CN101265021B - Continuous burning furnace - Google Patents
Continuous burning furnace Download PDFInfo
- Publication number
- CN101265021B CN101265021B CN2007101876022A CN200710187602A CN101265021B CN 101265021 B CN101265021 B CN 101265021B CN 2007101876022 A CN2007101876022 A CN 2007101876022A CN 200710187602 A CN200710187602 A CN 200710187602A CN 101265021 B CN101265021 B CN 101265021B
- Authority
- CN
- China
- Prior art keywords
- mentioned
- cooling
- introduction channel
- exhaust
- duct
- 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.)
- Expired - Fee Related
Links
- 238000001816 cooling Methods 0.000 claims abstract description 74
- 238000000034 method Methods 0.000 claims description 44
- 239000000112 cooling gas Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000011144 upstream manufacturing Methods 0.000 claims description 9
- 230000008676 import Effects 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 239000011521 glass Substances 0.000 abstract description 8
- 239000000758 substrate Substances 0.000 abstract description 8
- 238000010304 firing Methods 0.000 abstract 3
- 238000000137 annealing Methods 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000007669 thermal treatment Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000002977 hyperthermial effect Effects 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/04—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity adapted for treating the charge in vacuum or special atmosphere
- F27B9/045—Furnaces with controlled atmosphere
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/001—Extraction of waste gases, collection of fumes and hoods used therefor
- F27D17/002—Details of the installations, e.g. fume conduits or seals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
- F27B9/12—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity with special arrangements for preheating or cooling the charge
- F27B2009/124—Cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Tunnel Furnaces (AREA)
- Furnace Details (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Gas-Filled Discharge Tubes (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
Abstract
The present invention provides a continuous firing furnace. The continuous firing furnace is able to effectively cool the whole outer surface of the processing objects such as glass substrate etc., does not generate partial warpage or deformation on the processing object and reduces the cooling processing time. The cooling chamber (15) of the continuous firing furnace (10) is installed with guiding passage (1) and exhaust passage (2). The guiding passage and exhaust passage open at the almost whole area in the furnace-width direction (Y) on the inner furnace wall (15A) at the upper side of the cooling chamber. The guiding passage ejects the air by the mode of facing to the upper reach side of the moving direction (X). The exhaust passage exhausts the air of the cooling chamber at the upper reach along the moving direction (X) of the guiding passage. On the upper part of the processing object moved on the roller (16), the flow path with cooled external gas is uniformly formed in the almost whole area on the furnace-width direction (Y). The whole upper surface of the processing object is uniformly contacted with the air.
Description
Technical field
The present invention relates to a kind of article on plasma display panel (PDP, plasma display panel) and carry out the continuous burning furnace that soaking (soaking) is handled, annealing (annealing) is handled and cooling (cooling) is handled continuously with process object such as glass substrates.
Background technology
Continuous burning furnace has heating chamber and annealing chamber in stove, have cooling room outside stove.From heating chamber, through the interval of annealing chamber, dispose the carrying mechanism of continuous transportation processing object to cooling room.Continuous burning furnace of the prior art, for example with the roller hearth (roller hearth) that equally spaced disposes a plurality of rollers as carrying mechanism.
The outside is revealed at the both ends of a plurality of rollers all communicating pores from the sidewall of stove and cooling room, and its side end that reveals the outside is supplied to motivating force and rotates.As the glass substrate of process object, the rotation by a plurality of rollers is handled upside down with the state of mounting on lamellar carriage.
As an example, during glass substrate is handled upside down in heating chamber, be warming up to 500~600 ℃ and be held specific time after (all thermal treatment), during in annealing chamber, being handled upside down, be cooled to (anneal) about 350~450 ℃, during in cooling room, being handled upside down, be cooled to the temperature (cooling process) (for example, opening 2003-148869) that to take out rapidly with reference to the open communique spy of Japanese patent of invention.In addition, cooling room has water-cooling chip water cooler, blower fan filtering unit (below, be called FFU (fan filter unit)).Water-cooling chip water cooler cooling process object.FFU guarantee process object pass through the zone cleanliness factor.
Yet water-cooling chip water cooler that the cooling room of continuous burning furnace of the prior art has and FFU can not assist mutually to play a role by separately purposes and divide and be arranged.In addition, cooling room of the prior art does not have air-releasing mechanism, but make the cooling air that imports in the cooling room with cooling room in air, glass substrate carry out heat exchange after, a plurality of communicating poress used for roller that form from the sidewall at cooling room are discharged to the outside respectively.With path partially ground extraneous gas is imported in the cooling room through a plurality of importings from FFU, at this moment, exist to import with only a part of situation that is caused the part to produce warpage or distortion by quick cooling near the glass substrate passage.
Summary of the invention
The object of the present invention is to provide a kind of continuous burning furnace, it is provided with the exhaust-duct in cooling room, can import to the stream of the cooling air in the cooling room by control, the whole surface of process object such as cooled glass substrate efficiently, partial warpage or distortion can be on process object, do not produced, cooling process can be realized at short notice.
Continuous burning furnace of the present invention adopts following structure,, in the cooling room that the process object after will heating is moved into along regulation carrying direction, has introduction channel and exhaust-duct on its same inner-wall surface that is.Introduction channel sprays cooling gas equably in the whole zone with the vertical direction of carrying direction.Gas is being discharged equably with the whole zone of the vertical direction of carrying direction in the exhaust-duct.Introduction channel and exhaust-duct are along the carrying line configuring.
In this structure, in cooling room, with the whole zone of carrying direction vertical stove cross direction, be formed uniformly along the stream of the cooling gas of the carrying circuit of process object.Cooling gas contacts equably with the whole surface of the interior process object of being carried of cooling room, and the whole surface of process object is cooled off equably.
In this structure, the exhaust-duct can be configured in the upstream side along the carrying direction of introduction channel.Like this, process object is contacted efficiently with cooling gas, can improve cooling efficiency.
In addition, introduction channel can be towards the direction ejection cooling gas of exhaust-duct.Like this, can form efficiently from the stream of introduction channel to the cooling gas of exhaust-duct.
In addition, on the inner-wall surface of the configurable upside in cooling room in introduction channel and exhaust-duct.Like this, in the continuous burning furnace of roller hearth formula,, make cooling gas and its upper surface contact efficiently to its cooling for the transportation processing object of mounting on carriage.
Adopt the present invention, in cooling room,, can be formed uniformly along the stream of the cooling gas of the carrying circuit of process object in the whole zone of stove cross direction.Cooling gas is contacted equably, equably the whole surface of cooling process object with the whole surface of the process object of carrying in cooling room.Thus, can not make process object produce partial warpage or distortion, but realize cooling process in the short period of time.
Description of drawings
Fig. 1 is the sectional view of an example of the continuous burning furnace of expression embodiment of the present invention.
Fig. 2 is the sectional view of the cooling room of above-mentioned continuous burning furnace.
Among Fig. 3, (A) being the sectional view of A-A position among Fig. 2, (B) is the sectional view of B-B position among Fig. 2.
Embodiment
Below, explain the specific embodiment of the present invention with reference to accompanying drawing.Fig. 1 is the sectional view of an example of the continuous burning furnace of expression embodiment of the present invention.Continuous burning furnace 10 has the 1st heating chamber the 12, the 2nd heating chamber 13 and annealing chamber 14 along carrying direction X in stove 11, and has cooling room 15 in the outside along the stove 11 in the downstream side of carrying direction X that is positioned at annealing chamber 14.In the 1st heating chamber the 12, the 2nd heating chamber 13, annealing chamber 14, the cooling room 15, X equally spaced disposes a plurality of rotating rollers 16 along the carrying direction.
The 1st heating chamber 12 carries out the 1st hyperthermic treatment and the 1st equal thermal treatment, for example process object is heated to 350 ℃~400 ℃, keeps this state 20 minutes.The 2nd heating chamber 13 carries out the 2nd hyperthermic treatment and the 2nd equal thermal treatment, for example process object is heated to 600 ℃, keeps this state 30 minutes.Annealing chamber 14 carries out anneal, for example with 40 minutes process object is cooled to 400 ℃.Cooling room 15 carries out cooling process, for example with about 50 minutes process object is cooled to normal temperature.
The both ends of a plurality of rollers 16 of passing stove 11 and cooling room 15 sidewalls are by from outside rotating bearing.A plurality of rollers 16 at one end are supplied to motivating force and rotate, along the process object such as glass substrate 100 of carrying direction X carrying by the upper surface carrying of carriage 200.
Fig. 2 is the sectional view of the cooling room of above-mentioned continuous burning furnace.Among Fig. 3, (A) being the sectional view at A-A place among Fig. 2, (B) is the sectional view at B-B place among Fig. 2.Cooling room 15 has introduction channel 1 and exhaust-duct 2.Introduction channel 1 and exhaust-duct 2 are for example in the inner-wall surface 15A upper shed of the upside of cooling room 15.
Upper wall at cooling room 15 disposes not shown water jacket, gives prominence to that at the inner-wall surface 15A of upside a plurality of water-cooling sheet 15B being set.As an example of water jacket, adopt the copper pipe of circulation water coolant under the state of coiled coiled type, to be embedded in the muffle of stainless steel (SUS) by heat conduction cement (cement).Water-cooling sheet 15B disposes in the mode that length direction is parallel to carrying direction X, and air in the promotion cooling room 15 and the water coolant in the water jacket carry out heat exchange.
In the example shown in Figure 2, have many to introduction channel 1 and exhaust-duct 2.Each to introduction channel 1 and exhaust-duct 2 in, for example exhaust-duct 2 is disposed at the upstream example along carrying direction X of introduction channel 1.
Introduction channel 1 has strainer 17 and wind direction board 18.The air that introduction channel 1 is supplied with from not shown high pressure uncontaminated air, clean dry air (CDA, clean dry air) or gas blower.Strainer 17 is removed the airborne dust that leads to the below.Wind direction board 18 makes from the emission direction of the air of introduction channel 1 upstream side towards carrying direction X.
Be supplied to the air of introduction channel 1, after process filter 17 was removed dust, the upstream example to carrying direction X in cooling room 15 sprayed.Introduction channel 1 in cooling room 15 with the roughly whole regional upper shed of carrying direction X vertical stove cross direction Y, and spray air equably in the roughly whole zone of stove cross direction Y.
Exhaust-duct 2 has fan 21.Fan 21 2 is expelled to the outside with the air in the cooling room 15 through the exhaust-duct.The roughly whole regional upper shed of exhaust-duct 2 stove cross direction Y in cooling room 15 is discharged the air in the cooling room 15 equably along the roughly whole zone of stove cross direction Y.
From the air that introduction channel 1 is sprayed, mobile to the upstream side of carrying direction X along the upper surface of process object 100.Exhaust-duct 2 mainly is expelled to the outside with the air of the top of process object 100.
Thus,, flow to the upstream side of carrying direction X along the upper surface of process object 100 from the air of introduction channel 1 ejection, its major part with process object 100 heat exchanges after, be deflated passage 2 and be expelled to the outside.Above process object 100, the side upstream from the downstream side of carrying direction X is formed uniformly the stream of cooling gas in the roughly whole zone of stove cross direction Y.
The outstanding water-cooling sheet 15B that is provided with on the inner-wall surface 15A of introduction channel 1 and exhaust-duct 2 openings, the stream of the air that imports from introduction channel 1 is parallel with the length direction of water-cooling sheet 15B.The air that imports, flow through process object 100 above the time by water-cooling sheet 15B cooling, continue to carry out heat exchange in the time before discharging with process object 100 by exhaust-duct 2.Introduction channel 1 and exhaust-duct 2 and water-cooling sheet 15B acting in conjunction, the cooling process object 100 efficiently.
In cooling room 15, the entire upper surface of process object 100 gas that is cooled cools off equably.Thus, can not make process object 100 produce warpage or distortion, can short period of time internal cooling process object 100.
Because therefore cooling gas, can carry out heat exchange on the whole effectively to flowing in the opposite direction with the carrying side of process object 100 between cooling gas and process object 100, can cool off efficiently process object 100 by cooling gas.
The continuous burning furnace of the no bracket type of directly carrying with roller 16 even if process object 100 is not carried on the carriage 200 is suitable for the present invention too.
In addition, the interval on carrying direction X that introduction channel 1 and exhaust-duct are 2 can suitably be set according to the length of process object 100, the length of cooling room 15 etc.May not be provided with many to introduction channel 1 and exhaust-duct 2.
Dispose the surface of introduction channel 1 and exhaust-duct 2 in the cooling room 15, be not limited to the inner-wall surface 15A of upside,, also they can be disposed on other surface as long as satisfy on same surface introduction channel 1 and exhaust-duct 2.Yet if consider with the acting in conjunction of water-cooling sheet 15B with for the cooling efficiency of the process object 100 of carrying on roller 16, it is the most effective introduction channel 1 and exhaust-duct 2 being configured on the inner-wall surface 15A of upside.
In addition, should think that all aspects are illustration in the explanation of above-mentioned embodiment, be not the content for limiting.Protection scope of the present invention is not to be represented by above-mentioned embodiment, but is foundation with claims.In addition, protection scope of the present invention should be included the meaning that is equal to claims and all changes in the scope.
Claims (5)
1. continuous burning furnace, it has process object after the heating by the cooling room of sending into along regulation carrying direction, it is characterized in that,
Above-mentioned cooling room has with above-mentioned carrying direction place, same inner-wall surface upper edge circuit that above-mentioned process object is faced mutually: the introduction channel that sprays cooling gas in the whole zone with the vertical direction of above-mentioned carrying direction equably, and with the gas in the above-mentioned cooling room in the exhaust-duct of discharging equably with the whole zone of the vertical direction of above-mentioned carrying direction
Above-mentioned introduction channel and exhaust-duct above-mentioned inner-wall surface with the vertical stove cross direction of above-mentioned carrying direction on whole regional opening,
Above-mentioned exhaust-duct is disposed at the upstream side along above-mentioned carrying direction of above-mentioned introduction channel.
2. continuous burning furnace as claimed in claim 1 is characterized in that above-mentioned introduction channel has wind direction board, and this wind direction board makes from the emission direction of the air of the above-mentioned introduction channel upstream side towards above-mentioned carrying direction.
3. continuous burning furnace as claimed in claim 1 or 2 is characterized in that, outstanding being provided with water-cooling sheet on above-mentioned inner-wall surface, and this water-cooling sheet disposes in the mode that its length direction is parallel to the stream of the air that imports from introduction channel.
4. continuous burning furnace as claimed in claim 1 or 2 is characterized in that,
Above-mentioned introduction channel and above-mentioned exhaust-duct are positioned at the inner-wall surface of the upside of above-mentioned cooling room.
5. continuous burning furnace as claimed in claim 3 is characterized in that,
Above-mentioned introduction channel and above-mentioned exhaust-duct are positioned at the inner-wall surface of the upside of above-mentioned cooling room.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007067019A JP5401015B2 (en) | 2007-03-15 | 2007-03-15 | Continuous firing furnace |
JP067019/2007 | 2007-03-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101265021A CN101265021A (en) | 2008-09-17 |
CN101265021B true CN101265021B (en) | 2011-11-23 |
Family
ID=39843023
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101876022A Expired - Fee Related CN101265021B (en) | 2007-03-15 | 2007-11-19 | Continuous burning furnace |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5401015B2 (en) |
KR (1) | KR101358285B1 (en) |
CN (1) | CN101265021B (en) |
TW (1) | TW200837319A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5544732B2 (en) * | 2009-03-17 | 2014-07-09 | Tdk株式会社 | Continuous firing furnace and manufacturing system |
WO2010137286A1 (en) * | 2009-05-28 | 2010-12-02 | パナソニック株式会社 | Calcination device |
JP5434578B2 (en) * | 2009-12-25 | 2014-03-05 | 旭硝子株式会社 | Cooling rare of float glass manufacturing equipment |
JP5525972B2 (en) * | 2010-09-06 | 2014-06-18 | 大日本スクリーン製造株式会社 | Substrate cooling device |
TWI793235B (en) * | 2018-01-11 | 2023-02-21 | 日商日本碍子股份有限公司 | Heat treatment furnace and manufacturing method thereof |
TWI806948B (en) * | 2018-01-11 | 2023-07-01 | 日商日本碍子股份有限公司 | Heat treatment furnace and manufacturing method thereof |
JP7106393B2 (en) * | 2018-08-22 | 2022-07-26 | 日本碍子株式会社 | Continuous heating furnace and its operation method |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3595636A (en) * | 1968-05-03 | 1971-07-27 | Ppg Industries Inc | Apparatus for shaping and cooling glass sheets |
EP0476693A2 (en) * | 1990-09-21 | 1992-03-25 | Tamglass Engineering Oy | Method and apparatus for bending a glass sheet |
CN1222896A (en) * | 1997-04-04 | 1999-07-14 | 旭硝子株式会社 | Glass plate bending method and apparatus |
DE102004040307A1 (en) * | 2004-08-19 | 2006-02-23 | Walter Frank | Foam glass cooling section |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0443286A (en) * | 1990-06-06 | 1992-02-13 | Murata Mfg Co Ltd | Continuous baking furnace |
JP2923725B2 (en) * | 1993-07-20 | 1999-07-26 | 千住金属工業株式会社 | Reflow furnace and hot air blowout type heater used for it |
JP2974629B2 (en) * | 1996-11-21 | 1999-11-10 | 中外炉工業株式会社 | Operating method of atmosphere circulation type continuous heat treatment furnace |
JP3625599B2 (en) * | 1997-02-06 | 2005-03-02 | 株式会社ノリタケカンパニーリミテド | Substrate firing device |
JP3469746B2 (en) * | 1997-07-25 | 2003-11-25 | 株式会社ノリタケカンパニーリミテド | Method for producing alumina-based porous carrier |
JP2001064645A (en) | 1999-09-01 | 2001-03-13 | Fuji Photo Film Co Ltd | Apparatus and method for producing rare earth- activated barium fluorohalide-based fluorescent substance |
JP2001330371A (en) | 2000-05-23 | 2001-11-30 | Ngk Insulators Ltd | Continuous kiln |
JP4210833B2 (en) * | 2002-10-07 | 2009-01-21 | 光洋サーモシステム株式会社 | Continuous firing furnace |
JP2006245110A (en) * | 2005-03-01 | 2006-09-14 | Tokyo Electron Ltd | Heat-treating apparatus |
-
2007
- 2007-03-15 JP JP2007067019A patent/JP5401015B2/en not_active Expired - Fee Related
- 2007-08-02 TW TW096128399A patent/TW200837319A/en unknown
- 2007-08-02 KR KR1020070077916A patent/KR101358285B1/en active IP Right Grant
- 2007-11-19 CN CN2007101876022A patent/CN101265021B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3595636A (en) * | 1968-05-03 | 1971-07-27 | Ppg Industries Inc | Apparatus for shaping and cooling glass sheets |
EP0476693A2 (en) * | 1990-09-21 | 1992-03-25 | Tamglass Engineering Oy | Method and apparatus for bending a glass sheet |
CN1222896A (en) * | 1997-04-04 | 1999-07-14 | 旭硝子株式会社 | Glass plate bending method and apparatus |
DE102004040307A1 (en) * | 2004-08-19 | 2006-02-23 | Walter Frank | Foam glass cooling section |
Also Published As
Publication number | Publication date |
---|---|
KR20080084531A (en) | 2008-09-19 |
JP5401015B2 (en) | 2014-01-29 |
TW200837319A (en) | 2008-09-16 |
CN101265021A (en) | 2008-09-17 |
JP2008224192A (en) | 2008-09-25 |
KR101358285B1 (en) | 2014-02-04 |
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