CN207998477U - Three-dimensional electro-catalysis sewage-treatment plant - Google Patents
Three-dimensional electro-catalysis sewage-treatment plant Download PDFInfo
- Publication number
- CN207998477U CN207998477U CN201820163996.1U CN201820163996U CN207998477U CN 207998477 U CN207998477 U CN 207998477U CN 201820163996 U CN201820163996 U CN 201820163996U CN 207998477 U CN207998477 U CN 207998477U
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- Prior art keywords
- feeding mechanism
- electrolytic cell
- treatment plant
- electrode
- pond
- Prior art date
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- 238000006555 catalytic reaction Methods 0.000 title claims abstract description 31
- 239000010865 sewage Substances 0.000 title claims abstract description 28
- 230000007246 mechanism Effects 0.000 claims abstract description 48
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 17
- 229910001448 ferrous ion Inorganic materials 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims abstract description 13
- 230000000903 blocking effect Effects 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- 230000004888 barrier function Effects 0.000 claims description 15
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 230000003993 interaction Effects 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 4
- 150000004706 metal oxides Chemical class 0.000 claims description 4
- 229920002401 polyacrylamide Polymers 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 3
- 239000004579 marble Substances 0.000 claims description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 239000002351 wastewater Substances 0.000 abstract description 17
- 238000006731 degradation reaction Methods 0.000 abstract description 7
- 238000012546 transfer Methods 0.000 abstract description 7
- 230000015556 catabolic process Effects 0.000 abstract description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 235000010980 cellulose Nutrition 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 230000002153 concerted effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000003487 electrochemical reaction Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 1
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 150000005837 radical ions Chemical class 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
A kind of three-dimensional electro-catalysis sewage-treatment plant, including:Electrolytic cell;Ferrous ion feeding mechanism, ferrous ion feeding mechanism supply ferrous ion by conduit to electrolytic cell;Hydroxide ion feeding mechanism, hydroxide ion feeding mechanism supply hydroxide ion by conduit to electrolytic cell;Flocculant feeding mechanism, flocculant feeding mechanism supply flocculant by conduit to electrolytic cell;Have electrode district and settling section in electrolytic cell, is communicated by filter screen between electrode district and settling section;There is three-diemsnional electrode, three-diemsnional electrode includes multiple electrodes plate and the conductive filling material between electrode plate in electrode district;The conduit of connection ferrous ion feeding mechanism, hydroxide ion feeding mechanism and flocculant feeding mechanism is connected into electrode district, and above three-diemsnional electrode.Described device current efficiency improves, and accelerates the degradation efficiency of waste water, solves mass transfer problem, device is easy to operate, and floor space is small, improves the biodegradability of waste water.
Description
Technical field
The utility model is related to field of environment protection more particularly to a kind of three-dimensional electro-catalysis sewage-treatment plants.
Background technology
High concentrated organic wastewater is the waste water based on organic pollution.Organic wastewater is mostly by papermaking, leather and food etc.
Industry is discharged, in the waste water that these industries generate, containing organic matters such as a large amount of carbohydrate, fat, albumen and celluloses,
Water Eutrophication is easily caused, if direct emission, can cause seriously to pollute, harm is bigger.
Traditional method for processing organic wastewater includes biological treatment, physico-chemical process and chemical method etc..These methods are difficult to degrade
High energy degree organic wastewater has no idea to meet higher and higher environmental requirement, and therefore, it is necessary to technological innovations.
Utility model content
The utility model solves the problems, such as to be to provide a kind of three-dimensional electro-catalysis sewage-treatment plant, to be better achieved to having
The processing of machine waste water.
To solve the above problems, the utility model provides a kind of three-dimensional electro-catalysis sewage-treatment plant, including:Electrolysis
Pond;Ferrous ion feeding mechanism, the ferrous ion feeding mechanism supply ferrous ion by conduit to the electrolytic cell;Hydrogen-oxygen
Radical ion feeding mechanism, the hydroxide ion feeding mechanism supply hydroxide ion by conduit to the electrolytic cell;Flocculation
Agent feeding mechanism, the flocculant feeding mechanism supply flocculant by conduit to the electrolytic cell;Has electricity in the electrolytic cell
Polar region and settling section are communicated between the electrode district and the settling section by filter screen;There is three-dimensional electricity in the electrode district
Pole, the three-diemsnional electrode include multiple electrodes plate and the conductive filling material between the electrode plate;Connect the ferrous iron
The conduit of ion feeding mechanism, the hydroxide ion feeding mechanism and the flocculant feeding mechanism is connected into the electrode
Area, and above the three-diemsnional electrode.
Optionally, described device further includes the first blocking pond, and first blocking has multiple the first of interaction inside pond
Barrier plate, the mutual oblique of the first barrier plate is downward, and the water inlet in first blocking pond is located at the bottom of side wall, and described the
The water outlet in one blocking pond is located at the top of side wall, and the water outlet in first blocking pond leads to the water inlet of the electrolytic cell.
Optionally, further include the second blocking pond, there is multiple second barrier plates of interaction, institute inside second blocking pond
It is downward to state the mutual oblique of the second barrier plate.
Optionally, the water outlet in second blocking pond is located at the top of side wall.
Optionally, the water outlet of the electrolytic cell is suspended on above second blocking pond, the pond in second blocking pond
Top has opening, and second blocking pond is fallen into from the water that the electrolytic cell water outlet flows out from the opening.
Optionally, described device further includes clarifying basin, it is described second blocking pond water outlet lead to the clarifying basin into
The mouth of a river;The water outlet of the clarifying basin is set to above side wall.
Optionally, the conductive filling material is granular or clastic;The conductive filling material is metal, conductive metal
Oxide, the glass marble for being coated with metal, the baton round for being coated with metal, graphite or activated carbon.
Optionally, there is the Chi Ding of the electrolytic cell opening and Chi Gai, the Chi Gai to cover the opening.
Optionally, the flocculant feeding mechanism is polyacrylamide feeding mechanism.
Optionally, described device further includes release agent feeding mechanism.
In one technical solution of the utility model, by a kind of structure of three-dimensional electro-catalysis sewage-treatment plant, make electricity
Pole surface is accumulated to be increased with volume ratio, and current efficiency improves, and accelerates the degradation efficiency of waste water, solves mass transfer problem, device behaviour
Make simply, floor space is small, improves the biodegradability of waste water.
Description of the drawings
Fig. 1 is the three-dimensional electro-catalysis sewage-treatment plant schematic diagram that the utility model embodiment provides;
Fig. 2 is the three-diemsnional electrode close-up schematic view of three-dimensional electro-catalysis sewage-treatment plant in Fig. 1.
Specific implementation mode
Existing traditional electrolysis reactor is using two-dimensional flat plate electrode, the surface to volume ratio of this reactor
Smaller, effective electrode area is small, and mass transfer problem (mass transfer refers to the transmission of substance) cannot solve very well, be difficult to breakthrough in practice
Property progress, the requirement of commercial Application cannot be met.Therefore, how to improve mass transfer effect and current efficiency has become one very
Important problem.
For this purpose, the utility model provides a kind of new electro-catalysis sewage disposal system, to solve above-mentioned deficiency.
More clearly to indicate, the utility model is described in detail below in conjunction with the accompanying drawings.
The utility model embodiment provides a kind of three-dimensional electro-catalysis sewage-treatment plant, incorporated by reference to reference to figure 1 and Fig. 2,
Middle Fig. 1 be three-dimensional electro-catalysis sewage-treatment plant schematic diagram (each arrow does not mark in Fig. 1, expression be liquid flowing side
To), Fig. 2 is partial structurtes enlarged diagram in Fig. 1.
It is described three-dimensional electro-catalysis sewage-treatment plant include:Electrolytic cell 120, ferrous ion feeding mechanism 150, hydroxyl from
Sub- feeding mechanism 160 and flocculant feeding mechanism 170.Ferrous ion feeding mechanism 150 (is not marked by conduit, can also claim to add
Pencil) to the supply ferrous ion of electrolytic cell 120, hydroxide ion feeding mechanism 160 supplies hydrogen-oxygen by conduit to electrolytic cell 120
Radical ion, flocculant feeding mechanism 170 supply flocculant by conduit to electrolytic cell 120.And wherein, have electricity in electrolytic cell 120
Polar region 121 and settling section 122, are communicated between electrode district 121 and settling section 122 by filter screen 123, and filter screen 123 can be used
In the flocculate for crossing filtration and electrolysis unit generation.There is three-diemsnional electrode 1211 in electrode district 121, referring to Figure 2, Fig. 2 is in Fig. 1,
The enlarged diagram of a portion of three-diemsnional electrode 1211, specially Fig. 1 centre circles 101 surround the enlarged diagram of part.From
It can be seen that, three-diemsnional electrode 1211 includes multiple electrodes plate 2111 and the conductive fill material between electrode plate 2111 in Fig. 2
Material 2112.And the filter screen 123 being previously mentioned can also have supporting role to three-diemsnional electrode 1211.
In the present embodiment, connection ferrous ion feeding mechanism 150, hydroxide ion feeding mechanism 160 and flocculant supply
The conduit of device 170 is connected into electrode district 121, and positioned at 1211 top of three-diemsnional electrode.Electrolytic cell 120 also has top edge
103。
In the present embodiment, specific solution can be ferrous sulfate (FeSO in ferrous ion feeding mechanism 1504) solution.
Specific solution can be sodium hydroxide (NaOH) solution in hydroxide ion feeding mechanism 160.
The three-dimensional electro-catalysis sewage-treatment plant that the present embodiment is provided further includes the first blocking pond 110, the first blocking pond
110 inside have multiple first barrier plates 112 of interaction, and 112 mutual oblique of the first barrier plate is downward, the first blocking pond 110
Water inlet 111 is located at the bottom of side wall (not marking), and the water outlet 113 in the first blocking pond 110 is located at the top of side wall, the first resistance
The water outlet in gear pond 110 leads to the water inlet 111 of electrolytic cell 120.First blocking pond 110 has top edge 102.
In the present embodiment, the water outlet in the second blocking pond 130 is located at the top of side wall.
In the present embodiment, the water outlet 124 of electrolytic cell 120 is suspended on 130 top of the second blocking pond, the second blocking pond 130
Chi Ding (not marking) there is open (not shown), the water flowed out from 120 water outlet 124 of electrolytic cell falls into the second blocking from opening
Pond 130.The present embodiment is suspended on the setting of 130 top of the second blocking pond using the water outlet 124 of electrolytic cell 120, avoids using
Pipeline can prevent the blocking of pipeline, accelerate water speed.
The three-dimensional electro-catalysis sewage-treatment plant that the present embodiment is provided further includes the second blocking pond 130, the second blocking pond
130 inside have multiple second barrier plates 131 of interaction, 131 mutual oblique of the second barrier plate downward.Second barrier plate 131
Setting, can make from the waste water that 120 water outlet 124 of electrolytic cell directly flows down, if there is flocculate is directly into second
Stop pond 130,131 lower section of the second barrier plate can be flowed to, and be not easy to float to 130 top of the second blocking pond again, to flocculate
Play barrier effect.
The three-dimensional electro-catalysis sewage-treatment plant that the present embodiment is provided further includes clarifying basin 140, the second blocking pond 130
Water outlet 132 leads to the water inlet (not shown) of clarifying basin 140.The water outlet 141 of clarifying basin 140 is set to above its side wall.
Clarifying basin 140 has top edge 104 (Chi Ding).
In the present embodiment, as shown in the enlarged diagram of Fig. 2, conductive filling material 2112 is granular or clastic.It is conductive
Packing material 2112 can be metal, conductive metal oxide, the glass marble for being coated with metal, the baton round for being coated with metal, graphite
Or activated carbon.Conductive metal oxide can be ferrite.Wherein, conductive filling material 2112 can select activated carbon, effect
It is further preferred that.
In the present embodiment, there is the Chi Ding (the present embodiment is using top edge 103 as Chi Ding) of electrolytic cell 120 opening (not show
Go out) and pond lid 125, pond lid 125 cover the opening.Pond lid 125 can be open described in screw locking, and when use opens again.
In the present embodiment, flocculant feeding mechanism 170 is polyacrylamide (PAM) feeding mechanism.
The three-dimensional electro-catalysis sewage-treatment plant that the present embodiment is provided further includes release agent feeding mechanism 180.
Above-mentioned each feeding mechanism can be bucket, i.e. medicine-adding bin, and the pipeline being connected between feeding mechanism and electrolytic cell 120 can
Corresponding dosing pump, respectively dosing pump 151, dosing pump 161, dosing pump 171 and dosing pump 181 is arranged, to control medicament
Addition.
In three-dimensional electro-catalysis sewage-treatment plant provided in this embodiment, 120 part of electrolytic cell is a kind of three-dimensional electro-catalysis
Reaction unit, it is a kind of novel electrode reactor.Three-diemsnional electrode 1211 therein can be by being electrolysed in conventional two-dimensional
Granular or other clastic conductive filling materials 2112 are filled between slot electrode, make the conductive filling material 2112 of filling (also known as
Working electrode material) surface electrification, become a new pole, i.e. third pole.It, can be in conductive filling material in follow-up electrolytic process
Electrochemical reaction also occurs for 2112 surfaces, to make organic matter degradation.Compared with two-dimensional electrode, the surface area of three-diemsnional electrode 1211
It is increased considerably with volume ratio, and because 2112 spacing of conductive filling material is small, substance mass transfer effect is improved, therefore it has
High current efficiency and unit space-time handling rate.Also, the conversion zone of three-diemsnional electrode 1211 is no longer limited to the simple of electrode
It on geometric jacquard patterning unit surface, but is carried out on the three dimensions surface of 1211 bed of entire three-diemsnional electrode, is particularly suitable for degradation reaction
The small reaction system of limiting current density during rate is low or system.
In three-diemsnional electrode 1211, anode and cathode concerted catalysis degradation high-concentration waste water.Wherein it is possible to select noble metal as sun
Pole, graphite cake is as cathode.The hypochlorite generated using anode, the hydrogen peroxide that cathode generates, to reduce waste water solution
COD (COD, also known as chemical oxygen consumption (COC) (chemical oxygen demand) concentration and coloration.
In the present embodiment, the mechanism of three-dimensional Electrocatalysis Degradation waste water is related with particle (conductive filling material 2112) polarity.
When granule electrode is polarized, become Bipolar Micro-Electrode, cathode, anode reaction occur respectively for both ends.
For the catalysis of three-diemsnional electrode 1211, electrode surface area increases much with volume ratio, and current efficiency also improves,
The degradation efficiency for accelerating waste water solves mass transfer problem, and device is easy to operate, and floor space is small, improves giving birth to for waste water
The property changed.
Although the utility model discloses as above, the utility model is not limited to this.Any those skilled in the art,
It does not depart from the spirit and scope of the utility model, can make various changes or modifications, therefore the scope of protection of the utility model
It should be subject to claim limited range.
Claims (10)
1. a kind of three-dimensional electro-catalysis sewage-treatment plant, including:
Electrolytic cell;
Ferrous ion feeding mechanism, the ferrous ion feeding mechanism supply ferrous ion by conduit to the electrolytic cell;
Hydroxide ion feeding mechanism, the hydroxide ion feeding mechanism by conduit to the electrolytic cell supply hydroxyl from
Son;
Flocculant feeding mechanism, the flocculant feeding mechanism supply flocculant by conduit to the electrolytic cell;
It is characterized in that,
Have electrode district and settling section in the electrolytic cell, is communicated by filter screen between the electrode district and the settling section;
It includes multiple electrodes plate and between the electrode plate to have three-diemsnional electrode, the three-diemsnional electrode in the electrode district
Conductive filling material;
Connect the conduit of the ferrous ion feeding mechanism, the hydroxide ion feeding mechanism and the flocculant feeding mechanism
It is connected into the electrode district, and above the three-diemsnional electrode.
2. three-dimensional electro-catalysis sewage-treatment plant according to claim 1, which is characterized in that further include the first blocking pond,
There are multiple first barrier plates of interaction inside first blocking pond, the mutual oblique of the first barrier plate is downward, and described the
The water inlet in one blocking pond is located at the bottom of side wall, and described first stops that the water outlet in pond is located at the top of side wall, and described first
The water outlet in blocking pond leads to the water inlet of the electrolytic cell.
3. three-dimensional electro-catalysis sewage-treatment plant according to claim 2, which is characterized in that further include the second blocking pond,
Have multiple second barrier plates of interaction, the mutual oblique of the second barrier plate downward inside second blocking pond.
4. three-dimensional electro-catalysis sewage-treatment plant according to claim 3, which is characterized in that the second blocking pond goes out
The mouth of a river is located at the top of side wall.
5. three-dimensional electro-catalysis sewage-treatment plant according to claim 4, which is characterized in that the water outlet of the electrolytic cell
It is suspended on above second blocking pond, the Chi Ding in second blocking pond has opening, is flowed out from the electrolytic cell water outlet
Water from the opening fall into it is described second blocking pond.
6. three-dimensional electro-catalysis sewage-treatment plant according to claim 5, which is characterized in that further include clarifying basin, it is described
The water outlet in the second blocking pond leads to the water inlet of the clarifying basin;The water outlet of the clarifying basin is set to above side wall.
7. three-dimensional electro-catalysis sewage-treatment plant according to claim 1, which is characterized in that the conductive filling material is
Granular or clastic;The conductive filling material is metal, conductive metal oxide, the glass marble for being coated with metal, is coated with metal
Baton round, graphite or activated carbon.
8. three-dimensional electro-catalysis sewage-treatment plant according to claim 1, which is characterized in that the Chi Ding of the electrolytic cell has
There are opening and Chi Gai, the Chi Gai to cover the opening.
9. three-dimensional electro-catalysis sewage-treatment plant according to claim 1, which is characterized in that the flocculant feeding mechanism
For polyacrylamide feeding mechanism.
10. three-dimensional electro-catalysis sewage-treatment plant according to claim 1, which is characterized in that further include release agent supply
Device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820163996.1U CN207998477U (en) | 2018-01-31 | 2018-01-31 | Three-dimensional electro-catalysis sewage-treatment plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820163996.1U CN207998477U (en) | 2018-01-31 | 2018-01-31 | Three-dimensional electro-catalysis sewage-treatment plant |
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| Publication Number | Publication Date |
|---|---|
| CN207998477U true CN207998477U (en) | 2018-10-23 |
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| CN201820163996.1U Expired - Fee Related CN207998477U (en) | 2018-01-31 | 2018-01-31 | Three-dimensional electro-catalysis sewage-treatment plant |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109825855A (en) * | 2019-03-26 | 2019-05-31 | 扬州大学 | Electrochemical deposition method removes the three-diemsnional electrode of iron ion in sulfuric acid solution |
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2018
- 2018-01-31 CN CN201820163996.1U patent/CN207998477U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109825855A (en) * | 2019-03-26 | 2019-05-31 | 扬州大学 | Electrochemical deposition method removes the three-diemsnional electrode of iron ion in sulfuric acid solution |
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