CN215403274U - Landfill leachate electrochemical treatment device - Google Patents
Landfill leachate electrochemical treatment device Download PDFInfo
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- CN215403274U CN215403274U CN202121910662.4U CN202121910662U CN215403274U CN 215403274 U CN215403274 U CN 215403274U CN 202121910662 U CN202121910662 U CN 202121910662U CN 215403274 U CN215403274 U CN 215403274U
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Abstract
The application relates to a landfill leachate electrochemical treatment device, and belongs to the field of water treatment equipment. Including constant voltage power supply, the electrolytic bath, be provided with a plurality of water tanks in the electrolytic bath, water tank and advance water piping connection, every is provided with the multiunit electrode pipe down intaking, the electrode pipe includes titanium net negative pole and titanium-containing ceramic positive pole, titanium-containing ceramic positive pole is including the ceramic pipe that is hollow structure, the dense cloth in ceramic pipe surface has the micropore that feeds to inside it, ceramic pipe and the case intercommunication of intaking, the electrolytic bath is provided with the negative pole that is used for electrically conductive being connected of titanium net negative pole and constant voltage power supply negative pole outward and electrically conducts, and be used for electrically conductive being connected of positive pole of titanium-containing ceramic positive pole and constant voltage power supply, electrolytic bath wall intercommunication has the outlet pipe. The application utilizes the three-dimensional electrode structure, greatly improves the electrochemical oxidation efficiency, reduces the energy consumption for degrading organic pollutants, has good economic value, and is suitable for treating the landfill leachate with high organic matter concentration.
Description
Technical Field
The invention relates to the field of water treatment equipment, in particular to an electrochemical treatment device for landfill leachate.
Background
With the rapid development of wastewater treatment technology, most of organic wastewater with simple components and good biodegradability can be effectively controlled through biochemical treatment, however, for some special organic wastewater with high concentration and containing toxic and harmful substances such as papermaking wastewater and electroplating wastewater, especially landfill leachate and the like, the special organic wastewater is difficult to effectively remove only by biological method or membrane treatment, and advanced oxidation technology such as electrochemical oxidation method is required for advanced treatment.
The electrochemical oxidation method is a technology for removing organic pollutants in organic wastewater through a series of electrocatalysis, chemical or physical reactions under the action of an external electric field. The current electrochemical treatment is that organic wastewater is generally injected into an electrolytic cell from a water inlet pipe at one side of the electrolytic cell, an anode plate and a cathode plate in the electrolytic cell are respectively connected with a positive electrode and a negative electrode of an external power supply, and organic pollutants in water are subjected to oxidation-reduction reaction under the action of an electric field formed between the anode plate and the cathode plate so as to be converted into harmless substances.
In contrast, the inventor believes that after the organic wastewater enters the electrolytic cell from one side of the electrolytic cell, the electrochemical reaction degree of the organic wastewater at each position of the electrolytic cell is uneven, and the flowing contact between the organic wastewater and the anode plate is weak, so that the electrochemical oxidation reaction efficiency is low, and the defects of incomplete electrochemical reaction, high reaction energy consumption and the like exist.
SUMMERY OF THE UTILITY MODEL
In order to improve the efficiency to organic waste water electrochemistry oxidation reactions such as landfill leachate, this application provides a landfill leachate electrochemical treatment device.
The application provides a landfill leachate electrochemical treatment device adopts following technical scheme:
the utility model provides a landfill leachate electrochemical treatment device, includes constant voltage power supply, electrolytic cell, its characterized in that, be provided with a plurality of water tanks in the electrolytic cell, be connected with the inlet tube on the water tank, every be provided with multiunit electrode tube under the water tank, the electrode tube includes titanium net negative pole and titanium-containing ceramic positive pole, titanium-containing ceramic positive pole is including the ceramic pipe that is hollow structure, ceramic pipe surface gathers and has the micropore that feeds to its inside, ceramic pipe and water tank intercommunication, the electrolytic cell is provided with the negative pole electrically conductive piece that is used for electrically conductively being connected titanium net negative pole and constant voltage power supply negative pole outward to and be used for with titanium-containing ceramic positive pole electrically conductively being connected's positive pole electrically conductive piece, electrolytic cell wall intercommunication has the outlet pipe.
