CN203025251U - High-temperature glass melt resistivity testing device - Google Patents
High-temperature glass melt resistivity testing device Download PDFInfo
- Publication number
- CN203025251U CN203025251U CN 201220645770 CN201220645770U CN203025251U CN 203025251 U CN203025251 U CN 203025251U CN 201220645770 CN201220645770 CN 201220645770 CN 201220645770 U CN201220645770 U CN 201220645770U CN 203025251 U CN203025251 U CN 203025251U
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- furnace
- temperature control
- glass melt
- control furnace
- worktable
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- Expired - Lifetime
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- 239000000156 glass melt Substances 0.000 title claims abstract description 43
- 238000012360 testing method Methods 0.000 title abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 238000009529 body temperature measurement Methods 0.000 claims abstract description 6
- 238000010438 heat treatment Methods 0.000 claims description 19
- 238000005259 measurement Methods 0.000 claims description 15
- 230000001681 protective effect Effects 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 11
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 10
- 230000003028 elevating effect Effects 0.000 claims description 7
- 238000012545 processing Methods 0.000 claims description 5
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 5
- 230000006378 damage Effects 0.000 abstract description 4
- 230000003647 oxidation Effects 0.000 abstract description 3
- 238000007254 oxidation reaction Methods 0.000 abstract description 3
- 238000005485 electric heating Methods 0.000 abstract 3
- 238000009423 ventilation Methods 0.000 abstract 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 15
- 239000011521 glass Substances 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000004792 oxidative damage Effects 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000005352 clarification Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000004154 testing of material Methods 0.000 description 1
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Abstract
A high-temperature glass melt resistivity testing device solves the technical problem that impurity gas volatilized by a glass melt can cause oxidation damage to electric heating components and can influence the resistivity testing result of the glass melt. According to the technical scheme, the device comprises a worktable, a crucible arranged on the worktable and used for containing a glass melt to be tested, a temperature control furnace, and a control unit provided with a temperature measurement module and an electric signal acquisition module, wherein electric heating components are arranged in the furnace cavity of the temperature control furnace; both the worktable and the crucible are located in the temperature control furnace; a protection gas mechanism is additionally arranged in the temperature control furnace; the protection gas mechanism comprises a ventilation pipe penetrating through the wall on the bottom of the temperature control furnace and communicated with a protection gas source; the exhaust of the ventilation pipe is communicated with the furnace cavity of the temperature control furnace; and matched exhaust holes are formed in the furnace cavity. By additionally arranging the protection gas mechanism in the temperature control furnace, the high-temperature glass melt resistivity testing device can prevent impurities volatilized by the gas melt from influencing the test result, and can avoid the electric heating components from oxidation damage by the impurity gas, thereby prolonging the service life.
Description
Technical field
The utility model relates to a kind of high temp glass melt resistivity measurement device, belongs to the testing of materials apparatus field.
Background technology
Along with developing rapidly of glass smelting technology, electric boosting is widely adopted in glass melter, has obtained everybody approval with its unique advantage: 1, increase substantially melting rate; 2, improve refining quality; 3, weaken combustion intensity, the prolongation furnace service life of top flame space; 4, reduce the product loss that causes because of the calculus defective; 5, improve the thermal efficiency, environmental contamination reduction.Particularly be widely used in the melting furnaces of TFT-LCD with glass substrate.
Analyze from the meaning of high temp glass melt resistivity measurement, under different temperatures, the resistance parameter of analyzing glass melt changes can provide for the adjustment of the side of expecting good reference role; In the electric boosting kiln, the change in resistance of high temp glass melt is whether direct relation melten glass liquid can effectively promote glass melting, reduces calculus, promotes homogenizing and clarification, reduces the key index of glass defect; In the early stage of kiln design, understand the design that high-temperature resistivity changes also as the electric boosting system important reference is provided, being the key index that is directly connected to melting tank and power transmission and distribution design, is the necessary guarantee of improving electric boosting, improving the glass smelting quality so fully realize the change in resistance of high temp glass melt.
Lack in the resistivity tester of high temp glass melt the processing of glass melt due to heated volatile foreign gas out, cause electrical heating elements to be subject to oxidized injury, and affected the test effect of glass melt resistivity, therefore be necessary the structure of glass melt resistivity tester is improved.
Summary of the invention
The foreign gas that the utility model evaporates for the solution glass melt causes oxidized injury to electrical heating elements and has affected the technical matters of the test effect of glass melt resistivity; designed a kind of high temp glass melt resistivity measurement device; set up protection mechanism of qi structure in temperature control furnace; and the impurity effect that has prevented the glass melt volatilization is tested effect; by having guaranteed that electrical heating elements avoids the oxidative damage of foreign gas, extended serviceable life.
the utility model is to realize that the technical scheme that goal of the invention adopts is, a kind of high temp glass melt resistivity measurement device, the structure of described device comprises worktable, be arranged on worktable and hold the crucible of glass melt to be measured, be provided with the temperature control furnace of electrical heating elements in furnace chamber, reach the control module with temperature measurement module and electrical signal collection module, worktable and crucible are positioned in temperature control furnace, set up protection mechanism of qi structure in temperature control furnace, the structure of above protection mechanism of qi structure comprises: run through being arranged on furnace wall, temperature control furnace bottom, the snorkel that is communicated with the source of the gas of blanket gas, the gas outlet of snorkel is communicated with the furnace chamber of temperature control furnace, and the supporting vent port that arranges.
The beneficial effects of the utility model are: the utility model provides reliable basis for the corresponding relation of glass metal resistivity and temperature in electric boosting, for the design of electric boosting system provides important references, having guaranteed the accuracy of melting tank and power transmission and distribution design key index, is the necessary guarantee that improves the glass smelting quality; Set up simultaneously protection mechanism of qi structure in temperature control furnace, and prevented the impurity effect test effect of glass melt volatilization, by having guaranteed that electrical heating elements avoids the oxidative damage of foreign gas, extended serviceable life.
Below in conjunction with accompanying drawing, the utility model is elaborated.
Description of drawings
Fig. 1 is structural representation of the present utility model.
In accompanying drawing, 1 represents worktable, and 2 represent crucible; 3 represent electrode pair, and 4 represent thermocouple temperature sensor, and 5-1 represents upper cover; 5-2 represents burner hearth, and 5-3 represents electrical heating elements, and 5A represents heat-insulation layer; 5B represents thermofin, and 5C represents the electric signal screen layer, and 5D represents the body of heater shell; 6 represent elevating drive mechanism, and 7 represent drive motor, and 8 represent the tubular type protective sleeve; 9 represent snorkel, and 9-1 represents the first flow valve, and 9-2 represents the second flow valve.
Embodiment
a kind of high temp glass melt resistivity measurement device, the structure of described device comprises worktable 1, be arranged on worktable 1 and hold the crucible 2 of glass melt to be measured, be provided with the temperature control furnace of electrical heating elements 5-3 in furnace chamber, reach the control module with temperature measurement module and electrical signal collection module, worktable 1 and crucible 2 are positioned in temperature control furnace, set up protection mechanism of qi structure in temperature control furnace, the structure of above protection mechanism of qi structure comprises: run through being arranged on furnace wall, temperature control furnace bottom, the snorkel 9 that is communicated with the source of the gas of blanket gas, the gas outlet of snorkel 9 is communicated with the furnace chamber of temperature control furnace, and the supporting vent port that arranges.
Also comprise the tubular type protective sleeve 8 that axially arranges along temperature control furnace in the structure of above-mentioned protection mechanism of qi structure; tubular type protective sleeve 8 covers on crucible 2 and is located by connecting by the positioning component at upper orifice place and the upper port of temperature control furnace; the structure of described snorkel 9 is three-way pipes; the air intake opening of three-way pipe is communicated with the source of the gas of blanket gas, the first arm is communicated with tubular type protective sleeve 8; the second arm is communicated with tubular type protective sleeve 8 furnace chamber outward, and electrical heating elements 5-3 is arranged in the outer furnace chamber of tubular type protective sleeve 8.
First flow valve 9-1 is set on the first arm of three-way pipe, the second flow valve 9-2 is set on the second arm.
Above-mentioned temperature measurement module comprises the thermocouple temperature sensor 4 that is arranged on crucible 2 bottoms.
Above-mentioned electrical signal collection module comprises electrode pair 3 and the signal processing circuit module that is arranged on worktable 1.
The structure of above-mentioned temperature control furnace comprises: vertical thermal insulation furnace body, the upper cover 5-1 that is arranged on vertical thermal insulation furnace body upper port and open lower port, be distributed on the electrical heating elements 5-3 in the burner hearth 5-2 that vertical thermal insulation furnace body surrounds, the power end of electrical heating elements 5-3 is connected with control module, and crucible 2 is arranged between electrical heating elements 5-3.
The structural sheet of above-mentioned vertical thermal insulation furnace body comprises from the inside to the outside successively: heat-insulation layer 5A, thermofin 5B, electric signal screen layer 5C and body of heater shell 5D.
Also be positioned with elevating drive mechanism 6 and supporting drive motor 7 on above-mentioned temperature control furnace, temperature control furnace forms vertically to being slidably matched by elevating drive mechanism 6 and worktable 1.
Electrode in above-mentioned electrode pair 3 is the platinum electrode sheet, is connected with the signal processing circuit module by the platinum wire, and the size of above platinum electrode sheet and the cross sectional dimensions of crucible are supporting.
Test philosophy of the present utility model is:
According to Ohm law and resistivity formula:
, can be derived as:
Wherein U is the voltage drop at tested glass melt two ends; I is the electric current by tested glass melt; S is the cross-sectional area of tested glass melt; L is that tested glass melt is along the length of direction of current.These 4 physical quantitys can adopt the utility model to measure accurately, thereby draw the resistivity of tested glass melt.
Set up protection mechanism of qi structure in the utility model, its major function is that the volatile matter that will may occur in the sample test process is discharged furnace chamber, long-term normal use of protection temperature control furnace; Reduce the heat of worktable 1 bottom of causing due to heat radiation, the normal use of the electric elements of Protection platform 1 bottom as far as possible; Can reach the effect of fast cooling at temperature-fall period by adjusting gas flow; Electrical heating elements is protected, reduced its degree of oxidation as far as possible, extend its serviceable life.
Protection mechanism of qi structure is in the bottom of temperature control furnace, is divided into two parts and enters furnace chamber.A part passes in tubular type protective sleeve 8 through first flow valve 9-1, and another part enters outside tubular type protective sleeve 8 through the second flow valve, and wherein protecting gas is inert gas.
At first the utility model measures cross-sectional area and the length of tested glass melt with slide calliper rule when concrete the use, in preset parameter input software for calculation.Take quantitative glass and pack in specific ceramic crucible, install electrode pair 3 in crucible both sides, and be fixed on worktable 1; By jacking gear, temperature control furnace is down to rational position, it is central that tested glass sample namely has been carried to body of heater; Open the two-way blanket gas; Control silicon controlled module by temperature control instrument, realize the power adjustments to electrical heating elements, realize heating up according to set temperature curve; Point for measuring temperature is set to: every 50 ℃ of record periods, the inherent different time in each cycle gathers 3 to 10 points as data source from 1000 ℃ to 1650 ℃.The cross-sectional area of glass melt and length can obtain by the means of measuring in advance, thereby test by software for calculation the resistivity value that obtains the different temperature points glass melt.
Claims (9)
1. high temp glass melt resistivity measurement device, the structure of described device comprises worktable (1), be arranged on worktable (1) and go up and hold the crucible (2) of glass melt to be measured, be provided with the temperature control furnace of electrical heating elements (5-3) in furnace chamber, reach the control module with temperature measurement module and electrical signal collection module, worktable (1) and crucible (2) are positioned in temperature control furnace, it is characterized in that: set up protection mechanism of qi structure in temperature control furnace, the structure of above protection mechanism of qi structure comprises: run through being arranged on furnace wall, temperature control furnace bottom, the snorkel (9) that is communicated with the source of the gas of blanket gas, the gas outlet of snorkel (9) is communicated with the furnace chamber of temperature control furnace, and the supporting vent port that arranges.
2. a kind of high temp glass melt resistivity measurement device according to claim 1, it is characterized in that: also comprise the tubular type protective sleeve (8) that axially arranges along temperature control furnace in the structure of described protection mechanism of qi structure, it is upper and be located by connecting by the positioning component at upper orifice place and the upper port of temperature control furnace that tubular type protective sleeve (8) covers on crucible (2), the structure of described snorkel (9) is three-way pipe, the air intake opening of three-way pipe is communicated with the source of the gas of blanket gas, the first arm is communicated with tubular type protective sleeve (8), the second arm is communicated with tubular type protective sleeve (8) furnace chamber outward, electrical heating elements (5-3) is arranged in the outer furnace chamber of tubular type protective sleeve (8).
3. a kind of high temp glass melt resistivity measurement device according to claim 2, is characterized in that: first flow valve (9-1) is set on the first arm of three-way pipe, the second flow valve (9-2) is set on the second arm.
4. a kind of high temp glass melt resistivity measurement device according to claim 1 is characterized in that: described temperature measurement module comprises the thermocouple temperature sensor (4) that is arranged on crucible (2) bottom.
5. a kind of high temp glass melt resistivity measurement device according to claim 1, it is characterized in that: described electrical signal collection module comprises electrode pair (3) and the signal processing circuit module that is arranged on worktable (1).
6. a kind of high temp glass melt resistivity measurement device according to claim 1, it is characterized in that: the structure of described temperature control furnace comprises: vertical thermal insulation furnace body, the upper cover (5-1) that is arranged on vertical thermal insulation furnace body upper port and open lower port, be distributed on the electrical heating elements (5-3) in the burner hearth (5-2) that vertical thermal insulation furnace body surrounds, the power end of electrical heating elements (5-3) is connected with control module, and crucible (2) is arranged between electrical heating elements (5-3).
7. a kind of high temp glass melt resistivity measurement device according to claim 6, it is characterized in that: the structural sheet of described vertical thermal insulation furnace body comprises from the inside to the outside successively: heat-insulation layer (5A), thermofin (5B), electric signal screen layer (5C) and body of heater shell (5D).
8. a kind of high temp glass melt resistivity measurement device according to claim 6, it is characterized in that: also be positioned with elevating drive mechanism (6) and supporting drive motor (7) on described temperature control furnace, temperature control furnace forms vertically to being slidably matched by elevating drive mechanism (6) and worktable (1).
9. a kind of high temp glass melt resistivity measurement device according to claim 5, it is characterized in that: the electrode in described electrode pair (3) is the platinum electrode sheet, be connected with the signal processing circuit module by the platinum wire, the size of above platinum electrode sheet and the cross sectional dimensions of crucible are supporting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220645770 CN203025251U (en) | 2012-11-30 | 2012-11-30 | High-temperature glass melt resistivity testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220645770 CN203025251U (en) | 2012-11-30 | 2012-11-30 | High-temperature glass melt resistivity testing device |
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| Publication Number | Publication Date |
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| CN203025251U true CN203025251U (en) | 2013-06-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220645770 Expired - Lifetime CN203025251U (en) | 2012-11-30 | 2012-11-30 | High-temperature glass melt resistivity testing device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425047A (en) * | 2015-12-30 | 2016-03-23 | 芜湖东旭光电装备技术有限公司 | Method for measuring high-temperature resistivity of stannic oxide electrode |
| CN107589304A (en) * | 2017-09-06 | 2018-01-16 | 蚌埠玻璃工业设计研究院 | A kind of method of testing of glass melt high-temperature resistivity |
| CN108287265A (en) * | 2018-01-24 | 2018-07-17 | 航天睿特碳材料有限公司 | A kind of carbon/carbon compound material high-temperature resistivity test device and test method |
| CN110274705A (en) * | 2018-03-14 | 2019-09-24 | 香港理工大学 | A kind of optical glass molding temperature online test method and device |
-
2012
- 2012-11-30 CN CN 201220645770 patent/CN203025251U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105425047A (en) * | 2015-12-30 | 2016-03-23 | 芜湖东旭光电装备技术有限公司 | Method for measuring high-temperature resistivity of stannic oxide electrode |
| CN105425047B (en) * | 2015-12-30 | 2018-06-19 | 芜湖东旭光电装备技术有限公司 | A kind of method for the high-temperature resistivity for measuring stannic oxide electrode |
| CN107589304A (en) * | 2017-09-06 | 2018-01-16 | 蚌埠玻璃工业设计研究院 | A kind of method of testing of glass melt high-temperature resistivity |
| CN108287265A (en) * | 2018-01-24 | 2018-07-17 | 航天睿特碳材料有限公司 | A kind of carbon/carbon compound material high-temperature resistivity test device and test method |
| CN110274705A (en) * | 2018-03-14 | 2019-09-24 | 香港理工大学 | A kind of optical glass molding temperature online test method and device |
| CN110274705B (en) * | 2018-03-14 | 2021-06-22 | 香港理工大学 | Optical glass mould pressing temperature online detection method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shijiazhuang Gemstone Electronic Glass Co.,Ltd. Assignor: TUNGHSU GROUP Co.,Ltd. Contract record no.: 2013110000068 Denomination of utility model: A kind of high temp glass melt resistivity measurement device Granted publication date: 20130626 License type: Common License Record date: 20131211 Assignee: WUHU DONGXU OPTOELECTRONIC EQUIPMENT TECHNOLOGY Co.,Ltd. Assignor: TUNGHSU GROUP Co.,Ltd. Contract record no.: 2013110000065 Denomination of utility model: A kind of high temp glass melt resistivity measurement device Granted publication date: 20130626 License type: Common License Record date: 20131211 Assignee: WUHU TUNGHSU PHOTOELECTRIC SCIENCE AND TECHNOLOGY Co.,Ltd. Assignor: TUNGHSU GROUP Co.,Ltd. Contract record no.: 2013110000066 Denomination of utility model: A kind of high temp glass melt resistivity measurement device Granted publication date: 20130626 License type: Common License Record date: 20131211 Assignee: SHIJIAZHUANG DONGXU PHOTOELECTRICITY EQUIPMENT TECHNOLOGY CO.,LTD. Assignor: TUNGHSU GROUP Co.,Ltd. Contract record no.: 2013110000067 Denomination of utility model: A kind of high temp glass melt resistivity measurement device Granted publication date: 20130626 License type: Common License Record date: 20131211 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: SHIJIAZHUANG DONGXU PHOTOELECTRICITY EQUIPMENT TECHNOLOGY CO.,LTD.|DONGXU OPTOELECTRONIC TECHNOLOGY Co.,Ltd.|WUHU TUNGHSU PHOTOELECTRIC SCIENCE AND TECHNOLOGY Co.,Ltd.|WUHU DONGXU OPTOELECTRONIC EQUIPMENT TECHNOLOGY Co.,Ltd.|ZHENGZHOU XUFEI OPTOELECTRONIC TECHNOLOGY Co.,Ltd.|SHIJIAZHUANG XUXIN PHOTOELECTRIC TECHNOLOGY Co.,Ltd.|FUZHOU DONGXU OPTOELECTRONICS TECHNOLOGY CO.,LTD. Assignor: TUNGHSU GROUP Co.,Ltd. Contract record no.: 2016990000060 Denomination of utility model: A kind of high temp glass melt resistivity measurement device Granted publication date: 20130626 License type: Common License Record date: 20160303 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
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Effective date of registration: 20191212 Granted publication date: 20130626 |
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Date of cancellation: 20200804 Granted publication date: 20130626 |
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Effective date of registration: 20200925 Address after: 050035 No. 9, the Yellow River Avenue, hi tech Zone, Hebei, Shijiazhuang Patentee after: DONGXU OPTOELECTRONIC TECHNOLOGY Co.,Ltd. Address before: 050000 Zhujiang Road 369, hi tech Zone, Hebei, Shijiazhuang Patentee before: TUNGHSU GROUP Co.,Ltd. |
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Granted publication date: 20130626 |
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