CN204885338U - Laser welding device is used in anodal room encapsulation of sodium nickel battery - Google Patents
Laser welding device is used in anodal room encapsulation of sodium nickel battery Download PDFInfo
- Publication number
- CN204885338U CN204885338U CN201520591429.2U CN201520591429U CN204885338U CN 204885338 U CN204885338 U CN 204885338U CN 201520591429 U CN201520591429 U CN 201520591429U CN 204885338 U CN204885338 U CN 204885338U
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- China
- Prior art keywords
- laser
- casing
- boss
- glove box
- sodium nickel
- 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- Withdrawn - After Issue
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Classifications
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- 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
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- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The utility model provides a laser welding device is used in anodal room encapsulation of sodium nickel battery, is including support base, laser welding ware, controller, electric table and set up the glove box on electric table, the laser welding ware is fixed to be set up on supporting the base, the fixed laser transition arm that sets up of the front end of laser welding ware, the downward vertical setting of laser transition arm to make the laser head just to the top of glove box, through with the laser head just to treating anodal room of welded sodium nickel battery and anodal end cap in the glove box, in top panel that laser can pass the glove box gets into the glove box, accomplish the welding down guaranteeing the vacuous environment of sodium nickel battery, the convenient operation is welded effectually.
Description
Technical field
The utility model relates to sodium nickel-based battery processing technique field, particularly relates to a kind of sodium nickel-based battery cathode chamber encapsulation laser soldering device.
Background technology
Sodium nickel-based battery is the battery of a kind of negative pole sodium, positive pole nickel chloride, electrolyte ceramic alumina class material composition, because the requirement of filling and laser welding to the precision of equipment and environment of sodium nickel-based battery positive electrode is very high, the particle diameter of powder is not only needed to reach micron order in the preparation process of therefore sodium nickel-based battery positive electrode, in welding process, the laser welding system of laser soldering device is arranged in glove box, to realize charging, the omnidistance non-oxidation of sealing-in of sodium nickel-based battery positive electrode.
But, in prior art, the laser welding system of laser soldering device is placed in glove box and there is following problem: for adapting to the space required for laser welding system, need the size of glove box is increased and increases potted component to ensure the sealing effectiveness of glove box, as this increased manufacturing cost and making the structure of glove box become complicated; In addition, the size of glove box increases and is placed in glove box by the laser welding system of laser soldering device, and the weld part of sodium nickel-based battery can not be aimed at laser welding system by operator fast, and then reduces welding job efficiency.
Summary of the invention
Be necessary to propose the simple and sodium nickel-based battery cathode chamber encapsulation laser soldering device of handled easily of a kind of structure.
A kind of sodium nickel-based battery cathode chamber encapsulation laser soldering device, comprise base for supporting, laser-welding machine, controller, electric table and the glove box be arranged on electric table, described laser-welding machine is fixedly installed on base for supporting, the front end of laser-welding machine is fixedly installed laser transition arm, described laser transition arm is vertically arranged downwards, to make laser head just to the top of glove box, described electric table is arranged on immediately below laser transition arm, electric table has transverse shifting portion and vertically moves portion, described controller and described transverse shifting portion are electrically connected with the portion of vertically moving, controller controls described transverse shifting portion and vertically moves portion's directed movement, glove box is driven to be synchronized with the movement to make electric table, battery clamp is provided with in described glove box, the top of glove box is provided with laser penetration part, laser penetration part, the laser head of battery clamp and laser-welding machine is coaxially arranged, the laser that the laser head of laser-welding machine sends through after laser penetration part so that the sodium nickel-based battery cathode chamber be arranged on battery clamp and positive pole end cap are welded together.
Preferably, described glove box comprises casing and is arranged on the described battery clamp in casing, described casing is the confined space be formed by connecting by corrosion resistant plate and transparent acrylic, the top panel of described casing and front side wall are made up of transparent acrylic, with the inside enabling operator observe casing when operating, through hole is offered in the center of described top panel, described laser penetration part is inlayed in described through hole, be tightly connected between described laser penetration part and described through hole, described laser penetration part is quartz glass, described front side wall offers the glove port for installing gloves, described gloves lid and glove port match, gloves lid is covered on glove port so that glove port is sealed, the left side wall of casing arranges to fill and takes out valve, Pressure gauge, glove port connection valve, described filling takes out valve, Pressure gauge, the left side wall of glove port connection valve and casing is tightly connected respectively, described filling takes out valve for changing the gas in casing, described Pressure gauge is for detecting the air pressure in casing, described glove port connection valve is for controlling the air pressure balance in gloves and casing, described battery clamp is arranged on the centre position in casing, described battery clamp comprises base and is vertically set on the fixed mount on base rear wall, described base is relative with the bottom of casing fixing, the top forward end of described fixed mount extends to form boss, fixed installation groove through is from top to bottom offered in the centre position of described boss, in the both sides of described fixed installation groove, fixing threaded hole is set respectively, the centre position of the sidewall that spring spindle is relative with boss also offer with fixedly mount that groove faces coordinate mounting groove, cooperation screw is offered in the both sides of described cooperation mounting groove, described cooperation screw faces with the fixing threaded hole of boss and mates with footpath, one end of screw rod is fixed in fixing threaded hole through after described cooperation screw, the other end leaks outside in the outside of spring spindle, slide in horizontal plane relative to boss along screw rod to make spring spindle, the left side wall adjacent with spring spindle at boss offers pin hole, within described pin hole extends to the left side wall of spring spindle, alignment pin is inserted pin hole with by relative with boss for spring spindle fixing.
Preferably, the sidewall of described boss is also arranged a pivoted arm deck, described pivoted arm to be fixed in pivoted arm deck and can to rotate in vertical direction relative to pivoted arm deck, fix a waling stripe on the top of pivoted arm, the end of described waling stripe arranges one for depositing the funnel of sodium nickel-based battery positive electrode.
Preferably, sheathed spring outside the screw rod exposed between described spring spindle and boss, when alignment pin is extracted, the spring spindle close with boss automatically springs open by spring.
Preferably, described battery clamp also comprises handle, on the front side wall that described handle is arranged on described fixed mount and near the two ends of front side wall.
Preferably, described casing also comprises a transfer chamber, and described transfer chamber is open top and has the cavity of spatial accommodation, the right side wall of described casing is offered transition hatch, transfer chamber inserted transition hatch and clamp, to make to seal between transfer chamber and casing with hatch door buckle.
Above-mentioned sodium nickel-based battery cathode chamber encapsulation laser soldering device, comprise base for supporting, laser-welding machine, controller, electric table and the glove box be arranged on electric table, described laser-welding machine is fixedly installed on base for supporting, the front end of laser-welding machine is fixedly installed laser transition arm, described laser transition arm is vertically arranged downwards, to make laser head just to the top of glove box, by by laser head just to the sodium nickel-based battery cathode chamber to be welded in glove box and positive pole end cap, laser can enter in glove box through the top panel of glove box, welding is completed under the environment ensureing sodium nickel-based battery vacuum, handled easily, welding effect is good.
Accompanying drawing explanation
Fig. 1 is the front view of sodium nickel-based battery cathode chamber encapsulation laser soldering device.
Fig. 2 is the front view of glove box.
Fig. 3 is the left view of glove box.
Fig. 4 is the partial sectional view of glove box.
Fig. 5 is the front view of the battery clamp of glove box.
Fig. 6 is the structural representation after the battery clamp installation sodium nickel-based battery in Fig. 5.
In figure: base for supporting 1, laser-welding machine 2, laser transition arm 21, laser head 22, controller 3, electric table 4, glove box 5, casing 51, quartz glass 511, gloves 512, gloves lid 513, fill take out valve 514, Pressure gauge 515, glove port connection valve 516, transfer chamber 517, hatch door buckle 518, battery clamp 52, base 521, fixed mount 522, boss 523, fixed installation groove 5231, spring spindle 524, coordinate mounting groove 5241, screw rod 525, alignment pin 526, pivoted arm 527, waling stripe 528, funnel 529, handle 530, sodium nickel-based battery 6.
Embodiment
See Fig. 1 to Fig. 5, sodium nickel-based battery cathode chamber encapsulation laser soldering device comprises base for supporting 1, laser-welding machine 2, controller 3, electric table 4 and be arranged on electric table 4 glove box 5, described laser-welding machine 2 is fixedly installed on base for supporting 1, the front end of laser-welding machine 2 is fixedly installed laser transition arm 21, described laser transition arm 21 is vertically arranged downwards, to make laser head 22 just to the top of glove box 5, described electric table 4 is arranged on immediately below laser transition arm 21, electric table 4 has transverse shifting portion and vertically moves portion, described controller 3 is electrically connected with described transverse shifting portion and the portion of vertically moving, controller 3 controls described transverse shifting portion and vertically moves portion's directed movement, glove box 5 is driven to be synchronized with the movement to make electric table 4, battery clamp 52 is provided with in described glove box 5, the top of glove box 5 is provided with laser penetration part, laser penetration part, the laser head 22 of battery clamp 52 and laser-welding machine 2 is coaxially arranged, the laser that the laser head 22 of laser-welding machine 2 sends through after laser penetration part so that the sodium nickel-based battery cathode chamber be arranged on battery clamp 52 and positive pole end cap are welded together.
Wherein, glove box 5 comprises casing 51 and is arranged on the battery clamp 52 in casing 51.
Casing 51 is the confined spaces be formed by connecting by corrosion resistant plate and transparent acrylic, the top panel of casing 51 and front side wall are made up of transparent acrylic, with the inside enabling operator observe casing when operating, laser can enter glove box inside through top panel, front side wall offers the glove port for installing gloves 512, gloves lid 513 and glove port match, gloves lid 513 is covered on glove port so that glove port is sealed, the left side wall of casing 51 arranges to fill and takes out valve 514, Pressure gauge 515, glove port connection valve 516, fill and take out valve 514, Pressure gauge 515, glove port connection valve 516 is tightly connected respectively with the left side wall of casing 51, fill and take out valve 514 for changing the gas in casing 51, Pressure gauge 515 is for detecting the air pressure in casing, glove port connection valve 516 is for controlling gloves 512 and the air pressure balance in casing 51.
Battery clamp 52 is arranged on the centre position in casing 51, battery clamp 52 comprises base 521 and is vertically set on the fixed mount 522 on the rear wall of base 521, base 521 is relative with the bottom of casing 51 fixing, the top forward end of fixed mount 522 extends to form boss 523, fixed installation groove 5231 through is from top to bottom offered in the centre position of boss 523, in the both sides of fixed installation groove 5231, fixing threaded hole is set respectively, the centre position of the sidewall that spring spindle 524 is relative with boss 523 also offer with fixedly mount that groove 5231 faces coordinate mounting groove 5241, mounting groove 5241 and fixed installation groove 5231 is coordinated to form the location notch of sodium nickel-based battery, the both sides of mounting groove 5241 are coordinated to offer cooperation screw, screw is coordinated to face with the fixing threaded hole of boss 523 and mate with footpath, one end of screw rod 525 is fixed in fixing threaded hole after coordinating screw, the other end leaks outside in the outside of spring spindle 524, slide in horizontal plane relative to boss 523 along screw rod 525 to make spring spindle 524, the left side wall adjacent with spring spindle 524 at boss 523 offers pin hole, within pin hole extends to the left side wall of spring spindle 524, alignment pin 526 is inserted pin hole with by relative with boss 523 for spring spindle 524 fixing.Further, sheathed spring outside the screw rod 525 also exposed between spring spindle 524 and boss 523, when alignment pin 526 is extracted, the spring spindle 524 close with boss 523 automatically springs open by spring.Alignment pin 526 and spring with the use of, by stable fixing to spring spindle 524 and boss 523, spring spindle 524 conveniently can be flicked again, to take off battery.
Further, the sidewall of boss 523 is also arranged a pivoted arm deck, pivoted arm 527 to be fixed in pivoted arm deck and can to rotate in vertical direction relative to pivoted arm deck, fix a waling stripe 528 on the top of pivoted arm 527, the end of waling stripe 528 arranges one for depositing the funnel 529 of sodium nickel-based battery positive electrode.The positive electrode of sodium nickel-based battery is placed in funnel 529, rotate pivoted arm 527 by funnel 529 just to the cathode chamber of battery, positive electrode is loaded in cathode chamber, rotating pivoted arm 527 is conveniently transported to above anode room by positive electrode, at rotation pivoted arm 527, funnel 529 is removed after filling, do not hinder and next step operation is carried out to battery.
Further, also offer through hole in the center of the top panel of casing 51, quartz glass 511 is inlayed in through hole, be tightly connected between quartz glass 511 and through hole, under the prerequisite not affecting casing 51 sealing, the mid portion of the transparent acrylic of upper surface is replaced into quartz glass 511, has both ensured that the expedite casing 51 that penetrates into of laser welds, production control cost of also trying one's best.Quartz glass is preferred laser penetration part, other laser penetration parts can certainly be used to replace quartz glass, such as, meet light transmittance good, the laser penetration part that light loss is little.
Further, battery clamp 52 also comprises handle 530, on the front side wall that handle 530 is arranged on fixed mount 522 and near the two ends of front side wall.The design of handle 530 be in order to install or remove battery time be easy to open spring spindle 524, hold handle 530, to control casing 51 and the stable of battery clamp 52 is not shifted, guarantee the accuracy operated.
In order to the vacuum degree or oxygen content that ensure box house are definitely low, to reach technological requirement, a transfer chamber 517 is also set in casing, in advance positive electrode and positive pole end cap are placed in a transfer chamber 517, transfer chamber 517 is open top and has the cavity of spatial accommodation, the right side wall of casing 51 is offered transition hatch, transfer chamber 517 is inserted transition hatch and after clamping with hatch door buckle 518, to make to seal between transfer chamber 517 and casing 51.So after vacuumizing or pouring inert gas, directly take positive electrode in casing 51 inside or positive pole end cap gets final product complete operation.
When using glove box of the present utility model, first sodium nickel-based battery positive electrode and positive pole end cap are placed in transfer chamber 517, then with hatch door buckle 518, transfer chamber 517 is clamped, see Fig. 6, sodium nickel-based battery to be welded is installed in the location notch that boss 523 and spring spindle 524 form, alignment pin 526 is used spring spindle 524 and boss 523 to be fixed, gloves lid 513 is covered on glove port, open glove port connection valve 516, consistent with casing 51 internal gas pressure to make in gloves 512, to fill and take out valve 514 and get to normally open, vacuum system access is filled and takes out valve 514, casing 51 and transfer chamber 517 and glove port are vacuumized simultaneously, when Pressure gauge instruction numerical value reaches capacity vacuum degree-0.1MPa, close vacuum valve, stopping vacuumizes, then inert gas system access is filled and take out valve 514, high purity inert gas is filled with to casing and transfer chamber simultaneously, until Pressure gauge 515 indicates numerical value to reach 0, closedown is filled and is taken out valve 514, repeat above operation 2-3 time, in casing 51, atmosphere can reach high purity inert gas atmosphere, anaerobism detests water environment, now close glove port connection valve 516, take off gloves lid 513, hand stretches in gloves and is placed on by positive electrode in funnel 529 by operator, rotate pivoted arm 527, funnel 529 is just carried out positive electrode filling to anode room, pivoted arm 527 is rotated after filling, remove funnel 529, again positive pole end cap is placed on above anode room, the laser head of adjustment laser-beam welding machine aligns the quartz glass 511 on the top panel of casing 51, carry out the welding of positive pole end cap.
Claims (6)
1. a sodium nickel-based battery cathode chamber encapsulation laser soldering device, it is characterized in that: comprise base for supporting, laser-welding machine, controller, electric table and the glove box be arranged on electric table, described laser-welding machine is fixedly installed on base for supporting, the front end of laser-welding machine is fixedly installed laser transition arm, described laser transition arm is vertically arranged downwards, to make laser head just to the top of glove box, described electric table is arranged on immediately below laser transition arm, electric table has transverse shifting portion and vertically moves portion, described controller and described transverse shifting portion are electrically connected with the portion of vertically moving, controller controls described transverse shifting portion and vertically moves portion's directed movement, glove box is driven to be synchronized with the movement to make electric table, battery clamp is provided with in described glove box, the top of glove box is provided with laser penetration part, laser penetration part, the laser head of battery clamp and laser-welding machine is coaxially arranged, the laser that the laser head of laser-welding machine sends through after laser penetration part so that the sodium nickel-based battery cathode chamber be arranged on battery clamp and positive pole end cap are welded together.
2. sodium nickel-based battery cathode chamber encapsulation laser soldering device as claimed in claim 1, it is characterized in that: described glove box comprises casing and is arranged on the described battery clamp in casing, described casing is the confined space be formed by connecting by corrosion resistant plate and transparent acrylic, the top panel of described casing and front side wall are made up of transparent acrylic, through hole is offered in the center of described top panel, described laser penetration part is inlayed in described through hole, be tightly connected between described laser penetration part and described through hole, described laser penetration part is quartz glass, described front side wall offers the glove port for installing gloves, described gloves lid and glove port match, gloves lid is covered on glove port so that glove port is sealed, the left side wall of casing arranges to fill and takes out valve, Pressure gauge, glove port connection valve, described filling takes out valve, Pressure gauge, the left side wall of glove port connection valve and casing is tightly connected respectively, described filling takes out valve for changing the gas in casing, described Pressure gauge is for detecting the air pressure in casing, described glove port connection valve is for controlling the air pressure balance in gloves and casing, described battery clamp is arranged on the centre position in casing, described battery clamp comprises base and is vertically set on the fixed mount on base rear wall, described base is relative with the bottom of casing fixing, the top forward end of described fixed mount extends to form boss, fixed installation groove through is from top to bottom offered in the centre position of described boss, in the both sides of described fixed installation groove, fixing threaded hole is set respectively, the centre position of the sidewall that spring spindle is relative with boss also offer with fixedly mount that groove faces coordinate mounting groove, cooperation screw is offered in the both sides of described cooperation mounting groove, described cooperation screw faces with the fixing threaded hole of boss and mates with footpath, one end of screw rod is fixed in fixing threaded hole through after described cooperation screw, the other end leaks outside in the outside of spring spindle, slide in horizontal plane relative to boss along screw rod to make spring spindle, the left side wall adjacent with spring spindle at boss offers pin hole, within described pin hole extends to the left side wall of spring spindle, alignment pin is inserted pin hole with by relative with boss for spring spindle fixing.
3. sodium nickel-based battery cathode chamber encapsulation laser soldering device as claimed in claim 2, it is characterized in that: the sidewall of described boss is also arranged a pivoted arm deck, described pivoted arm to be fixed in pivoted arm deck and can to rotate in vertical direction relative to pivoted arm deck, fix a waling stripe on the top of pivoted arm, the end of described waling stripe arranges one for depositing the funnel of sodium nickel-based battery positive electrode.
4. sodium nickel-based battery cathode chamber encapsulation laser soldering device as claimed in claim 3, it is characterized in that: sheathed spring outside the screw rod exposed between described spring spindle and boss, when alignment pin is extracted, the spring spindle close with boss automatically springs open by spring.
5. sodium nickel-based battery cathode chamber encapsulation laser soldering device as claimed in claim 3, is characterized in that: described battery clamp also comprises handle, the two ends of also close front side wall on the front side wall that described handle is arranged on described fixed mount.
6. sodium nickel-based battery cathode chamber encapsulation laser soldering device as claimed in claim 3, it is characterized in that: described casing also comprises a transfer chamber, described transfer chamber is open top and has the cavity of spatial accommodation, the right side wall of described casing is offered transition hatch, transfer chamber inserted transition hatch and clamp, to make to seal between transfer chamber and casing with hatch door buckle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520591429.2U CN204885338U (en) | 2015-08-09 | 2015-08-09 | Laser welding device is used in anodal room encapsulation of sodium nickel battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520591429.2U CN204885338U (en) | 2015-08-09 | 2015-08-09 | Laser welding device is used in anodal room encapsulation of sodium nickel battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204885338U true CN204885338U (en) | 2015-12-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520591429.2U Withdrawn - After Issue CN204885338U (en) | 2015-08-09 | 2015-08-09 | Laser welding device is used in anodal room encapsulation of sodium nickel battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204885338U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070957A (en) * | 2015-08-09 | 2015-11-18 | 宁夏绿聚能电源有限公司 | Laser welding device for packaging sodium-nickel battery anode chamber |
| CN105867178A (en) * | 2016-03-29 | 2016-08-17 | 威格气体纯化科技（苏州）股份有限公司 | System and method for controlling interlocking between glove box and transition cabin |
| CN109317822A (en) * | 2018-11-13 | 2019-02-12 | 北京中科恒晟科技有限公司 | Vacuum welding system |
| CN110640317A (en) * | 2019-09-19 | 2020-01-03 | 中国科学院兰州化学物理研究所 | Laser welding method of nickel-titanium shape memory alloy |
| CN114814015A (en) * | 2022-04-14 | 2022-07-29 | 国家电投集团科学技术研究院有限公司 | Detection device and detection method for gas generated by thermal runaway of lithium ion battery |
-
2015
- 2015-08-09 CN CN201520591429.2U patent/CN204885338U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070957A (en) * | 2015-08-09 | 2015-11-18 | 宁夏绿聚能电源有限公司 | Laser welding device for packaging sodium-nickel battery anode chamber |
| CN105867178A (en) * | 2016-03-29 | 2016-08-17 | 威格气体纯化科技（苏州）股份有限公司 | System and method for controlling interlocking between glove box and transition cabin |
| CN109317822A (en) * | 2018-11-13 | 2019-02-12 | 北京中科恒晟科技有限公司 | Vacuum welding system |
| CN110640317A (en) * | 2019-09-19 | 2020-01-03 | 中国科学院兰州化学物理研究所 | Laser welding method of nickel-titanium shape memory alloy |
| CN114814015A (en) * | 2022-04-14 | 2022-07-29 | 国家电投集团科学技术研究院有限公司 | Detection device and detection method for gas generated by thermal runaway of lithium ion battery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 753001, Union Road 8, Dawukou Industrial Zone, the Ningxia Hui Autonomous Region, Shizuishan Patentee after: Ningxia green poly energy Limited by Share Ltd Address before: 753001, Union Road 8, Dawukou Industrial Zone, the Ningxia Hui Autonomous Region, Shizuishan Patentee before: Ningxia green cumulative Electrosource, Inc. |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20170718 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20151216 Effective date of abandoning: 20170718 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |