CN212425760U - Chemical nickel plating effluent treatment plant - Google Patents
Chemical nickel plating effluent treatment plant Download PDFInfo
- Publication number
- CN212425760U CN212425760U CN202021089557.4U CN202021089557U CN212425760U CN 212425760 U CN212425760 U CN 212425760U CN 202021089557 U CN202021089557 U CN 202021089557U CN 212425760 U CN212425760 U CN 212425760U
- Authority
- CN
- China
- Prior art keywords
- water
- nickel plating
- chemical nickel
- evaporator
- precipitator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The utility model relates to a chemical nickel plating wastewater treatment device, which comprises a precipitator, wherein the bottom of the precipitator is connected with a filter press; the middle part of the precipitator is connected with a neutralization pond; the bottom of the neutralization tank is connected with the top of the evaporator; the top of the neutralization tank is also connected with a cleaning wastewater inlet pipe; the bottom of the evaporator is provided with a heater, and the heater is connected with the solar cell through a lead; the top of the evaporator is also connected with a water storage tank through a plurality of condensing pipelines, and condensing jackets are arranged on the peripheries of the condensing pipelines; and a water outlet pipe is arranged at the bottom of the water storage tank. The device of the utility model can utilize solar energy to provide electric energy, and the zero energy consumption is realized in the processing process. The equipment investment is less, the production cost is low, and the operability is strong. Can completely realize zero discharge of waste water and waste gas, and the waste water generated in the treatment process is completely recycled.
Description
Technical Field
The utility model relates to a chemical nickel plating waste water treatment technical field specifically indicates a chemical nickel plating waste water treatment device.
Background
Electroless plating is also called electroless plating, and refers to a process in which metal ions in an aqueous solution are reduced by a reducing agent under certain conditions and are precipitated onto the surface of a solid substrate. The chemical nickel plating wastewater has the following characteristics: firstly, the nickel-containing heavy metal, secondly the high concentration of organic matter (COD) and thirdly the complex composition. At present, the treatment methods of the chemical nickel plating wastewater mainly comprise the following steps: flocculation separation, physical adsorption, microbiological treatment, SBR sludge treatment, etc. These methods are expensive, have poor operability and are not satisfactory. The existing treatment method does not classify the waste water generated by chemical nickel plating but directly and uniformly treats the waste water, the waste water treatment energy consumption is high, the zero discharge of the waste water can not be realized, and the waste water can not be recycled. Application No. 200810060229.9 discloses a method for recovering nickel salt in nickel electroplating wastewater, but the method recycles the wastewater and the energy consumption of the device is higher. Application No. 201711434853.6 discloses a method for treating wastewater from chemical nickel plating, which is a method for recovering and utilizing waste water, but the method is complicated and tedious in nickel salt recovery treatment, is not suitable for large-scale application, and has high energy consumption in the wastewater treatment process. Therefore, the chemical nickel plating wastewater treatment device which completely realizes zero discharge of wastewater and waste gas, recycles precious metals and water resources, adopts renewable energy sources for heating, is green and environment-friendly, has low equipment investment, low production cost, strong operability and good treatment effect is needed at present.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art not enough, provide one kind and accomplish waste water waste gas zero release, utilize renewable energy, waste water recovery in-process energy consumption is little, the equipment investment is few, low in production cost, the chemical nickel plating effluent treatment plant of maneuverability is strong.
The utility model is realized by the following technical proposal,
the utility model provides a chemical nickel plating wastewater treatment device, which comprises a precipitator, wherein the top of the precipitator is provided with a nickel plating wastewater inlet, the bottom of the precipitator is connected with a filter press through a first pipeline, and the first pipeline is provided with a first valve; the middle part of the precipitator is connected with the neutralization tank through a second pipeline, and a second valve is arranged on the second pipeline; the bottom of the neutralization tank is connected with the top of the evaporator through a third pipeline, and a third valve is arranged on the third pipeline; the top of the neutralization tank is also connected with a cleaning wastewater inlet pipe, and a fourth valve is arranged on the cleaning wastewater inlet pipe; the bottom of the evaporator is provided with a heater, the heater is connected with a solar battery through a lead, and the solar battery is connected with a plurality of solar heat collectors; the top of the evaporator is also connected with a water storage tank through a plurality of condensing pipelines, the condensing pipelines are obliquely arranged, and the included angle between each condensing pipeline and the horizontal plane is 5-10 degrees; one end of the condensation pipeline close to the evaporator is higher than one end of the condensation water pipe close to the water storage tank; a condensation jacket is arranged on the periphery of the condensation pipeline; one end of the condensation jacket close to the evaporator is provided with a condensed water outlet which is connected with the top of the water storage tank through a condensed water outlet pipe; a condensate water inlet is formed in one end, close to the water storage tank, of the condensation jacket, the condensate water inlet is connected with the bottom of the water storage tank through a condensate water inlet pipe, and a condenser and a first pressure pump are sequentially arranged on the condensate water inlet pipe; a water inlet pipe is arranged at the top of the water storage tank, a water outlet pipe is arranged at the bottom of the water storage tank, and a fifth valve is arranged on the water outlet pipe; and a plurality of stirrers are arranged in the precipitator and the neutralizing tank.
The comdenstion water inlet sets up at condensation cover top, and the comdenstion water delivery port sets up in condensation cover bottom, and the comdenstion water is pressed from both sides the cover bottom and is removed to the top from condensation, can be full of whole clamp cover, and the condensation is effectual.
Preferably, the precipitator is an inclined plate precipitator.
Preferably, the filter press is a micro-porous precision filter press. And (4) conveying the nickel salt subjected to filter pressing dehydration to a relevant mechanism to refine the metal nickel.
Preferably, the water outlet of the filter press is connected with the top of the neutralization tank through a filter press water outlet pipe, and a second pressure pump is arranged on the filter press water outlet pipe. The filter pressing water outlet pipe can be directly connected with the neutralization pond and also can be connected with a second pipeline, and a connecting interface is positioned behind the second valve.
Further, the stirrer, the filter press, the condenser, the first pressure pump and the second pressure pump are all connected with the solar cell through leads. The heat energy collected by the solar thermal collector is converted into electric energy to be input into the solar cell, so that the electric energy can be provided for a heater of the evaporator, and can also be provided for a precipitator, a stirrer in the neutralization pond and a filter press, and the energy consumption is really 0. The wire is connected with the control motor of the stirrer and provides electric energy for the rotation of the stirrer.
Preferably, a slag and sludge outlet pipe is arranged at the bottom of the evaporator, and a sixth valve is arranged on the slag and sludge outlet pipe.
Further, the sludge outlet pipe is connected with a filter press. And after the neutralized liquid is evaporated, the condensed water is recycled, the remaining sludge is discharged to a filter press through a sludge outlet pipe for filter pressing and dehydration, and the obtained solid is sent to a relevant mechanism for harmless treatment.
Preferably, the solar thermal collector is a solar panel.
Preferably, the distance from the top of the water storage tank to the horizontal plane is smaller than the distance from the top of the evaporator to the horizontal plane. Because the condenser pipe slope sets up, the one end that is close to the evaporimeter is higher, and the water storage tank is less than the multiplicable condensing speed of evaporimeter, improves condensation efficiency.
The utility model has the advantages that:
1. the device of the utility model can utilize the solar heat collector to provide electric energy for the evaporator, the stirrer, the filter press, the condenser and the first pressure pump, and the zero energy consumption is realized in the processing process.
2. The device of the utility model has the advantages of less investment, low production cost and strong operability.
3. The utility model discloses a device can accomplish waste water, waste gas zero release completely, and the whole recovery of waste water that produces in the processing procedure is recycled, still can regard as the comdenstion water to cool off vapor after the vapor condensation that evaporates in the evaporimeter simultaneously, make full use of retrieves waste water.
Drawings
FIG. 1 is a schematic structural view of the present invention;
shown in the figure:
1. the solar energy nickel plating system comprises a precipitator, a neutralization pond, a 3 evaporator, a 4 water storage tank, a 5 solar heat collector, a 6 stirrer, a 7 conducting wire, a 8 filter press, a 9 condensing pipeline, a 11 nickel plating wastewater inlet, a 12 second pipeline, a 13 second valve, a 14 first pipeline, a 15 first valve, a 21 cleaning wastewater inlet pipe, a 22 fourth valve, a 23 third pipeline, a 24 third valve, a 31 heater, a 32 slag mud outlet pipe, a 33 sixth valve, a 41 water inlet pipe, a 42 water outlet pipe, a 43 fifth valve, a 51 solar cell, a 81 filter press water outlet pipe, a 82 second pressure pump, a 91 condensing jacket, a 92 condensed water inlet pipe, a 93 condensed water outlet pipe, a 94 condensed water inlet, a 95 condensed water outlet, a 96 condenser, a 97 first pressure pump.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
Description of terms: the nickel-containing wastewater in the application is nickel-plating wastewater generated in the chemical nickel-plating process;
the cleaning wastewater in the application is the wastewater containing the cleaning agent generated by cleaning the nickel-plated product.
As described in the background art, the existing chemical nickel plating wastewater treatment device consumes much energy and can not recycle all the wastewater. The chemical nickel plating wastewater treatment process is eight-door, and the treatment process is complicated, so that the treatment process cannot be popularized in a large scale; more reagents need to be added in the treatment process, the treatment cost is increased, and the method is not suitable for large-scale treatment of the chemical nickel plating wastewater.
Based on this, the utility model provides a chemical nickel plating effluent treatment plant. As shown in fig. 1, the device comprises a precipitator 1, wherein the top of the precipitator 1 is provided with a nickel plating wastewater inlet 11, the bottom of the precipitator 1 is connected with a filter press 7 through a first pipeline 14, and a first valve 15 is arranged on the first pipeline 14; the middle part of the precipitator 1 is connected with the neutralization tank 2 through a second pipeline 12, and a second valve 13 is arranged on the second pipeline 12; the bottom of the neutralization tank 2 is connected with the top of the evaporator 3 through a third pipeline 23, and a third valve 24 is arranged on the third pipeline 23; the top of the neutralization pond 2 is also connected with a cleaning wastewater inlet pipe 21, and a fourth valve 22 is arranged on the cleaning wastewater inlet pipe 21; the bottom of the evaporator 3 is provided with a heater 31, the heater 31 is connected with a solar battery 51 through a lead 7, and the solar battery 51 is connected with a plurality of solar heat collectors 5; the top of the evaporator 3 is also connected with the water storage tank 4 through a plurality of condensation pipelines 9, the condensation pipelines 9 are arranged in an inclined mode, and an included angle between each condensation pipeline 9 and the horizontal plane is 5-10 degrees; one end of the condensing pipeline 9 close to the evaporator 3 is higher than one end of the condensing water pipe close to the water storage tank 4; a condensing jacket 91 is arranged on the outer periphery of the condensing pipeline 9; a condensed water outlet 95 is arranged at one end of the condensing jacket 91 close to the evaporator 3, and the condensed water outlet 95 is connected with the top of the water storage tank 4 through a condensed water outlet pipe 93; a condensed water inlet 94 is formed in one end, close to the water storage tank 4, of the condensation jacket 91, the condensed water inlet 94 is connected with the bottom of the water storage tank 4 through a condensed water inlet pipe 92, and a condenser 96 and a first pressure pump 97 are sequentially arranged on the condensed water inlet pipe 92; the top of the water storage tank 4 is provided with a water inlet pipe 41, the bottom of the water storage tank is provided with a water outlet pipe 42, and the water outlet pipe 42 is provided with a fifth valve 43.
A plurality of stirrers 6 are arranged in the precipitator 1 and the neutralizing tank 2. The precipitator 1 is an inclined plate precipitator 1. The filter press 7 is a micropore precision filter press 7. The water outlet of the filter press 7 is connected with the top of the neutralizing tank 2 through a filter press water outlet pipe 81, and a second pressure pump 82 is arranged on the filter press water outlet pipe 81. The stirrer 6, the filter press 7, the condenser 96, the first pressurizing pump 97 and the second pressurizing pump 82 are connected to the solar cell 51 through the lead 7. The bottom of the evaporator 3 is provided with a slag-sludge outlet pipe 32, and the slag-sludge outlet pipe 32 is provided with a sixth valve 33. The sludge outlet pipe 32 is connected to the filter press 7. The solar heat collector 5 is a solar panel. The distance from the top of the water storage tank 4 to the horizontal plane is less than the distance from the top of the evaporator 3 to the horizontal plane.
The device is adopted to provide electric energy for all electric equipment through the solar heat collector 5, so that zero energy consumption is realized in the treatment process. The nickel plating wastewater is separated by a precipitator 1 to respectively obtain flocculent nickel salt precipitate and salt-containing wastewater. The nickel salt precipitate and the slag mud at the bottom of the evaporator 3 are subjected to filter pressing, so that the nickel salt in the chemical nickel plating wastewater and inorganic matters and organic matters in the wastewater can be respectively subjected to filter pressing to form solid, and the solid can be sent to relevant mechanisms for harmless treatment or nickel extraction and reutilization. The waste water separated by the precipitator 1 is evaporated and condensed after neutralization and then recycled. The liquid obtained by filter pressing can be sent into the neutralization tank 2 for evaporation and recycling. Meanwhile, the liquid after evaporation and condensation can also be used as condensed water to condense and evaporate water vapor, and the water in the water storage tank 4 enters the condensed water inlet pipe 92, is condensed by the condenser 96 and then is pumped into the condensed water inlet 94 by the first pressure pump 97 for cyclic utilization, so that the recovered liquid is fully utilized. This application is categorised chemical nickel plating waste water, brings the washing waste water that contains ordinary cleaner into the processing, accomplishes really that all waste water are all retrieved.
In order to make the technical solutions of the present application more clearly understood by those skilled in the art, the technical solutions of the present application will be described in detail below with reference to specific embodiments. If the experimental conditions not specified in the examples are specified, the conditions are generally conventional or recommended by the reagent company; reagents, consumables, and the like used in the following examples are commercially available unless otherwise specified.
Examples
(1) Putting the nickel-containing wastewater into a precipitator 1, adding 30% by mass of sodium carbonate to adjust the pH value to 11-12, uniformly mixing, standing to obtain an upper salt-containing solution and a lower flocculent nickel salt precipitate, opening a first valve 15, feeding the flocculent nickel salt precipitate into a filter press 7 through a first pipeline 14, dehydrating to obtain a solid, and collecting and sealing the solid;
(2) opening a fourth valve 22, and enabling the cleaning wastewater to enter the neutralization tank 2 through a cleaning wastewater inlet pipe 21; opening a second valve 13, sending the salt-containing solution obtained in the step (2) into a neutralization tank 2 through a second pipeline 12 in the middle of the precipitator 1, opening a stirrer 6 to mix the liquid in the neutralization tank 2, and adding an alkaline agent or an acid agent to adjust the pH value of the liquid to 6.5-7.5 to obtain a neutralization solution;
(3) feeding the neutralized liquid into an evaporator 3, providing electric energy for a heater 31 of the evaporator 3 through a solar heat collector 5 to heat and evaporate the neutralized liquid, simultaneously opening a water inlet pipe 41 at the top of a water storage tank 4, feeding cold water required for condensation, stopping water feeding, and condensing steam evaporated from the neutralized liquid through a condensate pipe and then feeding the condensed steam into a liquid storage tank; the condenser 96 is opened, water in the liquid storage tank enters the condenser 96 through the bottom of the liquid storage tank for condensation, then enters the condensed water inlet 94 through the first pressure pump 97, enters the water storage tank 4 from the condensed water outlet 95 through the condensed water pipe after the internal circulation of the condensation jacket 91, after the evaporation is finished, the fifth valve 43 on the water outlet pipe 42 is opened, and the water in the water storage tank 4 is recovered through the water outlet pipe 42. During recovery, a small part of water in the water storage tank 4 is reserved as condensed water for next evaporation, so that additional water is not needed to be added for condensation water during evaporation again, and the purpose of fully utilizing the recovered waste water is really achieved.
Comparative example (example of a method for treating electroless nickel plating wastewater having application No. 201711434853.6)
a. Oxidizing hypophosphite ions in the chemical nickel plating aging solution into orthophosphate ions and breaking complexes in the chemical nickel plating aging solution by adopting a Fenton reaction, adjusting the pH value of the chemical nickel plating rinsing wastewater to 2-3, and adding hydrogen peroxide to break the complexes, so as to reduce the chemical oxygen demand in the chemical nickel plating aging solution and the chemical nickel plating rinsing wastewater;
b. b, flocculating heavy metal ions in the chemical nickel plating aging solution and the chemical nickel plating rinsing wastewater treated in the step a, performing solid-liquid separation on a flocculation mixture of the chemical nickel plating aging solution to obtain a first solid and a first solution, and performing solid-liquid separation on the flocculation mixture of the chemical nickel plating rinsing wastewater to obtain a second solid and a second solution;
c. b, filtering the solution II in the step b to obtain fresh water and concentrated water, wherein the fresh water is recycled;
d. and (c) carrying out evaporation concentration crystallization treatment on the solution I obtained in the step (b) and the concentrated water obtained in the step (c) to obtain evaporation condensate and solid salt, wherein the evaporation condensate is recycled, and the solid salt is discarded.
The Fenton reaction in the step a comprises the following steps: adjusting the pH value of the chemical nickel-plating aging solution to 2-3, adding ferrous sulfate and hydrogen peroxide, and stirring.
The flocculation treatment in the step b comprises the following steps: b, adjusting the chemical nickel plating aging solution treated in the step a to be neutralized
And (3) adding polyaluminium chloride and polyacrylamide into the chemical nickel plating aging solution and the chemical nickel plating rinsing wastewater respectively when the pH value of the chemical nickel plating rinsing wastewater is 10-12 and the heavy metal capture agent is added until the precipitate is not increased.
And c, filtering the solution II in the step c by sand filtration and activated carbon filtration, sequentially passing through a bag filter and a resin softener, and finally obtaining fresh water by ultrafiltration and secondary reverse osmosis.
And the conductivity of the solution II before the second reverse osmosis is started is not more than 5000 mus/cm.
And c, performing solid-liquid separation on the chemical nickel plating aging liquid flocculation mixture and the chemical nickel plating rinsing wastewater flocculation mixture in the step b through a plate and frame filter press.
And d, evaporating, concentrating and crystallizing the solution I and the concentrated water in the step d by using a three-effect multi-stage evaporator 3.
One ton of nickel plating wastewater was treated by the methods of examples and comparative examples, and the recovery rate of nickel, the recovery rate of wastewater, the energy consumption, and the treatment cost are shown in Table 1.
TABLE 1
| Item | Recovery ratio of nickel% | The recovery rate of the waste water is high | Energy consumption kwh | Cost per ton of treatment |
| Examples | 98.6 | 100 | 0 | 40～60 |
| Comparative example | 99.999 | 100 | 5.5 | 300～500 |
As can be seen from Table 1, the recovery rate of nickel was slightly lower with the example method than with the comparative example method, because the comparative example treated nickel plating wastewater with a series of chemical reagents and various equipments, the recovery rate of nickel was high. The wastewater recovery rate of the embodiment is the same as that of the comparative example, but the energy consumption is 0, which is far lower than that of the comparative example, only a small amount of alkaline agent and agent for regulating neutralizing liquid are used in the embodiment, the cost is low, the comparative example not only consumes much electricity, but also uses a large amount of agent, and also uses ultrafiltration and secondary reverse osmosis, and the replacement of the filter membrane also increases the cost. Therefore, adopt the utility model discloses a zero energy consumption can be accomplished to handle to processing technology and device, and waste water is whole to be retrieved, and does not have the waste gas and produce. Is suitable for large-scale treatment of chemical nickel plating wastewater and has wide application prospect.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (9)
1. The utility model provides a chemical nickel plating effluent treatment plant which characterized in that: the device comprises a precipitator, wherein a nickel plating wastewater inlet is formed in the top of the precipitator, the bottom of the precipitator is connected with a filter press through a first pipeline, and a first valve is arranged on the first pipeline; the middle part of the precipitator is connected with the neutralization tank through a second pipeline, and a second valve is arranged on the second pipeline; the bottom of the neutralization tank is connected with the top of the evaporator through a third pipeline, and a third valve is arranged on the third pipeline; the top of the neutralization tank is also connected with a cleaning wastewater inlet pipe, and a fourth valve is arranged on the cleaning wastewater inlet pipe; the bottom of the evaporator is provided with a heater, the heater is connected with a solar battery through a lead, and the solar battery is connected with a plurality of solar heat collectors; the top of the evaporator is also connected with a water storage tank through a plurality of condensing pipelines, the condensing pipelines are obliquely arranged, and the included angle between each condensing pipeline and the horizontal plane is 5-10 degrees; one end of the condensation pipeline close to the evaporator is higher than one end of the condensation water pipe close to the water storage tank; a condensing jacket is arranged on the periphery of the condensing pipeline; one end of the condensation jacket close to the evaporator is provided with a condensed water outlet which is connected with the top of the water storage tank through a condensed water outlet pipe; a condensate water inlet is formed in one end, close to the water storage tank, of the condensation jacket, the condensate water inlet is connected with the bottom of the water storage tank through a condensate water inlet pipe, and a condenser and a first pressure pump are sequentially arranged on the condensate water inlet pipe; a water inlet pipe is arranged at the top of the water storage tank, a water outlet pipe is arranged at the bottom of the water storage tank, and a fifth valve is arranged on the water outlet pipe; and a plurality of stirrers are arranged in the precipitator and the neutralizing tank.
2. An apparatus for treating waste water from chemical nickel plating process according to claim 1, characterized in that: the precipitator is an inclined plate precipitator.
3. An apparatus for treating waste water from chemical nickel plating process according to claim 1, characterized in that: the filter press is a micropore precision filter press.
