, the sealing gasket 372 slides in contact with the discharging valve port 34, and two groups of through holes 373 penetrating the circular ring 371 are symmetrically fixed on the sealing gasket 372.
After the percolate enters the mixing tank 3, as shown in fig. 1 and 4, an external power supply is used for supplying power to the motor 35, the discharging valve port 34 is opened, the rotating shaft 36, the fixed rod 37 and the circular ring 371 can be driven to rotate under the action of the motor 35, when the discharging valve port 34 is matched with the through hole 373 on the circular ring 371, the alkali liquor and the heavy metal precipitant in the alkali liquor adding tank 33 and the heavy metal precipitant in the heavy metal precipitant adding tank 32 can be added, when the discharging valve port 34 is separated from the through hole 373, the adding is stopped, so that the intermittent quantitative adding of the alkali liquor and the heavy metal precipitant is realized, the heavy metal precipitant and the alkali liquor are mixed with the percolate, the stirring effect of the stirring rod 361 is matched, the uniformity of the mixing of the heavy metal precipitant and the alkali liquor with the percolate can be ensured, the mixed liquid enters the heavy metal precipitant tank 4 for sedimentation of heavy metal impurities, heavy metal and partial salt in the percolate are eliminated, and the settled water enters the advanced oxidation tank 5.
The ozone generator 52 is connected with an aeration pump 521, the aeration pump 521 is connected with a jet head 522 through a conduit, and the jet head 522 is fixed in the advanced oxidation tank 5; the two biological reaction tanks 6 are arranged, the two groups of biological reaction tanks 6 are connected in series, and the biological reaction tanks 6 are filled with hematite with the particle size of 5-10 mm; the low temperature nanomembrane evaporator 8 employs a highly hydrophobic nanomembrane assembly.
After the percolate enters the advanced oxidation tank 5, as shown in fig. 1, an external power supply is used for supplying power to the ozone generator 52 and the aeration pump 521, so that ozone is sprayed out through the air jet head 522 under the action of the aeration pump 521, pollutants in the percolate can be further removed through the catalytic oxidation reaction of the ozone, the percolate after the reaction enters the biological reaction tank 6, the complete oxidation of ammonia nitrogen to nitrogen can be realized through the oxidation of hematite in the biological reaction tank 6, the problems of incomplete removal of nitrate nitrogen and nitrite nitrogen and the like generated by the anaerobic iron ammonia oxidation are solved, the further oxidation of organic matters is realized, the way of continuously converting and oxidizing macromolecular and medium molecular organic matters to micromolecular organic matters is realized, finally the low-energy-consumption low-temperature nano film evaporator 8 is used for further desalting and purifying water quality, and the water outlet can be discharged in a marking way, namely the working principle of the buried garbage percolate treatment device.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a landfill leachate treatment device, includes equalizing basin (1), grit chamber (2), compounding pond (3), heavy metal sedimentation tank (4), advanced oxidation pond (5), biological reaction pond (6), membrane pond (7) and collecting box (9), equalizing basin (1) are connected with the infiltration liquid pipe each other, equalizing basin (1) delivery port is connected with grit chamber (2), grit chamber (2) delivery port is connected with compounding pond (3), compounding pond (3) delivery port is connected with heavy metal sedimentation tank (4), heavy metal sedimentation tank (4) delivery port is connected with advanced oxidation pond (5), advanced oxidation pond (5) delivery port is connected with biological reaction pond (6), biological reaction pond (6) delivery port is connected with membrane pond (7), collecting box (9) have been placed in equalizing basin (1) left side.
The method is characterized in that: the upper end of the mixing tank (3) is also fixedly provided with a transverse plate (31), the right side of the upper end face of the transverse plate (31) is fixedly provided with a heavy metal precipitant adding tank (32), the left side of the upper end face of the transverse plate (31) is fixedly provided with an alkali liquor adding tank (33), the lower ends of the alkali liquor adding tank (33) and the heavy metal precipitant adding tank (32) are both connected with a discharging valve port (34) penetrating through the transverse plate (31), the middle position of the upper end face of the transverse plate (31) is also fixedly provided with a motor (35), the output end of the motor (35) is fixedly provided with a rotating shaft (36), the rotating shaft (36) is connected to the transverse plate (31) in a bearing way, and meanwhile, the rotating shaft (36) is fixedly provided with a fixing rod (37) at equal angles;
the upper end of the advanced oxidation pond (5) is fixedly provided with a mounting plate (51), and an ozone generator (52) is arranged on the mounting plate (51);
a low-temperature nano-film evaporator (8) is arranged in the film pool (7).
2. The landfill leachate treatment device according to claim 1, wherein: the filter plate (11) is further connected in the regulating tank (1), the filter plate (11) is rotationally connected with the regulating tank (1), and the filter plate (11) is of an inclined structure.
3. A landfill leachate treatment apparatus according to claim 2, wherein: one end of a spring (12) is further fixed at the lower end of the left side of the filter plate (11), the other end of the spring (12) is fixed on a fixed plate (13), and the fixed plate (13) is fixed in the regulating tank (1).
4. The landfill leachate treatment device according to claim 1, wherein: a filter pad (21) is fixed in the grit chamber (2) through bolts, and the filter pad (21) is made of cotton cloth-coated activated carbon.
5. The landfill leachate treatment device according to claim 1, wherein: stirring rods (361) are symmetrically fixed on the rotating shaft (36) in a left-right mode, and the stirring rods (361) are obliquely fixed on the rotating shaft (36).
6. The landfill leachate treatment device according to claim 1, wherein: the outside of dead lever (37) still is fixed with ring (371), and is fixed with sealed pad (372) on ring (371) to sealed pad (372) and ejection of compact valve port (34) contact and slide, and the symmetry is fixed with two sets of through-holes (373) that run through ring (371) about still on sealed pad (372) simultaneously.
7. The landfill leachate treatment device according to claim 1, wherein: the ozone generator (52) is connected with an aeration pump (521), the aeration pump (521) is connected with a jet head (522) through a conduit, and the jet head (522) is fixed in the advanced oxidation tank (5).
8. The landfill leachate treatment device according to claim 1, wherein: the two biological reaction tanks (6) are connected in series, and the two groups of biological reaction tanks (6) are filled with hematite with the particle size of 5-10 mm.
9. The landfill leachate treatment device according to claim 1, wherein: the low-temperature nano-film evaporator (8) adopts a nano-film component with high hydrophobicity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320976386.4U CN219907306U (en) | 2023-04-26 | 2023-04-26 | Bury formula landfill leachate processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320976386.4U CN219907306U (en) | 2023-04-26 | 2023-04-26 | Bury formula landfill leachate processing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219907306U true CN219907306U (en) | 2023-10-27 |
Family
ID=88421709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320976386.4U Active CN219907306U (en) | 2023-04-26 | 2023-04-26 | Bury formula landfill leachate processing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219907306U (en) |
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2023
- 2023-04-26 CN CN202320976386.4U patent/CN219907306U/en active Active
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