CN108842171A - A kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder - Google Patents
A kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder Download PDFInfo
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- CN108842171A CN108842171A CN201811065996.9A CN201811065996A CN108842171A CN 108842171 A CN108842171 A CN 108842171A CN 201811065996 A CN201811065996 A CN 201811065996A CN 108842171 A CN108842171 A CN 108842171A
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- turbulent flow
- connecting tube
- powder
- winning cell
- fixedly connected
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Classifications
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C5/00—Electrolytic production, recovery or refining of metal powders or porous metal masses
- C25C5/02—Electrolytic production, recovery or refining of metal powders or porous metal masses from solutions
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
Abstract
The invention discloses a kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder,Including turbulent flow Winning cell and circulating slot,The liquid outlet on turbulent flow Winning cell top is fixedly connected with one end of outlet tube,The other end of outlet tube is fixedly connected with one end of the first connecting tube,First connecting tube is fixedly connected with one end of the second connecting tube,The junction of first connecting tube and the second connecting tube is fixed with the first solenoid directional control valve,The other end of second connecting tube is fixedly connected with the outlet tube of circulating pump,A kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder of the present invention,Turbulent flow electrodeposition technology changes the thinking of traditional electrochemical equipment,Winning cell electrode is concentric tube-shaped,Slot inner wall is embedded with titanium negative plate,Anode is fixed among groove body,In electrolytic deposition process,Solution is under the action of circulating pump,Enter in Winning cell from slot bottom,Flow at high speed is rotated in slot,It is discharged from groove top.
Description
Technical field
The present invention relates to a kind of method that turbulent flow electrodeposition technology prepares metal-powder, in particular to a kind of turbulent flow electrodeposition preparation
The method and apparatus of metal-powder belong to electrochemical techniques technical field.
Background technique
Metal-powder is one of basic raw material of powder metallurgy industry, since non ferrous metal and their alloy powder is with good
The advantages that electrical and thermal conductivity performance well, corrosion resistance, any surface finish, thus it is widely used in friction material, Buddha's warrior attendant lapicide
The industries such as tool, electrical carbon product, oiliness bearing, electrical contact material, conductive material, machine components, and in automobile, household electrical appliances, electronics, logical
The fields such as news play an important role.
By taking copper powder as an example, copper powder is indispensable in atomic energy, rocket, guided missile, aviation, space travel and metallurgical industry
Valuable materials.The heat absorption capacity of copper powder is strong, stable mechanical performance, fusing point are high, high temperature resistant, is atomic pile neutron reflector
Preferred materials.It is the additive of steel alloy in metallurgical industry, is also used for refractory material and special glass, integrated circuit, day
All various aspects such as line.In recent years, superfine cupper powder is very widely used, especially in phases such as conductive material, catalyst and medicine
Application in the field of pass greatly advances the development and progress of superfine cupper powder itself.
The preparation method of metal-powder mainly has electrolysis method, atomization, chemical method, heat treating process, ball-milling method, plasma
Method, inverse micell microemulsion method and oxidation-reduction method etc..The production of metal-powder mainly considers properties of product.Such as：Powder size,
Particle shape shape, apparent density, mobility etc., while the factors such as environmental protection, cost for being also contemplated that production.
Summary of the invention
The object of the present invention is to provide a kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder, simple processes, fortune
Row is reliable and stable, and with simple process, facility compact, control is flexible, high degree of automation, processing capacity is big, processing cost is low
Etc. series of advantages.
To achieve the above object, the present invention provides the following technical solutions：A kind of turbulent flow electrodeposition prepares the device of metal-powder,
Including turbulent flow Winning cell and circulating slot, the liquid outlet on turbulent flow Winning cell top is fixedly connected with one end of outlet tube, described
The other end of outlet tube is fixedly connected with one end of the first connecting tube, and one end of first connecting tube and the second connecting tube is fixed
The junction of connection, first connecting tube and the second connecting tube is fixed with the first solenoid directional control valve, second connecting tube
The other end be fixedly connected with the outlet tube of circulating pump, second connecting tube is fixedly connected with one end of third connecting tube, institute
It states third connecting tube and is fixedly connected by inlet tube with the inlet of turbulent flow Winning cell bottom end, the third connecting tube passes through the 4th
Connecting tube is fixedly connected with the inlet of solid-liquid separator, the other end of first connecting tube and the fixed company of the 4th connecting tube
It connects, the junction of the third connecting tube and the 4th connecting tube is fixed with the second solenoid directional control valve, the circulating pump and solid-liquid
Separator is respectively and fixedly installed to the top of circulating slot.
As a preferred technical solution of the present invention, the turbulent flow Winning cell by cathode, scraper plate, anode, driving device,
Upper end cover and lower cover composition, the cathode and anode are respectively and fixedly installed to the inside of turbulent flow Winning cell, the table of the cathode
Face is equipped with scraper plate, and the top of the turbulent flow Winning cell is equipped with driving device, and the driving device is motor or hydraulic cylinder, institute
It states cathode and anode is electrically connected with the power supply by conducting wire respectively, the driving device is electrical by driving device switch and power supply
Connection.
As a preferred technical solution of the present invention, the circulating slot is divided into floating material isolation ward, precipitating by partition
Object isolation ward and surge chamber, the top of the surge chamber are fixed with circulating pump, and the circulating pump passes through frequency converter and power supply electricity
Property connection.
As a preferred technical solution of the present invention, first solenoid directional control valve and the second solenoid directional control valve lead to respectively
It crosses time switch to be electrically connected with the power supply, the model KG316T of the time switch.
As a preferred technical solution of the present invention, the model of first solenoid directional control valve and the second solenoid directional control valve
For DSG-01.
As a preferred technical solution of the present invention, the junction of the outlet tube of second connecting tube and circulating pump is solid
Surely it is equipped with flowmeter.
A kind of method that turbulent flow electrodeposition prepares metal-powder, includes the following steps：
S1：Staff is passed through solution into circulating slot first, is pre-processed；
S2：Then circulating pump is opened by circulation switch pump, the solution in circulating slot is pumped by turbulent flow by circulating pump
Winning cell, the continuous forced circulation in entire electrodeposition system；
S3：It is powered to turbulent flow Winning cell, metal ion is precipitated in cathode surface, is then opened by driving device
Driving device is opened, drives scraper plate to be rotated the metal ion to cathode surface by the transmission shaft rotation of the motor of driving device
Scraped, or so that scraper plate is carried out axially reciprocating by the Driven by Hydraulic Cylinder of driving device, thus by metal ion from
The surface of cathode scrapes, and is suspended in solution；
S4：The first solenoid directional control valve and the second solenoid directional control valve are timed by time switch, in electrolytic deposition process,
First solenoid directional control valve and the second solenoid directional control valve periodicity switching valve position state, thus the metal that will be deposited in turbulent flow Winning cell
Powder is taken out of by the bottom of turbulent flow Winning cell by liquid stream, pours in solid-liquid separator and separates and recovers.
Compared with prior art, the beneficial effects of the invention are as follows：A kind of turbulent flow electrodeposition of the present invention prepares the side of metal-powder
Method and device, have the following advantages that：
1, turbulent flow electrodeposition technology changes the thinking of traditional electrochemical equipment, and Winning cell electrode is concentric tube-shaped, slot inner wall
Embedded with titanium negative plate, anode is fixed among groove body, and in electrolytic deposition process, solution enters under the action of circulating pump from slot bottom
In Winning cell, flow at high speed is rotated in slot, is discharged from groove top；Turbulent flow electrodeposition equipment eliminates concentration polarization by high speed liquid flow
It influences, to bring revolutionary breakthrough for electrodeposition technology；
2, in turbulent flow Winning cell, by the effect of applying direct current, the anode of irony or aluminum, which is oxidized, to be released greatly
The metal ion of amount, metal ion are precipitated in cathode surface, by the transmission shaft rotation of the motor of driving device drive scraper plate into
Row rotation scrapes the metal ion of cathode surface, or carries out scraper plate axially by the hydraulic stem driving of driving device
It moves back and forth, so that metal ion be scraped from the surface of cathode, is suspended in solution；
3, turbulent flow electrodeposition technology is higher relative to traditional electrodeposition technical work stability；With higher operating flexibility and
Convenience；Electrifing degree is high, and the degree of automation is higher；Integration Design, easy to remove, reliable, stabilization；Device is compact, accounts for
Ground area is small.
Detailed description of the invention
Fig. 1 is positive structure schematic of the present invention；
Fig. 2 is the structural schematic diagram of turbulent flow Winning cell of the invention.
In figure：1, turbulent flow Winning cell；2, cathode；3, scraper plate；4, anode；5, driving device；6, the first solenoid directional control valve；7,
Second solenoid directional control valve；8, flowmeter；9, circulating pump；10, circulating slot；11, solid-liquid separator.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides the devices that a kind of turbulent flow electrodeposition prepares metal-powder, including turbulent flow Winning cell referring to FIG. 1-2,
1 and circulating slot 10, the liquid outlet on 1 top of turbulent flow Winning cell be fixedly connected with one end of outlet tube, the other end of outlet tube and
One end of one connecting tube is fixedly connected, and the first connecting tube is fixedly connected with one end of the second connecting tube, the first connecting tube and second
The junction of connecting tube is fixed with the first solenoid directional control valve 6, and the outlet tube of the other end and circulating pump 9 of the second connecting tube is fixed
Connection, the second connecting tube are fixedly connected with one end of third connecting tube, and third connecting tube passes through inlet tube and 1 bottom of turbulent flow Winning cell
The inlet at end is fixedly connected, and third connecting tube is fixedly connected by the 4th connecting tube with the inlet of solid-liquid separator 11, the
The other end of one connecting tube is fixedly connected with the 4th connecting tube, and the junction of third connecting tube and the 4th connecting tube is fixed with the
Two solenoid directional control valves 7, circulating pump 9 and solid-liquid separator 11 are respectively and fixedly installed to the top of circulating slot 10.
Preferably, turbulent flow Winning cell 1 is made of cathode 2, scraper plate 3, anode 4, driving device 5, upper end cover and lower cover, yin
Pole 2 and anode 4 are respectively and fixedly installed to the inside of turbulent flow Winning cell 1, and the surface of cathode 2 is equipped with scraper plate 3, the turbulent flow electrodeposition
The top of slot 1 is equipped with driving device 5, and the driving device 5 is motor or hydraulic cylinder, and cathode 2 and anode 4 pass through conducting wire respectively
It is electrically connected with the power supply, driving device 5 is electrically connected with the power supply by driving device switch, in turbulent flow Winning cell 1, by outer
Add the effect of direct current, anode 4, which is oxidized, releases a large amount of metal ion, and metal ion is precipitated on 2 surface of cathode, passes through drive
The transmission shaft rotation of the motor of dynamic device 5 drives scraper plate 3 to be rotated and scrapes to the metal ion on 2 surface of cathode, or
Scraper plate 3 is set to carry out axially reciprocating by the Driven by Hydraulic Cylinder of driving device 5, thus by metal ion from the surface of cathode 2
It scrapes, is suspended in solution.
Preferably, circulating slot 10 is divided into floating material isolation ward, sediment isolation ward and surge chamber by partition, surge chamber
Top is fixed with circulating pump 9, and circulating pump 9 is electrically connected with the power supply by frequency converter, and solution, solution are passed through into circulating slot 10
In floating material swim in the top of floating material isolation ward, then the precipitate in solution is at the bottom of sediment isolation ward
It holds, the solution after precipitating enters in surge chamber, and the solution in circulating slot 10 is pumped into turbulent flow Winning cell 1 by circulating pump 9
In.
Preferably, the first solenoid directional control valve 6 and the second solenoid directional control valve 7 are electrically connected by time switch with power supply respectively
It connects, the model KG316T of time switch is timed by time switch, changes the first solenoid directional control valve 6 and the second electromagnetism
To 7 periodic switching valve position state of valve.
Preferably, the model DSG-01 of the first solenoid directional control valve 6 and the second solenoid directional control valve 7, is changed by the first electromagnetism
It is convenient for changing the flow direction of solution to valve 6 and the second solenoid directional control valve 7.
Preferably, the junction of the outlet tube of the second connecting tube and circulating pump 9 is fixed with flowmeter 8, passes through flowmeter 8
Measurement solution flow, pass through the flow velocity of Frequency Converter Control circulating pump 9.
A kind of method that turbulent flow electrodeposition prepares metal-powder, includes the following steps：
S1：Staff is passed through solution into circulating slot 10 first, is pre-processed；
S2：Then circulating pump 9 is opened by circulation switch pump, is pumped into the solution in circulating slot 10 by circulating pump 9
Turbulent flow Winning cell 1, the continuous forced circulation in entire electrodeposition system；
S3：It is powered to turbulent flow Winning cell 1, metal ion is precipitated on 2 surface of cathode, is then switched by driving device
Driving device 5 is opened, drives scraper plate 3 to be rotated the gold to 2 surface of cathode by the transmission shaft rotation of the motor of driving device 5
Belong to ion to be scraped, or so that scraper plate 3 is carried out axially reciprocating by the Driven by Hydraulic Cylinder of driving device 5, thus by golden
Belong to ion to scrape from the surface of cathode 2, be suspended in solution；
S4：The first solenoid directional control valve 6 and the second solenoid directional control valve 7 are timed by time switch, in electrolytic deposition process
In, the first solenoid directional control valve 6 and the periodical switching valve of the second solenoid directional control valve 7 position state, thus by being deposited in turbulent flow Winning cell 1
Metal-powder taken out of by the bottom of turbulent flow Winning cell 1 by liquid stream, pour in solid-liquid separator 11 and separate and recover.
When specifically used, a kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder of the present invention, first staff to
Solution is passed through in circulating slot 10, the floating material in solution swims in the top of floating material isolation ward, then the sediment in solution
It is deposited in the bottom end of sediment isolation ward, the solution after precipitating enters in surge chamber, opens circulating pump by circulation switch pump
9, the solution in circulating slot 10 is pumped into turbulent flow Winning cell 1, by the effect of applying direct current, the anode of irony or aluminum
4 are oxidized and release a large amount of metal ion, and metal ion is precipitated on 2 surface of cathode, pass through the transmission of the motor of driving device 5
Axis rotation drives scraper plate 3 to be rotated and scrapes to the metal ion on 2 surface of cathode, or passes through the hydraulic of driving device 5
Cylinder driving is suspended in the progress axially reciprocating of scraper plate 3 in solution so that metal ion be scraped from the surface of cathode 2；So
The first solenoid directional control valve 6 and the second solenoid directional control valve 7 are timed by time switch afterwards, in electrolytic deposition process, make first
Solenoid directional control valve 6 and the periodical switching valve of the second solenoid directional control valve 7 position state, thus the metal that will be deposited in turbulent flow Winning cell 1
Powder is taken out of by the bottom of turbulent flow Winning cell 1 by liquid stream, pours in solid-liquid separator 11 and separates and recovers.
In the description of the present invention, it is to be understood that, term " coaxial ", " bottom ", " one end ", " top ", " middle part ",
The orientation or positional relationship of the instructions such as " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.
In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or
It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result,
Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " fixation ",
Terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be with
It is mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside a element, unless otherwise restricted clearly, for the common of this field
For technical staff, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of turbulent flow electrodeposition prepares the device of metal-powder, including turbulent flow Winning cell (1) and circulating slot (10), feature exists
In：The liquid outlet on turbulent flow Winning cell (1) top is fixedly connected with one end of outlet tube, the other end of the outlet tube and
One end of one connecting tube is fixedly connected, and first connecting tube is fixedly connected with one end of the second connecting tube, first connection
Pipe and the junction of the second connecting tube are fixed with the first solenoid directional control valve (6), the other end and circulation of second connecting tube
The outlet tube of pump (9) is fixedly connected, and second connecting tube is fixedly connected with one end of third connecting tube, the third connecting tube
Be fixedly connected by inlet tube with the inlet of turbulent flow Winning cell (1) bottom end, the third connecting tube by the 4th connecting tube with
The inlet of solid-liquid separator (11) is fixedly connected, and the other end of first connecting tube is fixedly connected with the 4th connecting tube, institute
The junction for stating third connecting tube and the 4th connecting tube is fixed with the second solenoid directional control valve (7), the circulating pump (9) and solid-liquid
Separator (11) is respectively and fixedly installed to the top of circulating slot (10).
2. a kind of turbulent flow electrodeposition according to claim 1 prepares metal-powder device, it is characterised in that：The turbulent flow electrodeposition
Slot (1) is made of cathode (2), scraper plate (3), anode (4), driving device (5), upper end cover and lower cover, the cathode (2) and sun
Pole (4) is respectively and fixedly installed to the inside of turbulent flow Winning cell (1), and the surface of the cathode (2) is equipped with scraper plate (3), the rapids
The top of stream Winning cell (1) is equipped with driving device (5), and the driving device (5) is motor or hydraulic cylinder, the cathode (2)
It is electrically connected with the power supply respectively by conducting wire with anode (4), the driving device (5) is electrical by driving device switch and power supply
Connection.
3. the device that a kind of turbulent flow electrodeposition according to claim 1 prepares metal-powder, it is characterised in that：The circulating slot
(10) floating material isolation ward, sediment isolation ward and surge chamber are divided by partition, the top of the surge chamber, which is fixed with, to be followed
Ring pumps (9), and the circulating pump (9) is electrically connected with the power supply by frequency converter.
4. the device that a kind of turbulent flow electrodeposition according to claim 1 prepares metal-powder, it is characterised in that：First electricity
Magnetic reversal valve (6) and the second solenoid directional control valve (7) are electrically connected with the power supply by time switch respectively, the type of the time switch
Number be KG316T.
5. the device that a kind of turbulent flow electrodeposition according to claim 1 prepares metal-powder, it is characterised in that：First electricity
The model DSG-01 of magnetic reversal valve (6) and the second solenoid directional control valve (7).
6. the method and apparatus that a kind of turbulent flow electrodeposition according to claim 1 prepares metal-powder, it is characterised in that：It is described
The junction of the outlet tube of second connecting tube and circulating pump (9) is fixed with flowmeter (8).
7. a kind of for a kind of method that turbulent flow electrodeposition prepares metal-powder described in claim 1, which is characterized in that including with
Lower step：
S1：Staff is passed through solution in circulating slot (10) first, is pre-processed；
S2：Then circulating pump (9) are opened by circulation switch pump, is pumped into the solution in circulating slot (10) by circulating pump (9)
To turbulent flow Winning cell (1), the continuous forced circulation in entire electrodeposition system；
S3：It is powered to turbulent flow Winning cell (1), metal ion is precipitated on cathode (2) surface, is then switched by driving device
It opens driving device (5), drives scraper plate (3) to be rotated to cathode (2) by the transmission shaft rotation of the motor of driving device (5)
The metal ion on surface is scraped, or so that scraper plate (3) is carried out axial reciprocating fortune by the Driven by Hydraulic Cylinder of driving device (5)
It is dynamic, so that metal ion be scraped from the surface of cathode (2), it is suspended in solution；
S4：The first solenoid directional control valve (6) and the second solenoid directional control valve (7) are timed by time switch, in electrolytic deposition process
In, the first solenoid directional control valve (6) and the second solenoid directional control valve (7) periodical switching valve position state, thus by turbulent flow Winning cell (1)
The metal-powder of middle deposition is taken out of by the bottom of turbulent flow Winning cell (1) by liquid stream, and separation and recovery in solid-liquid separator (11) is poured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811065996.9A CN108842171A (en) | 2018-09-13 | 2018-09-13 | A kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811065996.9A CN108842171A (en) | 2018-09-13 | 2018-09-13 | A kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder |
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| Publication Number | Publication Date |
|---|---|
| CN108842171A true CN108842171A (en) | 2018-11-20 |
Family
ID=64189270
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811065996.9A Pending CN108842171A (en) | 2018-09-13 | 2018-09-13 | A kind of method and apparatus that turbulent flow electrodeposition prepares metal-powder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110042426A (en) * | 2019-06-06 | 2019-07-23 | 深圳市中金岭南有色金属股份有限公司丹霞冶炼厂 | A kind of closed electrodeposition pipe and gallium electrodeposition system |
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| CN1087387A (en) * | 1992-08-25 | 1994-06-01 | 马龙贝里有限公司 | Method and device that mineral reclaim |
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| CN106757174A (en) * | 2017-02-23 | 2017-05-31 | 黄芃 | A kind of electro-deposition prepares the method and device of metal dust |
| CN206352165U (en) * | 2016-11-10 | 2017-07-25 | 陕西瑞凯环保科技有限公司 | A kind of not parking online turbulent flow electrowinning plant for changing liquid |
| CN207091517U (en) * | 2017-07-03 | 2018-03-13 | 陕西瑞凯环保科技有限公司 | A kind of device that metal is reclaimed with self-loopa turbulent flow electrowinning plant |
| CN207313718U (en) * | 2017-07-10 | 2018-05-04 | 陕西瑞凯环保科技有限公司 | A kind of turbulent flow electrodeposition medium-sized tester |
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2018
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1087387A (en) * | 1992-08-25 | 1994-06-01 | 马龙贝里有限公司 | Method and device that mineral reclaim |
| CN205974696U (en) * | 2016-07-11 | 2017-02-22 | 陕西瑞凯环保科技有限公司 | Torrent electrodeposition small test device |
| CN206352165U (en) * | 2016-11-10 | 2017-07-25 | 陕西瑞凯环保科技有限公司 | A kind of not parking online turbulent flow electrowinning plant for changing liquid |
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| CN207091517U (en) * | 2017-07-03 | 2018-03-13 | 陕西瑞凯环保科技有限公司 | A kind of device that metal is reclaimed with self-loopa turbulent flow electrowinning plant |
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| CN110042426A (en) * | 2019-06-06 | 2019-07-23 | 深圳市中金岭南有色金属股份有限公司丹霞冶炼厂 | A kind of closed electrodeposition pipe and gallium electrodeposition system |
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Application publication date: 20181120 |
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