Adopt above-mentioned technical scheme, carry out electrochemical treatment to organic waste water through setting up titanium-containing ceramic positive electrode and titanium net negative electrode, make organic pollutant in the organic waste water can obtain efficient degradation removal effect, in addition, adopt the ceramic pipe that has microporous structure as the positive pole, organic waste water flows from titanium-containing ceramic positive electrode, the contact mobility of organic waste water with the positive pole has been strengthened, organic waste water sees through the micropore and carries out electrochemical reaction with bigger area of contact, the multiunit is intake the case and is divided into the multiunit with the electrode pipe in the electrolytic bath and intake the processing respectively, make organic waste water electrochemical degradation more even high-efficient, thereby electrochemical reaction efficiency has been improved effectively, reduce organic waste water treatment energy consumption, energy-saving and environmental protection.
Preferably, the titanium mesh cathode electrode is sleeved outside the titanium-containing ceramic anode electrode, a gap is reserved between the titanium mesh cathode electrode and the titanium-containing ceramic anode electrode, and a plurality of meshes are formed in the surface of the titanium mesh cathode electrode.
By adopting the technical scheme, the organic wastewater is fully contacted with the titanium mesh anode electrode after coming out of the ceramic tube containing the titanium ceramic anode electrode, so that the redox reaction efficiency of the organic wastewater in an electric field is improved, the effective contact area of the organic wastewater is further increased by setting meshes, and the treatment effect on the organic wastewater is better.
Preferably, the titanium-containing ceramic anode electrode comprises a threaded titanium pipe connected with two ends of the ceramic pipe, the threaded titanium pipe at the upper end of the ceramic pipe is of a hollow structure and is communicated with the inside of the ceramic pipe, the threaded titanium pipe at the upper end of the ceramic pipe extends into the water inlet tank, and the threaded titanium pipe at the lower end of the ceramic pipe is of a solid structure and extends out of the electrolytic cell to be electrically connected with the anode conductive piece.
By adopting the technical scheme, the titanium-containing ceramic anode electrode can be better installed in an electrolytic cell for water and electricity connection through the threaded titanium pipe.
Preferably, the titanium mesh cathode electrode is connected with a conductive block, the conductive block is conductively connected with a screw rod, and the screw rod extends out of the electrolytic cell and is conductively connected with the cathode conductive piece.
By adopting the technical scheme, the titanium mesh cathode electrode is connected with the screw rod through the conductive block, the structure is simple, and the installation is convenient.
Preferably, the anode conductive piece comprises an anode conductive plate arranged at the outer bottom of the electrolytic cell and a plurality of anode conductive plates connected with the anode conductive plate, a plurality of anode connecting holes for the threaded titanium pipe to penetrate through are formed in the anode conductive plate, an anode nut is assembled on the threaded titanium pipe and is electrically connected with the anode conductive plate, and the anode conductive plate is connected with the anode of the voltage-stabilized power supply.
By adopting the technical scheme, the plurality of titanium-containing ceramic anode electrodes can be electrically connected through the anode conducting strips, and the plurality of anode conducting strips can be connected with the voltage-stabilized power supply through the anode conducting plate, so that the power connection assembly structure of the titanium-containing ceramic anode electrodes is simplified, and the installation efficiency is improved.
Preferably, the cathode conductive piece comprises a cathode conductive plate arranged at the outer bottom of the electrolytic cell and a plurality of cathode conductive pieces connected with the cathode conductive plate, a plurality of cathode connecting holes for the screw rods to penetrate through are formed in the cathode conductive pieces, cathode nuts are assembled on the screw rods and are electrically connected with the cathode conductive pieces, and the cathode conductive plate is connected with the negative electrode of the voltage-stabilized power supply.
By adopting the technical scheme, the screw rods of the plurality of titanium mesh cathode electrodes are in conductive connection through the cathode conducting strips, and the plurality of cathode conducting strips can be connected with the voltage-stabilized power supply through the same cathode conducting plate at the same time, so that the power connection assembly structure of the titanium mesh cathode electrodes is simplified, and the installation efficiency is improved.
Preferably, the case of intaking includes basin and shrouding, the shrouding is detachable installs closing cap basin notch on the basin, the screw thread titanium pipe stretches into the basin tank bottom and is equipped with the nut fixed, advance water piping connection shrouding and intake case intercommunication.
