CN109307156B - Automatic conveying system of electrolyte - Google Patents
Automatic conveying system of electrolyte Download PDFInfo
- Publication number
- CN109307156B CN109307156B CN201710622164.1A CN201710622164A CN109307156B CN 109307156 B CN109307156 B CN 109307156B CN 201710622164 A CN201710622164 A CN 201710622164A CN 109307156 B CN109307156 B CN 109307156B
- Authority
- CN
- China
- Prior art keywords
- valve
- pipeline
- ton
- buffer tank
- level controller
- 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
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/08—Pipe-line systems for liquids or viscous products
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- 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
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention relates to an automatic electrolyte conveying system which comprises a nitrogen buffer tank, a ton tank, a tuning fork level controller and an electrolyte buffer tank which are sequentially connected through pipelines along a feeding direction; a plurality of valves are arranged on the pipeline; the valve is electrically connected with the explosion-proof power distribution cabinet; the valve comprises a pressure supplementing valve, a discharge valve, a pneumatic three-way valve and a feeding valve; the pressure compensating valve is connected to a pipeline between the nitrogen buffer tank and the ton tank; the discharge valve is connected to a pipeline between the ton tank and the fork level controller; the pneumatic three-way valve is connected to a pipeline between the discharge valve and the tuning fork level controller; and the feeding valve is connected to a pipeline between the tuning fork level controller and the electrolyte buffer tank. The materials used in the invention are all selected from electrical equipment according to explosion-proof requirements, so that the safety performance is strong, meanwhile, the automatic conveying is realized, and the production efficiency is improved.
Description
Technical Field
The invention relates to the technical field of industrial automatic control, in particular to an automatic electrolyte conveying system.
Background
Along with the rapid development of power battery market, power lithium cell output increases very fast, and the packing of electrolyte also changes to stainless steel ton jar by 200Kg stainless steel bucket, and power lithium cell production needs carry electrolyte from ton jar in the middle of the buffer tank, realizes automatic notes liquid. Lithium cell workshop has 10 production lines to work simultaneously generally, and different production lines correspond different varieties. During manual operation, need the manual work to impress a bucket of electricity liquid a buffer tank, operating personnel needs on-the-spot remote monitoring buffer tank liquid level, and when the buffer tank reached high liquid level, the material was stopped pressing, and during the low liquid level, the material began to press, and the bucket is in time traded when the bucket was pressed empty, and is hard to waste time, and is inefficient, and many production lines are carried simultaneously, make mistakes easily. With the background of ever-increasing battery production, the need for automated delivery of electrolytes is becoming more and more acute.
Therefore, the research on an automatic conveying system is a problem to be solved by those skilled in the art.
Disclosure of Invention
In view of this, the present invention provides an automatic conveying system capable of completing the whole feeding process by only rotating the button and starting the corresponding feeding degree.
In order to achieve the purpose, the invention adopts the following technical scheme: an automatic electrolyte conveying system comprises a nitrogen buffer tank, a ton tank, a tuning fork level controller and an electrolyte buffer tank which are sequentially connected through pipelines along a feeding direction; a plurality of valves are arranged on the pipeline; the valve is electrically connected with the explosion-proof power distribution cabinet;
the valve comprises a pressure supplementing valve, a discharge valve, a pneumatic three-way valve and a feeding valve; the pressure compensating valve is connected to a pipeline between the nitrogen buffer tank and the ton tank; the discharge valve is connected to a pipeline between the ton tank and the fork level controller; the pneumatic three-way valve is connected to a pipeline between the discharge valve and the tuning fork level controller; and the feeding valve is connected to a pipeline between the tuning fork level controller and the electrolyte buffer tank.
The invention has the beneficial effects that: the tuning fork level controller is arranged in the automatic electrolyte conveying system to judge whether the ton tank is empty or not, the tuning fork level controller triggers a switching signal by changing the frequency and the amplitude in different media, the tuning fork level controller has the characteristics of long service life, stable performance, safety, reliability, strong adaptability and the like, is not influenced by foam, vortex and gas, the tuning fork is used for judging whether the ton tank is empty or not, the cost is low, about 1500 yuan, compared with the traditional method of measuring by using an explosion-proof platform scale, the tuning fork level controller judges whether the ton tank is empty or not by weight, and the system cost is greatly saved.
Preferably, the valve further comprises an air inlet valve and an air release valve, and the air inlet valve and the air release valve are respectively and independently installed on the nitrogen buffer tank through connecting pipes.
Preferably, a filter is further connected in a pipeline between the tuning fork level controller and the feeding valve. The tuning fork level controller is used for judging whether the pipeline is aerated or not, and the filter is arranged to prevent impurities from entering the electrolyte buffer tank.
Preferably, the pipeline between the tuning fork level controller and the filter is two parallel feed pipelines. Two feeding pipelines are adopted, only one of the two feeding pipelines is used during work, and the other one is a standby pipeline, so that the phenomenon that the feeding pipeline is damaged to influence the production efficiency is avoided. The pipes may be controlled by valves in the feed pipes as required.
Preferably, the valves are all single-action explosion-proof stainless steel pneumatic ball valves.
Preferably, the ton tank, the electrolyte buffer tank and the pipeline are all made of stainless steel materials.
Preferably, the ton tanks are in a group, and the group of ton tanks is connected in parallel between the nitrogen buffer tank and the tuning fork level controller.
Preferably, a set of ton jar next door sets up an explosion-proof control box of tape light, explosion-proof control box with the pressure compensating valve is connected with the ejection of compact valve electricity.
Preferably, a group of the ton tanks, the tuning fork level controllers and the electrolyte buffer tanks which are communicated with each other through pipelines form a distribution pipeline; the distribution pipelines are in multiple groups, and the multiple groups of the distribution pipelines are connected on the nitrogen buffer tank in parallel.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of the present invention.
Wherein: 1. nitrogen buffer tank 2, ton tank 3, tuning fork level controller 4 and electrolyte buffer tank
5. Pipeline 6, filter 51, feed pipeline 71, pressure supplementing valve 72, discharge valve 73, pneumatic three-way valve 74, feed valve 75, air inlet valve 76 and emptying valve
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the invention discloses an automatic electrolyte conveying system which comprises a nitrogen buffer tank 1, a ton tank 2, a tuning fork level controller 3 and an electrolyte buffer tank 4 which are sequentially connected through pipelines along a feeding direction, wherein a plurality of valves are arranged on the pipeline 5 and are electrically connected with a flame-proof power distribution cabinet, and P L C of the flame-proof power distribution cabinet controls the whole system.
The valves comprise a pressure supplementing valve 71, a discharge valve 72, a pneumatic three-way valve 73 and a feeding valve 74; the pressure compensating valve 71 is connected to a pipeline between the nitrogen buffer tank 1 and the ton tank 2; the discharge valve 72 is connected to a pipeline between the ton tank 2 and the fork level controller 3; the pneumatic three-way valve 73 is connected to the pipeline 5 between the discharge valve 72 and the tuning fork level controller 3; the feeding valve 74 is connected to a pipeline between the tuning fork level controller 3 and the electrolyte buffer tank 4. The tuning fork level controller in this embodiment is an explosion-proof tuning fork level controller.
The valves further comprise an air inlet valve 75 and an air release valve 76, and the air inlet valve 75 and the air release valve 76 are installed on the nitrogen buffer tank 1. High-purity liquid nitrogen is filled into the nitrogen buffer tank 1 through the air inlet valve 75, and the vent valve 76 discharges gas with pressure through the vent valve 76 when the pressure is abnormal and exceeds a specified range, so that accidents are avoided. After the feeding is completed, the nitrogen buffer tank is in an automatic pressure maintaining state.
In the embodiment, the valves are all single-action explosion-proof stainless steel pneumatic ball valves. The ton tank 2 is a stainless steel ton tank, the electrolyte buffer tank 4 is a stainless steel buffer tank, and the pipeline 5 is a stainless steel pipeline. The stainless steel material can effectively prevent explosion, and has high safety performance.
Specifically, at the operation scene, place the flame proof switch board, the valve is connected the flame proof switch board with flame proof switch board electricity, is equipped with flame proof cabinet panel, display screen, pilot lamp and logic controller on the flame proof switch board, and on the logic controller received the signal and passed to the display screen of flame proof switch board, the on-off state of each valve and the feeding state of ton jar, storage operation record were shown on the display screen. When the green light is on, the machine is feeding, when the red light is on, the feeding is finished, when the yellow light is on, the electrolyte buffer tank is full, and the feeding is suspended. The logic controller can select Siemens new type logic control 1500 series products. The display screen can be selected from MT8102ie from Taiwan Willon technology.
Optionally, in the invention, the number of the ton tanks 2 is two, an explosion-proof control box is arranged beside each ton tank 2, during the working process, a green light indicates that charging is in progress, a red light indicates that the ton is empty, and after charging is finished, a yellow light indicates that the liquid level of the electrolyte buffer tank is high, and charging is temporarily stopped. And the staff monitoring and operation are convenient.
In the invention, as shown in figure 1, each conveying line is the same, and production lines can be added according to needs. One production line is that a nitrogen buffer tank 1 is connected with two ton tanks 2 through a pipeline, discharge valves 72 of the two ton tanks 2 are connected with a 5 pneumatic three-way valve 73 through a pipeline, the pneumatic three-way valve 73 is connected with a tuning fork level controller 3 through a pipeline 5, the tuning fork level controller 3 is connected with a filter 6 through a pipeline 5, and the filter 6 is connected with an electrolyte buffer tank 4 through a pipeline 5; after the starting program, the pressure compensating valve 71 is automatically opened, meanwhile, the pneumatic three-way valve 73 is automatically opened, material pressing is started, the liquid level in the electrolyte buffer tank 4 is judged, when the liquid level reaches a high liquid level, the pressure compensating valve 71 and the discharge valve 72 on the ton tank 2 are closed, and material conveying is stopped; when the electrolyte buffer solution 4 reaches a low liquid level, the pressure compensation valve 71 and the discharge valve 72 on the ton tank 2 are automatically opened, and then material pressing is performed. The tuning fork level controller 3 is arranged on the pipeline 5 to judge whether the pipeline 5 is over-inflated, when the tuning fork is in contact with a measured medium, the frequency and the amplitude of the tuning fork are changed, and the changes are detected by an intelligent circuit, processed and converted into a switching signal. Once the gas is passed, the ton tank 2 is judged to be empty, the pressure supplementing valve and the discharge valve of the ton tank 2 are closed, and the pressure supplementing valve 71 and the discharge valve 72 of the next ton tank 2 are automatically opened until the two ton tanks 2 are completely empty, and the pressure supplementing valve and the discharge valve can display the pressure supplementing valve and the discharge valve through indicator lamps. The design of each production line is the same, and the production lines can be added according to actual needs.
The tuning fork level controller 3 and the feeding valve 74 are connected with the filter 6 through a pipeline 5. The tuning fork level controller 3 can be made of stainless steel and can be a product of Tianjin Ouk instruments. The tuning fork level controller 3 is used for judging whether the pipeline is over-inflated or not, and triggers a switching signal by changing the frequency and the amplitude in different media. Installation filter 6 can avoid impurity to enter into electrolyte buffer tank 4, avoids electrolyte to cause the purity to reduce because of sneaking into of impurity. Two feeding pipelines 51 are arranged between the tuning fork level controller 3 and the filter 6, and only one of the two feeding pipelines is used and the other feeding pipeline is a spare pipeline during working.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. An automatic electrolyte conveying system is characterized by comprising a nitrogen buffer tank (1), a ton tank (2), a tuning fork level controller (3) and an electrolyte buffer tank (4) which are sequentially connected through pipelines along a feeding direction;
a plurality of valves are arranged on the pipeline (5); the valve is electrically connected with the explosion-proof power distribution cabinet; the valves comprise a pressure supplementing valve (71), a discharge valve (72), a pneumatic three-way valve (73) and a feeding valve (74); the pressure supplementing valve (71) is connected to a pipeline between the nitrogen buffer tank (1) and the ton tank (2); the discharge valve (72) is connected to a pipeline between the ton tank (2) and the acoustic fork level controller (3); the pneumatic three-way valve (73) is connected to a pipeline (5) between the discharging valve (72) and the tuning fork level controller (3); the feeding valve (74) is connected to a pipeline between the tuning fork level controller (3) and the electrolyte buffer tank (4);
the valve also comprises an air inlet valve (75) and an air release valve (76), and the air inlet valve (75) and the air release valve (76) are respectively and independently installed on the nitrogen buffer tank (1) through connecting pipes;
the ton tanks (2) are in a group, and the ton tanks (2) in the group are connected in parallel between the nitrogen buffer tank (1) and the fork level controller (3); the group of ton tanks (2) and the tuning fork level controllers (3) and the electrolyte buffer tanks (4) which are sequentially communicated through the pipelines (5) form a distribution pipeline; the distribution pipelines are in multiple groups, and the multiple groups of the distribution pipelines are connected to the nitrogen buffer tank (1) in parallel.
2. The automatic electrolyte delivery system according to claim 1, wherein: and a filter (6) is also connected in the pipeline (5) between the tuning fork level controller (3) and the feeding valve (74).
3. The automatic electrolyte delivery system according to claim 1, wherein: and the pipeline (5) between the tuning fork level controller (3) and the filter (6) is two parallel feed pipelines (51).
4. The automatic electrolyte delivery system according to claim 1, wherein: the valves are all single-action explosion-proof stainless steel pneumatic ball valves.
5. The automatic electrolyte delivery system according to claim 1, wherein: the ton tank (2), the electrolyte buffer tank (4) and the pipeline (5) are all made of stainless steel materials.
6. The automatic electrolyte delivery system according to claim 1, wherein: and an explosion-proof control box with an indicator lamp is arranged beside the ton tank (2), and the explosion-proof control box is electrically connected with the pressure supplementing valve (71) and the discharge valve (72).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710622164.1A CN109307156B (en) | 2017-07-27 | 2017-07-27 | Automatic conveying system of electrolyte |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710622164.1A CN109307156B (en) | 2017-07-27 | 2017-07-27 | Automatic conveying system of electrolyte |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109307156A CN109307156A (en) | 2019-02-05 |
| CN109307156B true CN109307156B (en) | 2020-08-07 |
Family
ID=65201989
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710622164.1A Active CN109307156B (en) | 2017-07-27 | 2017-07-27 | Automatic conveying system of electrolyte |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109307156B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110844141A (en) * | 2019-11-08 | 2020-02-28 | 湖北迈可凯科技有限公司 | Automatic change electrolyte filling device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006040830A (en) * | 2004-07-30 | 2006-02-09 | Shin Kobe Electric Mach Co Ltd | Manufacturing method of control valve type lead-acid storage battery |
| CN101682021A (en) * | 2008-03-26 | 2010-03-24 | 海霸系统有限公司 | Be used for method and the equipment that is used to implement this method to the battery cell filling electrolyte |
| WO2011152221A1 (en) * | 2010-06-02 | 2011-12-08 | 日産自動車株式会社 | Device for supplying electrolyte solution |
| CN102751467A (en) * | 2012-07-11 | 2012-10-24 | 奇瑞汽车股份有限公司 | Automatic weighing vacuum liquid injection system for power battery, and liquid injection method thereof |
| CN105477901A (en) * | 2015-12-11 | 2016-04-13 | 苏州泽达兴邦医药科技有限公司 | Device for judging and dealing with solution discharge blockage in traditional Chinese medicine extracting process and control method |
| CN206116532U (en) * | 2016-09-12 | 2017-04-19 | 东莞市航盛新能源材料有限公司 | Mixing arrangement of battery solution solvent |
-
2017
- 2017-07-27 CN CN201710622164.1A patent/CN109307156B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006040830A (en) * | 2004-07-30 | 2006-02-09 | Shin Kobe Electric Mach Co Ltd | Manufacturing method of control valve type lead-acid storage battery |
| CN101682021A (en) * | 2008-03-26 | 2010-03-24 | 海霸系统有限公司 | Be used for method and the equipment that is used to implement this method to the battery cell filling electrolyte |
| WO2011152221A1 (en) * | 2010-06-02 | 2011-12-08 | 日産自動車株式会社 | Device for supplying electrolyte solution |
| CN102751467A (en) * | 2012-07-11 | 2012-10-24 | 奇瑞汽车股份有限公司 | Automatic weighing vacuum liquid injection system for power battery, and liquid injection method thereof |
| CN105477901A (en) * | 2015-12-11 | 2016-04-13 | 苏州泽达兴邦医药科技有限公司 | Device for judging and dealing with solution discharge blockage in traditional Chinese medicine extracting process and control method |
| CN206116532U (en) * | 2016-09-12 | 2017-04-19 | 东莞市航盛新能源材料有限公司 | Mixing arrangement of battery solution solvent |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109307156A (en) | 2019-02-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109856540B (en) | Recycling method and grading method of retired battery packs | |
| CN204461695U (en) | A kind of feeder and lithium battery leak detection system | |
| CN103697324B (en) | Electric equipment intelligent SF6 aerating device | |
| CN113915518B (en) | Nitrogen system of hydrogenation station | |
| CN100545011C (en) | Vehicle mounted hydrogen producing hydrogenation station | |
| CN109307156B (en) | Automatic conveying system of electrolyte | |
| CN110649324A (en) | Lithium battery formation and capacity grading process | |
| CN201827646U (en) | Aeration pressure-maintaining machine for two devices of automotive air conditioner | |
| CN108905862B (en) | Automatic electrolyte preparation system and preparation method thereof | |
| CN112815228B (en) | SF (sulfur hexafluoride) 6 Intelligent air charging device of operating equipment | |
| CN103471925B (en) | A kind of checkout gear of casing of lithium ion battery laser weld strength and using method thereof | |
| CN109143139A (en) | Ageing framed bent fault self-checking system | |
| CN203117384U (en) | SF6 density relay live-line verification device | |
| CN215855123U (en) | Multifunctional marine nitrogen preparation device with safety redundancy | |
| CN208786316U (en) | A kind of electrolyte automatic preparation system | |
| CN114744271A (en) | Energy storage module annular production line | |
| CN210604898U (en) | Self-made piezodensity relay checking device | |
| CN221067786U (en) | Power battery protection system | |
| CN206960048U (en) | A kind of test device of digital display manometer | |
| CN212719175U (en) | LNG gas cylinder fills nitrogen detecting system | |
| CN204464403U (en) | A kind of accumulator pole group pressure-detecting device | |
| CN104733786A (en) | Storage battery polar group weighing mechanism | |
| CN220439030U (en) | Three-level safety monitoring system for hydrogen fuel cell laboratory | |
| CN111594750B (en) | LNG gas cylinder fills nitrogen detecting system | |
| CN217540360U (en) | Gas station management system |
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 | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220406 Address after: 300000 Shuanghe Road South, Beichen Economic Development Zone, Binhai New Area, Tianjin Patentee after: TIANJIN JINNIU POWER SOURCES MATERIAL Co.,Ltd. Patentee after: Tianjin Jinniu New Material Co., Ltd Address before: 300000 Shuanghe Road South, Beichen Economic Development Zone, Binhai New Area, Tianjin Patentee before: TIANJIN JINNIU POWER SOURCES MATERIAL Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 300000 Shuanghe Road South, Beichen Economic Development Zone, Beichen District, Tianjin Patentee after: TIANJIN JINNIU POWER SOURCES MATERIAL Co.,Ltd. Patentee after: Tianjin Jinniu New Material Co., Ltd Address before: 300000 Shuanghe Road South, Beichen Economic Development Zone, Binhai New Area, Tianjin Patentee before: TIANJIN JINNIU POWER SOURCES MATERIAL Co.,Ltd. Patentee before: Tianjin Jinniu New Material Co., Ltd |