CN111892219A - Ammonium sulfate wastewater treatment device for lithium battery recovery - Google Patents
Ammonium sulfate wastewater treatment device for lithium battery recovery Download PDFInfo
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- CN111892219A CN111892219A CN202010621858.5A CN202010621858A CN111892219A CN 111892219 A CN111892219 A CN 111892219A CN 202010621858 A CN202010621858 A CN 202010621858A CN 111892219 A CN111892219 A CN 111892219A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/101—Sulfur compounds
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
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- Organic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses an ammonium sulfate wastewater treatment device for lithium battery recovery, which comprises a supporting mechanism, a filtering mechanism and an evaporation mechanism, wherein the supporting mechanism is used for supporting the ammonium sulfate wastewater; the supporting mechanism comprises a supporting frame, an arc-shaped baffle plate and a connecting rod, the filtering mechanism comprises a filtering tank, a circular bottom plate, a first filtering pipe, a second filtering pipe, a filtering sieve, a vertical connecting plate, a top cover and a push rod, and the evaporating mechanism comprises an evaporating tank, a heat insulating layer, a liquid inlet pipe, an evaporating pipe, a heating wire, a liquid discharge port, a pump machine, a return pipe and a discharge port; the inside installation screen cloth of second filter pipe carries out prefiltration to waste water, later through the filter sieve, carry out the secondary filter, promote the push rod, the push rod can drive the second filter pipe and freely remove in first filter pipe is inside, will remain the waste water in first filter pipe and filter, later through the feed liquor pipe entering evaporating pipe, the heating wire heats the evaporating pipe, waste water after the thermal treatment is discharged from the leakage fluid dram, flow back to the evaporating pipe through the back flow, carry out evaporation treatment once more.
Description
Technical Field
The invention belongs to the technical field of wastewater treatment, and particularly relates to an ammonium sulfate wastewater treatment device for lithium battery recovery.
Background
The use of ammonium sulfate is extremely widespread: the fertilizer is mainly used as a fertilizer and is suitable for various soils and crops; can also be used in textile, leather, medicine and other aspects; the edible ammonium sulfate is prepared by dissolving industrial ammonium sulfate in distilled water, adding arsenic removing agent and heavy metal removing agent, purifying, filtering, evaporating, concentrating, cooling, crystallizing, centrifuging, and drying, and can be used as food additive, dough conditioner, and yeast food.
At present, the method of heating and evaporating water is mainly adopted for treating the ammonium sulfate wastewater, and a multi-effect evaporation concentration system and a mechanical compression type evaporation concentration system are commonly used. However, the energy consumption of the currently adopted method in actual use is very high, although the mechanical compression type evaporation concentration system is greatly improved, the method still causes great expenditure burden to the enterprise wastewater treatment, the equipment runs at high temperature, and the ammonium sulfate has strong corrosivity at high temperature and has high requirements on the maintenance and the repair of the system.
Chinese patent CN107162290A discloses a low-temperature concentration treatment device and method for ammonium sulfate wastewater. Pumping the ammonium sulfate wastewater to be treated to a second heat exchanger by a wastewater pump, carrying out primary precooling on the ammonium sulfate wastewater to be treated through ice crystals on a cold side of the second heat exchanger, and conveying the ammonium sulfate wastewater subjected to primary precooling to a first heat exchanger; the first heat exchanger carries out secondary precooling on the ammonium sulfate wastewater after the primary precooling through the ammonium sulfate wastewater which is subjected to low-temperature concentration at the cold side of the first heat exchanger; the separator cools the ammonium sulfate wastewater after the second precooling; and the cryogenic pump injects the cooled ammonium sulfate wastewater into the refrigerating device.
Disclosure of Invention
In order to overcome the technical problem, the invention provides an ammonium sulfate wastewater treatment device for lithium battery recovery.
The technical problems to be solved by the invention are as follows:
the method for treating the ammonium sulfate wastewater mainly adopts a method of heating and evaporating water, and a common method comprises a multi-effect evaporation concentration system and a mechanical compression type evaporation concentration system, but the method has low treatment efficiency and cannot solve the problem of residual impurities.
The purpose of the invention can be realized by the following technical scheme:
an ammonium sulfate wastewater treatment device for lithium battery recovery comprises a supporting mechanism, a filtering mechanism and an evaporation mechanism;
the supporting mechanism comprises supporting frames, an arc-shaped baffle and a connecting rod, the two supporting frames are vertically arranged on the ground, the two supporting frames are oppositely arranged, the arc-shaped baffle and the connecting rod are both arranged on the supporting frames, the arc-shaped baffle is arranged at the top ends of the supporting frames, the arc-shaped baffle is fixed at the top ends of the supporting frames, and the connecting rod is arranged in the middle of the supporting frames;
the filtering mechanism comprises a filtering tank, a circular bottom plate, a first filtering pipe, a second filtering pipe, a filtering sieve, a vertical connecting plate, a top cover and a push rod, the first filtering pipe, the second filtering pipe, the filtering sieve and the vertical connecting plate are all arranged inside the filtering tank, the circular bottom plate is arranged at one end of the filtering tank, the circular bottom plate is matched with the filtering tank, the top cover is arranged at the other end of the filtering tank, the top cover is connected with the filtering tank through threads, the filtering sieve is arranged between the vertical connecting plate and the top cover, and the push rod penetrates through the upper surface of the filtering tank and is connected with the second filtering;
the evaporation mechanism includes the evaporating pot, the insulating layer, the feed liquor pipe, the evaporating pipe, the heater strip, the leakage fluid dram, the pump machine, back flow and bin outlet, the evaporating pot is installed in filtering the jar below, the evaporating pot passes through the feed liquor union coupling with filtering the jar, evaporating pipe and heater strip are all installed inside the evaporating pot, the evaporating pipe is evenly installed inside the evaporating pot, evaporating pipe one end and feed liquor union coupling, the evaporating pipe other end is connected with the leakage fluid dram, feed liquor pipe surface winding installation heater strip, the evaporating pot surface sets up the insulating layer.
Furthermore, the filtering mechanism and the evaporation mechanism are both arranged on the supporting mechanism, and the filtering mechanism is arranged above the evaporation mechanism.
Furthermore, one end of the first filtering pipe is connected with the circular bottom plate, the other end of the first filtering pipe is connected with the second filtering pipe, one end of the second filtering pipe is installed inside the first filtering pipe, the other end of the second filtering pipe is evenly installed inside the vertical connecting plate, and a screen is installed inside the second filtering pipe.
Furthermore, the back flow is installed on the lower surface of the evaporating pot, the pump is installed on the back flow, a discharge port is formed in one end of the back flow, one end of the back flow is connected with the liquid inlet pipe, and the other end of the back flow is connected with the liquid discharge port.
Further, the processing device processes as follows:
the method comprises the following steps that firstly, a first filter pipe, a second filter pipe, a filter sieve and a vertical connecting plate are all arranged inside a filter tank, a round bottom plate is arranged at one end of the filter tank and matched with the filter tank, a top cover is arranged at the other end of the filter tank and connected with the filter tank through threads, one end of the first filter pipe is connected with the round bottom plate, the other end of the first filter pipe is connected with the second filter pipe, and one end of the second filter pipe is arranged inside the first filter pipe;
uniformly installing evaporation tubes inside an evaporation tank, wherein one end of each evaporation tube is connected with a liquid inlet tube, the other end of each evaporation tube is connected with a liquid outlet, a heating wire is wound on the surface of the liquid inlet tube, a heat insulation layer is arranged on the surface of the evaporation tank, a return tube is installed on the lower surface of the evaporation tank, a pump is installed on the return tube, and a discharge outlet is formed in one end of the return tube;
the third step, let in the ammonium sulfate waste water in first filter tube, the ammonium sulfate waste water passes through the second filter tube, the inside installation screen cloth of second filter tube carries out prefilter to waste water, later through the filter sieve, carry out the secondary filter, promote the push rod, the push rod can drive the inside free movement of second filter tube at first filter tube, the waste water that will remain in first filter tube filters, later get into the evaporating pipe through the feed liquor pipe in, the heater wire heats the evaporating pipe, waste water after the thermal treatment is discharged from the leakage fluid dram, flow back to the evaporating pipe through the back flow, carry out evaporation once more, later discharge from the bin outlet.
The invention has the beneficial effects that:
the invention relates to an ammonium sulfate wastewater treatment device for lithium battery recovery, which comprises a supporting mechanism, a filtering mechanism and an evaporation mechanism, wherein the filtering mechanism and the evaporation mechanism are both arranged on the supporting mechanism, the filtering mechanism is arranged above an evaporation mechanism 3, ammonium sulfate wastewater is introduced into a first filtering pipe in the working process, the ammonium sulfate wastewater passes through the second filter pipe, the screen is arranged in the second filter pipe to primarily filter the wastewater, then the wastewater passes through the filter screen to be secondarily filtered, the push rod is pushed, the push rod can drive the second filter pipe to freely move in the first filter pipe to filter the wastewater remained in the first filter pipe, then the wastewater enters the evaporation pipe through the liquid inlet pipe, the heating wire heats the evaporation pipe, the wastewater after the heating treatment is discharged from the liquid outlet, flows back to the evaporation pipe through the return pipe, is evaporated again and then is discharged from the discharge port.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of an ammonium sulfate wastewater treatment device for lithium battery recovery according to the present invention;
FIG. 2 is a schematic view of the filter mechanism of FIG. 1;
fig. 3 is a schematic structural diagram of the evaporation mechanism in fig. 1.
In the figure: 1. a support mechanism; 11. a support frame; 12. an arc-shaped baffle plate; 13. a connecting rod; 2. a filtering mechanism; 21. a filter tank; 22. a circular base plate; 23. a first filtering pipe; 24. a second filtering pipe; 25. filtering and screening; 26. a vertical connecting plate; 27. a top cover; 28. a push rod; 3. an evaporation mechanism; 31. an evaporator tank; 32. a thermal insulation layer; 33. a liquid inlet pipe; 34. an evaporation tube; 35. heating wires; 36. a liquid discharge port; 37. a pump machine; 38. a return pipe; 39. a discharge outlet.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the ammonium sulfate wastewater treatment device for lithium battery recovery of the present invention comprises a supporting mechanism 1, a filtering mechanism 2 and an evaporation mechanism 3, wherein the filtering mechanism 2 and the evaporation mechanism 3 are both installed on the supporting mechanism 1, and the filtering mechanism 2 is installed above the evaporation mechanism 3;
as shown in fig. 1, the supporting mechanism 1 includes supporting frames 11, arc-shaped baffles 12 and connecting rods 13, the two supporting frames 11 are vertically installed on the ground, the two supporting frames 11 are oppositely arranged, the arc-shaped baffles 12 and the connecting rods 13 are both installed on the supporting frames 11, the arc-shaped baffles 12 are installed at the top ends of the supporting frames 11, the arc-shaped baffles 12 are fixed at the top ends of the supporting frames 11, and the connecting rods 13 are installed at the middle positions of the supporting frames 11;
as shown in fig. 1-2, the filtering mechanism 2 includes a filtering tank 21, a circular bottom plate 22, a first filtering pipe 23, a second filtering pipe 24, a filtering sieve 25, a vertical connecting plate 26, a top cover 27 and a push rod 28, wherein the first filtering pipe 23, the second filtering pipe 24, the filtering sieve 25 and the vertical connecting plate 26 are all installed inside the filtering tank 21, the circular bottom plate 22 is installed at one end of the filtering tank 21, the circular bottom plate 22 is matched with the filtering tank 21, the top cover 27 is installed at the other end of the filtering tank 21, the top cover 27 is connected with the filtering tank 21 through a screw thread, one end of the first filtering pipe 23 is connected with the circular bottom plate 22, the other end of the first filtering pipe 23 is connected with the second filtering pipe 24, one end of the second filtering pipe 24 is installed inside the first filtering pipe 23, the other end of the second filtering pipe 24 is evenly installed inside the vertical connecting plate 26, a screen is installed inside the second filtering pipe, the push rod 28 penetrates through the upper surface of the filter tank 21 and is connected with the second filter pipe 24, and the push rod 28 can drive the second filter pipe 24 to freely move in the first filter pipe 23;
as shown in fig. 1 and 3, the evaporation mechanism 3 includes an evaporation tank 31, a heat insulation layer 32, a liquid inlet pipe 33, an evaporation pipe 34, a heating wire 35, a liquid outlet 36, a pump 37, a return pipe 38 and a material outlet 39, the evaporation tank 31 is installed below the filter tank 21, the evaporation tank 31 is connected with the filter tank 21 through the liquid inlet pipe 33, the evaporation pipe 34 and the heating wire 35 are both installed inside the evaporation tank 31, the evaporation pipe 34 is evenly installed inside the evaporation tank 31, one end of the evaporation pipe 34 is connected with the liquid inlet pipe 33, the other end of the evaporation pipe 34 is connected with the liquid outlet 36, the heating wire 35 is wound on the surface of the liquid inlet pipe 33, the heat insulation layer 32 is arranged on the surface of the evaporation tank 31, the return pipe 38 is installed on the lower surface of the evaporation tank 31, the pump 37 is installed on the return pipe 38, one end of the return pipe 38 is.
The working process of the ammonium sulfate wastewater treatment device for lithium battery recovery is as follows:
firstly, a first filtering pipe 23, a second filtering pipe 24, a filtering sieve 25 and a vertical connecting plate 26 are all arranged inside a filtering tank 21, one end of the filtering tank 21 is provided with a circular bottom plate 22, the circular bottom plate 22 is matched with the filtering tank 21, the other end of the filtering tank 21 is provided with a top cover 27, the top cover 27 is connected with the filtering tank 21 through threads, one end of the first filtering pipe 23 is connected with the circular bottom plate 22, the other end of the first filtering pipe 23 is connected with the second filtering pipe 24, and one end of the second filtering pipe 24 is arranged inside the first filtering pipe 23;
step two, uniformly installing an evaporation pipe 34 inside an evaporation tank 31, wherein one end of the evaporation pipe 34 is connected with a liquid inlet pipe 33, the other end of the evaporation pipe 34 is connected with a liquid outlet 36, a heating wire 35 is wound on the surface of the liquid inlet pipe 33, a heat insulation layer 32 is arranged on the surface of the evaporation tank 31, a return pipe 38 is installed on the lower surface of the evaporation tank 31, a pump 37 is installed on the return pipe 38, and a discharge outlet 39 is arranged at one end of the return pipe 38;
the third step, let in the ammonium sulfate waste water in first filter tube 23, the ammonium sulfate waste water passes through second filter tube 24, the inside screen cloth of second filter tube 24 carries out prefilter to waste water, later through filter sieve 25, carry out the second filtration, promote push rod 28, push rod 28 can drive second filter tube 24 and freely move in first filter tube 23 inside, the waste water that will remain in first filter tube 23 filters, later get into in evaporating pipe 34 through feed liquor pipe 33, heater strip 35 heats evaporating pipe 34, waste water after the heat treatment discharges from leakage fluid dram 36, flow back to evaporating pipe 34 through back flow 38, carry out evaporation treatment once more, later discharge from bin outlet 39.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is illustrative and explanatory only and is not intended to be exhaustive or to limit the invention to the precise embodiments described, and various modifications, additions, and substitutions may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the claims.
Claims (5)
1. An ammonium sulfate wastewater treatment device for lithium battery recovery is characterized by comprising a supporting mechanism (1), a filtering mechanism (2) and an evaporation mechanism (3);
the supporting mechanism (1) comprises supporting frames (11), arc-shaped baffles (12) and connecting rods (13), the two supporting frames (11) are vertically arranged on the ground, the two supporting frames (11) are arranged oppositely, the arc-shaped baffles (12) and the connecting rods (13) are both arranged on the supporting frames (11), the arc-shaped baffles (12) are arranged at the top ends of the supporting frames (11), the arc-shaped baffles (12) are fixed at the top ends of the supporting frames (11), and the connecting rods (13) are arranged in the middle positions of the supporting frames (11);
the filter mechanism (2) comprises a filter tank (21), a circular bottom plate (22), a first filter pipe (23), a second filter pipe (24), a filter sieve (25), a vertical connecting plate (26), a top cover (27) and a push rod (28), wherein the first filter pipe (23), the second filter pipe (24), the filter sieve (25) and the vertical connecting plate (26) are all installed inside the filter tank (21), the circular bottom plate (22) is installed at one end of the filter tank (21), the circular bottom plate (22) is matched with the filter tank (21), the top cover (27) is installed at the other end of the filter tank (21), the top cover (27) is connected with the filter tank (21) through threads, the filter sieve (25) is installed between the vertical connecting plate (26) and the top cover (27), and the push rod (28) penetrates through the upper surface of the filter tank (21) and is connected with the second filter pipe (24);
evaporating mechanism (3) is including evaporating pot (31), insulating layer (32), feed liquor pipe (33), evaporating pipe (34), heater strip (35), drain outlet (36), pump machine (37), back flow (38) and bin outlet (39), install in filtering pot (21) below evaporating pot (31), evaporating pot (31) are connected through feed liquor pipe (33) with filtering pot (21), inside evaporating pipe (34) and heater strip (35) are all installed in evaporating pot (31), inside evaporating pipe (34) evenly installed in evaporating pot (31), evaporating pipe (34) one end is connected with feed liquor pipe (33), the evaporating pipe (34) other end is connected with drain outlet (36), feed liquor pipe (33) surface winding installation heater strip (35), evaporating pot (31) surface sets up insulating layer (32).
2. The ammonium sulfate wastewater treatment device for lithium battery recovery as recited in claim 1, wherein the filtering mechanism (2) and the evaporation mechanism (3) are both mounted on the supporting mechanism (1), and the filtering mechanism (2) is mounted above the evaporation mechanism (3).
3. The ammonium sulfate wastewater treatment device for lithium battery recovery as recited in claim 1, wherein one end of the first filtering pipe (23) is connected with the circular bottom plate (22), the other end of the first filtering pipe (23) is connected with the second filtering pipe (24), one end of the second filtering pipe (24) is installed inside the first filtering pipe (23), the other end of the second filtering pipe (24) is uniformly installed inside the vertical connecting plate (26), and the inside of the second filtering pipe (24) is provided with the screen.
4. The ammonium sulfate wastewater treatment device for lithium battery recovery as recited in claim 1, wherein a return pipe (38) is installed on the lower surface of the evaporation tank (31), a pump (37) is installed on the return pipe (38), one end of the return pipe (38) is provided with a discharge port (39), one end of the return pipe (38) is connected with the liquid inlet pipe (33), and the other end of the return pipe (38) is connected with the liquid discharge port (36).
5. The ammonium sulfate wastewater treatment device for lithium battery recovery as claimed in claim 1, wherein the treatment process of the treatment device is as follows:
the method comprises the following steps that firstly, a first filtering pipe (23), a second filtering pipe (24), a filtering sieve (25) and a vertical connecting plate (26) are installed inside a filtering tank (21), a round bottom plate (22) is installed at one end of the filtering tank (21), the round bottom plate (22) is matched with the filtering tank (21), a top cover (27) is installed at the other end of the filtering tank (21), the top cover (27) is connected with the filtering tank (21) through threads, one end of the first filtering pipe (23) is connected with the round bottom plate (22), the other end of the first filtering pipe (23) is connected with the second filtering pipe (24), and one end of the second filtering pipe (24) is installed inside the first filtering pipe (23);
step two, uniformly installing evaporation tubes (34) inside an evaporation tank (31), connecting one end of each evaporation tube (34) with a liquid inlet tube (33), connecting the other end of each evaporation tube (34) with a liquid outlet (36), winding and installing heating wires (35) on the surface of each liquid inlet tube (33), arranging a heat insulation layer (32) on the surface of the evaporation tank (31), installing a return pipe (38) on the lower surface of the evaporation tank (31), installing a pump machine (37) on the return pipe (38), and arranging a discharge outlet (39) at one end of the return pipe (38);
the third step, let in ammonium sulfate waste water in first filter tube (23), ammonium sulfate waste water passes through second filter tube (24), second filter tube (24) internally mounted screen cloth carries out prefiltration to waste water, later through filter sieve (25), carry out the second time and filter, promote push rod (28), push rod (28) can drive second filter tube (24) at first filter tube (23) inside free movement, the waste water that will remain in first filter tube (23) filters, later get into in evaporating pipe (34) through feed liquor pipe (33), heater strip (35) heat evaporating pipe (34), waste water after the heating treatment is discharged from drain outlet (36), flow back to evaporating pipe (34) through back flow (38), carry out evaporation treatment once more, later discharge from bin outlet (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010621858.5A CN111892219A (en) | 2020-06-30 | 2020-06-30 | Ammonium sulfate wastewater treatment device for lithium battery recovery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010621858.5A CN111892219A (en) | 2020-06-30 | 2020-06-30 | Ammonium sulfate wastewater treatment device for lithium battery recovery |
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| Publication Number | Publication Date |
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| CN111892219A true CN111892219A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010621858.5A Withdrawn CN111892219A (en) | 2020-06-30 | 2020-06-30 | Ammonium sulfate wastewater treatment device for lithium battery recovery |
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| CN (1) | CN111892219A (en) |
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| CN103771642A (en) * | 2014-01-09 | 2014-05-07 | 杭州蓝然环境技术有限公司 | Recycling method for saponified ammonium-sulfate wastewater in rare soil |
| CN105000740A (en) * | 2015-07-16 | 2015-10-28 | 广州市心德实业有限公司 | Garbage leachate treatment process and system |
| CN205995094U (en) * | 2016-06-13 | 2017-03-08 | 刘芯瑜 | A kind of new chemical test tube defecator |
| CN208327404U (en) * | 2018-06-13 | 2019-01-04 | 环境保护部南京环境科学研究所 | A kind of system recycling ammonium sulfate from dye industry spent acid |
| CN208426735U (en) * | 2018-06-17 | 2019-01-25 | 福建福科环保科技有限公司 | A kind of pig farm block-resistant type sewage-treatment plant |
| CN110743222A (en) * | 2019-10-16 | 2020-02-04 | 广州江水清智能科技有限公司 | Piston type filter and piston type filtering system |
| CN210021232U (en) * | 2019-05-21 | 2020-02-07 | 江苏科伦多食品配料有限公司 | Ammonium sulfate crystallization device for chemical production |
| CN210674465U (en) * | 2019-06-26 | 2020-06-05 | 昌邑新澳化工有限公司 | Ammonium sulfate recovery system |
-
2020
- 2020-06-30 CN CN202010621858.5A patent/CN111892219A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103771642A (en) * | 2014-01-09 | 2014-05-07 | 杭州蓝然环境技术有限公司 | Recycling method for saponified ammonium-sulfate wastewater in rare soil |
| CN105000740A (en) * | 2015-07-16 | 2015-10-28 | 广州市心德实业有限公司 | Garbage leachate treatment process and system |
| CN205995094U (en) * | 2016-06-13 | 2017-03-08 | 刘芯瑜 | A kind of new chemical test tube defecator |
| CN208327404U (en) * | 2018-06-13 | 2019-01-04 | 环境保护部南京环境科学研究所 | A kind of system recycling ammonium sulfate from dye industry spent acid |
| CN208426735U (en) * | 2018-06-17 | 2019-01-25 | 福建福科环保科技有限公司 | A kind of pig farm block-resistant type sewage-treatment plant |
| CN210021232U (en) * | 2019-05-21 | 2020-02-07 | 江苏科伦多食品配料有限公司 | Ammonium sulfate crystallization device for chemical production |
| CN210674465U (en) * | 2019-06-26 | 2020-06-05 | 昌邑新澳化工有限公司 | Ammonium sulfate recovery system |
| CN110743222A (en) * | 2019-10-16 | 2020-02-04 | 广州江水清智能科技有限公司 | Piston type filter and piston type filtering system |
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