By adopting the technical scheme, the titanium-containing ceramic anode electrode and the water inlet tank are simple to mount and dismount, so that the titanium-containing ceramic anode electrode can be taken out for overhaul or replacement.
Preferably, the water inlet pipe is at least connected with two shunt pipes communicated with each water inlet tank.
By adopting the technical scheme, the titanium-containing ceramic anode electrode connected to each part of the water inlet tank has more uniform water inlet, and is beneficial to fully playing the redox effect of each electrode tube on organic pollutants.
Preferably, including the backwash pump, the backwash pump is connected with the back flow, the back flow that the backwash pump intake the end is connected with the electrolytic bath, the back flow that the backwash pump goes out the water end with advance water piping connection.
By adopting the technical scheme, the reflux ratio of the electrolytic cell can be adjusted when the water quality fluctuates, so that part of treated water flows back to the electrode tube again for further degradation treatment, the water quality of the effluent of the electrolytic cell can be flexibly adjusted, and the electrolytic cell has better applicability.
Preferably, the device comprises a cartridge filter which is connected in front of the water inlet pipe of the electrolytic cell.
By adopting the technical scheme, part of the wastewater containing inorganic pollutants can be pretreated by the security filter, the blocking condition of the electrode tube is reduced, and the maintenance frequency of the electrode tube is reduced.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by using the titanium-containing ceramic anode electrode and the titanium mesh cathode electrode as electrode materials of the electrolytic cell, compared with the traditional graphite electrode, the electrochemical catalytic oxidation effect is more efficient, organic pollutants in organic wastewater can be effectively removed and degraded, and a three-dimensional electrode structure is formed by combining the titanium-containing ceramic anode electrode and the titanium mesh cathode electrode, so that the effective contact area of the organic wastewater is increased, the electrochemical oxidation efficiency is greatly improved, the energy consumption for degrading the organic pollutants is reduced, and the electrochemical catalytic oxidation electrolytic cell has good economic value;
2. by arranging a plurality of groups of water inlet tanks, the electrode tubes in the electrolytic cell are divided into a plurality of groups of water inlet reactions, so that the organic wastewater can more uniformly enter the electrolytic cell, and the electrochemical oxidation reaction of the electrode tubes on organic pollutants is more sufficient and thorough;
3. by arranging the anode conductive piece and the cathode conductive piece, the power connection assembly structure of the electrode tube is simplified, and the installation efficiency of the device is improved.
Drawings
FIG. 1 is a general schematic diagram of an embodiment of the present application;
FIG. 2 is a schematic sectional view of an electrolytic cell in an embodiment of the present application;
FIG. 3 is a schematic view of an electrode tube structure in an embodiment of the present application;
FIG. 4 is a bottom view of the electrolytic cell in the example of the present application.
Description of reference numerals: 1. a water inlet pump; 11. a water inlet pipe; 12. a shunt tube; 2. a cartridge filter; 3. a reflux pump; 31. a return pipe; 4. an electrolytic cell; 5. a water inlet tank; 51. a water tank; 52. closing the plate; 6. an electrode tube; 61. a titanium-containing ceramic anode electrode; 611. a ceramic tube; 612. a threaded titanium tube; 62. a titanium mesh cathode electrode; 621. a conductive block; 622. a screw; 7. an anode conductive member; 71. an anode conductive plate; 72. an anode conducting strip; 73. an anode nut; 8. a cathode conducting member; 81. a cathode conductive plate; 82. a cathode conductive sheet; 83. a cathode nut; 9. a regulated power supply; 10. and (5) discharging a water pipe.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses landfill leachate electrochemical treatment device.
Referring to fig. 1 and 2, the electrochemical treatment device for landfill leachate comprises a water inlet pump 1, a cartridge filter 2, a reflux pump 3, an electrolytic cell 4 and a stabilized voltage power supply 9. The water inlet end of the water inlet pump 1 is connected with an organic wastewater source, the water outlet end of the water inlet pump 1 is connected with the security filter 2, the water outlet end of the security filter 2 is connected with a water inlet pipe 11, the water inlet pipe 11 is connected into the electrolytic cell 4, and the wall of the electrolytic cell 4 is connected with a water outlet pipe 10. The garbage leachate is pumped into a security filter 2 through a water inlet pump 1, inorganic particulate impurities in the garbage leachate are filtered by the security filter 2, then the garbage leachate is conveyed into an electrolytic cell 4 from the security filter 2 through a water inlet pipe 11 to further treat organic pollutants, and finally the garbage leachate is discharged from a water outlet pipe 10 after reaching the standard.
Referring to fig. 1 and 2, in order to adjust the electrooxidation degree of the landfill leachate, the device further comprises a reflux pump 3, the water inlet end and the water outlet end of the reflux pump 3 are connected with a reflux pipe 31, the reflux pipe 31 at the water inlet end of the reflux pump 3 is communicated with the electrolytic cell 4, the reflux pipe 31 at the water outlet end of the reflux pump 3 is connected to the water inlet pipe 11, the reflux ratio is adjusted according to the water quality requirement of effluent, and part of the effluent flows back to the electrolytic cell 4 for recycling treatment again.
Referring to fig. 2, a plurality of water inlet tanks 5 are provided in the electrolytic cell 4, each water inlet tank 5 includes a water tank 51 with an upward opening and a sealing plate 52, and the sealing plate 52 is detachably mounted and connected to the water tank 51 by bolts and nuts. One end of the water inlet pipe 11 close to the electrolytic cell 4 is connected with two shunt pipes 12, each water inlet tank 5 is connected with two shunt pipes 12, and the two shunt pipes 12 are arranged at intervals and connected with the seal plate 52 to be communicated with the water inlet tank 5, so that the garbage percolate flows into the water inlet tank 5 more uniformly.
Referring to fig. 2, each water inlet tank 5 is vertically connected with a plurality of groups of electrode tubes 6, the electrode tubes 6 are arranged in a horizontal row at intervals, each group of electrode tubes 6 comprises a titanium-containing ceramic anode electrode 61 and a titanium mesh cathode electrode 62, and compared with the existing graphite electrode material, the graphite electrode material has the advantages of stable electrochemical reaction, good corrosion resistance, low energy consumption, high-efficiency oxidation effect and the like.
Specifically, referring to fig. 2 and 3, the titanium-containing ceramic cathode electrode includes a ceramic tube 611 and a threaded titanium tube 612 connected to two ends of the ceramic tube 611, the ceramic tube 611 is of a hollow structure, the surface of the ceramic tube 611 is densely distributed with micropores communicated to the inside thereof, the size of the micropores is phi 5 μm, the threaded titanium tube 612 connected to the upper end of the ceramic tube 611 is of a hollow structure communicated with the inside of the ceramic tube 611, the threaded titanium tube 612 at the upper end of the ceramic tube 611 extends into the bottom of the water tank 51 and is fixed by a nut, so that the ceramic tube 611 is communicated with the water tank, and the garbage leachate flows from the water inlet tank 5 into each ceramic tube 611 and flows out of the electrolytic cell 4 through the micropores. The threaded titanium tube 612 connected to the lower end of the ceramic tube 611 is of a solid structure. The threaded titanium tube 612 at the lower end of the ceramic tube 611 extends out of the bottom of the electrolytic cell 4 to be connected with the anode conductive member 7 and is electrically connected with the anode of the stabilized voltage power supply 9.
Referring to fig. 4, the anode conductive member 7 includes an anode conductive plate 71 installed at the bottom outside the electrolytic cell 4, a plurality of anode conductive plates 72 are conductively connected to the anode conductive plate 71, each anode conductive plate 72 corresponds to a position of the same row of threaded titanium tubes 612 in parallel, a plurality of anode connection holes corresponding to the positions of the threaded titanium tubes 612 are formed in the anode conductive plate 72, an anode nut 73 is assembled at the rear end of the threaded titanium tubes 612 penetrating through the anode connection holes, so that the threaded titanium tubes 612 and the anode conductive plates 72 are fixed and conductively connected, and the anode conductive plate 71 is conductively connected to the anode of the regulated power supply 9.
