CN111286764B - A multifunctional automatic cathode stripping device - Google Patents
A multifunctional automatic cathode stripping device Download PDFInfo
- Publication number
- CN111286764B CN111286764B CN202010257603.5A CN202010257603A CN111286764B CN 111286764 B CN111286764 B CN 111286764B CN 202010257603 A CN202010257603 A CN 202010257603A CN 111286764 B CN111286764 B CN 111286764B
- Authority
- CN
- China
- Prior art keywords
- frame
- stripping
- cathode
- plate
- receiving plate
- 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.)
- Active
Links
- 239000000463 material Substances 0.000 claims abstract description 25
- 230000007246 mechanism Effects 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims description 36
- 229910052751 metal Inorganic materials 0.000 claims description 36
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000009960 carding Methods 0.000 abstract 1
- 230000000712 assembly Effects 0.000 description 9
- 238000000429 assembly Methods 0.000 description 9
- 150000002739 metals Chemical class 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009191 jumping Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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
-
- 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
Landscapes
- 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)
Abstract
本发明公开了一种多功能自动化阴极剥离装置，属于机械设备领域，包括机架、输送机架，机架与输送机架通过可转动机械旋转臂配合使用，机架上设置有剥离架升降机构，剥离架升降机构包括线轨、承接板，承接板侧壁之间固定设置有连接板，承接板相对方向侧壁上设置有滑轨、导向板，导向板上设置有剥离组件，剥离组件从下往上依次包括连接架、夹紧气缸、转轴、轴承座，轴承座上固定设置有剥离刀片，承接板的外侧壁之间从下往上依次设置有下型材、上型材，下型材、上型材上分别设置有夹紧缓冲装置、锤击组件，提升框架的上端设置有夹持物料的阴极夹具。本发明具有有效节省空间、降低卡板现象、全自动化操作、生产效率高而且有效降低安全事故的优点。
The invention discloses a multifunctional automatic cathode stripping device, which belongs to the field of mechanical equipment, including a frame and a conveying frame, the frame and the conveying frame are used in conjunction with each other through a rotatable mechanical rotating arm, the frame is provided with a stripping frame lifting mechanism, the stripping frame lifting mechanism includes a linear rail and a receiving plate, a connecting plate is fixedly provided between the side walls of the receiving plate, a slide rail and a guide plate are provided on the side walls in the opposite direction of the receiving plate, a stripping assembly is provided on the guide plate, the stripping assembly includes a connecting frame, a clamping cylinder, a rotating shaft, and a bearing seat in order from bottom to top, a stripping blade is fixedly provided on the bearing seat, a lower profile and an upper profile are arranged in order from bottom to top between the outer side walls of the receiving plate, a clamping buffer device and a hammering assembly are respectively provided on the lower profile and the upper profile, and a cathode clamp for clamping materials is provided at the upper end of the lifting frame. The invention has the advantages of effectively saving space, reducing the carding phenomenon, fully automated operation, high production efficiency and effectively reducing safety accidents.
Description
Technical Field
The invention relates to the field of cathode stripping equipment, in particular to a multifunctional automatic cathode stripping device.
Background
At present, along with the shortage of domestic ore resources, enterprises for treating low-grade ores, waste tailings, associated metals of complex ores and recycling metals in solid waste secondary resources by adopting wet smelting are more and more, and the electrolytic deposition of a solution containing metal ions after extraction and enrichment on a cathode plate to produce cathode metal is an indispensable process of the smelting method, and the metal electrodeposited on the cathode plate needs to be stripped and stacked for collection. The cathode metal produced by the smelting enterprises has the advantages of small single variety and multiple metal varieties, the existing cathode stripping equipment mainly aims at enterprises with large single metal productivity, can only strip single metal, is complex in structure, large in occupied area and high in price, when multiple cathode metals are stripped, a plurality of cathode metals are required to be purchased, and corresponding metal stripping equipment is replaced when each cathode metal is stripped, so that the production cost is seriously increased, the space of a factory building is occupied, the waiting time is increased, and the real continuous operation of the stripping equipment cannot be realized.
With further improvement of the requirements of metal smelting enterprises of renewable resources, lean ores and tailings on cathode stripping diversification, development of a stripping device for stripping various cathode metals by one stripping device has become a requirement of industry.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
The invention provides a multifunctional automatic cathode stripping device, which comprises a rack and a conveying rack, wherein the rack is positioned on one side of the conveying rack, the rack and the conveying rack are matched for use through a rotatable mechanical rotating arm, the conveying rack comprises a material input rack and a material output rack, the material input rack, the mechanical rotating arm and the material output rack form a working cycle, the rack comprises a bottom frame and a lifting frame which is vertically and symmetrically arranged on the bottom frame, a stripping frame lifting mechanism is arranged on the side wall of the lifting frame in the opposite direction, the stripping frame lifting mechanism comprises a wire rail and a bearing plate, a connecting plate is fixedly arranged between the side walls of the bearing plate, a first lifting cylinder is arranged at the lower end of the bottom frame, a sliding rail is arranged on the side wall of the bearing plate in the opposite direction, a second lifting cylinder is arranged in the sliding rail, a second lifting cylinder is fixedly connected with the lower end of the bearing plate, a clamping assembly is fixedly connected with a bearing seat of a blade, a clamping assembly is fixedly connected with the lower end of the bearing seat, the clamping assembly is fixedly arranged on the upper end of the bearing seat, the clamping assembly is fixedly connected with the lower end of the bearing seat, and the clamping assembly is fixedly connected with the upper end of the bearing seat of the lifting assembly, the upper end of the lifting frame is provided with a cathode clamp for clamping materials.
Preferably, the clamping buffer assemblies and the hammering assemblies are arranged in two groups and are both positioned on the bearing plate symmetrically.
Preferably, a buffer guiding assembly is arranged below the clamping buffer assembly for facilitating falling of the cathode metal plate, and the cross section of the buffer guiding assembly is of an arc-shaped structure.
Preferably, a stacking device is arranged at the material outlet of the buffer guiding assembly for facilitating collection of the cathode metal plates, and a layered structure is arranged in the stacking device for facilitating collection and classification of the cathode metal plates.
Preferably, the stripping knives are arranged in at least four groups, and the four groups of stripping knives are distributed on four corners at two sides of the upper end of the cathode plate.
Preferably, the mechanical rotating arm comprises a rotating arm for transporting the cathode plate, a supporting frame for supporting the rotating arm, and a speed reducer for controlling the rotation of the rotating arm.
Preferably, the bearing plate comprises an upper bearing plate and a lower bearing plate, the upper bearing plate and the lower bearing plate are of an integrated structure, the cross section of the bearing plate is of a U-shaped structure, and a baffle is arranged at the joint of the buffer joint guide assembly and the side wall of the stacking device for preventing the cathode metal plate from falling out.
Preferably, a concave notch for preventing the cathode plate conductive rod from shifting and jumping is arranged on the cathode clamp.
The invention has the beneficial effects that
The invention can realize full-automatic and efficient stripping of the cathode plate, adopts the stripping mode that the stripping component is lifted along with the lifting mechanism of the stripping frame, so that the stripped cathode plate and the stripped cathode metal plate respectively enter the arranged stations of the conveying mechanism and the stacking device, the space of a factory building can be saved, the stripping time is saved, the labor condition of workers is improved, the labor force is liberated, the production efficiency is improved, the labor cost is saved, and in addition, the four stripping cutters can simultaneously finish the front and back stripping of the cathode plate at one time during working, thereby improving the stripping flexibility.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention.
Fig. 2 is a schematic structural view of the stripping lifting mechanism of the invention.
FIG. 3 is a schematic view of a stripping assembly according to the present invention.
FIG. 4 is an enlarged view of the stripping assembly of the present invention.
Fig. 5 is a schematic view of a mechanical rotating arm structure according to the present invention.
Fig. 6 is a schematic view of a frame structure of the present invention.
Fig. 7 is an enlarged view of the cathode clamp of the present invention.
