WO2010137457A1 - 金属線材の製造方法 - Google Patents
金属線材の製造方法 Download PDFInfo
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- WO2010137457A1 WO2010137457A1 PCT/JP2010/058007 JP2010058007W WO2010137457A1 WO 2010137457 A1 WO2010137457 A1 WO 2010137457A1 JP 2010058007 W JP2010058007 W JP 2010058007W WO 2010137457 A1 WO2010137457 A1 WO 2010137457A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- metal wire
- die
- cone
- wire
- drawing machine
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
- B21C1/04—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums with two or more dies operating in series
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
- B21C1/04—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums with two or more dies operating in series
- B21C1/06—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums with two or more dies operating in series in which the material slips on the drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
- B21C1/14—Drums, e.g. capstans; Connection of grippers thereto; Grippers specially adapted for drawing machines or apparatus of the drum type; Couplings specially adapted for these drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
- B21C3/02—Dies; Selection of material therefor; Cleaning thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
- B21C3/02—Dies; Selection of material therefor; Cleaning thereof
- B21C3/12—Die holders; Rotating dies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C3/00—Profiling tools for metal drawing; Combinations of dies and mandrels
- B21C3/02—Dies; Selection of material therefor; Cleaning thereof
- B21C3/12—Die holders; Rotating dies
- B21C3/14—Die holders combined with devices for guiding the drawing material or combined with devices for cooling heating, or lubricating
Definitions
- the present invention relates to a method for producing a metal wire (hereinafter, also simply referred to as “manufacturing method”). Specifically, a method for producing a metal wire suitable for a steel cord used as a reinforcing material for various rubber articles such as tires, and the like, and The present invention relates to a slip type wire drawing machine used for this.
- the surface of the cone 21 is inclined by 0.5 to 2.0 ° with respect to its rotation axis.
- a pass line was formed in which the metal wire 1 was pulled out from the die 22 in the vicinity of the center in the direction parallel to the rotation axis of the cone while being formed to have a corner.
- an object of the present invention is to effectively prevent the occurrence of wire breakage due to die wear or a decrease in ductility of the metal wire while using a conventional wire drawing machine, and improve the productivity of the metal wire. It is in providing a manufacturing method and a slip type wire drawing machine used therefor.
- the present inventor has improved the shape of the cone used in the slip-type wire drawing machine and the drawing position of the metal wire from the die, thereby allowing the die and the metal wire to touch each other. It has been found that it is possible to effectively prevent the wear of the die and the ductility of the metal wire from being lowered, and the present invention has been completed.
- the method for producing a metal wire according to the present invention includes a step of drawing a metal wire using a slip-type wire drawing machine,
- a cone of the slip type wire drawing machine a cone having a flat surface with no inclination with respect to the rotation axis is used, and the die of the slip type wire drawing machine is used so that the metal wire is parallel to the rotation axis of the cone. It arrange
- an interval of 2 to 5 mm is provided between the die and the holder holding the die in a plane perpendicular to the traveling direction of the metal wire and in the radial direction of the cone. It is preferable to provide it.
- the slip-type wire drawing machine of the present invention comprises a pair of cones facing each other across a die, and in the slip-type wire drawing machine for drawing a metal wire between the cones,
- the cone has a flat surface with no inclination with respect to the rotation axis, and the die is disposed so as to pass through a position closest to the drive unit in a direction in which the metal wire is parallel to the rotation axis of the cone. It is characterized by that.
- a gap of 2 to 5 mm is provided between the die and a holder for holding the die in a plane perpendicular to the traveling direction of the metal wire and in the radial direction of the cone. Is preferably provided.
- the present invention it is possible to effectively prevent the occurrence of wire breakage due to die wear and metal wire ductility reduction. Therefore, according to the present invention, it is possible to draw at a higher speed, and the effect of facilitating the drawing of a high-strength metal wire can be obtained.
- (A), (b) is explanatory drawing which concerns on an example of the manufacturing method of the metal wire of this invention. It is explanatory drawing which shows the processing state of the metal wire in this invention.