4. An apparatus for treating waste water from chemical nickel plating process according to claim 1, characterized in that: the water outlet of the filter press is connected with the top of the neutralization tank through a filter pressing water outlet pipe, and a second pressure pump is arranged on the filter pressing water outlet pipe.
5. An apparatus for treating waste water from chemical nickel plating process according to claim 4, characterized in that: the stirrer, the filter press, the condenser, the first pressure pump and the second pressure pump are all connected with the solar cell through leads.
6. An apparatus for treating waste water from chemical nickel plating process according to claim 1, characterized in that: and a slag-sludge outlet pipe is arranged at the bottom of the evaporator, and a sixth valve is arranged on the slag-sludge outlet pipe.
7. An apparatus for treating waste water from chemical nickel plating process according to claim 6, characterized in that: and the slag and mud outlet pipe is connected with a filter press.
8. An apparatus for treating waste water from chemical nickel plating process according to claim 1, characterized in that: the solar heat collector is a solar panel.
9. An apparatus for treating waste water from chemical nickel plating process according to claim 1, characterized in that: the distance between the top of the water storage tank and the horizontal plane is smaller than the distance between the top of the evaporator and the horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021089557.4U CN212425760U (en) | 2020-06-15 | 2020-06-15 | Chemical nickel plating effluent treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021089557.4U CN212425760U (en) | 2020-06-15 | 2020-06-15 | Chemical nickel plating effluent treatment plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212425760U true CN212425760U (en) | 2021-01-29 |
Family
ID=74272054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021089557.4U Active CN212425760U (en) | 2020-06-15 | 2020-06-15 | Chemical nickel plating effluent treatment plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212425760U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111499080A (en) * | 2020-06-15 | 2020-08-07 | 徐州泰斗金属科技有限公司 | Chemical nickel plating wastewater treatment process and device |
-
2020
- 2020-06-15 CN CN202021089557.4U patent/CN212425760U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111499080A (en) * | 2020-06-15 | 2020-08-07 | 徐州泰斗金属科技有限公司 | Chemical nickel plating wastewater treatment process and device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107399876B (en) | A kind of processing method of high ammonia-nitrogen wastewater | |
| CN109319998B (en) | Near-zero emission treatment system and process for ternary precursor material production wastewater | |
| CN114105392A (en) | Iron phosphate wastewater treatment method and system | |
| CN110217931A (en) | A kind of recycling treatment process of spent acid | |
| CN111453911A (en) | Treatment method and system of ternary precursor washing water | |
| CN202038886U (en) | Treatment system for high-concentration industrial ammonia-nitrogen waste water | |
| CN114180768A (en) | Multi-stage nanofiltration salt separation system for separating sodium sulfate and sodium chloride in coking wastewater and method for treating wastewater by using same | |
| CN112125461A (en) | Comprehensive treatment system and method for high-concentration ammonia nitrogen wastewater | |
| CN216687797U (en) | Ferric phosphate effluent disposal system | |
| CN212425760U (en) | Chemical nickel plating effluent treatment plant | |
| CN203683253U (en) | Recycling treatment device for organic acid wastewater containing heavy metal ion | |
| CN107200435A (en) | A kind of nickel-containing waste water processing method, processing system and application | |
| CN107176740B (en) | Shale gas produced water treatment method | |
| CN110697959B (en) | Resource recycling method for high-salt high-ammonia nitrogen wastewater | |
| WO2024060693A1 (en) | Coal chemical wastewater treatment method and system | |
| CN111302552A (en) | Landfill leachate concentrated solution resource utilization system and method | |
| CN101503257B (en) | Method and apparatus for recovering and treating ammonium nitrate condensate liquid wastewater | |
| CN217868418U (en) | Ammonia nitrogen wastewater treatment system | |
| CN207002529U (en) | Pyrazolone production wastewater treatment device | |
| CN111499080A (en) | Chemical nickel plating wastewater treatment process and device | |
| CN214115259U (en) | Treatment system for realizing zero discharge of landfill leachate and fermented biogas slurry | |
| CN211946640U (en) | System for treating cadmium-containing wastewater generated in cadmium telluride thin film solar cell production | |
| CN104743694A (en) | Recycling processing method and device of heavy metal ion-containing organic acid wastewater | |
| CN204958599U (en) | Professional equipment of ammonia nitrogen diffusion barrier refuse disposal filtration liquid technology | |
| CN210764418U (en) | Evaporation crystallization separation integration system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |