CN101560675A - RPP mechanical pulsing disconnecting energy-saving type electrobath and preparation technique - Google Patents
RPP mechanical pulsing disconnecting energy-saving type electrobath and preparation technique Download PDFInfo
- Publication number
- CN101560675A CN101560675A CNA200910136576XA CN200910136576A CN101560675A CN 101560675 A CN101560675 A CN 101560675A CN A200910136576X A CNA200910136576X A CN A200910136576XA CN 200910136576 A CN200910136576 A CN 200910136576A CN 101560675 A CN101560675 A CN 101560675A
- Authority
- CN
- China
- Prior art keywords
- rpp
- liquid
- electrobath
- cell body
- anolyte
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention discloses a RPP mechanical pulsing disconnecting energy-saving type electrobath applied in the industry of electrolyzing metal Mn, which solves the problem of reducing the power consumption in producing electrolytic manganese. The structure of the RPP mechanical pulsing disconnecting energy-saving type electrobath is characterized in that one side of the body of the electrobath ribbed and welded by RPP materials is provided with a cooling pipeline system; each membrane frame of the electrobath is provided with a negative plate and an anode plate; the negative plate is sheathed in a membrane bag; an original liquid is fed into an automatic disconnecting device through a liquid feed pipeline; the device regularly discharges the original liquid to a liquid supplementing triangle weir at the top part of the electrobath; an anode liquid in an anode chamber at the lower part of the electrobath enters the automatic drain disconnecting device through an anode liquid overflow pipe; the device regularly discharges the anode liquid; the automatic disconnecting device consists of an outer shield and a liquid holding tipper hopper in the shield; the bottom part of the shield is provided with a drain; the lower corner of the liquid holding tipper hopper is provided with the counterweight of the tipper hopper; the rotating shaft of the tipper hopper on the liquid holding tipper hopper can lead the liquid holding tipper hopper to turn over under the effect of gravity; a bracket of the tipper hopper supports the liquid holding tipper hopper; an outfall at the bottom part of the electrobath regularly clears silts, and the electrobath can resist high temperature and corrosion as well as save power.
Description
Affiliated technical field
The present invention relates to a kind of RPP mechanical pulsing cutout energy-saving type electrobath and manufacturing process, it is made up of RPP cell body, insulation cooling pipe system, fluid infusion V-notch weir, positive plate, anolyte compartment, negative plate, cathode compartment, diaphragm frame, qualifying liquid feeding pipe, feeding automatic cut out device, anolyte upflow tube, discharge opeing automatic cut out device, sewage draining exit etc., is applicable to the electrolytic metal manganese industry.
Background technology
The electrolyzer that present known electrolytic manganese industry is used in process of production generally is that wooden muscle adds PVC plate welding production and forms, and throat thickness is inhomogeneous, is prone to the seepage leakage phenomenon, and work energy just can together be run off with liquid by leak source; The electrolyzer internal cooling system also is to have caused waste of energy on the one hand, the electrolyzer internal cooling system generally adopts water cooling system, cooling tube adopts metal tube substantially, a large amount of electric energy is run off by the water in the cooling tube, because water coolant is open cycle water normally, along with the increase of cycle index, the impurity in the water coolant also can increase, thereby make the quick decline of cooling resistivity of water finally become conducting medium, cause electric energy to run off; Electrolytic manganese needs to provide additional manganous sulfate stoste in process of production in electrolyzer, manganous sulfate stoste conducts electricity very well, and electric energy can outwards run off by feed liquid pipeline in the pipeline feed flow, electrolyzer; In the electrolytic manganese process, anolyte needs to discharge in electrolyzer, and the anolyte conductivity is good, the pipeline discharge opeing, and electric energy can outwards run off by Drainage pipe in the electrolyzer.
Summary of the invention
A kind of RPP mechanical pulsing disconnected energy type electrolyzer and manufacturing process that is applied to the electrolytic metal manganese industry provided by the invention, solved and reduced the power consumption problem in the electrolytic metal Mn production process, to the production cost that reduces electrolytic manganese highly significant, its structural attitude is to be welded with polymer Reinforced Polypropylene welding rod by RPP Reinforced Polypropylene sheet material, RPP cell body with the reinforcing of compression molding polymer Reinforced Polypropylene rib, side arranged insulation cooling pipe system in this RPP cell body, diaphragm frame is a rectangle frame, size according to electrolyzer, generally 4-5 group diaphragm frame is laid in design in electrolyzer, weld the diaphragm frame fixed frame around the electrolyzer inboard, the removable sealing frame of 3-4 bar is arranged on the diaphragm frame fixed frame, the diaphragm frame fixed frame, removable sealing frame plays the effect of isolating frame of supporting jointly, isolate frame body bottom and be water and cover base plate like the son, be used to isolate catholyte compartment and anolyte compartment, the bottom is an anolyte compartment, top is catholyte compartment, be arranged in order arrangement of anode plate in each isolation frame, negative plate, each negative plate is placed in the diaphragm bag, with interpole gap 100mm, positive plate, negative plate is connected on the diaphragm frame hold-down gear, in fact being that 4-5 is individual in the electrolyzer constitutes by isolating the isolated cathode-anode plate group of frame, the qualified stoste of manganous sulfate enters feeding automatic cut out device through the feeding pipeline, the automatic cut out device is regularly released qualified stoste to electrolyzer top fluid infusion tube seat, again by the evenly feeding in cell body of fluid infusion V-notch weir, anolyte in the anolyte compartment, cell body bottom enters discharge opeing automatic cut out device via the anolyte overflow spout, discharge opeing automatic cut out device is regularly discharged quantitative anolyte, the automatic cut out device is a RPP Reinforced Polypropylene material, it is by the cage of outside and the Sheng liquid tipping bucket in the cage, the tipping bucket counterweight, the tipping bucket rotating shaft, the tipping bucket support, the regular desilting blowdown of sewage draining exit of cell body bottom, this RPP mechanical pulsing cutout energy-saving type electrobath corrosion-resistant and high-temperature resistant, do not leak, the power and energy saving, long service life.
RPP mechanical pulsing cutout energy-saving type electrobath of the present invention technical problem to be solved is at the problem that reduces power consumption in the electrolytic manganese production process, the mn ion electrolytic deposition that electrolytic process is about in the qualifying liquid is the manganese metal product that conforms to quality requirements, the electrolytic anode lead alloy plate, the negative electrode stainless steel plate, satisfying the space-time yield that will improve manganese metal under the specification of quality as far as possible during electrolysis, increase current efficiency, reduce power consumption, the primitive reaction of electrolytic process is:
Negative electrode
Mn
+2+2e＝Mn
2H
2O+2e＝H
2+2OH
-
Barrier film
(SO
4)
2-+2H
+＝H
2SO
4
Anode
2H
2O＝4H
++4e+H
2+2O
2
Mn
+2+O
2+2e＝MnO
2
The qualifying liquid that at first enters cell body will be controlled its main technologic parameters, and 90 ℃ of extraction temperatures leach whole acidity 2.5-3.5, neutralization back acidity 6.8-7.2, Mn
+ 2Concentration 35-40g/l, (NH
4)
2SO
4Concentration 110-130g/l, SeO
2Concentration 0.03g/l, power consumption was minimum when this kind qualifying liquid carried out electrolysis.
Concrete technical problem and manufacturing process that RPP mechanical pulsing cutout energy-saving type electrobath solves are:
1, cell body adopts that to have a certain thickness electrical insulating property good, intensity, rigidity height, and the RPP Reinforced Polypropylene plate that welding property is good is made, and can solve the energy loss that brings because of leakage fully, and it is corrosion-resistant, high temperature resistant, does not leak long service life.
2, the cell body internal cooling system adopts the high thin metallic tubd of thermal conductivity in the electrolytic manganese production process, and acidproof insulation processing is carried out on its surface, has blocked because the phenomenon that the electric energy that adopts metal tube to cause runs off by the water in the cooling tube.
3, electrolytic manganese provides in cell body in process of production and replenishes manganous sulfate stoste, manganous sulfate stoste conducts electricity very well, so will take quarantine measures effectively to liquid-supplying system, adopting mechanical gravity equalizing pulse liquid dispensing apparatus is that feeding automatic cut out device carries out the fluid infusion of cell body, its working process is, manganous sulfate stoste is by qualifying liquid feeding pipeline, flow into and contain the liquid tipping bucket, liquid fills with back Sheng liquid tipping bucket and overturns automatically, liquid pouring is discharged along cage lower end liquid discharge pipe in cage, after the emptying of Sheng liquid tipping bucket, because the effect of tipping bucket counterweight, contain the liquid tipping bucket and turn back to horizontal the tipping bucket rotating shaft, the tipping bucket support plays contains the automatic inverting action of liquid tipping bucket, and liquid installs through this, produce mechanical pulsing shape cutout phenomenon, the fluid infusion process has been blocked the loss of electric energy Tong Guo Give liquid pipeline in the cell body.
4, electrolytic manganese anolyte in process of production needs to discharge in electrolyzer, the anolyte good conductivity, so will take the effective isolation measure to drainage system, adopting mechanical gravity equalizing pulse pumping equipment is that discharge opeing automatic cut out device carries out the discharge opeing of anolyte, its working process is, anolyte is by the anolyte upflow tube, flow into and contain the liquid tipping bucket, liquid fills with back Sheng liquid tipping bucket and overturns automatically, and liquid pouring is discharged along cage lower end liquid discharge pipe in cage, after containing the emptying of liquid tipping bucket, because the effect of tipping bucket counterweight is contained the liquid tipping bucket and is turned back to horizontal the tipping bucket rotating shaft, the tipping bucket support plays contains the automatic inverting action of liquid tipping bucket, liquid installs through this, can guarantee that pipeline is non-crystallizable in the discharge opeing process, non-conductive, can block the interior electric energy of cell body so very reliably and run off by apocenosis passage.
The technical scheme of RPP mechanical pulsing cutout energy-saving type electrobath is that cell body is welded with polymer Reinforced Polypropylene welding rod by RPP Reinforced Polypropylene sheet material, the RPP cell body making of reinforcing with compression molding polymer Reinforced Polypropylene rib has replaced wooden muscle in the past to add PVC plate welding production, save resource, reduce to pollute, guarantee the long-time ne-leakage of cell body, thereby stop electric leakage, reach the purpose of economize on electricity, increase work-ing life, and the RPP electrolyzer reaches 10 years work-ing life, seldom maintenance; Groove internal cooling pipe adopts good insulating, material manufacturing that heat conduction efficiency is high, and the design of cooling tube structure is easy to change, and has improved in the past that electric energy communicates with the external world by heat-eliminating medium, waste of energy, thus reach the purpose of economize on electricity; At qualifying liquid feeding pipeline, anolyte Drainage pipe difference installation qualification liquid feeding automatic cut out device, discharge opeing automatic cut out device, adopt mechanical pulsing cutout formula to cross the liquid technology, be interrupted feed flow, discharge opeing, realized purpose of saving; Adopt removable sealing frame between diaphragm frame, the emptying valve is installed, save the clear groove time, be convenient to operation, reduce labour intensity, increase work-ing life, save the clear groove time, be convenient to operation at sewage draining exit; Diaphragm frame has adopted the RPP material to make, and has increased work-ing life, has replaced wooden frame in the past; Adopt triangle fluid infusion weir, realized even fluid infusion, be convenient to maintenance and operation.
Beneficial effect of the present invention is very remarkable, has solved the high problem of power consumption in the electrolytic metal Mn production process, and is acidproof, high temperature resistant, intensity is high, the life-span is long, reduced working strength of workers, be convenient to operation, maintenance, reduce the maintain and replace number of times, saved maintenance cost.
Description of drawings
Below in conjunction with accompanying drawing RPP mechanical pulsing cutout energy-saving type electrobath of the present invention is further specified.
Fig. 1 RPP mechanical pulsing cutout energy-saving type electrobath structural representation
Among the figure
1, RPP cell body 2, water-cooled tube 3, water-cooled tube bracing frame 4, cooling water intake 5, cooling water outlet 6, water coolant return flume 7, positive plate 8, anolyte compartment 9, negative plate 10, cathode compartment 11, diaphragm bag 12, diaphragm frame 13 diaphragm frame hold-down gears, 14 diaphragm frame fixed frames 15, removable sealing frame 16, qualifying liquid feeding pipeline 17, feeding automatic cut out device 18 fluid infusion V-notch weirs 19, anolyte upflow tube 20, discharge opeing automatic cut out device 21, cage 22, contain liquid tipping bucket 23, tipping bucket counterweight 24, tipping bucket rotating shaft 25, tipping bucket support 26, sewage draining exit
The specific implementation method formula
A side arranged water-cooled tube (2) in the RPP cell body (1), be fixed on RPP cell body one inner side-wall with water-cooled tube bracing frame (3), cooling water intake (4), cooling water outlet (5) is in water coolant return flume (6) one sides, arranged diaphragm frame (12) in the cell body, be followed successively by positive plate (7) in each diaphragm frame, negative plate (9) is arranged, negative plate is enclosed within the diaphragm bag (11), anolyte compartment (8) is in the cell body bottom, cathode compartment (10) is in upper portion of anode chamber, cathode-anode plate is placed on the diaphragm frame hold-down gear (13), diaphragm frame fixed frame (14), removable sealing frame (15) supports diaphragm frame, qualifying liquid flows into feeding automatic cut out device (17) through feeding pipeline (16), regularly qualified stoste is released to electrolyzer top fluid infusion groove V-notch weir (18) and evenly give the electrolyzer fluid infusion, anolyte enters discharge opeing automatic cut out device (20) via anolyte upflow tube (19), discharge opeing automatic cut out device is regularly discharged anolyte, discharge opeing automatic cut out device, feeding automatic cut out device is made up of the cage (21) of outside and the Sheng liquid tipping bucket (22) in the cage, cage is that leakage fluid dram is arranged at the bottom, contain liquid tipping bucket inferior horn and be furnished with tipping bucket counterweight (23), tipping bucket rotating shaft (24) can make Sheng liquid tipping bucket overturn under action of gravity on the Sheng liquid tipping bucket, tipping bucket support (25) supports contains the liquid tipping bucket, the sewage draining exit of bottom of electrolytic tank (26) desilting blowdown regularly.
Claims (7)
1. RPP mechanical pulsing cutout energy-saving type electrobath and manufacturing process comprise RPP cell body, cooling pipe system, fluid infusion V-notch weir, positive plate, anolyte compartment, negative plate, cathode compartment, barrier film net, diaphragm frame qualifying liquid feeding pipe, feeding automatic cut out device, anolyte upflow tube, discharge opeing automatic cut out device, sewage draining exit etc.It is characterized in that: a side arranged water-cooled tube (2) in the RPP cell body (1), be fixed on RPP cell body one inner side-wall with water-cooled tube bracing frame (3), cooling water intake (4), cooling water outlet (5) is in water coolant return flume (6) one sides, arranged diaphragm frame (12) in the cell body, be followed successively by positive plate (7) in each diaphragm frame, negative plate (9) is arranged, negative plate is enclosed within the diaphragm bag (11), anolyte compartment (8) is in the cell body bottom, cathode compartment (10) is in upper portion of anode chamber, cathode-anode plate is placed on the diaphragm frame hold-down gear (13), diaphragm frame fixed frame (14), removable sealing frame (15) supports diaphragm frame, qualifying liquid flows into feeding automatic cut out device (17) through feeding pipeline (16), regularly qualified stoste is released to electrolyzer top fluid infusion groove V-notch weir (18) and evenly give the electrolyzer fluid infusion, anolyte enters discharge opeing automatic cut out device (20) via anolyte upflow tube (19), discharge opeing automatic cut out device is regularly discharged anolyte, discharge opeing automatic cut out device, feeding automatic cut out device is made up of the cage (21) of outside and the Sheng liquid tipping bucket (22) in the cage, cage is that leakage fluid dram is arranged at the bottom, contain liquid tipping bucket inferior horn and be furnished with tipping bucket counterweight (23), tipping bucket rotating shaft (24) can make Sheng liquid tipping bucket overturn under action of gravity on the Sheng liquid tipping bucket, tipping bucket support (25) supports contains the liquid tipping bucket, the sewage draining exit of bottom of electrolytic tank (26) desilting blowdown regularly.
2. RPP mechanical pulsing cutout energy-saving type electrobath according to claim 1 and manufacturing process, it is characterized in that: RPP cell body (1) adopts that to have a certain thickness electrical insulating property good, intensity, rigidity height, the RPP Reinforced Polypropylene sheet material that welding property is good is with the welding of polymer Reinforced Polypropylene welding rod, with compression molding polymer Reinforced Polypropylene rib reinforcement of weld, save resource, reduce to pollute, guarantee the long-time ne-leakage of cell body, thereby stop electric leakage, reach the purpose of economize on electricity.
3. RPP mechanical pulsing cutout energy-saving type electrobath according to claim 1, it is characterized in that: the high thin metallic tubd of the corrosion-resistant water-cooled tube of insulation (2) employing thermal conductivity in the RPP cell body (1) in the electrolytic manganese production process, acidproof insulation processing is carried out on its surface, fixing with water-cooled tube bracing frame (3), blocked because the electric energy that adopts metal tube to cause runs off by the water in the cooling tube, and the design of cooling tube structure is easy to change.
4. RPP mechanical pulsing cutout energy-saving type electrobath according to claim 1 and manufacturing process; it is characterized in that: electrolytic manganese provides in RPP cell body (1) in process of production and replenishes manganous sulfate stoste; manganous sulfate stoste conducts electricity very well; so will take quarantine measures effectively to liquid-supplying system; adopting mechanical gravity equalizing pulse liquid dispensing apparatus is that feeding automatic cut out device (17) carries out the fluid infusion of electrolyzer; be installed in qualifying liquid on feeding pipeline (16); can guarantee that pipeline is non-crystallizable in the mechanical pulsing fluid infusion process; non-conductive, can block the interior electric energy of electrolyzer so very reliably and run off by the feeding passage.
5. RPP mechanical pulsing cutout energy-saving type electrobath according to claim 1 and manufacturing process, it is characterized in that: electrolytic manganese anolyte is in process of production discharged from RPP cell body (1) inner anode chamber (8), the anolyte good conductivity, so will take the effective isolation measure to drainage system, adopting mechanical gravity equalizing pulse pumping equipment is that discharge opeing automatic cut out device (20) carries out the discharge opeing of anolyte, be installed on the anolyte upflow tube (19), can guarantee that pipeline is non-crystallizable in the pulse discharge opeing process, non-conductive, can block the interior electric energy of electrolyzer so very reliably and run off by apocenosis passage.
6. RPP mechanical pulsing cutout energy-saving type electrobath according to claim 1 and manufacturing process, it is characterized in that: diaphragm frame (12) diaphragm frame fixed frame (14) has adopted the RPP material to make, replaced wooden frame in the past, removable sealing frame (15), detachable when cleaning, reduce labour intensity, increase work-ing life, save the clear groove time.
7. RPP mechanical pulsing cutout energy-saving type electrobath according to claim 1 and manufacturing process, it is characterized in that: RPP cell body (1) top fluid infusion V-notch weir (18) is given the electrolyzer fluid infusion, has realized even fluid infusion, and the electrolytic efficiency height is convenient to maintenance and operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200910136576XA CN101560675A (en) | 2009-05-08 | 2009-05-08 | RPP mechanical pulsing disconnecting energy-saving type electrobath and preparation technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200910136576XA CN101560675A (en) | 2009-05-08 | 2009-05-08 | RPP mechanical pulsing disconnecting energy-saving type electrobath and preparation technique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101560675A true CN101560675A (en) | 2009-10-21 |
Family
ID=41219640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200910136576XA Pending CN101560675A (en) | 2009-05-08 | 2009-05-08 | RPP mechanical pulsing disconnecting energy-saving type electrobath and preparation technique |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101560675A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296323A (en) * | 2010-06-22 | 2011-12-28 | 陈榜龙 | Manufacturing system for producing electrolytic manganese metal by two-ore method |
| CN103014777A (en) * | 2012-12-10 | 2013-04-03 | 江苏晨力环保科技有限公司 | Energy-saving electrolytic tank |
| CN106119891A (en) * | 2016-08-30 | 2016-11-16 | 中信大锰矿业有限责任公司 | A kind of energy saving technique in electrolytic manganese electrowinning process |
| CN109538939A (en) * | 2018-10-31 | 2019-03-29 | 中国核电工程有限公司 | Material conveying liquid pipe road cut-off device, system and application |
-
2009
- 2009-05-08 CN CNA200910136576XA patent/CN101560675A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102296323A (en) * | 2010-06-22 | 2011-12-28 | 陈榜龙 | Manufacturing system for producing electrolytic manganese metal by two-ore method |
| WO2011160575A1 (en) * | 2010-06-22 | 2011-12-29 | Chen Banglong | Manufacturing system for producing electrolytic manganese metal by two-mining method |
| CN102296323B (en) * | 2010-06-22 | 2014-11-05 | 陈榜龙 | Manufacturing system for producing electrolytic manganese metal by two-ore method |
| CN103014777A (en) * | 2012-12-10 | 2013-04-03 | 江苏晨力环保科技有限公司 | Energy-saving electrolytic tank |
| CN106119891A (en) * | 2016-08-30 | 2016-11-16 | 中信大锰矿业有限责任公司 | A kind of energy saving technique in electrolytic manganese electrowinning process |
| CN109538939A (en) * | 2018-10-31 | 2019-03-29 | 中国核电工程有限公司 | Material conveying liquid pipe road cut-off device, system and application |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104528889B (en) | A kind of multiple-unit integrated form electrolysis bath | |
| CN101560675A (en) | RPP mechanical pulsing disconnecting energy-saving type electrobath and preparation technique | |
| CN104327902B (en) | A kind of device of brine electrolysis coal slurry desulfurization hydrogen manufacturing | |
| CN101451245B (en) | Dipolar type natural circulation ionic membrane electrolysis cell | |
| WO2014180268A1 (en) | Ultrahigh current density electrolysis or electro-deposition groove | |
| CN201411497Y (en) | Full-sealing silver electrolysis device | |
| CN201473611U (en) | RPP mechanical pulse shut-off energy-saving electrolytic tank | |
| CN210826392U (en) | Electrolytic device for industrial production of 5N high-purity copper | |
| CN201809447U (en) | Columnar membrane electrolytic tank for electrolyzing gold from cyanided pregnant solution | |
| CN103409771B (en) | A kind of environment-friendly type electrolytic nickel continuous and stable production technique | |
| CN201106069Y (en) | Bipolar type natural-cycle ion-exchange membrane electrolyzer | |
| CN210657162U (en) | Device for electrodepositing copper on waste micro-etching solution | |
| CN211445924U (en) | Stannous octoate organic electrochemical synthesis reaction electrolytic tank | |
| CN211445923U (en) | Stannous octoate electrochemistry continuous cycle synthesizer | |
| CN101244854B (en) | Iron carbon micro electrolyser and method for processing ceramic phenol wastewater | |
| WO2021190027A1 (en) | Ammonia method-based electrolysis device and using method thereof | |
| CN209941108U (en) | Copper electrodeposition apparatus | |
| CN213061044U (en) | Quick liquid inlet and discharge electrolytic cell group | |
| CN220503227U (en) | Multifunctional diaphragm electrolytic tank | |
| CN202766651U (en) | Band steel galvanizing line electrolysis line outer bath | |
| CN219490190U (en) | Liquid receiving tank device for electrolytic copper foil water treatment electrolytic tank | |
| CN208413941U (en) | A kind of roller ni plating apparatus with electrolyte tank | |
| CN211227367U (en) | Electrolytic tank frame convenient to maintain | |
| CN110923743B (en) | Stannous octoate electrochemical continuous circulation synthesis device and synthesis method thereof | |
| CN118028909A (en) | Electrolytic device for electrolytic manganese |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |
Open date: 20091021 |