CN1395329A - Liquid filling device for battery case chemical conversion and battery case chemical conversion method - Google Patents
Liquid filling device for battery case chemical conversion and battery case chemical conversion method Download PDFInfo
- Publication number
- CN1395329A CN1395329A CN02124422A CN02124422A CN1395329A CN 1395329 A CN1395329 A CN 1395329A CN 02124422 A CN02124422 A CN 02124422A CN 02124422 A CN02124422 A CN 02124422A CN 1395329 A CN1395329 A CN 1395329A
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- China
- Prior art keywords
- chemical conversion
- electrolyte
- battery
- reserve tank
- liquid reserve
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- 239000007788 liquid Substances 0.000 title claims description 81
- 238000006243 chemical reaction Methods 0.000 title claims description 59
- 239000000126 substance Substances 0.000 title claims description 59
- 238000000034 method Methods 0.000 title abstract description 14
- 230000037452 priming Effects 0.000 claims description 23
- 210000005239 tubule Anatomy 0.000 claims description 10
- 239000003792 electrolyte Substances 0.000 abstract description 42
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 239000008151 electrolyte solution Substances 0.000 abstract description 2
- 239000000243 solution Substances 0.000 abstract 9
- 239000002253 acid Substances 0.000 abstract 3
- 239000007789 gas Substances 0.000 description 24
- 238000002347 injection Methods 0.000 description 13
- 239000007924 injection Substances 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 10
- 239000012530 fluid Substances 0.000 description 9
- 229920001971 elastomer Polymers 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000005060 rubber Substances 0.000 description 4
- PIJPYDMVFNTHIP-UHFFFAOYSA-L lead sulfate Chemical compound [PbH4+2].[O-]S([O-])(=O)=O PIJPYDMVFNTHIP-UHFFFAOYSA-L 0.000 description 3
- -1 polypropylene Polymers 0.000 description 3
- 238000013022 venting Methods 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 241000220317 Rosa Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/60—Arrangements or processes for filling or topping-up with liquids; Arrangements or processes for draining liquids from casings
-
- 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
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2300/00—Electrolytes
- H01M2300/0002—Aqueous electrolytes
- H01M2300/0005—Acid electrolytes
- H01M2300/0011—Sulfuric acid-based
-
- 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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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Filling, Topping-Up Batteries (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to a battery jar forming solution filling device, and battery jar forming method. A lead-acid battery having an excellent electrical characteristic by realizing battery jar formation capable of smoothly filling the electrolyte with an accurate filling quantity of the electrolyte and realizing the battery jar formation capable of preventing intrusion of the side air during the formation of the lead-acid battery using an exterior-fitted electrolyte storage tank. This battery jar forming solution filling device consists of a solution storage tank provided with a seal valve and a tube for liquid-tightly connecting the solution storage tank and a solution filling port of the battery to each other, and the device 1 is provided with a narrow tube for connecting an inner space of a cell and an inner space of the solution storage tank to each other through the inside of the described tube, and an opening provided in an upper wall of the solution storage tank is sealed with the valve. A battery jar forming method for the lead-acid battery uses this battery jar forming solution filling device to fill the whole of a cell with the predetermined quantity of the electrolyte solution filled in the solution storage tank in a formation process.
Description
Technical field
The battery case chemical conversion battery case chemical conversion process of priming device and this device of use that the present invention relates to the hermetic type lead accumulator of liquid measure restraint-type.
Background technology
The most general existing battery case chemical conversion process is the method that whole amounts of the needed electrolyte of filling are carried out chemical conversion in battery unit in advance.In the case, carrying out the electrolyte of fluid injection can not be impregnated in instantaneous in the pole plate group and temporarily be trapped in the space of pole plate group's top and periphery.And chemical conversion is accompanied by the venting from the pole plate group, therefore, jack-up electrolyte.Like this, in said method, even, must in battery unit, guarantee enough spaces for electrolyte and the generation venting electrolyte that holds temporary transient delay can not overflow yet.
But, in recent years,, require to strengthen pole plate group's packed space in order to improve the volumetric efficiency of battery.For this reason, become the situation that can not too reduce spatial volume the pole plate group in battery unit.
As mentioned above, the electrolyte that carries out fluid injection can instantaneously not be absorbed in the pole plate group, and needs the regular hour.And chemical conversion is accompanied by the venting from the pole plate group.Like this, when the spatial volume that can guarantee diminishes, can not once inject the electrolyte of scheduled volume in battery, the electrolyte that is trapped in top be blown afloat overflow, pollute peripheral part, cause insufficient electrolyte.
In order to overcome the defective of above-mentioned existing method, such method has been proposed: prepare to hold the liquid reserve tank that adds of electrolyte, connect this liquid reserve tank and the unit that constitutes battery, come to provide electrolyte to the unit by this pipe with pipe.But, in the existing method that is proposed, owing to the displacement of gas in the unit and the electrolyte in the liquid reserve tank can not be carried out smoothly, so appear at the problem that can not inject the liquid measure of scheduled volume in the chemical conversion operation.
As mentioned above, in the chemical conversion operation, produce gas from the pole plate group.When unit and liquid reserve tank become when airtight, by the generation of above-mentioned gas, in press liter.In the conventional method, for the gas that produces is discharged to the outside, on liquid reserve tank, pass opening, and become open system.But, in the priming device of this open system, carry out and after electrolyte is absorbed among the pole plate group in chemical conversion, can not prevent that extraneous gas from invading in the battery.In the lead accumulator of liquid measure restraint-type, textural, gas is easy to be diffused in the pole plate group, and there is owing to the oxygen that comprises in the gas externally makes negative plate oxidized the problem of battery behavior variation in the result.
Summary of the invention
In view of the defective of above-mentioned existing battery case chemical conversion with priming device, the objective of the invention is: do not have in the chemical conversion electrolyte blow afloat the problem of overflowing, and the injection of electrolyte is smoothly, thus, realize the high battery case chemical conversion of reservoir quantity precision.And, be implemented in the battery case chemical conversion of the problem that does not have the extraneous gas intrusion in the chemical conversion.
The battery case chemical conversion priming device that lead accumulator involved in the present invention is used, constitute by the pipe of liquid reserve tank with the liquid injection port that is used for the close property of liquid ground this liquid reserve tank of connection and battery, above-mentioned liquid reserve tank have with the above chamber of the unit equal number that constitutes battery and a connection on this chamber with pipe, wherein, be provided with the tubule of the inner space of the inner space of connective element and liquid reserve tank by the inside of aforementioned tube.
And battery case chemical conversion priming device involved in the present invention is provided with and is used to prevent that extraneous gas from invading the seal valve of above-mentioned liquid reserve tank.
And, battery case chemical conversion process involved in the present invention, the electrolyte of filling scheduled volume in each chamber of above-mentioned liquid reserve tank is in the injecting electrolytic solution that carries out in the unit, carry out the chemical conversion of battery, full dose is injected the electrolyte of above-mentioned scheduled volume in the chemical conversion operation.
As described above in detail, can in the chemical conversion operation, inject the electrolyte of scheduled volume exactly according to the present invention, the lead accumulator with the little characteristic good of deviation is provided.In the chemical conversion operation, can prevent oxidation according to the present invention, the lead accumulator of characteristic good can be provided by the caused negative plate of intrusion of extraneous gas.
Description of drawings
Fig. 1 is expression is bound up on battery case chemical conversion involved in the present invention state on the lead accumulator with priming device a perspective view;
Fig. 2 is the partial cut sectional view that priming device is used in battery case chemical conversion involved in the present invention.
Embodiment
Fig. 1 is contained in figure on the hermetic type lead accumulator 2 to battery case chemical conversion involved in the present invention with priming device 1.The battery case chemical conversion with priming device 1 by electrolyte liquid reserve tank 3 be used for 4 of the pipes that liquid thickly connects this case and battery 2 and constitute.In illustrated embodiment, battery 2 is batteries of the monolithic type that is made of 6 unit.6 unit are provided with liquid injection port 9 respectively, and the inner space of each unit is connect mutually by the inner space of aforementioned tube 4 with liquid reserve tank 3.
The battery case chemical conversion is the container of polypropylene system for example with the liquid reserve tank 3 of priming device 1, is separated into the chamber identical with the unit number of battery by partition.In each chamber, fill the electrolyte of scheduled volume respectively.
And as mentioned above, configuration is used for the pipe 4 that connects mutually with the liquid injection port of lead accumulator in each chamber of liquid reserve tank 3.Material, the size of this pipe 4 have no particular limits.It can be the pipe of synthetic rubber system for example.Be bound up on to one side's of this pipe 4 the close property of end liquid on the leakage fluid dram 8 on the lower surface that is located at liquid reserve tank 3 (in Fig. 1, be hidden and can not see, in Fig. 2 described later, represent), be bound up on to the close property of other end liquid on the liquid injection port 9 of unit of lead accumulator 2.And, make the leakage fluid dram 8 tubular ground on the lower surface that is located at above-mentioned liquid reserve tank 3 outstanding downwards, become can with the shape of liquid injection port 9 tablings, thus, liquid reserve tank 3 and pipe 4 are become one.The internal diameter of this pipe 4 is 3～10mm, and length is 10～100mm degree, at the upper wall of each chamber of liquid reserve tank 3 opening 6 is set, and this opening is with seal valve 7 obturations described later.
Fig. 2 is the in-built sectional view of a chamber of expression liquid reserve tank 3.Lower surface at liquid reserve tank 3 is provided with leakage fluid dram 8, temporary transient and pipe 4 tablings.The other end of this pipe 4 and liquid injection port 9 tablings of battery 2.In battery case chemical conversion involved in the present invention with in the liquid reserve tank 3 of priming device 1, as shown in Figure 2, the tubule 5 on the top in space in the internal configurations of pipe 4 top, space in the unit arrives the chamber of liquid reserve tank.This tubule 5 is fixed on the inwall of aforementioned tube 4.This tubule 5 is that for example external diameter is 2～5mm, and internal diameter is the pipe of polypropylene system or the polytetrafluoroethylene system of 0.5～3nm.
The inner space that connects the unit of the liquid reserve tank of having filled electrolyte is an air-tight state.Like this, transfer in the unit from liquid reserve tank, the gas in the unit is discharged from order to make electrolyte.Under the situation of above-mentioned existing priming device, be not provided with the function of the gas in the deliverying unit, therefore, the shortcoming that exists the gas in the unit can not carry out glibly with the displacement that is filled in the electrolyte in the liquid reserve tank.
Under the situation of priming device involved in the present invention, above-mentioned tubule 5 is injecting in the unit in the electrolyte, the path when becoming the gas unit in and transferring in the interior space of liquid reserve tank.For the discharge that makes gas realizes easily, preferably the upper end 10 of above-mentioned tubule is located at the top of the liquid level of the electrolyte 11 that is filled in the liquid reserve tank.
As mentioned above because space and liquid reserve tank are tied by the close property of liquid ground in the unit, in the process of chemical conversion, though in the unit generation gas and electrolyte in the jack-up unit, owing to only being transferred in the liquid reserve tank, and can not spill by the liquid of jack-up.Like this, in the chemical conversion operation, can not lose the electrolyte of filling, when chemical conversion finishes, finish whole fluid injections, thus, can inject predetermined liquid measure accurately.
And under the state that priming device involved in the present invention is bound up on the unit, in the unit and the space in the liquid reserve tank is a closed system.That is, on the upper wall of each chamber of liquid reserve tank, opening 6 is set, with seal valve 7 inaccessible these openings.In the unit and the interior pressure in the liquid reserve tank when uprising, seal valve is opened, and emits gas from liquid reserve tank to the outside, and presses liter in suppressing.On the other hand, when extraneous gas will be invaded, the valve closure prevented the intrusion of extraneous gas.By the sealing valve is housed, can in the chemical conversion operation, prevent in the extraneous gas intrusion unit.
The structure of above-mentioned seal valve is not limited in this.Can use the vent valve of lead accumulator.As simple structure, as shown in Figure 2, embed the valve 7 of rubber of the softness of cap shape on the top of the opening 6 of the tubular of the upper wall that passes liquid reserve tank, come inaccessible opening.Sealant such as filling silicon oil is guaranteed airtight between the outer wall of the inwall of rubber valve and tubular opening.As required, the part of above-mentioned rubber slab peripheral part is fixed on the liquid reserve tank, makes a part as freely, when the interior pressure of liquid reserve tank uprised, part rose freely, left the wall of liquid reserve tank and can produce the gap.On the other hand, will be when the outside be invaded when gas, by the pressure that is produced by extraneous gas, rubber valve is close on the wall of liquid reserve tank, has prevented the intrusion of extraneous gas.The valve of opening of this valve is pressed and to be not particularly limited, and preferably is set at not the 0.1～0.5Kg/cm that can produce dysgenic scope to battery and liquid reserve tank
2
According to an embodiment detailed content of the present invention is described below.
Embodiment
The hermetic type lead accumulator that the priming device that is provided with seal valve on the peristome of tubule in pipe involved in the present invention and liquid reserve tank upper wall is used for the capacity 5Ah of Unit 6 formation.6 chambers of liquid reserve tank are bound up on respectively on each unit of battery, then, temporarily open the opening of liquid reserve tank, in each chamber of liquid reserve tank, fill the dilute sulfuric acid of 50ml respectively as electrolyte, behind topping up,, implement chemical conversion by the inaccessible opening of above-mentioned seal valve.
Comparative example 1
Except in pipe, not being provided with the tubule, the priming device with embodiment 1 same structure is used for lead accumulator with embodiment 1 same type, implement chemical conversion.
Under 40 ℃ of temperature, implement the battery case chemical conversion.Charge condition is set at following three kinds: at electric current 2.5A{ speed 0.5It (A) } the A pattern in 20 hours following charging intervals; At electric current 1.5A{ speed 0.3It (A) } the B pattern in 30 hours following charging intervals; At electric current 1.2A{ speed 0.24It (A) } the C pattern in 40 hours following charging intervals.After chemical conversion finishes, analyze the electrolyte content in the chamber that remains in liquid reserve tank.
Represented that in table 1 and table 2 analytical chemistry transforms the result of back remaining electrolyte content in liquid reserve tank.The remaining liquid measure of total each battery in expression Unit 6 in table 1, the remaining liquid measure of each unit when in table 2, having represented to carry out chemical conversion by the A pattern.
[table 1]
As shown in table 1, under the situation of embodiment 1, in all batteries, finished the fluid injection of the full dose of the electrolyte of in liquid reserve tank, filling.In contrast, under the situation of comparative example 1, in all batteries, the remaining electrolyte that does not inject in liquid reserve tank.And along with the charging interval in the chemical conversion operation shortens, residual liquid quantitative change residual in liquid reserve tank is many.
[table 2]
In table 2, the result who has represented the A pattern that charging interval in the chemical conversion operation is the shortest, replace with the situation that fluid injection is finished in the whole unit under embodiment 1 situation, in comparative example 1, in nearly all unit, remaining electrolyte in liquid reserve tank, and, bigger in the deviation of the remaining liquid measure of each unit.
And, in table 3, represented the result of the proportion of electrolyte remaining in the liquid reserve tank after the chemical conversion of the no pipe inner tubule shown in the analytical table 2.
[table 3]
As shown in table 3, in the proportion of remaining electrolyte, the deviation of each unit is bigger in liquid reserve tank.Electrolyte density has reflected the degree of the carrying out of chemical conversion, and therefore, the result of table 3 has represented to have deviation in the carrying out of the chemical conversion of each unit.This deviation is owing to existing deviation to cause in the fluid injection of electrolyte, except the initial characteristic of battery, also cycle performance is produced harmful effect.
Battery after the chemical conversion is placed at normal temperatures, by electric current 5A{ speed 1It (A) carry out discharge test.The discharge period of in table 4, having represented each battery.
[table 4]
As shown in table 4, the priming device of use embodiment 1 carries out the discharge capacity of the battery of chemical conversion to be compared with the discharge capacity that the priming device that uses comparative example 1 carries out the battery of chemical conversion, all presents higher value.Under the situation of comparative example 1, the discharge capacity difference is because reservoir quantity is not enough and as mentioned above with the unit difference, have deviation in chemical conversion.
Comparative example 2
On the opening that is located on the upper wall of liquid reserve tank, seal valve is not installed, is used opening priming device, in addition implement the chemical conversion identical with embodiment 1.Charge condition in the chemical conversion is identical with above-mentioned B pattern.Under the situation of comparative example 2, after chemical conversion finished, analysis remaining remaining electrolyte content in liquid reserve tank was 0.The battery that carries out chemical conversion in comparative example 2 is carried out discharge test under condition same as described above.In table 5, represented the result.
[table 5]
As shown in table 5, irrelevant with the electrolyte that has injected scheduled volume under the situation of comparative example 2, the situation of the embodiment 1 that puts down in writing with above-mentioned table 3 is compared, and discharge capacity is lower.This is to consider: under the situation of comparative example 2, in the chemical conversion operation, extraneous gas invades in the unit, and negative plate is oxidized, therefore, has produced this harmful effect.When negative plate is subjected to air oxidation, generate lead sulfate.The generation of this lead sulfate has also improved floating current except making the initial capacity reduction, the life-span of battery is reduced.The lead sulfate that is generated by air oxidation is difficult to revert to lead by chemical conversion.Battery case chemical conversion involved in the present invention has the air that stops in the chemical conversion with priming device and invades function in the unit, therefore, has prevented the air oxidation of pole plate effectively.
Claims (2)
1. the battery case chemical conversion priming device of a lead accumulator, constitute by the pipe of liquid reserve tank with the unit that is used for the close property of liquid ground this liquid reserve tank of connection and lead accumulator, it is characterized in that the tubule of the inner space of configuration connective element and the inner space of liquid reserve tank by the inside of aforementioned tube.
2. the battery case chemical conversion priming device of lead accumulator according to claim 1 is characterized in that, is provided with the seal valve that is used to prevent the extraneous gas intrusion on above-mentioned liquid reserve tank.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2001196583A JP2003017036A (en) | 2001-06-28 | 2001-06-28 | Battery jar forming solution filling device, and battery jar forming method |
| JP196583/2001 | 2001-06-28 | ||
| JP196583/01 | 2001-06-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1395329A true CN1395329A (en) | 2003-02-05 |
| CN1230928C CN1230928C (en) | 2005-12-07 |
Family
ID=19034365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021244227A Expired - Fee Related CN1230928C (en) | 2001-06-28 | 2002-06-26 | Liquid filling device for battery case chemical conversion and battery case chemical conversion method |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2003017036A (en) |
| KR (1) | KR20030003029A (en) |
| CN (1) | CN1230928C (en) |
| TW (1) | TW565964B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933887A (en) * | 2020-08-25 | 2020-11-13 | 东方醒狮储能电池有限公司 | Electrolyte injection device and method for energy storage power battery |
-
2001
- 2001-06-28 JP JP2001196583A patent/JP2003017036A/en active Pending
-
2002
- 2002-06-20 TW TW091113480A patent/TW565964B/en active
- 2002-06-26 KR KR1020020036020A patent/KR20030003029A/en not_active Application Discontinuation
- 2002-06-26 CN CNB021244227A patent/CN1230928C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111933887A (en) * | 2020-08-25 | 2020-11-13 | 东方醒狮储能电池有限公司 | Electrolyte injection device and method for energy storage power battery |
| CN111933887B (en) * | 2020-08-25 | 2022-07-12 | 东方醒狮储能电池有限公司 | Electrolyte injection device and method for energy storage power battery |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20030003029A (en) | 2003-01-09 |
| CN1230928C (en) | 2005-12-07 |
| TW565964B (en) | 2003-12-11 |
| JP2003017036A (en) | 2003-01-17 |
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| C14 | Grant of patent or utility model | ||
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Owner name: GS YUASA CORP Free format text: FORMER OWNER: YUASA BATTERY CO., LTD. Effective date: 20060113 |
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| C41 | Transfer of patent application or patent right or utility model | ||
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Effective date of registration: 20060113 Address after: Kyoto City Patentee after: Yuasa Battery Co., Ltd. Address before: Osaka Japan Patentee before: Yuasa Battery Co., Ltd. |
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| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |