CN220958491U - Plasma liquid waste treatment device - Google Patents
Plasma liquid waste treatment device Download PDFInfo
- Publication number
- CN220958491U CN220958491U CN202322971377.9U CN202322971377U CN220958491U CN 220958491 U CN220958491 U CN 220958491U CN 202322971377 U CN202322971377 U CN 202322971377U CN 220958491 U CN220958491 U CN 220958491U
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- Prior art keywords
- combustion chamber
- liquid waste
- auxiliary combustion
- plasma
- sealing plate
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- 238000011282 treatment Methods 0.000 title claims abstract description 56
- 239000010808 liquid waste Substances 0.000 title claims abstract description 48
- 238000002485 combustion reaction Methods 0.000 claims abstract description 90
- 238000007789 sealing Methods 0.000 claims abstract description 59
- 239000000779 smoke Substances 0.000 claims abstract description 31
- 239000002893 slag Substances 0.000 claims abstract description 18
- 230000000149 penetrating effect Effects 0.000 claims abstract description 3
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 4
- 229910052760 oxygen Inorganic materials 0.000 claims description 4
- 239000001301 oxygen Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 15
- 239000003546 flue gas Substances 0.000 description 15
- 239000007789 gas Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 4
- 230000008018 melting Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 239000013310 covalent-organic framework Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 239000012621 metal-organic framework Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 231100001240 inorganic pollutant Toxicity 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Gasification And Melting Of Waste (AREA)
Abstract
The utility model provides a plasma liquid waste treatment device, which belongs to the technical field of waste treatment devices and comprises a main combustion chamber, wherein a first plasma generator is fixed in the main combustion chamber, an auxiliary combustion chamber is communicated with the top of the main combustion chamber through a second slag discharge port, the interior of the auxiliary combustion chamber is divided into an upper cavity and a lower cavity through a sealing plate, the sealing plate is rotationally connected with the auxiliary combustion chamber through a rotating shaft, a second plasma generator facing the sealing plate is arranged on the auxiliary combustion chamber, a discharge port is arranged at the top of the auxiliary combustion chamber in a penetrating manner, and two ends of the discharge port are respectively communicated with the main combustion chamber and the auxiliary combustion chamber. The main combustion chamber, the auxiliary combustion chamber and the exhaust pipeline are arranged, the liquid waste is pretreated through the auxiliary combustion chamber, then enters the main combustion chamber for secondary treatment, the treatment efficiency is improved, and smoke generated in the pretreatment process can enter the main combustion chamber for secondary combustion, so that the subsequent secondary treatment cost is reduced.
Description
Technical Field
The utility model relates to the technical field of waste treatment devices, in particular to a plasma liquid waste treatment device.
Background
The thermal plasma technology is a novel technology developed in recent years, has the characteristics of environmental protection, energy conservation, high efficiency and the like, and is one of important ways for treating dangerous wastes, wherein the plasma liquid waste treatment technology is to quickly crack organic pollutants such as dioxin into harmless small molecules by utilizing the high temperature of tens of thousands of degrees generated in the moment of plasma, solidify inorganic pollutants such as heavy metals in glass bodies, and finally obtain the glass bodies which can be used as roadbeds, building materials and the like and have wide application prospect.
However, the heat efficiency of the plasma liquid waste treatment in the prior art is not high, generally 25% -50%, in practical application, auxiliary fuel such as coke needs to be added to improve the heat efficiency, but with the increase of pollutants in discharged flue gas, additional flue gas treatment equipment needs to be additionally arranged, the use cost is increased, and in order to solve the problems, the utility model provides a plasma liquid waste treatment device to meet the demands.
Disclosure of utility model
The utility model aims to solve the problems in the background art and provides a plasma liquid waste treatment device.
The utility model aims to solve the technical problems that the plasma liquid waste treatment device is low in heat efficiency, auxiliary fuel is required to be added to improve the heat efficiency in practical application, and accordingly pollutants in discharged smoke are increased, smoke treatment equipment is required to be additionally arranged, and the use cost is increased.
