CN108295732A - A kind of lithium ion battery slurrying mixing device - Google Patents
A kind of lithium ion battery slurrying mixing device Download PDFInfo
- Publication number
- CN108295732A CN108295732A CN201810209099.4A CN201810209099A CN108295732A CN 108295732 A CN108295732 A CN 108295732A CN 201810209099 A CN201810209099 A CN 201810209099A CN 108295732 A CN108295732 A CN 108295732A
- Authority
- CN
- China
- Prior art keywords
- batch mixing
- ion battery
- lithium ion
- tank body
- mixing device
- 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.)
- Granted
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 29
- 238000007600 charging Methods 0.000 claims abstract description 29
- 239000002002 slurry Substances 0.000 claims abstract description 19
- 238000004140 cleaning Methods 0.000 abstract description 6
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 239000006185 dispersion Substances 0.000 abstract description 3
- 238000000703 high-speed centrifugation Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 239000011149 active material Substances 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 239000006258 conductive agent Substances 0.000 description 6
- 239000012752 auxiliary agent Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000006256 anode slurry Substances 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000021050 feed intake Nutrition 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F29/00—Mixers with rotating receptacles
- B01F29/80—Mixers with rotating receptacles rotating about a substantially vertical axis
- B01F29/81—Mixers with rotating receptacles rotating about a substantially vertical axis with stationary mixing elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/71—Feed mechanisms
- B01F35/715—Feeding the components in several steps, e.g. successive steps
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention discloses a kind of lithium ion battery slurrying mixing devices, including：Tank body, cover board, batch mixing disk and multiple feed pipes, the cover plate lid is located on the tank body, the batch mixing disk is arranged in the tank body, and the diameter of the batch mixing disk is less than the internal diameter of the tank body, circular hole is offered at the cover plate central, multiple charging interfaces are welded at the bore edges, each charging interface is connected to the inner cavity of the batch mixing disk, the quantity of the charging interface is equal with the quantity of the feed pipe, and one end of each feed pipe is socketed on corresponding charging interface；The bottom centre of the batch mixing disk is equipped with rotary shaft, and one end of the rotary shaft is arranged across the circular hole, and the output shaft of motor is connect with one end of the rotary shaft.The configuration of the present invention is simple, low energy consumption, easy cleaning, uses high speed centrifugation eddy flow dispersion pulp-making method, realizes the uniform mixing of slurry, and can continuous feed, continuous output.
Description
Technical field
The invention belongs to technical field of lithium-ion battery, more particularly to a kind of lithium ion battery slurrying mixing device.
Background technology
Nowadays, lithium ion battery has been widely used for the fields such as portable electronic device, electric vehicle and energy-accumulating power station.
At the same time, higher and higher to the coherence request of lithium ion battery, and the uniformity of pulp of lithium ion battery is to lithium-ion electric
The consistency in pond has vital influence, therefore, requires the preparation of pulp of lithium ion battery stringent.
In the prior art, the solid content of lithium ion battery anode slurry is usually 40%~60%, and consolidating for anode sizing agent contains
Amount is usually 50%~80%, and slurry viscosity is larger, and the vacuum of anchor agitator built in generally use or planetary stirrer is stirred
Tank is mixed to be stirred slurry.
But above-mentioned agitator tank, in stirring, usually disposable inventory is larger, and slurry viscosity is larger in addition, when stirring, leads
Cause the slurry in the region far from anchor agitator or planetary stirrer that cannot be sufficiently stirred so that local slurry is uneven, because
This needs long agitation that could so that whole slurries are sufficiently mixed, and energy consumption is higher, and needs heavy-duty motor
Requirement could be met；In addition, anchor agitator and planetary stirrer is complicated so that in anchor agitator and planet
Remaining slurry is more on blender, and needs a large amount of organic solvent and deionized water cleaning, and cleaning difficulty is big.
Invention content
It is simple in structure, low energy consumption, Yi Qing in view of this, the present invention provides a kind of lithium ion battery slurrying mixing device
It washes, uses high speed centrifugation eddy flow dispersion pulp-making method, realize the uniform mixing of slurry, and can continuous feed, continuous output.
The present invention is solved the above problems by following technological means：
A kind of lithium ion battery slurrying mixing device of the present invention, including：Tank body, cover board, batch mixing disk and multiple feed pipes,
The cover plate lid is located on the tank body, and the batch mixing disk is arranged in the tank body, and the diameter of the batch mixing disk is less than institute
The internal diameter of tank body is stated, circular hole is offered at the cover plate central, multiple charging interfaces, Mei Gesuo are welded at the bore edges
Charging interface to be stated to be connected to the inner cavity of the batch mixing disk, the quantity of the charging interface is equal with the quantity of the feed pipe,
And one end of each feed pipe is socketed on corresponding charging interface；The bottom centre of the batch mixing disk is equipped with rotation
Axis, and one end of the rotary shaft is arranged across the circular hole, the output shaft of motor is connect with one end of the rotary shaft.
Further, several dumping pits are uniformly provided on the side wall of the batch mixing disk.
Further, the inner homogeneous of the batch mixing disk vertically be equipped with several spiral boards.
Further, each spiral board is the plank that radian is less than or equal to pi/2.
Further, the bottom of the tank body is equipped with discharge port.
Further, each charging interface is welded on according to predetermined angle at the bore edges, wherein described pre-
If angle is 30 °~75 °.
Further, each charging interface is equipped with internal thread, one end of each feed pipe equipped with it is described
The matched external screw thread of internal thread, the feed pipe are connected through a screw thread with the charging interface.
Further, the motor is stepper motor.
A kind of lithium ion battery slurrying mixing device of the present invention has the advantages that：
The present invention provides a kind of lithium ion battery slurrying mixing devices, in use, by the output shaft and rotary shaft of motor
One end connection will make the active material of pulp of lithium ion battery, conductive agent, viscous successively by multiple feed pipes later
It ties agent, solvent and other auxiliary agents to import in batch mixing disk, and is powered on to motor so that motor drives rotary shaft to rotate forward or invert,
And then batch mixing disk is driven to rotate forward or reversion so that active material, conductive agent, binder, solvent in batch mixing disk and other help
Agent is thoroughly mixed together under the rotation of batch mixing disk, realizes the uniform mixing of slurry, mixing efficiency is higher than in the prior art
It is common to be stirred under vacuum tank, therefore energy consumption is relatively low；Make the active material of pulp of lithium ion battery, conductive agent, binder, molten
Agent and other auxiliary agents are poured by feed pipe in batch mixing disk, and a small amount of continuous feed, continuous output are realized, need not be disposable
It largely feeds intake, therefore, the load of mixing device is small, and power is low；In addition, the rotary shaft of the present invention is simple in structure, and each eddy flow
There is gap between plate and between spiral board and rotary shaft, and feed pipe can be disassembled from charging interface, it is convenient clear
It washes, to improve the cleaning efficiency of mixing device.
In conclusion the configuration of the present invention is simple, low energy consumption, easy cleaning, high speed centrifugation eddy flow dispersion pulp-making method is used, it is real
The uniform mixing of slurry is showed, and can continuous feed, continuous output.
Description of the drawings
The invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is a kind of structural schematic diagram of lithium ion battery slurrying mixing device of the present invention；
Fig. 2 is the structural schematic diagram of another lithium ion battery slurrying mixing device of the present invention.
Specific implementation mode
Below with reference to attached drawing, the present invention is described in detail, as depicted in figs. 1 and 2：A kind of lithium of the present embodiment from
Sub- battery slurrying mixing device includes：Tank body 1, cover board 2, batch mixing disk 3 and multiple feed pipes 4, the lid of the cover board 2 are located at the tank
On body 1, the batch mixing disk 3 is arranged in the tank body 1, and the diameter of the batch mixing disk 3 is less than the internal diameter of the tank body 1, institute
It states and offers circular hole 5 at 2 center of cover board, 5 edge of the circular hole is welded with multiple charging interfaces 6, each charging interface 6
It is connected to the inner cavity of the batch mixing disk 3, the quantity of the charging interface 6 is equal with the quantity of the feed pipe 4, and each institute
The one end for stating feed pipe 4 is socketed on corresponding charging interface 6.
The bottom centre of the batch mixing disk 3 is equipped with rotary shaft 7, and one end of the rotary shaft 7 is set across the circular hole 5
It sets, the output shaft of motor is connect with one end of the rotary shaft 7.
Preferably, each charging interface 6 is welded on 5 edge of the circular hole according to predetermined angle, wherein described
Predetermined angle is 30 °~75 °.
Specifically, charging interface 6 is inclined at 5 edge of circular hole, it can facilitate user that the substance for making slurry is added,
And slow down the flow velocity for the substance for making slurry so that the substance in into batch mixing disk 3 further increases stirring from less to more
Uniformity.
It should be noted that the present invention is not limited the concrete structure of tank body 1, cover board 2 and batch mixing disk 3, the tank of tank body 1
Body can be cylindric, and tank bottom can be taper；Cover board 2 be circle, and cover board 2 be equipped with external screw thread, can body upper end be equipped with
The matched internal thread of external screw thread facilitates cover board 2 securely to be connect with tank body 1；Batch mixing disk 3 can be circle urceolus.
As a further improvement of the above technical scheme, several dumping pits are uniformly provided on the side wall of the batch mixing disk 3
8。
Specifically, uniformly mixed slurry can be flowed out from dumping pit 8, and then it flow to the bottom of tank body 1.
As a further improvement of the above technical scheme, the inner homogeneous of the batch mixing disk 3 vertically be equipped with several rotation
Flowing plate 9.
Wherein, each spiral board 9 is the plank that radian is less than or equal to pi/2.
Specifically, after setting spiral board 9, under the rotation of batch mixing disk 3, slurry mixes back and forth between spiral board 9, into one
Step improves the uniformity of slurry.
As a further improvement of the above technical scheme, the bottom of the tank body 1 is equipped with discharge port 10.
Specifically, the slurry flowed out through dumping pit 8 can pass through 10 direct downwelling of discharge port when reaching 1 bottom of tank body
Enter in next stage equipment, without again pouring into slurry in next stage equipment after overturning tank body 1, has provided to the user greatly just
Profit.
As a further improvement of the above technical scheme, it is equipped with internal thread at each charging interface 6, it is each described
One end of feed pipe 4 is equipped with passes through screw thread with the matched external screw thread of the internal thread, the feed pipe 4 with the charging interface 6
Connection, feed pipe 4 easy to disassemble, and increase the stability of feed pipe 4.
The present invention provides a kind of lithium ion battery slurrying mixing devices, in use, by the output shaft of motor and rotary shaft 7
One end connection will make the active material of pulp of lithium ion battery, conductive agent, viscous successively by multiple feed pipes 4 later
It ties agent, solvent and other auxiliary agents to import in batch mixing disk 3, and is powered on to motor so that motor drives the rotating forward of rotary shaft 7 or anti-
Turn, and then batch mixing disk 3 driven to rotate forward or reversion so that active material, conductive agent, binder, solvent in batch mixing disk 3 and its
He is thoroughly mixed together auxiliary agent under the rotation of batch mixing disk 3, realizes the uniform mixing of slurry, and mixing efficiency is higher than existing skill
Tank is commonly stirred under vacuum in art, therefore energy consumption is relatively low；Make the active material, conductive agent, bonding of pulp of lithium ion battery
Agent, solvent and other auxiliary agents are poured by feed pipe 4 in batch mixing disk 3, are realized a small amount of continuous feed, continuous output, are not required to
It disposably largely to feed intake, therefore, the load of mixing device is small, and power is low；In addition, the rotary shaft 7 of the present invention is simple in structure, and
There is gap between each spiral board 9 and between spiral board 9 and rotary shaft 7, and feed pipe 4 can be dismantled from charging interface 6
Get off, it is easy to clean, to improve the cleaning efficiency of mixing device.
Finally illustrate, the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to compared with
Good embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the skill of the present invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the right of invention.
Claims (8)
1. a kind of lithium ion battery slurrying mixing device, it is characterised in that：Including：Tank body, cover board, batch mixing disk and multiple chargings
Pipe, the cover plate lid are located on the tank body, and the batch mixing disk is arranged in the tank body, and the diameter of the batch mixing disk is less than
The internal diameter of the tank body offers circular hole at the cover plate central, multiple charging interfaces is welded at the bore edges, each
The charging interface is connected to the inner cavity of the batch mixing disk, the quantity phase of the quantity and the feed pipe of the charging interface
Deng, and one end of each feed pipe is socketed on corresponding charging interface；
The bottom centre of the batch mixing disk is equipped with rotary shaft, and one end of the rotary shaft is arranged across the circular hole, motor
Output shaft is connect with one end of the rotary shaft.
2. a kind of lithium ion battery slurrying mixing device according to claim 1, it is characterised in that：The side of the batch mixing disk
Several dumping pits are uniformly provided on wall.
3. a kind of lithium ion battery slurrying mixing device according to claim 1, it is characterised in that：The batch mixing disk it is interior
Portion is uniformly vertically equipped with several spiral boards.
4. a kind of lithium ion battery slurrying mixing device according to claim 3, it is characterised in that：Each spiral board
It is less than or equal to the plank of pi/2 for radian.
5. a kind of lithium ion battery slurrying mixing device according to claim 1, it is characterised in that：The bottom of the tank body
Equipped with discharge port.
6. a kind of slurry mixing device according to claim 1, it is characterised in that：Each charging interface is according to pre-
If angle is welded at the bore edges, wherein the predetermined angle is 30 °~75 °.
7. a kind of lithium ion battery slurrying mixing device according to claim 6, it is characterised in that：Each charging connects
It is equipped with internal thread at mouthful, one end of each feed pipe is equipped with and the matched external screw thread of the internal thread, the feed pipe
It is connected through a screw thread with the charging interface.
8. a kind of lithium ion battery slurrying mixing device according to claim 1, it is characterised in that：The motor is stepping
Motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810209099.4A CN108295732B (en) | 2018-03-14 | 2018-03-14 | Lithium ion battery slurrying compounding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810209099.4A CN108295732B (en) | 2018-03-14 | 2018-03-14 | Lithium ion battery slurrying compounding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108295732A true CN108295732A (en) | 2018-07-20 |
| CN108295732B CN108295732B (en) | 2023-11-07 |
Family
ID=62849954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810209099.4A Active CN108295732B (en) | 2018-03-14 | 2018-03-14 | Lithium ion battery slurrying compounding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108295732B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905869A (en) * | 2018-08-17 | 2018-11-30 | 江苏康捷医疗器械有限公司 | A kind of special portable type biological culture container |
| CN111298700A (en) * | 2019-05-06 | 2020-06-19 | 萍乡市清安锂硫科技有限公司 | Method for equivalently and simultaneously feeding lithium ion battery slurry |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001340735A (en) * | 2000-06-02 | 2001-12-11 | Konica Corp | Continuous dissolving device and continuous dissolving method |
| CN104139180A (en) * | 2013-05-07 | 2014-11-12 | 柯马杜股份有限公司 | Method of mixing raw material for powder metallurgy, mixer, and binder for injection moulding composition |
| US20150151257A1 (en) * | 2007-04-16 | 2015-06-04 | Cameron International Corporation | Method for enhancing solubility |
| CN205627787U (en) * | 2016-04-22 | 2016-10-12 | 河南省华中食品有限公司 | Food processing compounding device |
| CN106179058A (en) * | 2016-08-31 | 2016-12-07 | 无锡东恒新能源科技有限公司 | A kind of carbon nano tube paste preparation system |
| CN107362733A (en) * | 2017-08-29 | 2017-11-21 | 烟台宇诚企业管理咨询有限公司 | A kind of battery production electrode slurry high-speed mixing equipment |
| CN206837978U (en) * | 2017-06-27 | 2018-01-05 | 上海是大高分子材料有限公司 | A kind of new coating agitator |
| CN207071367U (en) * | 2017-07-12 | 2018-03-06 | 杭州正银电子材料有限公司 | A kind of multi-angle batch mixing mixer |
| CN208553964U (en) * | 2018-03-14 | 2019-03-01 | 张洪 | A kind of lithium ion battery slurrying mixing device |
-
2018
- 2018-03-14 CN CN201810209099.4A patent/CN108295732B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001340735A (en) * | 2000-06-02 | 2001-12-11 | Konica Corp | Continuous dissolving device and continuous dissolving method |
| US20150151257A1 (en) * | 2007-04-16 | 2015-06-04 | Cameron International Corporation | Method for enhancing solubility |
| CN104139180A (en) * | 2013-05-07 | 2014-11-12 | 柯马杜股份有限公司 | Method of mixing raw material for powder metallurgy, mixer, and binder for injection moulding composition |
| CN205627787U (en) * | 2016-04-22 | 2016-10-12 | 河南省华中食品有限公司 | Food processing compounding device |
| CN106179058A (en) * | 2016-08-31 | 2016-12-07 | 无锡东恒新能源科技有限公司 | A kind of carbon nano tube paste preparation system |
| CN206837978U (en) * | 2017-06-27 | 2018-01-05 | 上海是大高分子材料有限公司 | A kind of new coating agitator |
| CN207071367U (en) * | 2017-07-12 | 2018-03-06 | 杭州正银电子材料有限公司 | A kind of multi-angle batch mixing mixer |
| CN107362733A (en) * | 2017-08-29 | 2017-11-21 | 烟台宇诚企业管理咨询有限公司 | A kind of battery production electrode slurry high-speed mixing equipment |
| CN208553964U (en) * | 2018-03-14 | 2019-03-01 | 张洪 | A kind of lithium ion battery slurrying mixing device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108905869A (en) * | 2018-08-17 | 2018-11-30 | 江苏康捷医疗器械有限公司 | A kind of special portable type biological culture container |
| CN111298700A (en) * | 2019-05-06 | 2020-06-19 | 萍乡市清安锂硫科技有限公司 | Method for equivalently and simultaneously feeding lithium ion battery slurry |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108295732B (en) | 2023-11-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108295732A (en) | A kind of lithium ion battery slurrying mixing device | |
| CN206965620U (en) | Mixer with automatic feeding device | |
| CN210021817U (en) | Powder material mixes machine | |
| CN209552124U (en) | A kind of mixing plant of fast solidifying type grouting material | |
| CN107243277A (en) | A kind of mixer with high-efficiency stirring discharging mechanism | |
| CN208553964U (en) | A kind of lithium ion battery slurrying mixing device | |
| CN109435059A (en) | A kind of energy-saving double-shaft concrete mixer of variable capacity | |
| CN208097963U (en) | A kind of lithium ion battery slurrying mixing disk | |
| CN206351009U (en) | A kind of powder that can control charging rate filters agitator | |
| CN209552127U (en) | A kind of cement mixing anti-block apparatus | |
| CN217299868U (en) | Integrated equipment for sleeve grouting construction | |
| CN207708980U (en) | A kind of anticorrosive paint mixing plant | |
| CN206622011U (en) | A kind of slurry mixer | |
| CN201889170U (en) | Stirring type double cone mixer | |
| CN210453221U (en) | Collection grout material stirring and slip casting integral type device | |
| CN108325447A (en) | A kind of lithium ion battery slurrying batch mixing disk | |
| CN206806434U (en) | A kind of lead plaster process units | |
| CN209321688U (en) | A kind of dry powder and mortar storage tank integrating Storing and conveying stirring | |
| CN207387995U (en) | A kind of regeneration mixed mud production agitating device | |
| CN207373448U (en) | A kind of uniform distribution device and the mixer using the device | |
| CN207344833U (en) | A kind of concrete mixer with feeding device | |
| CN112297224A (en) | Energy-saving environment-friendly building concrete mixing and stirring device and mixing process thereof | |
| CN209007740U (en) | A kind of concrete mixer that mixing effect is good | |
| CN211492266U (en) | High-efficient mixing stirring device of concrete | |
| CN203765797U (en) | Vertical secondary dry-mixed mortar material stirring machine |
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 |