CN205821457U - A kind of wiring board alkaline waste liquor processing means - Google Patents
A kind of wiring board alkaline waste liquor processing means Download PDFInfo
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- CN205821457U CN205821457U CN201620605130.2U CN201620605130U CN205821457U CN 205821457 U CN205821457 U CN 205821457U CN 201620605130 U CN201620605130 U CN 201620605130U CN 205821457 U CN205821457 U CN 205821457U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
A kind of wiring board alkaline waste liquor processing means, this device includes integrated reacting groove, circulating pump, regulating tank, fluid infusion groove, and described integrated reacting groove is connected with fluid infusion groove by pipeline, and integrated reacting groove is connected with regulating tank by pipeline；Described integrated reacting groove is by first anode room, second plate room, cathode chamber and electric power generating composition；Wherein, first anode room is positioned at the left side of cathode chamber, second plate room is positioned at the right side of cathode chamber, first anode room, utilizes cation exchange membrane dividing plate to separate between second plate room and cathode chamber, in first anode room, second plate indoor be respectively arranged with one group of anode array plate.This device uses the alkaline etch waste liquid of a kind of circulating anode oxidation auxiliary cathode electro-deposition method process circuit plate, it is achieved high-purity reclaims copper, and after alkaline etch bath remove impurity, high-quality recycles.
Description
Technical field
This utility model belongs to wiring board Wastewater Treatment field, carves more particularly to a kind of wiring board alkalescence
Etched waste liquid processing means, this device uses circulating anode oxidation auxiliary cathode electro-deposition method to copper ions and the alkalescence of ammonia nitrogen
Waste liquid carries out remove impurity reuse etching liquid and reclaims the process of copper.
Background technology
In recent years, electronics industry development is swift and violent, it has also become one of most important mainstay industry of China, and as the ministry of electronics industry
The wiring board manufacturing enterprise of part and electronic devices and components supporter also quickly grows, and yield increases year by year.But, the ring produced therewith
Environment pollution problem is the most serious.This type of enterprise domestic is mainly distributed on South China, wherein, and large-scale enterprise of certain scale
Industry, the Delta of the Pearl River accounts for nearly 50%, is mainly to assemble ground, is also that wiring board industry pollutes one of the most serious area simultaneously.
And the waste water polluting mainly discharge that wiring board industry produces, the wastewater property difference of different production process discharges is bigger.
Wherein, the alkaline waste liquor of alkaline etch operation discharge, ammonia nitrogen containing high concentration and copper ion etc., to surrounding enviroment and the mankind thereof
Health all causes serious harm, and this is not only the pollution of a kind of environment, the waste of a kind of resource.
At present, the most several to the process common method of alkaline waste liquor both at home and abroad: (1) sedimentation method: in waste liquid, to add hydrogen
Sodium oxide or copper trapping agent, produce Copper hydrate precipitation or chelating precipitation thing, and supernatant removes by ion exchange further
Discharging after copper, copper precipitation is recycled.The advantages such as this method has simple to operate, and equipment investment is few, but the method copper reclaims profit
Little with being worth, the removal effect for ammonia is bad, and supernatant also needs to further deamination and processes, economic benefit and society's effect
Benefit is the highest.(2) electrolysis: first with contact break agent destroy complex copper copper ion releasing, then add sulphuric acid and crystallize, then be electrolysed
Copper is reclaimed in the further electro-deposition of method, finally can make its qualified discharge by ion exchange.This technique copper ion clearance is high,
But ammonia nitrogen cannot be removed, need the postprocessing working procedures such as ion exchange, operation to control comparatively laborious.(3) membrane electrolysis is to send out for several years
What exhibition was got up a kind of improves electrolysis, has scholar to use it for the treatment research of acid etching liquid, use Titanium board be negative electrode from
Acid etching liquid reclaims copper powder.But the copper powder purity obtained is the highest, the contained waste liquid not being suitable for high concentration processes, and,
Reclaim the waste liquid after copper and there is also many uncertain factors as etching liquid reuse, the organic reagent concentration such as changed and kind
Deng impurity, impact etching product quality, meanwhile, also need to increase the operations such as contact break technique in this technique front end, so this process
Method is at enterprise's Difficulty.It addition, the film electrolysis of alkaline etch bath processes or blank.Therefore, it is badly in need of exploitation one to be suitable for
The alkaline etch bath membrane processing method that enterprise uses, it is possible to reduce disposal costs and environmental emission, it is achieved reclaim copper and reuse is carved
The target of erosion liquid.
Summary of the invention
The purpose of this utility model is to provide a kind of wiring board alkaline etch liquid waste treating apparatus, and this device uses one
The alkaline etch waste liquid of circulating anode oxidation auxiliary cathode electro-deposition method process circuit plate, it is achieved high-purity reclaims copper, alkalescence
After etching liquid remove impurity, high-quality recycles.
This utility model is achieved through the following technical solutions:
A kind of wiring board alkaline waste liquor processing means, it is characterised in that: this device include integrated reacting groove, circulating pump,
Regulating tank, fluid infusion groove, described integrated reacting groove is connected with fluid infusion groove by pipeline, and integrated reacting groove passes through pipeline and regulation
Groove connects；Described integrated reacting groove is by first anode room, second plate room, cathode chamber and electric power generating composition；Wherein, described first
Anode chamber is positioned at the left side of cathode chamber, and second plate room is positioned at the right side of cathode chamber, described first anode room, second plate room with
Utilize cation exchange membrane dividing plate to separate between cathode chamber, in first anode room, second plate indoor be respectively arranged with one group sun
Pole array board；The body side top of described first anode room with the first water inlet, bottom, front with the first outlet；Institute
There is the second outlet the bottom, casing front stating second plate room with the second water inlet, below top；Described cathode chamber sets
Put two pieces of cathode plates, the 3rd water inlet is positioned at the middle and upper part of cathode chamber, the 3rd outlet is positioned at the positive basifacial of cathode chamber；Institute
The casing top stating first anode room, second plate room and cathode chamber is respectively mounted seal cover board, all carries on each seal cover board
There is air pressure balance mouth；First outlet of described first anode room is connected with the second water inlet of second plate room by pipeline,
Waste liquid after process is discharged from the second outlet of second plate room, and the second outlet is connected to regulating tank by pipeline, enters
Reconcile etching liquid reuse after allocating after the process of groove；Described 3rd water inlet is connected with circulating pump by pipeline, described
Circulating pump is connected with the 3rd outlet and the second electromagnetic valve respectively by pipeline, and described second electromagnetic valve is by pipeline and fluid infusion groove
Leakage fluid dram connect, the 3rd outlet is connected with the first electromagnetic valve and circulating pump respectively by pipeline, and described first electromagnetic valve is logical
Cross pipeline to be connected with the leakage fluid dram on fluid infusion groove.
The technical scheme that this utility model provides has the advantage that
1, this utility model uses the alkaline etch of circulating anode oxidation auxiliary cathode electro-deposition method process circuit plate to give up
Liquid, arranges cation exchange membrane between anode and cathode cell body, utilizes the electrocatalysis oxidation reaction degraded that the array electrode of anode chamber occurs
Organic substance, reaches remove impurity and contact break target, copper ion releasing, ammonium ion and oxidation of organic compounds, utilizes the choosing of ion exchange membrane
Selecting permeability, copper ion, ammonium ion are moved into cathode chamber, deposit copper with copper coin for negative electrode Direct Electrolysis, obtain high-quality electricity
Solving copper, enter regulating tank in cathode chamber solution after cyclic absorption ammonia, anode chamber's solution is directly discharged into regulating tank, as alkali after allotment
Property etching liquid recycle, it is achieved alkaline etch bath zero-emission.
2, this utility model effectively reduces organic impurity content in alkaline etch bath waste liquid by anodic oxidation, passes through
Negative electrode electro-deposition effectively eliminates copper ion so that wiring board alkaline etch bath no longer can discharge with recycling, solves
Wiring board alkaline etch bath waste liquid problem of environmental pollution, has promoted the cleaning of wiring board enterprise to produce.
3, this utility model separates cathode chamber and anode chamber by ion exchange membrane, it is possible to be effectively improved the product reclaiming copper
Matter, the recycling promoting copper is worth, and brings more preferable economic well-being of workers and staff to enterprise, it is achieved turn waste into wealth.
4, in this utility model uses, circulation pattern improves the copper ion response rate, reaches to reclaim to greatest extent copper ion,
And effectively reduce copper ion residual in etching liquid, improve the quality of reuse etching liquid, effectively promote circuit board plant to give up
The recycling of alkaline etch bath.
5, this utility model compact conformation, floor space is little, is suitably mounted to workshop, efficiently reduces conveying equipment, just
In management and maintenance.
Accompanying drawing explanation
Fig. 1 is this utility model overall structure schematic diagram.
Fig. 2 is this utility model integrated reacting groove and the structural representation of fluid infusion groove.
Fig. 3 is the structural representation of this utility model cation exchange membrane dividing plate.
Fig. 4 is the structural representation of this utility model anode array plate.
Fig. 5 is the structural representation of monolithic positive plate in this utility model Fig. 4.
Reference:
Integrated reacting groove 1, circulating pump 2, regulating tank 3, fluid infusion groove the 4, first pipeline the 5, second pipeline the 6, the 3rd pipeline 7,
Second electromagnetic valve the 8, first electromagnetic valve the 9, second relay the 10, first relay 11, liquid level meter 12, anode connecting line 13；
First anode room 101, second plate room 102, cathode chamber 103, power supply 104, cation exchange membrane dividing plate 105, sun
Pole array board the 106, first water inlet the 107, first outlet the 108, second water inlet the 109, second outlet 110, cathode plate
111, the 3rd water inlet the 112, the 3rd outlet 113, seal cover board 114, air pressure balance mouth 115；
First engineering plastic flitch the 1051, second engineering plastic flitch 1052, cation exchange membrane 1053, perforation 1054, bolt
1055, screw 1056；
Positive plate 1061, bolt hole 1062, fixed position holes 1063；
Regulating tank water inlet 301, leakage fluid dram 401.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearer, new to this practicality below in conjunction with accompanying drawing
Type embodiment is described in further detail.
As shown in Figure 1: this device includes integrated reacting groove 1, circulating pump 2, regulating tank 3, fluid infusion groove 4, described integration
Reactive tank 1 is connected with fluid infusion groove 4 by the first pipeline 5, and integrated reacting groove 1 is connected with regulating tank 3 by the second pipeline 6.
Commercially available any one corrosion-resistant pressurization cycle pump selected by described circulating pump 2.
Described regulating tank 4 is mainly used in receiving negative electrode and the discharge liquid of anode, and this liquid meets alkaline quarter through reconciling
Reuse is carried out after the quality requirements of erosion liquid.
Described integrated reacting groove 1 is by first anode room 101, second plate room 102, cathode chamber 103 and power supply 104 structure
Become；Wherein, described first anode room 101 is positioned at the left side of cathode chamber 103, and second plate room 102 is positioned at the right side of cathode chamber 103
Side, utilizes cation exchange membrane dividing plate 105 to separate between described first anode room 101, second plate room 102 and cathode chamber 103,
One group of anode array plate 106 it is respectively arranged with in first anode room 101, second plate room 102；Described first anode room 101
Body side top with the first water inlet 107, bottom, front with the first outlet 108；Described second plate room 102
There is the second outlet 110 bottom, casing front with the second water inlet 109, below top；Described cathode chamber 103 arranges two pieces
Cathode plate the 111, the 3rd water inlet 112 is positioned at the middle and upper part of cathode chamber 103, the 3rd outlet 113 is just being positioned at cathode chamber 103
Basifacial.
The casing top of described first anode room 101, second plate room 102 and cathode chamber 103 is respectively mounted seal cover board
114, all with air pressure balance mouth 115 on each seal cover board 114.
First outlet 108 of described first anode room 101 is entered with the second of second plate room 102 by the 3rd pipeline 7
The mouth of a river 109 connects, and the waste liquid after process is discharged from the second outlet 110 of second plate room 102, and the second outlet 110 passes through
Pipeline is connected to regulating tank 3, enters etching liquid reuse after allocating after the process reconciling groove.Described 3rd water inlet 112
Being connected with pressurization cycle pump 2 by pipeline, described pressurization cycle pump 2 is electric with the 3rd outlet 113 and second respectively by pipeline
Magnet valve 8 connects, and described second electromagnetic valve 8 is connected with the leakage fluid dram 401 of fluid infusion groove 4 by pipeline, and the 3rd outlet 113 passes through
Pipeline is connected with the first electromagnetic valve 9 and pressurization cycle pump 2 respectively, and described first electromagnetic valve 9 is by pipeline and the row on fluid infusion groove 4
Liquid mouth 401 connects.
Described circulating pump 2 controls switch by the second relay 10, and the second relay 10 is controlled by the first relay 11
Switch, the first relay 11 controls to cut out by liquid level meter 12, the first timing automatic unlatching of relay 11.When the first relay 11
During unlatching, opening the first electromagnetic valve 9 and close the second relay 10, circulating pump 2 quits work, now, and molten in cathode chamber 103
Liquid is discharged from the 3rd outlet 113, flows to regulating tank 3 via pipeline 6, regulating tank water inlet 301.Liquid level when cathode chamber 103
Trigger liquid level controller 12 after being reduced to the position arranged, close the first relay 11 and make the first electromagnetic valve 9 close, cathode chamber
103 solution stop discharging, and trigger the second relay 10 simultaneously and open the second electromagnetic valve 8 and booster pump 2, mend cathode can
Liquid, triggers liquid level controller 12 after cathode can solution reaches to arrange liquid level and the first relay 11 cuts out the second electromagnetic valve 8, stop
Only cathode chamber fluid infusion.Regulating tank 3 is mainly used in receiving negative electrode and the discharge liquid of anode, and this liquid meets alkaline etch through conciliation
Reuse is carried out after the quality requirements of liquid.
The shell of described integrated reacting groove 1 high-resistance hard plastics plate, the needs made by welding
The reaction cell body of size, and install rustless steel fixed mount additional.
The structure of cation exchange membrane dividing plate 105 is as shown in Figure 3: described cation exchange membrane dividing plate 105 is by the first engineering
Plastic plate the 1051, second engineering plastic flitch 1052, it is arranged on the first engineering plastic flitch 1051 and the second engineering by bolt 1055
Cation exchange membrane 1053 between plastic plate 1052 is constituted, described first engineering plastic flitch 1051 and the second engineering plastic flitch
With perforation 1054 on 1052.Wherein, described cation exchange membrane 1053 is fixed on bolt 1055 and has the of perforation 1054
On one engineering plastic flitch 1051, another second engineering plastic flitch 1052 with perforation 1054 is assembled in sun by screw 1056
On ion exchange membrane 1053 so that cation exchange membrane 1053 is clipped in the second engineering plastic flitch 1052 and the first engineering plastic flitch
Between 1051, clamped by eight screws 1056 nut, porous cation exchange membrane dividing plate 105 is welded on integration anti-
Answer in groove 1 on side box body, make and separating, at the work of electric field between first anode room 101, second plate room 102 and cathode chamber 103
Only allow cation to pass through cation exchange membrane dividing plate 105 under with and enter cathode chamber 103 from anode chamber 101,102.
In first anode room 101 and second plate room 102, the structure of the anode array plate 106 of installation is as shown in Figure 4: described
Anode array plate 106 is the high purity titanium plate of the application titanium ruthenium coating that applicant company manufactures voluntarily, can big according to anode chamber
The little array electrode being combined into different plate number, Fig. 4 only shows be plate number be the structural representation of four, can root if needed
Increase plate number according to described below carrying out or reduce plate number.
Such as Fig. 4, shown in 5: described anode array plate 106 is by the indenting assembled parallel superposition structure of multiple positive plates 1061
Becoming, the spacing between described two adjacent positive plates 1061 is 20mm.Four spiral shells are distributed on the most each positive plate 1061
Keyhole 1062, the line of adjacent two bolts hole 1062 is the most parallel with the side of positive plate 1061, wherein two, side bolt hole
The line between 1062 distance L away from the same side edge line is more than the line between two bolts hole 1062 of opposite side away from the same side
Distance L (L ＞ L) of edge line, a fixed position holes 1063, each bolt hole 1062 distance are opened in the centre of positive plate 1061
The air line distance of fixed position holes 1063 is equal.
During assembling, the positive plate 1061 parallel rotating 180 degree setting of even number position, the anode being so assembled into from top to bottom
Array board 106 left and right sides can form the version of interlocking different in size so that alkaline etch bath waste liquid is at pole plate
Between carry out flowing of turning back, increase the time of staying, improve equipment anodic oxidation efficiency.
Fixed position screw rod 1064 inserts the fixed position holes 1063 of each positive plate, uses 1065 points of two fixing nuts
Do not tighten fixing from the upper and lower surface of each positive plate 1061, take four screw rods 1066 and be each passed through the screw on each positive plate
1062, tighten fixing with nut 1067 from the upper and lower surface of each positive plate respectively, time fixing, ensure neighbouring positive plate
Between keeping parallelism, ensure that the distance between adjacent positive plate is 20mm simultaneously.
Described anode array electrode 106 is connected to the positive pole of power supply 104 by anode connecting line；Cathode plate 111 passes through
Negative electrode connecting line 14 is connected to the negative pole of power supply 104.The thickness of cathode plate 111 is 1mm-2mm, two pieces of cathode plates 111 points
Be not inserted in the slot of cathode chamber 103 inner side edge, described cathode plate 111 be commercially available high-purity copper plates and neighbouring sun from
Proton exchange dividing plate 105 spacing, at 20mm, is changed after cathode plate 111 thickness increases to 10mm.
Described in the utility model and cation exchange membrane be commercially available any macromolecule cation exchange membrane, this sun
Ion exchange membrane is integrally fixed on the engineering plastic flitch of a porous, and the engineering plastic flitch of fixing cation exchange membrane is welded on the moon
Between room, pole and anode chamber, cathode chamber and anode chamber are separated by it.
Work process: wiring board alkaline etch waste liquid enters the first sun of integrated reacting groove by the first water inlet 107
Room, pole 101, then flows into second plate room 102 voluntarily by the 3rd pipeline 7, and alkaline etch waste liquid is through the oxygen of Liang Ge anode chamber
After changing contact break, deamination, the positive bivalent cupric ion discharged enters negative electrode by cation exchange membrane dividing plate 105 under electric field action
, there is electrodeposit reaction in room 103 on cathode plate 111, copper ion is recovered removal, when the deposition copper on cathode plate 111
Change after reaching certain thickness.When first anode room 101 enters alkaline etch waste liquid, cathode chamber 103 by fluid infusion system feed liquor,
Automatically control liquid inlet volume by Liquid level the second electromagnetic valve 8, after reaching requirement liquid level, stop feed liquor, in order to improve copper
This novel employing cathode circulation electrodeposition process of ion remaval rate, makes cathode chamber solution enter regulating tank 3 again after repeatedly circulation,
The cathode chamber solution discharged is automatically replenished from fluid infusion groove.Useless alkaline etch bath is after deamination and recovery copper ion, by the second sun
Second outlet 110 of room, pole 102 enters regulating tank 3, discharges after liquid mixes with cathode chamber 103, according to etching liquid component requirements
Carry out allocating, reuse.
The circulating anode oxidation auxiliary cathode electricity of the wiring board alkaline etch bath liquid waste processing that this utility model provides sinks
Long-pending equipment, floor space is little, can be installed to wiring board workshop, and the alkaline etch bath COD value of process reduces by 90%, and copper returns
Yield is more than 99%, can carry out reuse, not discharging any waste liquor, it is achieved zero-emission after adding ammonia.
The above, only this utility model preferably detailed description of the invention, but protection domain of the present utility model is not
Being confined to this, any those familiar with the art, in the technical scope that this utility model discloses, can readily occur in
Change or replacement, all should contain within protection domain of the present utility model.Therefore, protection domain of the present utility model should
It is as the criterion with scope of the claims.
Claims (6)
1. a wiring board alkaline waste liquor processing means, it is characterised in that: this device includes integrated reacting groove (1), circulating pump
(2), regulating tank (3), fluid infusion groove (4), described integrated reacting groove (1) is connected with fluid infusion groove (4) by pipeline (5), integrated
Reactive tank (1) is connected with regulating tank (3) by pipeline (6)；Described integrated reacting groove (1) by first anode room (101), second
Anode chamber (102), cathode chamber (103) and power supply (104) are constituted；Wherein, described first anode room (101) is positioned at cathode chamber
(103) left side, second plate room (102) are positioned at the right side of cathode chamber (103), described first anode room (101), second plate
Utilize cation exchange membrane dividing plate (105) to separate between room (102) and cathode chamber (103), first anode room (101), second
One group of anode array plate (106) it is respectively arranged with in anode chamber (102)；The body side top of described first anode room (101)
With the first water inlet (107), bottom, front with the first outlet (108)；The casing front of described second plate room (102)
There is the second outlet (110) bottom with the second water inlet (109), below top；Described cathode chamber (103) arranges two pieces of the moon
Pole copper coin (111), the 3rd water inlet (112) are positioned at the middle and upper part of cathode chamber (103), the 3rd outlet (113) is positioned at cathode chamber
(103) positive basifacial；The casing top of described first anode room (101), second plate room (102) and cathode chamber (103) is equal
Seal cover board (114) is installed, upper all with air pressure balance mouth (115) at each seal cover board (114)；Described first anode room
(101) the first outlet (108) is connected with second water inlet (109) of second plate room (102) by pipeline (7), processes
After waste liquid discharge from second outlet (110) of second plate room (102), the second outlet (110) is connected to by pipeline
Regulating tank (3), enters etching liquid reuse after allocating after the process reconciling groove；Described 3rd water inlet (112) is by pipe
Line is connected with circulating pump (2), and described circulating pump (2) is connected with the 3rd outlet (113) and the second electromagnetic valve (8) respectively by pipeline
Connecing, described second electromagnetic valve (8) is connected with the leakage fluid dram (401) of fluid infusion groove (4) by pipeline, and the 3rd outlet (113) passes through
Pipeline is connected with the first electromagnetic valve (9) and circulating pump (2) respectively, and described first electromagnetic valve (9) is by pipeline and fluid infusion groove (4)
Leakage fluid dram (401) connect.
A kind of wiring board alkaline waste liquor processing means the most according to claim 1, it is characterised in that: described integrated reacting
Reaction cell body that the shell of groove (1) is made by welding with high-resistance hard plastics plate also installs rustless steel additional and fixes
Frame.
A kind of wiring board alkaline waste liquor processing means the most according to claim 1, it is characterised in that: described cation exchanges
Film dividing plate (105) is by the first engineering plastic flitch (1051), the second engineering plastic flitch (1052), be arranged on by bolt (1055)
Cation exchange membrane (1053) between one engineering plastic flitch (1051) and the second engineering plastic flitch (1052) is constituted, and described first
With perforation (1054) on engineering plastic flitch (1051) and the second engineering plastic flitch (1052).
A kind of wiring board alkaline waste liquor processing means the most according to claim 1, it is characterised in that: described anode array plate
(106) it is to be assembled by the indenting parallel superposition of multiple positive plates (1061) to constitute, described two adjacent positive plates (1061)
Between spacing be 20mm.
A kind of wiring board alkaline waste liquor processing means the most according to claim 4, it is characterised in that: described positive plate
(1061) four bolts hole (1062), the line of adjacent two bolts hole (1062) and the side of positive plate (1061) it are provided with on
The most parallel, a fixed position holes (1063) is opened in the centre of described positive plate (1061), and each bolt hole (1062) distance is fixing
The air line distance of location hole (1063) is equal.
A kind of wiring board alkaline waste liquor processing means the most according to claim 1, it is characterised in that: described anode array plate
(106) be connected to the positive pole of power supply (104) by anode connecting line (13), cathode plate (111) is connected by negative electrode connecting line
To the negative pole of power supply (104), the spacing between described cathode plate (111) and neighbouring cation exchange membrane dividing plate (105) is
20mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620605130.2U CN205821457U (en) | 2016-06-20 | 2016-06-20 | A kind of wiring board alkaline waste liquor processing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620605130.2U CN205821457U (en) | 2016-06-20 | 2016-06-20 | A kind of wiring board alkaline waste liquor processing means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205821457U true CN205821457U (en) | 2016-12-21 |
Family
ID=58146208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620605130.2U Active CN205821457U (en) | 2016-06-20 | 2016-06-20 | A kind of wiring board alkaline waste liquor processing means |
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| CN (1) | CN205821457U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858687A (en) * | 2017-12-21 | 2018-03-30 | 惠州大亚湾双益达电路板科技有限公司 | A kind of PCB etching liquids device for filtering impurities |
| CN108914158A (en) * | 2018-07-27 | 2018-11-30 | 珠海市万顺睿通科技有限公司 | A kind of method and device thereof recycling lead from battery waste |
| CN109881200A (en) * | 2019-04-10 | 2019-06-14 | 深圳市铿东科技有限公司 | A kind of regenerating alkaline etching liquid and its copper recovery method |
| CN111039363A (en) * | 2019-12-25 | 2020-04-21 | 同济大学 | Electrochemical coupling membrane separation self-induced Fenton-like copper complex breaking and strengthening removal device and application thereof |
-
2016
- 2016-06-20 CN CN201620605130.2U patent/CN205821457U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107858687A (en) * | 2017-12-21 | 2018-03-30 | 惠州大亚湾双益达电路板科技有限公司 | A kind of PCB etching liquids device for filtering impurities |
| CN108914158A (en) * | 2018-07-27 | 2018-11-30 | 珠海市万顺睿通科技有限公司 | A kind of method and device thereof recycling lead from battery waste |
| CN108914158B (en) * | 2018-07-27 | 2019-09-24 | 湖南省金翼有色金属综合回收有限公司 | A kind of method and device thereof recycling lead from battery waste |
| CN109881200A (en) * | 2019-04-10 | 2019-06-14 | 深圳市铿东科技有限公司 | A kind of regenerating alkaline etching liquid and its copper recovery method |
| CN111039363A (en) * | 2019-12-25 | 2020-04-21 | 同济大学 | Electrochemical coupling membrane separation self-induced Fenton-like copper complex breaking and strengthening removal device and application thereof |
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Address after: 518000 room 803, building a, Tian'an innovation and Technology Plaza, chegong temple, Tian'an community, Shatou street, Futian District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN FUTIAN DISTRICT ENVIRONMENTAL TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: Room 403, building a, phase I, chegongmiao innovation and Technology Park, Futian District, Shenzhen, Guangdong 518000 Patentee before: SHENZHEN FUTIAN DISTRICT ENVIRONMENTAL TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |
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