Referring to fig. 2 and 3, the titanium mesh cathode electrode 62 is sleeved outside the titanium ceramic anode electrode and arranged on the same axis as the titanium ceramic anode electrode, a 2cm gap is left between the titanium mesh cathode electrode 62 and the titanium ceramic anode electrode, a plurality of meshes are uniformly arranged on the surface of the titanium mesh cathode electrode 62, the mesh size is phi 10mm, and the garbage leachate flows out of the ceramic pipe 611 and contacts with the titanium mesh cathode electrode 62, and then is discharged into the electrolytic cell 4 through the meshes. One side of the bottom end of the titanium mesh cathode electrode 62 is connected with a conductive block 621, a screw 622 penetrates through the conductive block 621, the arrangement direction of the screw 622 in the same row is parallel to the arrangement direction of the threaded titanium tube 612 in the same row, and the end of the screw 622 extends out of the bottom of the electrolytic cell 4 and is connected with a cathode conductive piece 8 and is in conductive connection with the negative electrode of a stabilized voltage power supply 9.
Referring to fig. 4, the cathode conductive member 8 includes a cathode conductive plate 81 installed at the bottom outside the electrolytic cell 4, a plurality of cathode conductive sheets 82 are conductively connected to the cathode conductive plate 81, each cathode conductive sheet 82 corresponds to the same row of screw rods 622, so that the cathode conductive sheets 82 and the anode conductive sheet 72 are arranged at intervals, a plurality of cathode connection holes corresponding to the positions of the screw rods 622 are formed in the cathode conductive sheets 82, a cathode nut 83 is assembled at the end of the screw rods 622 after penetrating through the cathode connection holes, so that the screw rods 622 and the cathode conductive sheets 82 are fixed and conductively connected, and the cathode conductive plate 81 is conductively connected to the negative electrode of the regulated power supply 9.
The implementation principle of the embodiment of the application is as follows:
the landfill leachate evenly flows out of the water inlet tank 5 to each electrode pipe 6 to the electrolytic cell 4 and seeps out of micropores of the titanium-containing ceramic anode electrode 61, so that organic pollutants of the landfill leachate are fully contacted with the anode, and the titanium mesh cathode electrode 62 sleeved outside the titanium-containing ceramic anode electrode 61 further increases the effective area contacted with the landfill leachate, so that the electrode pipes 6 form a three-dimensional electrode structure, and the reaction efficiency of electrooxidation is greatly improved. In addition, a plurality of groups of electrode tubes 6 are arranged in the same electrolytic cell 4, so that the landfill leachate can still continuously contact with the electrode tubes 6 for continuous reaction after flowing out of the meshes of the titanium mesh cathode electrode 62, and the oxidation effect on the landfill leachate is improved. This application electrochemical treatment device has outstanding effect of getting rid of to indexes such as COD, ammonia nitrogen, colourity, nitrobenzene, aniline in the quality of water, and the landfill leachate that specially adapted handled organic matter concentration is high makes its discharge to reach standard, realizes organic waste water retrieval and utilization requirement, and electrode tube 6 installation among the device is dismantled conveniently, does benefit to the periodic overhaul maintenance, has good practicality.
The above are all preferred embodiments of the present application, and the present embodiment is only explained for the present application, and the protection scope of the present application is not limited by this, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. An electrochemical treatment device for landfill leachate comprises a stabilized voltage power supply (9) and an electrolytic cell (4), and is characterized in that a plurality of water inlet tanks (5) are arranged in the electrolytic cell (4), water inlet pipes (11) are connected to the water inlet tanks (5), a plurality of groups of electrode pipes (6) are arranged below each water inlet tank (5), each electrode pipe (6) comprises a titanium mesh cathode electrode (62) and a titanium-containing ceramic anode electrode (61), each titanium-containing ceramic anode electrode (61) comprises a ceramic pipe (611) with a hollow structure, micropores communicated with the inside of the ceramic pipe (611) are densely distributed on the surface of the ceramic pipe (611), the ceramic pipe (611) is communicated with the water inlet tanks (5), a cathode conductive piece (8) used for electrically connecting the titanium mesh cathode electrode (62) and the cathode of the stabilized voltage power supply (9) is arranged outside the electrolytic cell (4), and an anode conductive piece (7) used for electrically connecting the titanium-containing ceramic anode electrode (61) and the anode of the stabilized voltage power supply (9) is arranged outside the electrolytic cell (4), the wall of the electrolytic cell (4) is communicated with a water outlet pipe (10).
