CN106115814A - A kind of nickel sewage-treating agent and preparation method thereof - Google Patents
A kind of nickel sewage-treating agent and preparation method thereof Download PDFInfo
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- CN106115814A CN106115814A CN201610630700.8A CN201610630700A CN106115814A CN 106115814 A CN106115814 A CN 106115814A CN 201610630700 A CN201610630700 A CN 201610630700A CN 106115814 A CN106115814 A CN 106115814A
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- treating agent
- adjuvant component
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- sewage
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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
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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
- C02F2101/20—Heavy metals or heavy metal compounds
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
The invention discloses a kind of nickel sewage-treating agent and preparation method thereof, described nickel sewage-treating agent, according to the component of weight portion be: modified-salt alkaline earth 20 30 parts, auxiliary agent 12 18 parts, dichloroether 26 parts, sodium lauryl sulphate 0.1 0.2 parts.The present invention enables to the physical and chemical index of nickel sewage-treating agent and reaches GB18918 2002 standard, and effectively reduces COD, BOD, SS and nickel ion content；Process technique is simple, and dosage is few, and treatment effect is good, stable performance, and effluent quality is good, can significantly reduce the cost that water processes, and has good economic benefit and social benefit widely.
Description
Technical field
The present invention relates to a kind of sewage-treating agent technical field, specifically a kind of nickel sewage-treating agent and preparation method thereof.
Background technology
Heavy metal wastewater thereby cheats internal drainage, mill tailings draining essentially from mine, and waste-rock yard drenches immersion, non-ferrous metal smelting
Refinery's dedusting draining, Non-ferrous Metals Processing Factory's acid washing water, Electroplate Factory's plating piece washings, steel plant's pickling draining, and electrolysis, agriculture
The industry such as medicine, medicine, paint, pigment.At present, process nickel sewage-treating agent pollution problem and have the various sides such as physics, chemistry, biology
Method, but to there is treatment effect the best more for physical method, handling rate instability problem；Biological method processing cost is too high, uncomfortable
Preferably promote the use of；More employing chemical methodes process sewage, but existing sewage-treating agent, and there is secondary in its agent formulations
Pollution problem, also can have a certain impact to environment.
Summary of the invention
It is an object of the invention to provide a kind of nickel sewage-treating agent and preparation method thereof, to solve in above-mentioned background technology
The problem proposed.
For achieving the above object, the present invention provides following technical scheme:
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: modified-salt alkaline earth 20-30 part, auxiliary agent 12-18
Part, dichloroether 2-6 part, sodium lauryl sulphate 0.1-0.2 part；The preparation method of described modified-salt alkaline earth is: by saline-alkali soil
It is dried and is ground into the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, transfer to after infiltration 12h
Reactor, and add dimethyl diallyl amine, citric acid and tween, under 0.3MPa pressure, 74-78 DEG C of reaction 1h post-drying is i.e.
?；Described auxiliary agent includes following two kinds of adjuvant components: one is the adjuvant component A of chemistry formula (I), and content is adjuvant component gross weight
The 30-50% of amount,
Its two be chemistry formula (II) adjuvant component B, content is the 50-70% of adjuvant component gross weight,
Said components sum is 100%.
As the further scheme of the present invention: according to the primary raw material of weight portion be: modified-salt alkaline earth 23-27 part, auxiliary agent
14-16 part, dichloroether 2-6 part, sodium lauryl sulphate 0.1-0.2 part；The preparation method of described modified-salt alkaline earth is: by salt
Alkaline earth is dried and is ground into the fine powder of 300 mesh, is infiltrated in empgen BB by fine powder subsequently, turns after infiltration 12h
Move on to reactor, and add dimethyl diallyl amine, citric acid and tween, under 0.3MPa pressure, 74-78 DEG C of reaction 1h after bake
Do and get final product；Described auxiliary agent includes following two kinds of adjuvant components: one is the adjuvant component A of chemistry formula (I), and content is adjuvant component
The 35-45% of gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 55-65% of adjuvant component gross weight,
Said components sum is 100%.
As the further scheme of the present invention: according to the primary raw material of weight portion be: modified-salt alkaline earth 25 parts, auxiliary agent 15
Part, dichloroether 4 parts, sodium lauryl sulphate 0.2 part；The preparation method of described modified-salt alkaline earth is: done by saline-alkali soil
Dry and be ground into the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, after infiltration 12h, transfer to reactor,
And adding dimethyl diallyl amine, citric acid and tween, under 0.3MPa pressure, 76 DEG C are reacted 1h post-dryings and get final product；Described help
Agent includes following two kinds of adjuvant components: one is the adjuvant component A of chemistry formula (I), and content is the 40% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 60% of adjuvant component gross weight,
Said components sum is 100%.
As the further scheme of the present invention: the purity of described dichloroether is chromatographically pure.
As the further scheme of the present invention: the mesh number of described sodium lauryl sulphate is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to modified-salt alkaline earth and obtain mixture slurry, carry out high pressure ultrasonic Treatment subsequently, at ultrasound wave
The temperature of reason is 70-80 DEG C, and the time is 15-18min, and pressure is 5-10MPa, obtains mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
As the further scheme of the present invention: in step (1), the temperature of ultrasonic Treatment is 75 DEG C, the time is 17min, pressure
Strong is 8MPa.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention enables to the physical and chemical index of nickel sewage-treating agent and reaches GB18918-2002 standard, and effectively reduces
COD, BOD, SS and nickel ion content；Process technique is simple, and dosage is few, and treatment effect is good, stable performance, effluent quality
Good, the cost that water processes can be significantly reduced, there is good economic benefit and social benefit widely.
Detailed description of the invention
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all
Belong to the scope of protection of the invention.
Embodiment 1
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: modified-salt alkaline earth 20 parts, auxiliary agent 12 parts, dichloro
Ether 2 parts, sodium lauryl sulphate 0.1 part；The preparation method of described modified-salt alkaline earth is: is dried by saline-alkali soil and pulverizes
Become the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, transfer to reactor after infiltration 12h, and add two
Amide, citric acid and tween, under 0.3MPa pressure, 74 DEG C are reacted 1h post-dryings and get final product；Under described auxiliary agent includes
Two kinds of adjuvant components of row: one is the adjuvant component A of chemistry formula (I), and content is the 30% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 70% of adjuvant component gross weight,
Said components sum is 100%；The purity of described dichloroether is chromatographically pure；The mesh of described sodium lauryl sulphate
Number is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to modified-salt alkaline earth and obtain mixture slurry, carry out high pressure ultrasonic Treatment subsequently, at ultrasound wave
The temperature of reason is 70 DEG C, and the time is 15min, and pressure is 5MPa, obtains mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
Embodiment 2
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: modified-salt alkaline earth 23 parts, auxiliary agent 14 parts, dichloro
Ether 2 parts, sodium lauryl sulphate 0.1 part；The preparation method of described modified-salt alkaline earth is: is dried by saline-alkali soil and pulverizes
Become the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, transfer to reactor after infiltration 12h, and add two
Amide, citric acid and tween, under 0.3MPa pressure, 74 DEG C are reacted 1h post-dryings and get final product；Under described auxiliary agent includes
Two kinds of adjuvant components of row: one is the adjuvant component A of chemistry formula (I), and content is the 35% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 65% of adjuvant component gross weight,
Said components sum is 100%；The purity of described dichloroether is chromatographically pure；The mesh of described sodium lauryl sulphate
Number is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to modified-salt alkaline earth and obtain mixture slurry, carry out high pressure ultrasonic Treatment subsequently, at ultrasound wave
The temperature of reason is 70 DEG C, and the time is 15min, and pressure is 5MPa, obtains mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
Embodiment 3
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: modified-salt alkaline earth 25 parts, auxiliary agent 15 parts, dichloro
Ether 4 parts, sodium lauryl sulphate 0.2 part；The preparation method of described modified-salt alkaline earth is: is dried by saline-alkali soil and pulverizes
Become the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, transfer to reactor after infiltration 12h, and add two
Amide, citric acid and tween, under 0.3MPa pressure, 76 DEG C are reacted 1h post-dryings and get final product；Under described auxiliary agent includes
Two kinds of adjuvant components of row: one is the adjuvant component A of chemistry formula (I), and content is the 40% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 60% of adjuvant component gross weight,
Said components sum is 100%；The purity of described dichloroether is chromatographically pure；The mesh of described sodium lauryl sulphate
Number is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to modified-salt alkaline earth and obtain mixture slurry, carry out high pressure ultrasonic Treatment subsequently, at ultrasound wave
The temperature of reason is 75 DEG C, and the time is 17min, and pressure is 8MPa, obtains mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
Embodiment 4
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: modified-salt alkaline earth 27 parts, auxiliary agent 16 parts, dichloro
Ether 6 parts, sodium lauryl sulphate 0.2 part；The preparation method of described modified-salt alkaline earth is: is dried by saline-alkali soil and pulverizes
Become the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, transfer to reactor after infiltration 12h, and add two
Amide, citric acid and tween, under 0.3MPa pressure, 78 DEG C are reacted 1h post-dryings and get final product；Under described auxiliary agent includes
Two kinds of adjuvant components of row: one is the adjuvant component A of chemistry formula (I), and content is the 45% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 55% of adjuvant component gross weight,
Said components sum is 100%；The purity of described dichloroether is chromatographically pure；The mesh of described sodium lauryl sulphate
Number is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to modified-salt alkaline earth and obtain mixture slurry, carry out high pressure ultrasonic Treatment subsequently, at ultrasound wave
The temperature of reason is 80 DEG C, and the time is 18min, and pressure is 10MPa, obtains mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
Embodiment 5
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: modified-salt alkaline earth 30 parts, auxiliary agent 18 parts, dichloro
Ether 6 parts, sodium lauryl sulphate 0.2 part；The preparation method of described modified-salt alkaline earth is: is dried by saline-alkali soil and pulverizes
Become the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, transfer to reactor after infiltration 12h, and add two
Amide, citric acid and tween, under 0.3MPa pressure, 78 DEG C are reacted 1h post-dryings and get final product；Under described auxiliary agent includes
Two kinds of adjuvant components of row: one is the adjuvant component A of chemistry formula (I), and content is the 50% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 50% of adjuvant component gross weight,
Said components sum is 100%；The purity of described dichloroether is chromatographically pure；The mesh of described sodium lauryl sulphate
Number is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to modified-salt alkaline earth and obtain mixture slurry, carry out high pressure ultrasonic Treatment subsequently, at ultrasound wave
The temperature of reason is 80 DEG C, and the time is 18min, and pressure is 10MPa, obtains mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
Comparative example 1
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: 25 parts of saline-alkali soil, auxiliary agent 15 parts, dichloroether 4
Part, sodium lauryl sulphate 0.2 part；Described auxiliary agent includes following two kinds of adjuvant components: one is the adjuvant component of chemistry formula (I)
A, content is the 40% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 60% of adjuvant component gross weight,
Said components sum is 100%；The purity of described dichloroether is chromatographically pure；The mesh of described sodium lauryl sulphate
Number is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to saline-alkali soil and obtain mixture slurry, obtain mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
Comparative example 2
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: 25 parts of saline-alkali soil, dichloroether 4 parts, dodecane
0.2 part of base sodium sulfate；The purity of described dichloroether is chromatographically pure；The mesh number of described sodium lauryl sulphate is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to saline-alkali soil and obtain mixture slurry, obtain mixture；
(2) last, mixture and dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, speed of agitator is
600r/min, is spray-dried at a temperature of being subsequently placed at 4 DEG C, obtains nickel sewage-treating agent.
Comparative example 3
A kind of nickel sewage-treating agent, according to the primary raw material of weight portion be: modified-salt alkaline earth 25 parts, auxiliary agent 15 parts, dichloro
Ether 4 parts, sodium lauryl sulphate 0.2 part；The preparation method of described modified-salt alkaline earth is: is dried by saline-alkali soil and pulverizes
Become the fine powder of 300 mesh, subsequently fine powder is infiltrated in empgen BB, transfer to reactor after infiltration 12h, and add two
Amide, citric acid and tween, under 0.3MPa pressure, 76 DEG C are reacted 1h post-dryings and get final product；Under described auxiliary agent includes
Two kinds of adjuvant components of row: one is the adjuvant component A of chemistry formula (I), and content is the 40% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 60% of adjuvant component gross weight,
Said components sum is 100%；The purity of described dichloroether is chromatographically pure；The mesh of described sodium lauryl sulphate
Number is 1200 mesh.
The preparation method of a kind of nickel sewage-treating agent, concretely comprises the following steps:
(1) first, add water to modified-salt alkaline earth and obtain mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, stirring turns
Speed is 600r/min, is spray-dried, obtains nickel sewage-treating agent at a temperature of being subsequently placed at 4 DEG C.
Test experience
Weigh embodiment 1, embodiment 2, embodiment 3, embodiment 4, embodiment 5 and comparative example 1, comparative example 2, contrast respectively
The each 0.2kg of example 3 joins in the nickel sewage-treating agent of 20kg, and temperature control, at 25 DEG C, is stirred continuously 0.5h, respectively with COD, BOD,
SS, nickel ion content test the effect of the nickel sewage-treating agent of the present invention, test result table 1 as evaluation criterion.
As can be seen here, the nickel sewage-treating agent of the present invention, there are the most notable treatment effect, the present invention compared with matched group
The physical and chemical index enabling to nickel sewage-treating agent reaches GB18918-2002 standard, and effectively reduces COD, BOD, SS and nickel
Ion concentration；Process technique is simple, and dosage is few, and treatment effect is good, and stable performance, effluent quality is good, can be effectively reduced
The cost that water processes, has good economic benefit and social benefit widely.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of the spirit or essential attributes of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter
From the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all by fall in the implication of equivalency and scope of claim
Change is included in the present invention.
Although moreover, it will be appreciated that this specification is been described by according to embodiment, but the most each embodiment only wraps
Containing an independent technical scheme, this narrating mode of description is only that for clarity sake those skilled in the art should
Description can also be formed those skilled in the art through appropriately combined as an entirety, the technical scheme in each embodiment
May be appreciated other embodiments.
Claims (7)
1. a nickel sewage-treating agent, it is characterised in that be according to the primary raw material of weight portion: modified-salt alkaline earth 20-30 part, help
Agent 12-18 part, dichloroether 2-6 part, sodium lauryl sulphate 0.1-0.2 part；The preparation method of described modified-salt alkaline earth is: will
Saline-alkali soil is dried and is ground into the fine powder of 300 mesh, is infiltrated in empgen BB by fine powder subsequently, after infiltration 12h
Transfer to reactor, and add dimethyl diallyl amine, citric acid and tween, under 0.3MPa pressure, after 74-78 DEG C of reaction 1h
Drying；Described auxiliary agent includes following two kinds of adjuvant components: one is the adjuvant component A of chemistry formula (I), and content is auxiliary agent group
Divide the 30-50% of gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 50-70% of adjuvant component gross weight,
Said components sum is 100%.
Nickel sewage-treating agent the most according to claim 1, it is characterised in that be according to the primary raw material of weight portion: modified
Saline-alkali soil 23-27 part, auxiliary agent 14-16 part, dichloroether 2-6 part, sodium lauryl sulphate 0.1-0.2 part；Described modification is saline and alkaline
The preparation method of soil is: saline-alkali soil is dried and is ground into the fine powder of 300 mesh, subsequently by sweet at dodecyl for fine powder infiltration
In dish alkali, transfer to reactor after infiltration 12h, and add dimethyl diallyl amine, citric acid and tween, 0.3MPa pressure
Under, 74-78 DEG C is reacted 1h post-drying and get final product；Described auxiliary agent includes following two kinds of adjuvant components: one is the auxiliary agent of chemistry formula (I)
Component A, content is the 35-45% of adjuvant component gross weight,
Its two be chemistry formula (II) adjuvant component B, content is the 55-65% of adjuvant component gross weight,
Said components sum is 100%.
Nickel sewage-treating agent the most according to claim 1 and 2, it is characterised in that according to the primary raw material of weight portion be: change
Property 25 parts of saline-alkali soil, auxiliary agent 15 parts, dichloroether 4 parts, sodium lauryl sulphate 0.2 part；The preparation side of described modified-salt alkaline earth
Method is: saline-alkali soil is dried and is ground into the fine powder of 300 mesh, is infiltrated in empgen BB by fine powder subsequently, leaching
Transfer to reactor after profit 12h, and add dimethyl diallyl amine, citric acid and tween, under 0.3MPa pressure, 76 DEG C of reactions
1h post-drying and get final product；Described auxiliary agent includes following two kinds of adjuvant components: one is the adjuvant component A of chemistry formula (I), and content is for helping
The 40% of agent component weight,
Its two be chemistry formula (II) adjuvant component B, content is the 60% of adjuvant component gross weight,
Said components sum is 100%.
Nickel sewage-treating agent the most according to claim 3, it is characterised in that the purity of described dichloroether is chromatographically pure.
Nickel sewage-treating agent the most according to claim 4, it is characterised in that the mesh number of described sodium lauryl sulphate is
1200 mesh.
6. the preparation method of the nickel sewage-treating agent as described in claim 1-5 is arbitrary, it is characterised in that concrete steps
For:
(1) first, add water to modified-salt alkaline earth and obtain mixture slurry, carry out high pressure ultrasonic Treatment subsequently, ultrasonic Treatment
Temperature is 70-80 DEG C, and the time is 15-18min, and pressure is 5-10MPa, obtains mixture；
(2) last, mixture and auxiliary agent, dichloroether, sodium lauryl sulphate are carried out ice bath mixing stirring, speed of agitator is
600r/min, is spray-dried at a temperature of being subsequently placed at 4 DEG C, obtains nickel sewage-treating agent.
The preparation method of nickel sewage-treating agent the most according to claim 6, it is characterised in that in step (1) at ultrasound wave
The temperature of reason is 75 DEG C, and the time is 17min, and pressure is 8MPa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630700.8A CN106115814A (en) | 2016-08-03 | 2016-08-03 | A kind of nickel sewage-treating agent and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630700.8A CN106115814A (en) | 2016-08-03 | 2016-08-03 | A kind of nickel sewage-treating agent and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6270679B1 (en) * | 1995-05-19 | 2001-08-07 | Lawrence Kreisler | Method for recovering and separating metals from waste streams |
| CN105253930A (en) * | 2015-10-23 | 2016-01-20 | 苏州书瑞环保科技有限公司 | Environment-friendly treating agent for wastewater containing zinc and nickel and preparation method of treating agent |
| CN105439326A (en) * | 2015-12-28 | 2016-03-30 | 北京北方节能环保有限公司 | Treatment method of chemical nickel-plating wastewater |
| CN105712465A (en) * | 2016-05-06 | 2016-06-29 | 漆雅丽 | Chemical nickel wastewater treatment agent |
| CN105800722A (en) * | 2016-05-04 | 2016-07-27 | 无锡市嘉邦电力管道厂 | Wastewater treatment agent as well as preparation method and application thereof |
-
2016
- 2016-08-03 CN CN201610630700.8A patent/CN106115814A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6270679B1 (en) * | 1995-05-19 | 2001-08-07 | Lawrence Kreisler | Method for recovering and separating metals from waste streams |
| CN105253930A (en) * | 2015-10-23 | 2016-01-20 | 苏州书瑞环保科技有限公司 | Environment-friendly treating agent for wastewater containing zinc and nickel and preparation method of treating agent |
| CN105439326A (en) * | 2015-12-28 | 2016-03-30 | 北京北方节能环保有限公司 | Treatment method of chemical nickel-plating wastewater |
| CN105800722A (en) * | 2016-05-04 | 2016-07-27 | 无锡市嘉邦电力管道厂 | Wastewater treatment agent as well as preparation method and application thereof |
| CN105712465A (en) * | 2016-05-06 | 2016-06-29 | 漆雅丽 | Chemical nickel wastewater treatment agent |
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