In order to solve the technical problems, the utility model provides the following technical scheme:
A plasma liquid waste treatment device comprising:
The main combustion chamber is internally fixed with a first plasma generator, the top and the bottom of the main combustion chamber are respectively communicated with a smoke outlet and a first slag discharge port, the top of the main combustion chamber is communicated with an auxiliary combustion chamber through a second slag discharge port, the interior of the auxiliary combustion chamber is divided into an upper cavity and a lower cavity through a sealing plate, the sealing plate is rotationally connected with the auxiliary combustion chamber through a rotating shaft, the rotating shaft is driven by a motor, the inner wall of the auxiliary combustion chamber is fixedly connected with a sealing ring which can be attached to the sealing plate, so that the communication between the upper cavity and the lower cavity is controlled through the sealing plate and the sealing ring, the auxiliary combustion chamber is provided with a second plasma generator which faces the sealing plate, and the top of the auxiliary combustion chamber is provided with a discharge port in a penetrating way;
and two ends of the smoke exhaust pipeline are respectively communicated with the main combustion chamber and the auxiliary combustion chamber.
Preferably, the main combustion chamber and the auxiliary combustion chamber are connected with a vent in a conduction way, and the vent is suitable for introducing air or oxygen.
Preferably, the discharge opening is detachably connected with a sealing cover.
Preferably, the plasma generated by the second plasma generator is at a lower temperature than the plasma generated by the first plasma generator.
Preferably, the sealing ring is provided with a second limiting surface inclined towards the rotating direction of the rotating shaft with respect to the end surface of the sealing plate, and a first limiting surface matched with the second limiting surface is arranged on the sealing plate.
Preferably, the material of the sealing ring is preferably graphite.
Preferably, an opening is formed in the smoke outlet, a baffle is detachably connected to the opening, the magnetic strips are fixedly connected to the joint surfaces of the baffle and the opening, and a handle is fixedly connected to the top of the baffle.
Preferably, the detachable adsorption piece that is connected with on the exhaust port of opening part, fixedly connected with card in the exhaust port holds the board one, the card hold the board one for with the semi-annular structure of exhaust port inner wall laminating, the baffle inner wall just is to the card holds board one end fixedly connected with card holds board two, the card hold the board one with card holds board two can form with the same annular structure of exhaust port inner wall diameter.
Preferably, an electric valve for controlling the opening and closing of the first slag discharging port is arranged at the first slag discharging port.
Compared with the prior art, the utility model has at least the following beneficial effects:
In the above-mentioned scheme, through setting up closing plate, sealing ring, main combustion chamber, auxiliary combustion chamber, exhaust duct, utilize closing plate and sealing ring to block the liquid waste material, avoid the leakage of liquid waste material, then carry out preliminary treatment to the liquid waste material through auxiliary combustion chamber, reentrant main combustion chamber carries out secondary treatment, has improved treatment effeciency, in addition, the flue gas that produces in the preliminary treatment process can get into main combustion chamber and carry out secondary combustion, has reduced follow-up secondary treatment cost.
In the above-mentioned scheme, through setting up the absorbing member, hold the board first, hold the board second, magnetic stripe, the absorbing member can adsorb exhaust harmful gas of exhaust port, avoids harmful gas to discharge to the external world, causes atmospheric pollution, simultaneously, the absorbing member can change to guarantee the absorption efficiency to the harmful gas in the exhaust port.
Drawings
The accompanying drawings, which are incorporated herein and form a part of the specification, illustrate embodiments of the present disclosure and, together with the description, further serve to explain the principles of the disclosure and to enable a person skilled in the pertinent art to make and use the disclosure.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the whole structure of another view of the present utility model;
FIG. 3 is a schematic view showing the internal structures of the main combustion chamber and the auxiliary combustion chamber of the present utility model;
FIG. 4 is a schematic view of the seal cap and seal ring of the present utility model;
FIG. 5 is a schematic view of a part of the structure of the discharge opening, the baffle plate and the adsorbing member of the present utility model;
FIG. 6 is a schematic view showing the internal structure of the discharge opening of the present utility model.
[ Reference numerals ]
1. A main combustion chamber; 2. an auxiliary combustion chamber; 3. a first plasma generator; 4. a smoke exhaust duct; 5. sealing cover; 6. a first slag discharge port; 7. a second plasma generator; 8. a vent; 9. an electric valve; 10. a motor; 11. a smoke outlet; 12. a support plate; 13. a discharge port; 14. a seal ring; 15. a sealing plate; 16. a rotating shaft; 17. a first limiting surface; 18. the second limiting surface; 19. a baffle; 20. a handle; 21. the clamping plate I; 22. a magnetic stripe; 23. an absorbing member; 24. an opening; 25. a second slag discharge port; 26. a second clamping plate; 27. an upper cavity; 28. a lower cavity.
Detailed Description
As shown in fig. 1 to 6, an embodiment of the present utility model provides a plasma liquid waste treatment apparatus, comprising a main combustion chamber 1, wherein a first plasma generator 3 is fixed in the main combustion chamber 1, a smoke exhaust port 11 and a first slag discharge port 6 are respectively connected to the top and the bottom of the main combustion chamber 1, an auxiliary combustion chamber 2 is connected to the top of the main combustion chamber 1 through a second slag discharge port 25, the interior of the auxiliary combustion chamber 2 is divided into an upper cavity 27 and a lower cavity 28 by a sealing plate 15, the sealing plate 15 is rotatably connected with the auxiliary combustion chamber 2 through a rotating shaft 16, the rotating shaft 16 is driven by a motor 10, a sealing ring 14 capable of being attached to the sealing plate 15 is fixedly connected to the inner wall of the auxiliary combustion chamber 2 so as to control the communication between the upper cavity 27 and the lower cavity 28 through the sealing plate 15 and the sealing ring 14, a second plasma generator 7 facing the sealing plate 15 is arranged on the auxiliary combustion chamber 2, a smoke exhaust port 13 is arranged on the top of the auxiliary combustion chamber 2, and two ends of the smoke exhaust pipe 4 are respectively connected to the main combustion chamber 1 and the auxiliary combustion chamber 2.
Specifically, liquid waste enters into the upper cavity 27 of the auxiliary combustion chamber 2 from the discharge port 13, then can be blocked by the sealing plate 15, avoid liquid waste to drop into the lower cavity 28, then plasma generated by the second plasma generator 7 primarily melts liquid waste, drive the rotating shaft 16 to rotate through the motor 10 after melting, the rotating shaft 16 drives the sealing plate 15 to rotate, thereby liquid waste can drop into the lower cavity 28 and drop into the main combustion chamber 1 along the second slag discharge port 25, simultaneously, flue gas generated in the primary melting process of liquid waste of the auxiliary combustion chamber 2 can be discharged into the main combustion chamber 1 from the smoke exhaust pipeline 4, then, secondary treatment is carried out on flue gas discharged from the liquid waste and the smoke exhaust pipeline 4 through the first plasma generator 3, effective substances in the flue gas are further reduced, finally, the residual liquid waste products are discharged along the first slag discharge port 6, the sealing plate 15 and the sealing ring 14 are utilized to block the liquid waste, then the leakage of the liquid waste is avoided, the secondary treatment device is additionally arranged in the auxiliary combustion chamber 2, the secondary treatment device is added into the secondary combustion chamber 1, the practical treatment cost is improved, the practical treatment cost is increased, the secondary treatment device is not required to be increased, the secondary treatment is carried out on the flue gas waste, the secondary treatment is carried out in the secondary treatment device is carried out through the auxiliary combustion device, and the secondary treatment is carried out, the secondary treatment is carried out through the high, and the high-temperature combustion is carried out, and the waste is further the waste is burnt through the plasma is further, the waste is further.
As shown in fig. 1 and fig. 2, in this embodiment, the main combustion chamber 1 and the auxiliary combustion chamber 2 are connected with a vent 8, the vent 8 is suitable for introducing air or oxygen, the discharge port 13 is detachably connected with a sealing cover 5, specifically, the vent 8 can provide oxygen or air required for combustion in the main combustion chamber 1 and the auxiliary combustion chamber 2, so as to ensure sufficient combustion of liquid waste, the sealing cover 5 can prevent flue gas generated after melting the liquid waste from being discharged out of the auxiliary combustion chamber 2, and the amount of the device for entering the main combustion chamber 1 and the sufficient combustion of the flue gas are improved.
As shown in fig. 1 and 2, in the present embodiment, the temperature of the plasma generated by the second plasma generator 7 is lower than that of the plasma generated by the first plasma generator 3, and in particular, the combustion effect on the liquid waste can be improved, the treatment efficiency is improved, and the subsequent secondary treatment cost is reduced.
As shown in fig. 4, in this embodiment, the end surface of the sealing ring 14, which is attached to the sealing plate 15, is provided with a second limiting surface 18 inclined towards the rotation direction of the rotating shaft 16, and the sealing plate 15 is relatively provided with a first limiting surface 17 matched with the second limiting surface 18, specifically, when the sealing plate 15 rotates, the first limiting surface 17 on the sealing plate 15 moves towards the second limiting surface 18 of the sealing ring 14, so that the first limiting surface 17 is attached to the second limiting surface 18, tightness between the sealing plate 15 and the sealing ring 14 is improved, leakage of liquid waste is avoided, and quality of processing the liquid waste is improved; the material of the seal ring 14 is preferably graphite, and may be ceramic fiber, refractory fiber, metal gasket, or the like.
As shown in fig. 5 and 6, in this embodiment, an opening 24 is formed on the smoke outlet 11, a baffle 19 is detachably connected to the opening 24, the joint surfaces of the baffle 19 and the opening 24 are both fixedly connected with a magnetic stripe 22, the top of the baffle 19 is fixedly connected with a handle 20, an adsorption piece 23 is detachably connected to the smoke outlet 11 at the opening 24, a first clamping plate 21 for clamping the adsorption piece 23 is fixedly connected to the inside of the smoke outlet 11, the first clamping plate 21 is of a semi-annular structure which is jointed with the inner wall of the smoke outlet 11, a second clamping plate 26 is fixedly connected to the end surface of the inner wall of the baffle 19, the first clamping plate 21 and the second clamping plate 26 can form an annular structure with the same diameter as the inner wall of the smoke outlet 11, specifically, the adsorption piece 23 can adsorb harmful gas discharged from the smoke outlet 11 to the outside, and cause pollution of the atmosphere, meanwhile, the adsorption piece 23 can be replaced to ensure the adsorption efficiency of the harmful gas in the smoke outlet 11, and in specific operation, the baffle 19 can be removed along the opening 24 by the handle 20, then the first clamping plate 19 is removed along the opening 24, the new clamping plate 23 is then inserted into the corresponding to the first clamping plate 23, and the first clamping plate 23 is then is fixedly connected to the corresponding to the first clamping plate 23, and the second clamping piece 23 is inserted into the corresponding to the first sealing cover 23; it should be noted that, the first clamping plate 21 and the second clamping plate 26 are made of elastic materials, the first clamping plate 21 is relatively arranged at two sides of the absorbing member 23, and the space between the adjacent clamping members is smaller than the thickness of the absorbing member 23, so that the first clamping member and the second clamping member can clamp the absorbing member 23, the stability of the absorbing member 23 at the smoke outlet 11 is improved, and further, the absorbing member 23 can be activated carbon, molecular sieve, metal-organic framework (MOF), covalent Organic Framework (COF) or the like.
As shown in fig. 2, in the present embodiment, an electrically operated valve 9 for controlling the opening and closing of the first slag notch 6 is provided.
Working principle:
Liquid waste enters the upper cavity 27 of the auxiliary combustion chamber 2 from the discharge port 13, then can be blocked by the sealing plate 15, liquid waste is prevented from falling into the lower cavity 28, then plasma generated by the second plasma generator 7 is used for primarily melting the liquid waste, the motor 10 drives the rotating shaft 16 to rotate after melting, the rotating shaft 16 drives the sealing plate 15 to rotate, and accordingly, the liquid waste can fall into the lower cavity 28 and fall into the main combustion chamber 1 along the second slag discharge port 25, simultaneously, flue gas generated in the primary melting process of the liquid waste of the auxiliary combustion chamber 2 can be discharged into the main combustion chamber 1 from the smoke exhaust pipeline 4, then, secondary treatment is carried out on the flue gas discharged from the liquid waste and the smoke exhaust pipeline 4 through the first plasma generator 3, harmful substances in the flue gas are further reduced, finally, the residual liquid waste products are discharged from the smoke exhaust pipe orifice through the first slag discharge port 6, the sealing plate 15 and the sealing ring 14 are used for blocking the liquid waste, leakage of the liquid waste is avoided, and then the auxiliary combustion chamber 2 is used for carrying out the primary treatment on the liquid waste, the primary combustion chamber is additionally provided with the auxiliary combustion chamber 1, the heat treatment device is additionally provided, the heat treatment cost is improved, the secondary treatment cost is not required, the secondary treatment is carried out on the flue gas is increased, the secondary treatment is carried out on the flue gas exhausted from the secondary treatment device, the secondary treatment is carried out on the flue gas, the secondary treatment is carried out in the secondary treatment is carried out by the primary combustion device, and the secondary treatment is carried out, the waste is high in the waste is high, and the waste is required, and the secondary treatment is additionally, the heat treatment is carried out and the waste is high, and the waste is additionally, and the waste treatment is effectively is high and the waste is further is and is high.
Claims (9)
1. A plasma liquid waste treatment apparatus, comprising:
the main combustion chamber (1) is internally fixed with a first plasma generator (3), a smoke outlet (11) and a first slag discharge port (6) are respectively communicated with the top and the bottom of the main combustion chamber (1), an auxiliary combustion chamber (2) is communicated with the top of the main combustion chamber (1) through a second slag discharge port (25), the interior of the auxiliary combustion chamber (2) is divided into an upper cavity (27) and a lower cavity (28) through a sealing plate (15), the sealing plate (15) is rotationally connected with the auxiliary combustion chamber (2) through a rotating shaft (16), the rotating shaft (16) is driven by a motor (10), a sealing ring (14) which can be attached to the sealing plate (15) is fixedly connected with the inner wall of the auxiliary combustion chamber (2), so that the upper cavity (27) and the lower cavity (28) are controlled to be communicated through the sealing plate (15) and the sealing ring (14), a second plasma generator (7) which faces the sealing plate (15) is arranged on the auxiliary combustion chamber (2), and the top of the auxiliary combustion chamber (2) is provided with a material discharge port (13) penetrating through the sealing plate (15).
And the two ends of the smoke exhaust pipeline (4) are respectively communicated with the main combustion chamber (1) and the auxiliary combustion chamber (2).
2. The plasma liquid waste treatment apparatus as claimed in claim 1, wherein: the main combustion chamber (1) and the auxiliary combustion chamber (2) are connected with a vent (8) in a conducting way, and the vent (8) is suitable for introducing air or oxygen.
3. The plasma liquid waste treatment apparatus as claimed in claim 1, wherein: the discharge opening (13) is detachably connected with a sealing cover (5).
4. The plasma liquid waste treatment apparatus as claimed in claim 1, wherein: the plasma generated by the second plasma generator (7) is lower than the plasma generated by the first plasma generator (3).
5. The plasma liquid waste treatment apparatus as claimed in claim 1, wherein: the sealing ring (14) is provided with a second limiting surface (18) inclined towards the rotating direction of the rotating shaft (16) on the end surface, attached to the sealing plate (15), of the sealing plate (15), and a first limiting surface (17) matched with the second limiting surface (18) is arranged on the sealing plate (15) oppositely.
6. The plasma liquid waste treatment apparatus as claimed in claim 5, wherein: the material of the sealing ring (14) is preferably graphite.
7. The plasma liquid waste treatment apparatus as claimed in claim 1, wherein: an opening (24) is formed in the smoke outlet (11), a baffle (19) is detachably connected to the opening (24), magnetic strips (22) are fixedly connected to the joint surfaces of the baffle (19) and the opening (24), and a handle (20) is fixedly connected to the top of the baffle (19).
8. The plasma liquid waste treatment apparatus as claimed in claim 7, wherein: the smoke exhaust port (11) at the opening (24) is detachably connected with an adsorption piece (23), a clamping plate I (21) for clamping the adsorption piece (23) is fixedly connected in the smoke exhaust port (11), the clamping plate I (21) is of a semi-annular structure attached to the inner wall of the smoke exhaust port (11), a clamping plate II (26) is fixedly connected with the end face of the clamping plate I (21) opposite to the inner wall of the baffle (19), and the clamping plate I (21) and the clamping plate II (26) can form an annular structure with the same diameter as the inner wall of the smoke exhaust port (11).
9. The plasma liquid waste treatment apparatus as claimed in claim 7, wherein: an electric valve (9) for controlling the opening and closing of the first slag discharge port (6) is arranged at the first slag discharge port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322971377.9U CN220958491U (en) | 2023-11-03 | 2023-11-03 | Plasma liquid waste treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322971377.9U CN220958491U (en) | 2023-11-03 | 2023-11-03 | Plasma liquid waste treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220958491U true CN220958491U (en) | 2024-05-14 |
Family
ID=91008752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322971377.9U Active CN220958491U (en) | 2023-11-03 | 2023-11-03 | Plasma liquid waste treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220958491U (en) |
-
2023
- 2023-11-03 CN CN202322971377.9U patent/CN220958491U/en active Active
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