- (A), (b) is explanatory drawing which concerns on the manufacturing method of the conventional metal wire. It is explanatory drawing which shows the processing state of the metal wire in the past.
- (A), (b) is explanatory drawing which concerns on the manufacturing method of the metal wire in a comparative example.
- (A), (b) is explanatory drawing which concerns on the other example of the manufacturing method of the metal wire of this invention.
- FIG. 1 (a) shows an explanatory diagram relating to an example of the method for producing a metal wire of the present invention
- FIG. 1 (b) shows a direction perpendicular to the traveling direction of the metal wire in the vicinity of the die portion in FIG. Enlarged sectional views are shown respectively.
- a metal wire is drawn using a slip-type wire drawing machine. 1, 3, 5, 6 (a)
- the upper side is the driving side where the driving unit of the wire drawing machine is located
- the lower side is an operator who performs die exchange, metal wire passing, etc. On the working side.
- dye 12 is used as the metal wire 1 Is important to pass through a position closest to the drive unit in a direction parallel to the rotation axis of the cone 11.
- the metal wire 1 is drawn straight out from the die 12, and the pass line of the metal wire 1 drawn out from the die 12 is stabilized.
- the contact between the metal wire 1 and the die 12 is eliminated, and stress is uniformly applied to the metal wire 1, so that the metal wire 1 can be uniformly processed, and the die 12 and the ductility of the metal wire 1 can be suppressed.
- a metal is formed between the die 12 and a holder 13 (not shown in FIG. 1A) for holding the die 12. It is preferable to provide an interval w of 2 to 5 mm in a plane perpendicular to the traveling direction of the wire 1 and in the radial direction of the cone. By providing an interval w of 2 to 5 mm between the die 12 and the holder 13, a space for automatic alignment can be secured, so that the drawing state of the metal wire 1 from the die 12 is made straighter and the drawing is performed. The pass line of the subsequent metal wire 1 can be further stabilized. If the distance w between the die 12 and the holder 13 is less than 2 mm or exceeds 5 mm, it is not preferable because the strength of the holder is reduced or the holder is enlarged.
- the slip-type wire drawing machine may be any wire as long as it performs wire drawing so as to satisfy the above-mentioned cone shape and die arrangement conditions. Obtainable.
- Other processes other than the wire drawing process, the types of dies used in the wire drawing process, and the area reduction rate of each die can be appropriately implemented and determined according to conventional methods, and are particularly limited. It is not something.
- the slip-type wire drawing machine of the present invention includes a pair of cones 11 facing each other with a die 12 interposed therebetween, and draws the metal wire 1 between these cones 11. And is preferably used in the production method of the present invention.
- the slip type wire drawing machine of the present invention may have a separate independent cone in addition to the multistage cone as shown.
- the cone 11 has a flat surface that is not inclined with respect to the rotation axis, and the die 12 is parallel to the rotation axis of the metal wire 1. It is important that it is arranged so as to pass through a position closest to the drive unit in the direction. As a result, the metal wire 1 can be drawn straight out of the die 12, the pass line can be stabilized, and the metal wire 1 can be processed uniformly. Moreover, while suppressing abrasion of the die
- any one satisfying the above-mentioned cone shape and die arrangement conditions can be used, and thereby the desired effect of the present invention can be obtained.
- Other details of the device configuration, such as cone configuration and die type, can be determined as appropriate according to conventional methods, and are not particularly limited.
- Example 1 Except for using the slip type wire drawing machine shown in FIGS. 6 (a) and 6 (b), wire drawing was performed in the same manner as in Conventional Example 1, and the amount of wear and the number of wire breaks were measured.
- a cone 41 having a flat surface with no inclination with respect to the rotation axis is used, and the die 42 is used as the metal wire 1 is the cone 41. It is arranged so as to pass through the position closest to the drive unit in the direction parallel to the rotation axis of the, and further, no space is provided between the die 42 and the holder 43 that holds the die 42.
- Example 2 Wire drawing was performed in the same manner as in Conventional Example 1 except that the slip type wire drawing machine shown in FIGS. 1A and 1B was used, and the amount of wear and the number of wire breaks were measured.
- the slip type wire drawing machine shown in FIGS. 1 (a) and 1 (b) a cone 11 having a flat surface with no inclination with respect to the rotation axis is used, a die 12 is used, and a metal wire 1 is used as a cone 11.
- a cone having a flat surface is used as a cone of a slip-type wire drawing machine, and the die is closest to the drive unit in the direction in which the metal wire is parallel to the rotation axis of the cone.
- the die wear can be greatly suppressed and the occurrence of disconnection can be greatly reduced as compared with the conventional examples and comparative examples that do not satisfy these conditions.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
Abstract
Description
前記スリップ式伸線機のコーンとして、回転軸に対し傾斜のない平坦な表面を有するものを用いるとともに、該スリップ式伸線機のダイスを、前記金属線材が前記コーンの回転軸と平行となる方向の最も駆動部に近い位置を通過するよう配置することを特徴とするものである。
前記コーンが回転軸に対し傾斜のない平坦な表面を有し、かつ、前記ダイスが、前記金属線材が前記コーンの回転軸と平行となる方向の最も駆動部に近い位置を通過するよう配置されていることを特徴とするものである。
図1(a)に、本発明の金属線材の製造方法の一例に係る説明図を、同図(b)に、(a)中のダイス部近傍における、金属線材の走行方向に直交する方向の拡大断面図を、それぞれ示す。図示するように、本発明の製造方法においては、スリップ式伸線機を用いて金属線材の伸線を行う。なお、図1,3,5,6の(a)中、上方が伸線機の駆動部が位置する駆動側であり、下方がダイス交換や金属線材の通線などを行う作業者が位置する作業側である。
(従来例1)
タイヤコード用の真鍮めっき高抗張力金属線材を、図3(a),(b)に示すスリップ式伸線機を用いて一定長さ6万mにて伸線して、ダイスの摩耗量および断線数を測定した。伸線は、線径1.5mmから0.2mmまで実施した。図3(a),(b)に示すスリップ式伸線機においては、コーン21として、回転軸に対し1.0°の傾斜を有するものを用いるとともに、ダイス22を、金属線材1がコーン21の回転軸と平行となる方向の中央部を通過するよう配置し、さらに、ダイス22とダイス22を保持するホルダ23との間に間隔を設けなかった。
スリップ式伸線機として、図5(a),(b)に示すものを用いた以外は従来例1と同様にして伸線を実施し、ダイスの摩耗量および断線数を測定した。図5(a),(b)に示すスリップ式伸線機においては、コーン31として、回転軸に対し傾斜のない平坦な表面を有するものを用いるとともに、ダイス32を、金属線材1がコーン31の回転軸と平行となる方向の中央部を通過するよう配置し、さらに、ダイス32とダイス32を保持するホルダ33との間に間隔を設けなかった。
スリップ式伸線機として、図6(a),(b)に示すものを用いた以外は従来例1と同様にして伸線を実施し、ダイスの摩耗量および断線数を測定した。図6(a),(b)に示すスリップ式伸線機においては、コーン41として、回転軸に対し傾斜のない平坦な表面を有するものを用いるとともに、ダイス42を、金属線材1がコーン41の回転軸と平行となる方向の最も駆動部に近い位置を通過するよう配置し、さらに、ダイス42とダイス42を保持するホルダ43との間に間隔を設けなかった。
スリップ式伸線機として、図1(a),(b)に示すものを用いた以外は従来例1と同様にして伸線を実施し、ダイスの摩耗量および断線数を測定した。図1(a),(b)に示すスリップ式伸線機においては、コーン11として、回転軸に対し傾斜のない平坦な表面を有するものを用いるとともに、ダイス12を、金属線材1がコーン11の回転軸と平行となる方向の最も駆動部に近い位置を通過するよう配置し、さらに、ダイス12とダイス12を保持するホルダ13との間で、金属線材の走行方向に直交する面内で、かつ、コーンの半径方向に3mmの間隔を設けた。
伸線を、線径1.8mmから0.3mmまで実施した以外はそれぞれ従来例1等と同様の条件にて伸線を実施し、ダイスの摩耗量および断線数を測定した。その測定結果を、下記表2中に、従来例2を基準とする指数にて示す。
11,21,31,41 コーン
12,22,32,42 ダイス
13,23,33,43 ホルダ
Claims (4)
- スリップ式伸線機を用いて金属線材を伸線する工程を含む金属線材の製造方法において、
前記スリップ式伸線機のコーンとして、回転軸に対し傾斜のない平坦な表面を有するものを用いるとともに、該スリップ式伸線機のダイスを、前記金属線材が前記コーンの回転軸と平行となる方向の最も駆動部に近い位置を通過するよう配置することを特徴とする金属線材の製造方法。 - 前記ダイスと、該ダイスを保持するホルダとの間で、前記金属線材の走行方向に直交する面内で、かつ、前記コーンの半径方向に2~5mmの間隔を設ける請求項1記載の金属線材の製造方法。
- ダイスを挟んで対向する一対のコーンを備え、該コーン間で金属線材を伸線するスリップ式伸線機において、
前記コーンが回転軸に対し傾斜のない平坦な表面を有し、かつ、前記ダイスが、前記金属線材が前記コーンの回転軸と平行となる方向の最も駆動部に近い位置を通過するよう配置されていることを特徴とするスリップ式伸線機。 - 前記ダイスと、該ダイスを保持するホルダとの間に、前記金属線材の走行方向に直交する面内で、かつ、前記コーンの半径方向に2~5mmの間隔が設けられている請求項3記載のスリップ式伸線機。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011515968A JP5694152B2 (ja) | 2009-05-28 | 2010-05-12 | 金属線材の製造方法 |
CN201080023378.3A CN102448633B (zh) | 2009-05-28 | 2010-05-12 | 金属线材的制造方法以及滑动式拉丝机 |
KR1020117031128A KR101693065B1 (ko) | 2009-05-28 | 2010-05-12 | 금속 선재의 제조 방법 |
EP10780412.2A EP2436455B1 (en) | 2009-05-28 | 2010-05-12 | Method for producing metal wire and drawing machine |
US13/322,219 US8904842B2 (en) | 2009-05-28 | 2010-05-12 | Method for producing metal wire |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009129109 | 2009-05-28 | ||
JP2009-129109 | 2009-05-28 |
Publications (1)
Publication Number | Publication Date |
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WO2010137457A1 true WO2010137457A1 (ja) | 2010-12-02 |
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ID=43222570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2010/058007 WO2010137457A1 (ja) | 2009-05-28 | 2010-05-12 | 金属線材の製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8904842B2 (ja) |
EP (1) | EP2436455B1 (ja) |
JP (1) | JP5694152B2 (ja) |
KR (1) | KR101693065B1 (ja) |
CN (1) | CN102448633B (ja) |
WO (1) | WO2010137457A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103785697A (zh) * | 2014-01-08 | 2014-05-14 | 江苏欣宏泰机电有限公司 | 多层紧凑型多头拉丝机 |
CN105945088B (zh) * | 2016-06-12 | 2017-09-05 | 瑞安市塘下作虎标准件拉丝加工厂 | 一种拉丝机 |
CN107737811A (zh) * | 2017-10-17 | 2018-02-27 | 天津市希格玛电气有限公司 | 一种铝合金导线拉制工艺 |
KR102507468B1 (ko) | 2022-08-22 | 2023-03-08 | 디와이스틸 주식회사 | 볼트 제작용 금속 선재의 제조 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5495540U (ja) * | 1977-12-16 | 1979-07-06 | ||
JPH11123442A (ja) * | 1997-10-24 | 1999-05-11 | Yazaki Corp | 伸線機 |
JPH11239814A (ja) | 1998-02-24 | 1999-09-07 | Bridgestone Metalpha Kk | 多段スリップ型湿式伸線方法 |
JP2004209514A (ja) * | 2002-12-27 | 2004-07-29 | Bridgestone Corp | 金属線材の伸線方法 |
Family Cites Families (11)
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US2928526A (en) * | 1954-06-07 | 1960-03-15 | Wallace E Kerr | Die assembly |
US3402587A (en) * | 1966-04-05 | 1968-09-24 | Western Electric Co | Wire drawing apparatus |
US3462993A (en) * | 1966-07-29 | 1969-08-26 | Syncro Mach Co | Machine for the drawing of superfine wire |
DE1915072A1 (de) * | 1969-03-25 | 1970-10-01 | Arndt Franz Martin | Gleitende Mehrfachdrahtziehmaschine |
DE1946221A1 (de) * | 1969-09-12 | 1971-04-15 | Henrich Kommanditgesellschaft | Drahtziehmaschine |
US3686908A (en) * | 1971-02-01 | 1972-08-29 | Wire Technology And Machinery | Wire drawing apparatus and method |
US4163053A (en) | 1977-12-27 | 1979-07-31 | Schering Corporation | Anti-hypertensive 5-[2-(substituted anilinoalkylamino)-1-hydroxyalkyl]salicylamides |
DE4215999A1 (de) * | 1992-05-13 | 1993-11-18 | Sket Drahtziehmaschinenwerk Gr | Ziehmaschine des gleitenden Ziehprinzips zum Naßziehen von Stahl- und Nichteisenmetalldraht |
JP5107520B2 (ja) * | 2005-12-28 | 2012-12-26 | 金井 宏彰 | 伸線方法 |
CN201070641Y (zh) * | 2007-06-25 | 2008-06-11 | 东莞市奇剑工业陶瓷科技有限公司 | 多头拉丝塔轮 |
CN201179530Y (zh) * | 2008-02-12 | 2009-01-14 | 李蔚峰 | 拉丝机组合塔轮 |
-
2010
- 2010-05-12 JP JP2011515968A patent/JP5694152B2/ja active Active
- 2010-05-12 EP EP10780412.2A patent/EP2436455B1/en not_active Not-in-force
- 2010-05-12 US US13/322,219 patent/US8904842B2/en not_active Expired - Fee Related
- 2010-05-12 CN CN201080023378.3A patent/CN102448633B/zh not_active Expired - Fee Related
- 2010-05-12 WO PCT/JP2010/058007 patent/WO2010137457A1/ja active Application Filing
- 2010-05-12 KR KR1020117031128A patent/KR101693065B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5495540U (ja) * | 1977-12-16 | 1979-07-06 | ||
JPH11123442A (ja) * | 1997-10-24 | 1999-05-11 | Yazaki Corp | 伸線機 |
JPH11239814A (ja) | 1998-02-24 | 1999-09-07 | Bridgestone Metalpha Kk | 多段スリップ型湿式伸線方法 |
JP2004209514A (ja) * | 2002-12-27 | 2004-07-29 | Bridgestone Corp | 金属線材の伸線方法 |
Non-Patent Citations (1)
Title |
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See also references of EP2436455A4 |
Also Published As
Publication number | Publication date |
---|---|
EP2436455A1 (en) | 2012-04-04 |
JP5694152B2 (ja) | 2015-04-01 |
CN102448633B (zh) | 2014-11-05 |
EP2436455B1 (en) | 2017-07-26 |
JPWO2010137457A1 (ja) | 2012-11-12 |
US8904842B2 (en) | 2014-12-09 |
US20120073346A1 (en) | 2012-03-29 |
KR101693065B1 (ko) | 2017-01-04 |
EP2436455A4 (en) | 2016-05-18 |
KR20120023137A (ko) | 2012-03-12 |
CN102448633A (zh) | 2012-05-09 |
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