2. The electrochemical treatment device for landfill leachate according to claim 1, wherein the titanium mesh cathode electrode (62) is sleeved outside the titanium-containing ceramic anode electrode (61), a gap is left between the titanium mesh cathode electrode (62) and the titanium-containing ceramic anode electrode (61), and a plurality of meshes are opened on the surface of the titanium mesh cathode electrode (62).
3. The electrochemical treatment device for landfill leachate according to claim 1, wherein the titanium-containing ceramic anode electrode (61) comprises a threaded titanium pipe (612) connected to two ends of the ceramic pipe (611), the threaded titanium pipe (612) at the upper end of the ceramic pipe (611) is of a hollow structure and is communicated with the inside of the ceramic pipe (611), the threaded titanium pipe (612) at the upper end of the ceramic pipe (611) extends into the water inlet tank (5), and the threaded titanium pipe (612) at the lower end of the ceramic pipe (611) is of a solid structure and extends out of the electrolytic cell (4) to be electrically connected with the anode conductive member (7).
4. The electrochemical treatment device for landfill leachate according to claim 1, wherein the titanium mesh cathode (62) is connected with a conductive block (621), the conductive block (621) is connected with a screw (622) in a conductive manner, and the screw (622) extends out of the electrolytic cell (4) and is connected with the cathode conductive member (8) in a conductive manner.
5. The electrochemical treatment device for landfill leachate according to claim 3, wherein the anode conductive member (7) comprises an anode conductive plate (71) installed at the outer bottom of the electrolytic cell (4), and a plurality of anode conductive plates (72) connected with the anode conductive plate (71), the anode conductive plate (72) is provided with a plurality of anode connection holes for the threaded titanium tube (612) to pass through, the threaded titanium tube (612) is provided with an anode nut (73) to be electrically connected with the anode conductive plate (72), and the anode conductive plate (71) is connected with the anode of the regulated power supply (9).
6. The electrochemical treatment device for landfill leachate according to claim 4, wherein the cathode conductive member (8) comprises a cathode conductive plate (81) installed at the outer bottom of the electrolytic cell (4) and a plurality of cathode conductive plates (82) connected with the cathode conductive plate (81), the cathode conductive plate (82) is provided with a plurality of cathode connection holes for the screw rod (622) to penetrate through, the screw rod (622) is provided with a cathode nut (83) electrically connected with the cathode conductive plate (82), and the cathode conductive plate (81) is connected with the negative electrode of the regulated power supply (9).
7. The electrochemical treatment device for landfill leachate according to claim 3, wherein the water inlet tank (5) comprises a water tank (51) and a sealing plate (52), the sealing plate (52) is detachably mounted on the water tank (51) to cover the notch of the water tank (51), the threaded titanium pipe (612) extends into the bottom of the water tank (51) and is provided with a nut for fixing, and the water inlet pipe (11) is connected with the sealing plate (52) and communicated with the water inlet tank (5).
8. The electrochemical treatment device for landfill leachate according to claim 1, wherein the inlet pipe (11) is connected with at least two shunt pipes (12) to communicate with each inlet tank (5).
9. The electrochemical treatment device for landfill leachate according to claim 1, comprising a reflux pump (3), wherein the reflux pump (3) is connected with a reflux pipe (31), the reflux pipe (31) at the water inlet end of the reflux pump (3) is connected with the electrolytic cell (4), and the reflux pipe (31) at the water outlet end of the reflux pump (3) is connected with the water inlet pipe (11).
10. The electrochemical treatment device for landfill leachate according to claim 1, comprising a cartridge filter (2), wherein the cartridge filter (2) is connected in front of the inlet pipe (11) of the electrolytic cell (4).
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| CN202121910662.4U CN215403274U (en) | 2021-08-13 | 2021-08-13 | Landfill leachate electrochemical treatment device |
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| CN202121910662.4U CN215403274U (en) | 2021-08-13 | 2021-08-13 | Landfill leachate electrochemical treatment device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116514233A (en) * | 2023-06-20 | 2023-08-01 | 广州市振达环保产业股份有限公司 | Full quantification treatment device and treatment process for leachate of household garbage landfill |
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2021
- 2021-08-13 CN CN202121910662.4U patent/CN215403274U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116514233A (en) * | 2023-06-20 | 2023-08-01 | 广州市振达环保产业股份有限公司 | Full quantification treatment device and treatment process for leachate of household garbage landfill |
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