EP2141265A1 - Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate - Google Patents
Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate Download PDFInfo
- Publication number
- EP2141265A1 EP2141265A1 EP08159745A EP08159745A EP2141265A1 EP 2141265 A1 EP2141265 A1 EP 2141265A1 EP 08159745 A EP08159745 A EP 08159745A EP 08159745 A EP08159745 A EP 08159745A EP 2141265 A1 EP2141265 A1 EP 2141265A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- cathode
- carousel
- stripping
- cathode plate
- knives
- 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.)
- Withdrawn
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 70
- 239000002184 metal Substances 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000011248 coating agent Substances 0.000 claims description 25
- 238000000576 coating method Methods 0.000 claims description 25
- 230000008021 deposition Effects 0.000 claims 1
- 230000033001 locomotion Effects 0.000 description 9
- 239000000243 solution Substances 0.000 description 7
- 238000012546 transfer Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 4
- 238000004070 electrodeposition Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 238000010923 batch production Methods 0.000 description 2
- 239000008151 electrolyte solution Substances 0.000 description 2
- 206010016256 fatigue Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Images
Classifications
-
- 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
- C25C7/06—Operating or servicing
- C25C7/08—Separating of deposited metals from the cathode
Definitions
- the present invention relates to the field of metal production by cathodic electrodeposition and in particular to the removal of the electrodeposited metal coating from the cathodic support plate.
- Metal refinement by electrolysis is a well known technique applied for the production of metals like zinc, copper, silver, etc. and consists of inserting a cathode into an electrolytic cell containing a solution including an ion of the metal to be refined. Upon application of an electric field across the cell, metal is electrolytically deposited onto the surfaces of the cathode in contact with the solution to form a metal coating. The top of the cathode is generally located above the level of the solution so as to leave an area of the cathode which remains uncoated. When the metal coating has grown to the desired thickness, it must be scraped or stripped off the cathode.
- the metal coating is scraped off the surface of the cathode while the latter is still immersed in the electrolytic solution.
- the cathode In US 3,772,003 the cathode is in the shape of a rotating drum partially immersed in the electrolytic solution. The deposited metal is removed continuously as the cathode drum rotates by a scraping blade tangently contacting the surface thereof which stands out of the solution level.
- disc-shaped cathodes are rotatably mounted in an electrolytic cell such as to be partially immersed in the elecrolytic solution. As the cathode rotates, a metal coating is formed on the surface thereof and is scraped by a blade immersed in the solution.
- EP 436,602 discloses a cathode in the shape of e.g., a drum which is lifted out of an electrolytic cell when the coating is of a sufficient thickness.
- scraping knives located below the drum and mounted on hinges so as to form a funnel or truncated cone are displayed such that when the cathode is driven down, the metal coating deposited on its inner surface is scraped off by the funnel forming blades and recovered in the centre thereof as the drum is immersed again for further coating.
- US 3,996,127 discloses an apparatus wherein a plurality of coated cathode plates are conveyed to a stripping unit in a conveying line wherein the plates are hung side by side, forming a garland.
- this equipment allows the coated cathode plates to be delivered to the stripping unit in an automated step-by-step process, the side-by-side arrangement of the cathodes is not compatible with today's productivity requirements and space restrictions.
- most stripping apparatuses comprise a conveyor wherein the coated cathodes are arranged in a face-to-face relationship instead.
- the plates are arranged in a face-to-face relationship in all these apparatuses, they must be separated from one another by a distance sufficient to allow the insertion of the stripping blades in between.
- many apparatuses comprise a supply line where the coated cathode plates are arranged in a close packed face-to-face arrangement and further comprise a transfer device to transfer individual plates from the supply line to the stripping unit.
- US 3,689,396 describes a first step-by-step conveyor in connection with a second, continuous conveyor to convey individual plates from the first conveyor to the stripping unit.
- a carousel loading individual cathode plates from the conveyor to various processing stations were proposed in EP 482,258 .
- the rotating axis of the carousel in this document is substantially vertical, and the stripping operation requires several stages which are too long according to today's standards.
- the present invention is defined in the appended independent claims. Preferred embodiments are defined in the dependent claims.
- the present invention provides a novel apparatus for removing an electrodeposited metal layer from a cathode plate comprising:
- the coated cathodes are fed individually to the stripping unit by a carousel having a substantially horizontal axis of rotation.