The reference numerals indicate 1-rack, 11-chassis, 12-lifting frame, 2-mechanical rotating arm, 21-rotating arm, 22-supporting rack, 23-speed reducer, 3-conveying rack, 31-material input rack, 32-material conveying rack, 4-stripping rack lifting mechanism, 41-bearing plate, 41 a-upper bearing plate, 41 b-lower bearing plate, 42-first lifting cylinder, 43-slide rail, 44-guide plate, 45-second lifting cylinder, 5-stripping component, 51-connecting frame, 52-clamping cylinder, 53-rotating shaft, 54-bearing seat, 55-stripping knife, 6-upper section bar, 61-hammering component, 7-lower section bar, 71-clamping buffer component, 8-buffering guiding component, 81-baffle, 9-stacking device and 10-cathode clamp.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in fig. 1-7, the invention provides a multifunctional automatic cathode stripping device, which comprises a frame 1 and a conveying frame 3, wherein the frame 1 is positioned at one side of the conveying frame 3, the frame 1 and the conveying frame 3 are matched for use through a rotatable mechanical rotating arm 2, the mechanical rotating arm 2 comprises a rotating arm 21 for conveying a cathode plate, a supporting frame 22 for supporting the rotating arm 21 and a speed reducer 23 for controlling the rotating arm 21 to rotate, the conveying frame 3 comprises a material input frame 31 and a material output frame 32, the material input frame 31, the mechanical rotating arm 2 and the material output frame 32 form a working cycle, the mechanical rotating arm 2 is used for placing the cathode plate conveyed by the material input frame 31 into the stripping device for stripping, and then the stripped cathode plate is moved from the stripping device to the material output frame 32 for output; the frame 1 comprises a chassis 11 and lifting frames 12 vertically and symmetrically arranged on the chassis 11, stripping frame lifting mechanisms 4 are arranged on the side walls of the lifting frames 12 in the opposite direction, the stripping frame lifting mechanisms 4 can lift up and down or move left and right, in the embodiment, the stripping frame lifting mechanisms 4 are arranged to lift up and down, the stripping frame lifting mechanisms 4 comprise wire rails and bearing plates 41, the wire rails are arranged on the side walls of the lifting frames 12 in the opposite direction, the bearing plates 41 are slidably arranged on the wire rails, the bearing plates 41 comprise an upper bearing plate 41a and a lower bearing plate 41b, the upper bearing plate 41a and the lower bearing plate 41b are of an integrated structure, the cross sections of the bearing plates are of U-shaped structures, connecting plates are fixedly arranged between the side walls of the bearing plates 41, a first lifting cylinder 42 is arranged at the lower end of the chassis 11, the lower end of the connecting plate is fixedly connected with the output shaft of the first lifting oil cylinder 42 so as to facilitate the integral lifting of the stripping frame lifting mechanism 4, sliding rails 43 are arranged on the side walls of the bearing plate 41 in the opposite direction, guide plates 44 are arranged on the sliding rails 43 in a sliding manner, second lifting oil cylinders 45 are arranged in the bearing plate 41, the lower ends of the guide plates 44 are fixedly connected with the output shaft of the second lifting oil cylinders 45, stripping assemblies 5 are arranged on the guide plates 44, the stripping assemblies 5 sequentially comprise a connecting frame 51, a clamping cylinder 52, a rotating shaft 53 and a bearing seat 54 from bottom to top, wherein the clamping cylinder 52 is fixed on the connecting frame 51, the rotating shaft 53 is fixedly connected with the output shaft of the clamping cylinder 52, the bearing seat 54 is fixedly connected with the output shaft of the rotating shaft 53, the connecting frame 51 is movably arranged on two sides of the upper end of the guide plates 44, stripping cutters 55 are fixedly arranged on the bearing seat 54, at least four groups of stripping cutters 55 are distributed on four corners of the upper end of the cathode plate;
The lower section bar 7 and the upper section bar 6 are sequentially arranged between the outer side walls of the bearing plate 41 from bottom to top, the clamping buffer assemblies 71 and the hammering assemblies 61 are respectively arranged on the lower section bar 7 and the upper section bar 6, the clamping buffer assemblies 71 and the hammering assemblies 61 are arranged into two groups and are symmetrically arranged on the bearing plate 41, the upper end of the lifting frame 12 is provided with a cathode clamp 10 for clamping materials, the cathode clamp 10 is provided with a concave notch for preventing a cathode plate conductive rod from shifting and jumping, the cathode clamp 10 is prevented from shaking back and forth in the transportation process, the purpose of accurate transportation is achieved, the buffer guide assembly 8 is arranged below the clamping buffer assemblies 71 for facilitating falling of cathode metal plates, the cross section of the buffer guide assembly 8 is of an arc structure, the material outlet of the buffer guide assembly 8 is provided with a stacking device 9 for facilitating collection of the cathode metal plates, and the stacking device 9 is internally provided with a layered structure for facilitating collection and classification of the cathode metal plates;
the mechanical rotating arm 2 conveys the cathode plate attached with the cathode metal plate from the material input rack 31 to the stripping device, the cathode plate is clamped in the cathode clamp 10, then the stripping frame lifting mechanism 4 ascends to the position of the cathode plate to be stripped, the clamping buffer component 71 clamps the cathode plate, the stripping knife 55 stretches the cathode metal plate on the cathode plate through the clamping cylinder 52, the second lifting cylinder 45 drives the guide plate 44 to slide downwards so as to drive the stripping knife 55 to slide downwards to achieve the purpose of stripping the cathode metal plate, the stripping is carried out, the clamping buffer component 71 is loosened, the bottom of the clamping buffer component 71 is formed into a V shape, the stripped cathode metal plate is supported, when the stripping knife 55 is completely stripped to the bottom of the cathode plate, the clamping buffer component 71 is thoroughly loosened, the cathode metal plate falls to the buffering receiving component 8, and the cathode metal plate slides from the buffering receiving component 8 to the stacking device 9 to be orderly arranged and collected.
Example 2
As shown in fig. 1, this embodiment is further optimized based on embodiment 1, specifically, a baffle 81 is provided at the junction of the buffer guide assembly 8 and the sidewall of the stacking device 9 to prevent the cathode metal plate from falling out.
In this embodiment, the baffle 81 is disposed at the junction of the buffer guiding component 8 and the sidewall of the stacking device 9, so that the cathode metal plate can be prevented from being damaged by falling to the outside during the collection process of the cathode metal plate, and the staff can be prevented from being injured by smashing.
Principle of operation
The invention is a kind of multi-functional automatic cathode stripping device, each part distributes and is shown in figure 1-figure 7, when using, the mechanical swivel arm 2 transports the negative plate with cathode metal sheet from the supplies input frame 31 to the cathode clamp 10 at first, when entering and stripping the station, the first lift cylinder 42 drives and strips the lifting mechanism 4 of the frame to rise to the station, and stabilize the negative plate through clamping the buffer assembly 71, after reaching the stationary effect, make the stripping knife 55 drop 10-20mm above the liquid level line through the second lift cylinder 45, after making the stripping knife 55 blade contact with negative plate face completely through the clamping cylinder 52 on the stripping knife 55, the second lift cylinder 45 continues to drop 30-50mm of the liquid level line, the clamping cylinder 52 unclamps, finish stripping the movements of the negative plate, clamp the cylinder 52 and clamp and strip the positive and negative plate surface and strip of negative plate closely after the second lift cylinder 45 to the bottom again after finishing the pre-stripping, four lift cylinders 55 can finish stripping the positive and negative plate at the same time, finish stripping the back clamping cylinder 52 is unclamped, strip the knife 55 and is driven by the second lift cylinder 45 to rise by the second lift cylinder 45, restore to the position before stripping the first lift cylinder 42 and guide the whole to the buffer assembly 8 after the stripping frame is carried out and the stack and the buffer assembly 8 is guided to the buffer assembly 8; the cathode plate is conveyed to the material output rack 32 by the mechanical rotating arm 2 for output, and the purpose of stripping the cathode plate is achieved through repeated movement.
It should be noted that the foregoing description is only a preferred embodiment of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood that modifications, equivalents, improvements and modifications to the technical solution described in the foregoing embodiments may occur to those skilled in the art, and all modifications, equivalents, and improvements are intended to be included within the spirit and principle of the present invention.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010257603.5A CN111286764B (en) | 2020-04-03 | 2020-04-03 | A multifunctional automatic cathode stripping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010257603.5A CN111286764B (en) | 2020-04-03 | 2020-04-03 | A multifunctional automatic cathode stripping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111286764A CN111286764A (en) | 2020-06-16 |
| CN111286764B true CN111286764B (en) | 2024-12-27 |
Family
ID=71028716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010257603.5A Active CN111286764B (en) | 2020-04-03 | 2020-04-03 | A multifunctional automatic cathode stripping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111286764B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115161720A (en) * | 2022-06-08 | 2022-10-11 | 三门三友科技股份有限公司 | Polar plate black copper powder stripping off device |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212049474U (en) * | 2020-03-31 | 2020-12-01 | 上饶市信诺科技有限公司 | Cathode double-transfer intermittent conveying and transferring device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6365026B1 (en) * | 2000-06-20 | 2002-04-02 | Lynntech, Inc. | Limited use components for an electrochemical device and method |
| US7014036B2 (en) * | 2002-11-27 | 2006-03-21 | Falconbridge Limited | Cathode linear conveyer assembly |
| CN101994136B (en) * | 2010-11-25 | 2013-01-30 | 三门三友冶化技术开发有限公司 | Permanent cathode peeling machine set |
| CN104499005B (en) * | 2014-12-04 | 2017-02-22 | 株洲优瑞科有色装备有限公司 | Device and method for scraping, replenishing and transferring plate by robot after zinc stripping and zinc-stripping production line |
| CN207699700U (en) * | 2017-09-18 | 2018-08-07 | 北矿机电科技有限责任公司 | Suitable for transverse direction into the electrodeposit metals prestripping equipment of plate |
| CN208235012U (en) * | 2018-03-24 | 2018-12-14 | 淄博业齐机械设备有限公司 | The rotary lifting mechanism of continuous electrolysis purifier |
-
2020
- 2020-04-03 CN CN202010257603.5A patent/CN111286764B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212049474U (en) * | 2020-03-31 | 2020-12-01 | 上饶市信诺科技有限公司 | Cathode double-transfer intermittent conveying and transferring device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111286764A (en) | 2020-06-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106757180B (en) | A kind of full-automatic stripping zinc unit with prestripping function | |
| CN215201862U (en) | Photovoltaic flange frame dismantling equipment | |
| CN112497165A (en) | Photovoltaic flange frame dismantling equipment | |
| CN210308371U (en) | Automatic processing equipment for green bricks | |
| CN111286764B (en) | A multifunctional automatic cathode stripping device | |
| CN212824204U (en) | Cutting scrap cleaning device for machining of numerical control machine tool | |
| CN208379037U (en) | Automatically lower on-hook | |
| CN215237388U (en) | Automatic continuous receiving device of punch press | |
| CN204867354U (en) | Vertical die casting machine of multistation | |
| CN107838178B (en) | Aluminum waste profile high-efficiency treatment and recovery equipment produced by pure aluminum processing | |
| CN210523115U (en) | Novel high-speed sorting line | |
| CN201997589U (en) | A high-speed automatic punching machine | |
| CN211972476U (en) | Multifunctional automatic cathode stripping device | |
| CN206580896U (en) | A kind of full-automatic stripping zinc unit with prestripping function | |
| CN219443932U (en) | Automatic welding equipment for soft copper bars | |
| CN218260716U (en) | Automatic unloader that goes up of piston honing machine | |
| CN206455135U (en) | A kind of riveting set for door of elevator automatic production line | |
| CN202052836U (en) | Automatic plate-punching machine for zinc plate | |
| CN205045578U (en) | Stereotype lamination switching -over device | |
| CN211034408U (en) | On-line plastic drum collecting and stacking device | |
| CN115229266A (en) | Steel plate sawing equipment | |
| CN112371834A (en) | Special processing equipment for opening holes in side plate of storage cabinet and using method of special processing equipment | |
| CN220181487U (en) | Wire harness wire stripping machine | |
| CN208216375U (en) | Automatic waste discharge material engraving machine | |
| CN114735493B (en) | A device for automatically collecting cold-pressed tablets |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |