CN104716375A - Liquid flow battery pack having test function - Google Patents
Liquid flow battery pack having test function Download PDFInfo
- Publication number
- CN104716375A CN104716375A CN201510013232.5A CN201510013232A CN104716375A CN 104716375 A CN104716375 A CN 104716375A CN 201510013232 A CN201510013232 A CN 201510013232A CN 104716375 A CN104716375 A CN 104716375A
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- Prior art keywords
- end plate
- plate
- flow battery
- negative
- sheet frame
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- 239000007788 liquid Substances 0.000 title claims abstract description 30
- 238000012360 testing method Methods 0.000 title claims abstract description 20
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 58
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 19
- 239000003792 electrolyte Substances 0.000 claims description 51
- 238000007789 sealing Methods 0.000 claims description 44
- 229910002804 graphite Inorganic materials 0.000 claims description 39
- 239000010439 graphite Substances 0.000 claims description 39
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 abstract description 13
- 239000003014 ion exchange membrane Substances 0.000 abstract 1
- 238000003825 pressing Methods 0.000 description 4
- 239000011244 liquid electrolyte Substances 0.000 description 3
- 238000011160 research Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006479 redox reaction Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Fuel Cell (AREA)
Abstract
The invention discloses a liquid flow battery pack having test function, which comprises an anode end plate; a cathode end plate parallel with the anode end plate; several fasten components which are connected to the anode end plate and the cathode end plate in a fasten mode; a frame plate assembly clamped between the anode end plate and the cathode end plate; wherein at least two mutually independent liquid flow batteries are embedded in the frame plate assembly. The liquid flow battery pack employs a combined structure, same anode end plate and cathode end plate are used by several liquid flow batteries to be tested, when a key material of the liquid flow battery is tested, several different types of key materials such as ion exchange membranes, carbon plates, electrode plates are respectively assembled to each independent liquid flow battery, each material to be tested can be tested under same temperature environment, so that the test result is accurate, and the test material utilization rate is high.
Description
Technical field
The present invention relates to flow battery, specifically relate to a kind of flow battery group with test function.
Background technology
Flow battery is a kind of by two kinds of exchange ions with opposite charges (electrolyte), the then direct battery that can be recycled chemical energy being converted to electric energy.It has the advantage that capacity is high, use field is wide, service life cycle is long, and extensively utilizing regenerative resource under the new situation, the flow battery as supporting energy storage device has vast potential for future development.
Basic flow battery has the negative electrode and positive electrode that are separated to form by dielectric substrate (as amberplex), and negativity liquid electrolyte is delivered to negative electrode and Positive liquid electrolyte is delivered to positive electrode to order about the redox reaction that electrochemical reversible occurs.During charging, the electric energy of supply makes in an electrolyte, chemical reduction reaction occur and in another electrolyte, oxidation reaction occur.But amberplex can prevent electrolyte from mixing allow selected ion to pass to complete redox reaction.During electric discharge, the chemical energy be stored in liquid electrolyte discharges and can draw electric energy from electrode in back reaction.
But existing flow battery also cannot carry out testing research to the critical material such as amberplex not of the same race, carbon plate, battery lead plate be arranged on respectively on several flow battery under same test environment.
Summary of the invention
In order to solve the problem, the object of the present invention is to provide a kind of flow battery group with test function.
In order to achieve the above object, present invention employs following technical scheme:
There is a flow battery group for test function, there is such feature, comprising: positive end plate; The negative end plate paralleled with positive end plate; And several are fastenedly connected the fastening assembly of positive end plate and negative end plate; Be folded in the deckle board assembly between positive end plate and negative end plate; Wherein, deckle board assembly is embedded with at least two separate flow batteries, each flow battery comprises: the amberplex paralleled with the madial wall of positive end plate, overlay the first graphite felt of amberplex side of the positive electrode, the first carbon plate, positive electrode plate successively, and overlay the second graphite felt, the second carbon plate, the negative electrode plate of amberplex negative side successively; The madial wall setting-in positive electrode plate of positive end plate and the first carbon plate, and positive electrode plate extends to the outside of positive end plate; The madial wall setting-in negative electrode plate of negative end plate and the second carbon plate, and negative electrode plate extends to the outside of negative end plate; Positive end plate and deckle board assembly are provided with the anode electrolyte flow channel being communicated with the first graphite felt, and negative end plate and deckle board assembly are provided with the electrolyte liquid flow channel being communicated with the second graphite felt.
Further, in flow battery group provided by the invention, such feature can also be had: deckle board assembly comprises: the positive pole sheet frame of setting-in first graphite felt and the negative pole sheet frame of setting-in second graphite felt; Further, positive pole sheet frame is removably mounted on the madial wall of positive end plate, and negative pole sheet frame is removably mounted on the madial wall of negative end plate.
Further, in flow battery group provided by the invention, such feature can also be had: the two side of positive pole sheet frame is all equipped with a circle sealing ring in the periphery of the first graphite felt; The two side of negative pole sheet frame is all equipped with a circle sealing ring in the periphery of the second graphite felt.
Further, in flow battery group provided by the invention, such feature can also be had: the lateral wall of positive end plate and the lateral wall of negative end plate are all equipped with heating plate.
Further, in flow battery group provided by the invention, such feature can also be had: positive pole sheet frame offers flow path groove respectively at the two ends of the first graphite felt; Positive pole sheet frame is embedded with a sealing clamp in the outside of flow path groove, and, be interference fit between sealing clamp and positive pole sheet frame; Sealing clamp is provided with through hole at flow path groove away from one end of the first graphite felt.
Further, in flow battery group provided by the invention, such feature can also be had: anode electrolyte flow channel comprises: flow path groove, through hole, and two anode electrolyte joints running through heating plate and positive end plate successively; Two anode electrolyte joints are connected with corresponding through hole respectively, and one end that anode electrolyte joint is contacting with sealing clamp is provided with sealing ring.
Further, in flow battery group provided by the invention, such feature can also be had: negative pole sheet frame offers flow path groove respectively at the two ends of the second graphite felt; Negative pole sheet frame is embedded with a sealing clamp in the outside of flow path groove, and, be interference fit between sealing clamp and negative pole sheet frame; Sealing clamp is provided with through hole at flow path groove away from one end of the second graphite felt.
Further, in flow battery group provided by the invention, such feature can also be had: electrolyte liquid flow channel comprises: flow path groove, through hole, and two run through the electrolyte liquid joint after heating plate and negative end plate respectively successively; Two electrolyte liquid joints are connected with corresponding through hole respectively, and electrolyte liquid one end that joint is contacting with sealing clamp is provided with sealing ring.
Further, in flow battery group provided by the invention, such feature can also be had: positive end plate and negative end plate are provided with thermocouple.
Further, in flow battery group provided by the invention, such feature can also be had: fastening assembly comprises: the bolt running through positive end plate and negative end plate, the nut screwed mutually with bolt.
The good effect that the present invention has on the basis of the above is:
Flow battery group provided by the invention adopts fabricated structure, the flow battery making several to be tested shares identical positive end plate and negative end plate, when carrying out testing research to the critical material of flow battery, can respectively by several amberplex not of the same race, carbon plate, the critical materials such as battery lead plate are assembled into each independently in flow battery respectively, each tested material can be made to test under same temperature environment, there is test result accurate, the advantage that test material utilance is high, in addition, this flow battery group also has compact conformation on the whole, life-span is long, low cost of manufacture, be convenient to the features such as maintenance.
Accompanying drawing explanation
Fig. 1 is the perspective view of flow battery group in embodiments of the invention.
Fig. 2 is the front view of flow battery group in embodiments of the invention.
Fig. 3 is the cutaway view along A-A alphabetical in Fig. 2.
Fig. 4 is the enlarged diagram of letter b part in Fig. 3.
Fig. 5 is the assembling schematic diagram of positive pole sheet frame and the first graphite felt in embodiments of the invention.
Fig. 6 is the structural representation of positive pole sheet frame in embodiments of the invention.
Embodiment
The technological means realized to make the present invention, creation characteristic, reach object and effect is easy to understand, following examples are specifically addressed flow battery group provided by the invention by reference to the accompanying drawings.
As shown in Figures 1 to 3, the flow battery group that the present embodiment provides is tested for the composition material (as amberplex, carbon plate, battery lead plate etc.) to flow battery.Flow battery group comprises positive end plate 1, negative end plate 2, deckle board assembly 3, and several are fastenedly connected the fastening assembly of positive end plate 1 and negative end plate 2.
In the present embodiment, negative end plate 2 parallels with positive end plate 1, and deckle board assembly 3 is folded between positive end plate 1 and negative end plate 2.The lateral wall of positive end plate 1 and the lateral wall of negative end plate 2 be all equipped with heating plate 11 and, positive end plate 1 and negative end plate 2 are all inserted with thermocouple 21.Concrete, fastening assembly comprises: the bolt 12 running through positive end plate 1 and negative end plate 2, the nut screwed mutually with bolt 12.Further, the head of bolt 12 and nut are embedded in positive end plate 1 and negative end plate 2 respectively.
Concrete, deckle board assembly 3 is embedded with two separate flow batteries, as shown in Figure 3 and Figure 4, each flow battery comprises: positive electrode plate 4, the first carbon plate 5, first graphite felt 6, amberplex 7, the second graphite felt 8, second carbon plate 9 and negative electrode plate 10.In the present embodiment, the madial wall setting-in positive electrode plate 4 of positive end plate 1 and the first carbon plate 5, and positive electrode plate 4 extends to the outside of positive end plate 1.The madial wall setting-in negative electrode plate 10 of negative end plate 2 and the second carbon plate 9, and negative electrode plate 10 extends to the outside of negative end plate 2.
Amberplex 7 parallels with the madial wall of positive end plate 1.And, in the present embodiment, first graphite felt 6, first carbon plate 5 and positive electrode plate 4 overlay amberplex 7 side of the positive electrode from the near to the remote successively, and the second graphite felt 8, second carbon plate 9, negative electrode plate 10 overlay amberplex 7 negative side from the near to the remote successively.
As shown in Figures 3 to 5, deckle board assembly 3 comprises: the positive pole sheet frame 31 of setting-in first graphite felt 6 and the negative pole sheet frame 32 of setting-in second graphite felt 8.Further, positive end plate 1 and deckle board assembly 3 are provided with the anode electrolyte flow channel being communicated with the first graphite felt 6, and negative end plate 2 and deckle board assembly 3 are provided with the electrolyte liquid flow channel being communicated with the second graphite felt 8.In addition, in the present embodiment, negative pole sheet frame 32 is identical with shape with the structure of positive pole sheet frame 31.
Concrete, positive pole sheet frame 31 is removably mounted on the madial wall of positive end plate 1 by screw 311, and the two side of positive pole sheet frame 31 is equipped with a circle sealing ring 312 respectively in the periphery of the first graphite felt 6.Same, negative pole sheet frame 32 is removably mounted on the madial wall of negative end plate 2 by screw 311.The two side of negative pole sheet frame 32 is all equipped with a circle sealing ring 322 in the periphery of the second graphite felt 8.
As shown in Figure 5 to Figure 6, positive pole sheet frame 31 offers flow path groove 313 respectively at the two ends of the first graphite felt 6.Prevent anode electrolyte from leaking to carry out sealing to flow path groove 313, positive pole sheet frame 31 is embedded with a sealing clamp 314 in the outside of flow path groove 313.Concrete, positive pole sheet frame 31 is also provided with sealing pressing board slot 315 outside flow path groove 313 side, and sealing clamp 314 is inlaid in sealing pressing board slot 315, and, be interference fit between sealing clamp 314 and positive pole sheet frame 31.
In addition, sealing clamp 314 is provided with through hole 3141 at flow path groove 313 away from one end of the first graphite felt 6.Anode electrolyte flow channel comprises: flow path groove 314, through hole 3141, and two anode electrolyte joints 13 running through heating plate 11 and positive end plate 1 successively.Two anode electrolyte joints 13 are connected with corresponding through hole 3141 respectively.Wherein, an anode electrolyte joint 13 is anode electrolyte import, and another anode electrolyte joint 13 is anode electrolyte outlet.In order to prevent anode electrolyte from leaking from anode electrolyte joint 13 in the junction with sealing clamp 314, one end that anode electrolyte joint 13 is contacting with sealing clamp 314 is provided with O RunddichtringO 131.Further, anode electrolyte joint 13 is communicated with anolyte flow container by the road.
Concrete, as shown in Figure 4, because the negative pole sheet frame 32 in the present embodiment is identical with shape with the structure of positive pole sheet frame 31, therefore, with reference to Fig. 5 to Fig. 6, negative pole sheet frame 32 offers flow path groove 323 respectively at the two ends of the second graphite felt 8, prevent electrolyte liquid from leaking to carry out sealing to flow path groove 323, negative pole sheet frame 32 is embedded with a sealing clamp 324 in the outside of flow path groove 323, concrete, negative pole sheet frame 32 is also provided with sealing pressing board slot outside flow path groove 323 side, sealing clamp 324 is inlaid in sealing pressing board slot, and, it is interference fit between sealing clamp 324 and negative pole sheet frame 32.
Sealing clamp 324 is provided with through hole 3241 at flow path groove 323 away from one end of the second graphite felt 8.Electrolyte liquid flow channel comprises: flow path groove 323, through hole 3241, and two run through the electrolyte liquid joint 23 after heating plate 11 and negative end plate 2 successively.Two electrolyte liquid joints 23 are connected with corresponding through hole 3241 respectively.Wherein, an electrolyte liquid joint 23 is the import of electrolyte liquid, and another electrolyte liquid joint 23 is the outlet of electrolyte liquid.In order to prevent electrolyte liquid from leaking from electrolyte liquid joint 23 in the junction with sealing clamp 324, one end that electrolyte liquid joint 23 is contacting with sealing clamp 324 is provided with O RunddichtringO 231.Electrolyte liquid joint 23 is communicated with electrolyte flow container by the road.
The flow battery group that the present embodiment provides adopts fabricated structure, the flow battery making several to be tested shares identical positive end plate and negative end plate, when carrying out testing research to the critical material of flow battery, can respectively by several amberplex not of the same race, carbon plate, the critical materials such as battery lead plate are assembled into each independently in flow battery respectively, each tested material can be made to test under same temperature environment, there is test result accurate, the advantage that test material utilance is high, in addition, this flow battery group also has compact conformation on the whole, life-span is long, low cost of manufacture, be convenient to the features such as maintenance.
Certainly flow battery group involved in the present invention is not merely defined in the structure in the present embodiment, any equivalent modifications of carrying out the present invention and substituting also all in category of the present invention.
In the flow battery group that the present embodiment provides, deckle board assembly 3 is embedded with two separate flow batteries.Certainly, in the flow battery group that the present invention relates to, deckle board assembly 3 also can according to the corresponding flow battery being embedded any number such as three, four, five of test case.
Claims (10)
1. there is a flow battery group for test function, it is characterized in that, comprising:
Positive end plate;
The negative end plate paralleled with described positive end plate; And
Several are fastenedly connected the fastening assembly of described positive end plate and described negative end plate;
Be folded in the deckle board assembly between described positive end plate and described negative end plate;
Wherein, described deckle board assembly is embedded with at least two separate flow batteries, each described flow battery comprises: the amberplex paralleled with the madial wall of described positive end plate, overlay the first graphite felt of described amberplex side of the positive electrode, the first carbon plate, positive electrode plate successively, and overlay the second graphite felt, the second carbon plate, the negative electrode plate of described amberplex negative side successively;
Positive electrode plate described in the madial wall setting-in of described positive end plate and described first carbon plate, and described positive electrode plate extends to the outside of described positive end plate;
Negative electrode plate described in the madial wall setting-in of described negative end plate and described second carbon plate, and described negative electrode plate extends to the outside of described negative end plate;
Described positive end plate is provided with described deckle board assembly the anode electrolyte flow channel being communicated with described first graphite felt, and described negative end plate and described deckle board assembly are provided with the electrolyte liquid flow channel being communicated with described second graphite felt.
2. flow battery group according to claim 1, is characterized in that:
Described deckle board assembly comprises: the negative pole sheet frame of the second graphite felt described in the positive pole sheet frame of the first graphite felt described in setting-in and setting-in;
Further, described positive pole sheet frame is removably mounted on the madial wall of described positive end plate, and described negative pole sheet frame is removably mounted on the madial wall of described negative end plate.
3. flow battery group according to claim 2, is characterized in that:
The two side of described positive pole sheet frame is all equipped with a circle sealing ring in the periphery of described first graphite felt;
The two side of described negative pole sheet frame is all equipped with a circle sealing ring in the periphery of described second graphite felt.
4. flow battery group according to claim 2, is characterized in that:
The lateral wall of described positive end plate and the lateral wall of described negative end plate are all equipped with heating plate.
5. flow battery group according to claim 4, is characterized in that:
Described positive pole sheet frame offers flow path groove respectively at the two ends of described first graphite felt;
Described positive pole sheet frame is embedded with a sealing clamp in the outside of described flow path groove, and, be interference fit between described sealing clamp and described positive pole sheet frame;
Described sealing clamp is provided with through hole at described flow path groove away from one end of described first graphite felt.
6. flow battery group according to claim 5, is characterized in that:
Described anode electrolyte flow channel comprises: described flow path groove, described through hole, and two anode electrolyte joints running through described heating plate and described positive end plate successively;
Two described anode electrolyte joints are connected with corresponding described through hole respectively, and one end that described anode electrolyte joint is contacting with described sealing clamp is provided with sealing ring.
7. flow battery group according to claim 4, is characterized in that:
Described negative pole sheet frame offers flow path groove respectively at the two ends of described second graphite felt;
Described negative pole sheet frame is embedded with a sealing clamp in the outside of described flow path groove, and, be interference fit between described sealing clamp and described negative pole sheet frame;
Described sealing clamp is provided with through hole at described flow path groove away from one end of described second graphite felt.
8. flow battery group according to claim 7, is characterized in that:
Described electrolyte liquid flow channel comprises: described flow path groove, described through hole, and two run through the electrolyte liquid joint after described heating plate and described negative end plate respectively successively;
Two described electrolyte liquid joints are connected with corresponding described through hole respectively, and described one end that electrolyte liquid joint is contacting with described sealing clamp is provided with sealing ring.
9. flow battery group according to claim 1, is characterized in that:
Described positive end plate and described negative end plate are provided with thermocouple.
10. flow battery group according to claim 1, is characterized in that:
Described fastening assembly comprises: the bolt running through described positive end plate and described negative end plate, the nut screwed mutually with described bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510013232.5A CN104716375A (en) | 2015-01-09 | 2015-01-09 | Liquid flow battery pack having test function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510013232.5A CN104716375A (en) | 2015-01-09 | 2015-01-09 | Liquid flow battery pack having test function |
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| Publication Number | Publication Date |
|---|---|
| CN104716375A true CN104716375A (en) | 2015-06-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510013232.5A Pending CN104716375A (en) | 2015-01-09 | 2015-01-09 | Liquid flow battery pack having test function |
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| CN (1) | CN104716375A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112151844A (en) * | 2019-11-25 | 2020-12-29 | 国家电投集团科学技术研究院有限公司 | Heat insulation plate for flow battery stack and flow battery stack with heat insulation plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877408A (en) * | 2009-04-30 | 2010-11-03 | 比亚迪股份有限公司 | Current collector of liquid flow battery and liquid flow battery |
| WO2013034079A1 (en) * | 2011-09-09 | 2013-03-14 | 深圳市金钒能源科技有限公司 | Integral frame plate of vanadium redox flow battery, preparation method thereof, and cell stack manufactured by using frame plate |
| CN103579658A (en) * | 2012-08-03 | 2014-02-12 | 上海神力科技有限公司 | Flow battery pile |
-
2015
- 2015-01-09 CN CN201510013232.5A patent/CN104716375A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877408A (en) * | 2009-04-30 | 2010-11-03 | 比亚迪股份有限公司 | Current collector of liquid flow battery and liquid flow battery |
| WO2013034079A1 (en) * | 2011-09-09 | 2013-03-14 | 深圳市金钒能源科技有限公司 | Integral frame plate of vanadium redox flow battery, preparation method thereof, and cell stack manufactured by using frame plate |
| CN103579658A (en) * | 2012-08-03 | 2014-02-12 | 上海神力科技有限公司 | Flow battery pile |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112151844A (en) * | 2019-11-25 | 2020-12-29 | 国家电投集团科学技术研究院有限公司 | Heat insulation plate for flow battery stack and flow battery stack with heat insulation plate |
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Owner name: SUZHOU XIANGXIONG MEASUREMENT AND CONTROL TECHNOLO Free format text: FORMER OWNER: MA ZHIQI Effective date: 20150908 |
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Effective date of registration: 20150908 Address after: 215500 Changshu City, Jiangsu province high tech Industrial Development Zone, Southeast Avenue, No. 1, building 68, No. Applicant after: Suzhou Xiangxiong Measurement and Control Technology Co., Ltd. Address before: 116021, 51, 2-602, Wells Fargo street, Shahekou District, Liaoning, Dalian Applicant before: Ma Zhiqi |
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Application publication date: 20150617 |