- the present invention is compact since the coated cathode plates are conveyed in a close packed arrangement prior to being fed to the stripping unit, and the carousel width is substantially flush with the rest of the apparatus and occupies little area on the floor compared with a carousel rotating around a vertical axis as in EP 482,258 .
- a stripping device particularly suitable for removing an electrodeposited metal layer from a cathode plate comprises:
- An apparatus according to the present invention further comprising a stripping device as described above is preferred and is particularly advantageous because it allows the stripping cycle to be completed with a total of five moves: (1) first rotation of the carousel to bring the coated cathode into position; (2) closing of the scissor-like frame to bring the stripping knives into contact with the top of the cathode; (3) driving the knives down along the interface between the metal coating and the cathode plate to remove the metal sheet; (4) driving the knives up again and open the scissor like frame; and (5) with a second rotation of the carousel bring the uncoated cathode plate to a discharge zone.
- the total stripping cycle (1)-(5) for one cathode can be as short as less than 7 s, preferably less than 5 s, and most preferably, less than 4 s.
- the stripping apparatus of the present invention comprises four main sections: (a) a conveyor (10), (b) a stripping unit (11), (c) a receiving unit (14) for receiving the stripped metal sheets, and (d) a discharge conveyor for bringing the cathode plates to further processing (e.g., the surface of plates can be cleaned for further immersion into an electrolytic cell and start the cycle again).
- the cathode plates are arranged on the conveyor in a face-to-face arrangement. They may be fixed to the conveying line by any means known in the art. For example, they can be hung to a single or a pair of chain or rail conveyors.
- the electrodes may be fixed to a support comprising fixing means to the conveyor, or the fixing means can be integral to the cathode plates, without any external support frame.
- the conveyor drives the cathode plates step-by-step towards the stripping unit.
- the downstream side of the conveyor transfers the first cathode plate (62) present onto the carousel (7) of the stripping unit.
- the step-by-step frequency of the conveyor is in phase with the step-by-step rotation of the carousel as defined below.
- the stripping unit comprises a carousel (7) for bringing each cathode plate one by one to its stripping position and a pair of knives run through the whole interface between the cathode plate and the metal coating.
- the carousel (7) rotates over a substantially horizontal axis which is located not higher than the conveyor line.
- the conveyor line is at a level comprised between the horizontal axis of rotation of the carousel and its top ridge as illustrated in the Figures.
- the conveyor line connects with engaging means, such as a pair of slots (1) of the carousel (7) to transfer and pivotally hang a coated cathode plate (62) thereto as illustrated in Figure 1 .
- Figure 1 shows a cathode plate (61) after stripping.
- the coated cathode plate (62) loaded on pair of slots (1) is brought into stripping position within range of the stripping knives, whilst at the same time the cathode plate (61) which was stripped before is driven onto the discharge line (12) and the next coated cathode plate (63) is being transferred from the conveyor (11) to the pair of slots (5).
- clamping means (13) are illustrated as connecting with slots (3) and (4) located below the axis of rotation of the carousel, but any clamping system preventing carousel (7) from rotating can be used instead.
- the carousel could also be clamped through the motor controlling its rotation, but this solution requires the use of powerful motors which add to the cost of the apparatus.
- a pair of stripping knives (8) is brought into contact with the two main surfaces of the cathode, at a level located above the coating line.
- the knives (8) are mounted at the end of long arms (20) connecting to form a scissor-like frame, said arms being long enough to allow the knives to be run from the top to the bottom of the cathode plate.
- the scissor-like frame (20) is open during rotation of the carousel (7) to give clearance to the coming coated (62) and to the departing stripped cathode plates (61) as illustrated in Figure 2 .
- the scissor-like frame closes its arms thus bringing the knives (8) into contact with the uncoated top section of the cathode plate (cf. Figure 3 ).
- the scissor-like frame is then driven down to run the knives through the interface between the metal coating and the cathode plate (cf. Figure 4 ).
- a wedge like tool (31) can be positioned ahead of the knives to initiate a crack at the interface and allow the knives to run into this crack (cf. Figure 6 ).
- Stripping devices of other types can be conveniently used with the stripping apparatus of the present invention, but the one described above, with the knives mounted at the end of a scissor-like frame is particularly preferred as it allows to substantially reduce the size of the equipment and reduce the number of knives movements required to carry out the stripping operation: closing the scissor-like frame, driving it down, driving it up, and opening the scissor-like frame.
- Such economy of movements allows the control unit to be simpler and saves a lot of time.
- the time required for one stripping cycle with the apparatus of the present invention is estimated between 3 and 7 s, preferably between 3 and 6 s, most preferably between 3 and 5 s, leading to stripping cycle time reductions of up to 70% with respect to existing stripping lines.
- Figure 6 illustrates a front view of the stripping unit showing cathode plates (62) and (61) hanging on the carousel (7), the former at its stripping position and the latter at its transfer position onto the discharge zone (12).
- the carousel's rotation is driven by motor (30).
- the knives (8) are shown in stripping position, contacting the uncoated top section of the cathode plate (62). It can be appreciated from Figure 5 that the alignment of the cathode plate (62) to be stripped and the stripping knives (8) is critical for the stripping operation. For this reason it may be advantageous to provide the carousel with alignment means (1 5) for bringing the cathode in alignment with the stripping knives (8) as the cathode is driven to the stripping unit (11).
- a simple and efficient alignment means (15) consists of curved handles positioned in the inner side of the carousel's walls, vis-à-vis each slot and such that a cathode (62) loaded on a pair of slots (5) is progressively and smoothly being aligned as it pivots around its hanging hinges upon rotation of the carousel (7) until it reaches its stripping position in stripping unit (11).
- Other alignment means can be used, but this is so simple and flawless that it is particularly preferred.
- the coating sheets (6b) are made of purified metal which is usually very ductile and can weigh a couple of hundreds of kilograms. As the stripping knives (8) run down along the coating-cathode interface the metal sheet (6b) detaches itself from its support (6a) and eventually falls down.
- the receiving unit (14) serves to ensure that the falling metal sheet (6b) does not crash and crumple under the impact.
- Several types of receiving units exist in the market as for instance the ones described in US2007/0272561 or in US 3,625,806 , and can be conveniently used in the present invention.
- a receiving unit (14) comprising a series of wheels facing each other and mounted with rubber tyres to damp the impact.
- the series of wheels are so arranged as to bring the falling metal sheet (6b) from a substantially vertical position as it falls to a horizontal one as it is laid down onto a conveying belt or any other receiving element. Usually a number of sheets are stacked on said receiving element before being conveyed away for further processing.
- a metal sheet (6b) When stripped off the cathode surfaces (6a), a metal sheet (6b) is folded in two, the folding line corresponding to the bottom edge of the cathode which was immersed in an electrolytic cell. If all the folded metal sheets are stacked with the folding line on the same side, the pile will tilt on one side and will be unstable. In order to increase the stability of a stack of metal sheets, it is preferred that the arrangement of the series of wheels is suitable for laying the metal sheets onto the receiving element with their folding lines with alternating orientations.
- first series of facing wheels in alignment with the hanging cathode to catch the falling metal sheet and a second series of facing wheels alternatingly guiding the metal sheets so as to lay them onto the receiving element once with the folding line positioned upstream and next with the folding line positioned downstream with respect to the direction of motion of the line for each new falling sheet.
- the second series of facing wheels may be mounted on a carriage, itself pivotally mounted below the first series of wheels. By oscillating said carriage with each new metal sheet, the folding line thereof is led downstream or upstream to achieve the desired effect.
- the discharge line (12) is located downstream of the carousel (7) and is adapted to receive the stripped cathode plates being evacuated from their stripping position.
- the discharge zone comprises a conveyor similar to the one described in point (a) supra.
- the stripped cathodes are conveyed away step-by-step from the carousel for further handling. Generally the surfaces of the cathode plates are treated and then the plates are brought back to the electrolytic cells for further electrolytic metal deposition.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Electroplating Methods And Accessories (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08159745A EP2141265A1 (en) | 2008-07-04 | 2008-07-04 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
AU2009265804A AU2009265804B2 (en) | 2008-07-04 | 2009-06-30 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
EP09772417A EP2318571B1 (en) | 2008-07-04 | 2009-06-30 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
BRPI0915708-5A BRPI0915708B1 (pt) | 2008-07-04 | 2009-06-30 | instrumento de remoção e processo para remoção de uma camada metálica eletrodepositada a partir de uma placa de cátodo |
PCT/EP2009/058149 WO2010000717A2 (en) | 2008-07-04 | 2009-06-30 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
CN200980125584.2A CN102084036B (zh) | 2008-07-04 | 2009-06-30 | 从阴极板上去除电沉积的金属层的剥离设备及方法 |
ES09772417T ES2390007T3 (es) | 2008-07-04 | 2009-06-30 | Método y aparato de decapado para retirar una capa metálica electrodepositada de una placa catódica |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08159745A EP2141265A1 (en) | 2008-07-04 | 2008-07-04 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
Publications (1)
Publication Number | Publication Date |
---|---|
EP2141265A1 true EP2141265A1 (en) | 2010-01-06 |
Family
ID=40032513
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP08159745A Withdrawn EP2141265A1 (en) | 2008-07-04 | 2008-07-04 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
EP09772417A Active EP2318571B1 (en) | 2008-07-04 | 2009-06-30 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP09772417A Active EP2318571B1 (en) | 2008-07-04 | 2009-06-30 | Stripping apparatus and method for removing an electrodeposited metal layer from a cathode plate |
Country Status (6)
Country | Link |
---|---|
EP (2) | EP2141265A1 (zh) |
CN (1) | CN102084036B (zh) |
AU (1) | AU2009265804B2 (zh) |
BR (1) | BRPI0915708B1 (zh) |
ES (1) | ES2390007T3 (zh) |
WO (1) | WO2010000717A2 (zh) |
Cited By (3)
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CN102146572A (zh) * | 2011-01-29 | 2011-08-10 | 湖南江冶机电科技有限公司 | 海绵铅成型生产线 |
WO2017144740A1 (es) * | 2016-02-25 | 2017-08-31 | Yves Lefevre | Máquina de arrancado de cátodos |
CN110408962A (zh) * | 2019-09-16 | 2019-11-05 | 宜昌市烨赫机械制造有限公司 | 一种用于剥离阴极板上电解锰的装置及方法 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103388162B (zh) * | 2013-08-09 | 2015-09-30 | 赤峰云铜有色金属有限公司 | 种板剥离机组 |
CN104499005B (zh) * | 2014-12-04 | 2017-02-22 | 株洲优瑞科有色装备有限公司 | 剥锌后机器人剔板、补板、转运装置及方法及剥锌生产线 |
CN104357882B (zh) * | 2014-12-09 | 2016-09-07 | 株洲优瑞科有色装备有限公司 | 用于阴极板金属层的快速剥离装置及剥离设备及剥离方法 |
CN104762640B (zh) * | 2015-04-28 | 2017-11-21 | 北京矿冶研究总院 | 电沉积金属预剥离装置 |
CN105926009B (zh) * | 2016-05-30 | 2018-01-30 | 北矿机电科技有限责任公司 | 阴极板间距调整装置及调整方法 |
CN106591895A (zh) * | 2016-12-15 | 2017-04-26 | 天津鑫胜宏塔新材料科技有限公司 | 一种电解铜粉刮板装置 |
CN107699924B (zh) * | 2017-11-13 | 2024-04-02 | 温岭市忠盛金属材料有限公司 | 一种碱性电解金属锌粉中的阴极板剥离金属锌粉设备 |
CN109487304B (zh) * | 2018-11-30 | 2023-09-08 | 江西创恩机械设备有限公司 | 阴极板剥片设备 |
CN109853005B (zh) * | 2019-04-08 | 2019-12-27 | 林时本 | 一种电解铜生产用铜板刮粉装置及其使用方法 |
CN112210800B (zh) * | 2019-07-12 | 2023-08-25 | 莱昂·克罗塞特 | 包括预剥离设备的电解沉积生产线 |
CN112210799B (zh) * | 2019-07-12 | 2023-06-23 | 莱昂·克罗塞特 | 包括运输阴极板和阳极板的升降设备的电解沉积生产线 |
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---|---|---|---|---|
US1553080A (en) | 1921-11-25 | 1925-09-08 | Us Metals Refining Company | Automatic stripping machine |
US3625806A (en) | 1968-01-30 | 1971-12-07 | Olov Carl Gustav Wennberg | Machine for stripping off the copper coating from a basic plate for the production of start sheets for electrolytic refinement of copper |
US3689396A (en) | 1969-11-10 | 1972-09-05 | Monteponi & Montevecchio Spa | Apparatus for stripping metal layers from metallic supports |
US3772003A (en) | 1972-02-07 | 1973-11-13 | J Gordy | Process for the electrolytic recovery of lead, silver and zinc from their ore |
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JPS62224694A (ja) | 1986-03-26 | 1987-10-02 | Mitsubishi Metal Corp | カソ−ド析出物の剥離方法および装置 |
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ATE498714T1 (de) * | 2004-01-21 | 2011-03-15 | Falconbridge Ltd | Verfahren und vorrichtung zum entschichten elektrolytisch abgeschiedener metallbleche aus permanenten kathoden |
-
2008
- 2008-07-04 EP EP08159745A patent/EP2141265A1/en not_active Withdrawn
-
2009
- 2009-06-30 BR BRPI0915708-5A patent/BRPI0915708B1/pt active IP Right Grant
- 2009-06-30 EP EP09772417A patent/EP2318571B1/en active Active
- 2009-06-30 ES ES09772417T patent/ES2390007T3/es active Active
- 2009-06-30 AU AU2009265804A patent/AU2009265804B2/en active Active
- 2009-06-30 CN CN200980125584.2A patent/CN102084036B/zh active Active
- 2009-06-30 WO PCT/EP2009/058149 patent/WO2010000717A2/en active Application Filing
Patent Citations (18)
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US1553080A (en) | 1921-11-25 | 1925-09-08 | Us Metals Refining Company | Automatic stripping machine |
US3625806A (en) | 1968-01-30 | 1971-12-07 | Olov Carl Gustav Wennberg | Machine for stripping off the copper coating from a basic plate for the production of start sheets for electrolytic refinement of copper |
US3689396A (en) | 1969-11-10 | 1972-09-05 | Monteponi & Montevecchio Spa | Apparatus for stripping metal layers from metallic supports |
US3772003A (en) | 1972-02-07 | 1973-11-13 | J Gordy | Process for the electrolytic recovery of lead, silver and zinc from their ore |
US3847779A (en) | 1972-10-26 | 1974-11-12 | Dowa Mining Co | Automatic apparatus for stripping deposited metal from a cathode plate in electrowinning process |
US3996127A (en) | 1973-10-17 | 1976-12-07 | Outokumpu Oy | Device for detaching an electrolytically precipitated metal sheet from a cathode |
JPS5518584B2 (zh) | 1976-05-17 | 1980-05-20 | ||
US4273640A (en) | 1977-12-22 | 1981-06-16 | Ross Richard H C Leb | Zinc extraction apparatus |
US4209379A (en) * | 1979-06-18 | 1980-06-24 | Texasgulf Canada Ltd. | Cathode stripping system |
JPS62224694A (ja) | 1986-03-26 | 1987-10-02 | Mitsubishi Metal Corp | カソ−ド析出物の剥離方法および装置 |
US4806213A (en) | 1986-10-03 | 1989-02-21 | Outokumpu Oy | Method and apparatus for stripping electrolytic precipitate from supporting structures |
EP0436602A1 (en) | 1988-09-27 | 1991-07-17 | Kodak Ag | METAL RECOVERY DEVICE. |
EP0470033A2 (en) | 1990-08-01 | 1992-02-05 | Asturiana De Zinc, S.A. | Installation for removing the zinc deposited by electrolysis on aluminium plates |
EP0482258A1 (en) | 1990-10-25 | 1992-04-29 | Falconbridge Limited | Cathode stripping apparatus |
US5565083A (en) | 1990-12-31 | 1996-10-15 | Electric Fuel (E.F.L.) Ltd. | Process and scraper for removing deposits from an electrode |
JP3138388B2 (ja) | 1994-07-27 | 2001-02-26 | 株式会社不二工機 | 温度膨張弁 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102146572A (zh) * | 2011-01-29 | 2011-08-10 | 湖南江冶机电科技有限公司 | 海绵铅成型生产线 |
WO2017144740A1 (es) * | 2016-02-25 | 2017-08-31 | Yves Lefevre | Máquina de arrancado de cátodos |
CN110408962A (zh) * | 2019-09-16 | 2019-11-05 | 宜昌市烨赫机械制造有限公司 | 一种用于剥离阴极板上电解锰的装置及方法 |
Also Published As
Publication number | Publication date |
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WO2010000717A2 (en) | 2010-01-07 |
AU2009265804A1 (en) | 2010-01-07 |
EP2318571B1 (en) | 2012-06-20 |
BRPI0915708B1 (pt) | 2019-11-05 |
CN102084036B (zh) | 2014-02-12 |
ES2390007T3 (es) | 2012-11-05 |
BRPI0915708A2 (pt) | 2015-10-27 |
EP2318571A2 (en) | 2011-05-11 |
WO2010000717A3 (en) | 2010-04-22 |
AU2009265804B2 (en) | 2014-06-26 |
CN102084036A (zh) | 2011-06-01 |
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