JP5739425B2 - 融解されたアルミナ−ジルコニアグリット - Google Patents
融解されたアルミナ−ジルコニアグリット Download PDFInfo
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- JP5739425B2 JP5739425B2 JP2012523418A JP2012523418A JP5739425B2 JP 5739425 B2 JP5739425 B2 JP 5739425B2 JP 2012523418 A JP2012523418 A JP 2012523418A JP 2012523418 A JP2012523418 A JP 2012523418A JP 5739425 B2 JP5739425 B2 JP 5739425B2
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- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 title claims description 80
- 238000000227 grinding Methods 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 24
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 claims description 14
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 11
- 238000005498 polishing Methods 0.000 claims description 10
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000012768 molten material Substances 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 4
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 11
- 238000003754 machining Methods 0.000 description 9
- 229910000831 Steel Inorganic materials 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000002994 raw material Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 5
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 229910000449 hafnium oxide Inorganic materials 0.000 description 3
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 238000003980 solgel method Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000010891 electric arc Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- -1 oxynitrides Chemical class 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 239000002006 petroleum coke Substances 0.000 description 2
- 239000011343 solid material Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- WKBPZYKAUNRMKP-UHFFFAOYSA-N 1-[2-(2,4-dichlorophenyl)pentyl]1,2,4-triazole Chemical compound C=1C=C(Cl)C=C(Cl)C=1C(CCC)CN1C=NC=N1 WKBPZYKAUNRMKP-UHFFFAOYSA-N 0.000 description 1
- 239000010963 304 stainless steel Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 208000013201 Stress fracture Diseases 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 229910021386 carbon form Inorganic materials 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(IV) oxide Inorganic materials O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1
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Description
重量百分率で以下の化学組成:
ZrO2+HfO2:38.0〜46.0%
Al2O3:全体を100%にする量
SiO2:0.60%以下
Y2O3:0.45〜0.70%
TiO2:1.00〜2.00%
を有し、かつ、下記の条件を満たす
ZrO2、HfO2、Al2O3、SiO2、Y2O3およびTiO2以外の他の酸化物:<1.00%、Y2O3/SiO2の比は0.80〜2.00であり、かつ
ジルコニア中の正方晶系の相はジルコニアの質量の60〜90%であり、ジルコニアの残りは単斜晶系の形である、融解グリットであって
溶融された物質を冷却して固化させることにより得られる固体の融解グリットにより達成される。
− 好ましくは、Y2O3/SiO2の質量比は、1.00超、好ましくは1.10超、及び/又は1.80未満、好ましくは1.50未満、好ましくは1.40未満、より好ましくは1.30未満であり、
− 好ましくは、正方晶系のジルコニアは、ジルコニアの質量の70%超、及び/又は85%未満であり、
− 好ましくは、ZrO2の含有は、40%超であり、
− 好ましくは、シリカの含有量は、0.3%超、好ましくは0.35%であり、
− 酸化チタンTiO2の質量含有量は1.30%超であり及び/又は1.70%未満であり、
− 好ましくは、酸化物の形で表わされたその他の元素は、0.50%未満であり、特に
MgO:<0.30%,好ましくは<0.10%,好ましくは<0.05%であり、及び/又は
CaO:<0.30%,好ましくは<0.20%,好ましくは<0.10%,及び/又は
Na2O:<0.10%,好ましくは<0.05%であり、そして
− 酸化物の形で表わされたその他の元素は不純物である。
− 0.4%未満のソーダ含有量を有する、Alcanにより名前AR75で販売されているアルミナ粉末。
− 85%超のジルコニア+ハフニウムの平均含有量を有し、平均で5%のシリカ、10%未満のアルミナ含有量、及び0.7%未満の他の元素の含有量を含むジルコニア粉末。
− 99.99%超のY2O3含有量を有し、3〜6ミクロンの間のメジアン直径を有する、Altichemにより名前「酸化イットリウム99.99 LY」で販売されている酸化イットリウムの粉末。
− 95%超のTiO2含有量を有し、約125ミクロンのメジアン直径を有する、Europe Mineralsにより販売されている「ルチル砂」チタン粉末、及び
− 1〜4mmのサイズを有する、Solutia Incorporatedにより販売されている石油コーク。
a')炉の状態に依存して、少なくとも0.5%(3%まで)の石油コークの添加と共に、原料が混合される。
b')0.8mの直径の炉のタンク、105〜150Vの電圧、1500〜2500Aの電流、及び2.1〜2.8kWh/kgの供給される特定電気エネルギーの充電で、黒鉛電極を有するHeroultタイプの単相の電気アーク炉において、原料が溶融される。
c')次に、溶融された物質は、薄い金属の板の間にそれを注ぐためのデバイス、例えば米国特許第3993119号に示されているデバイスにより突然、冷却されて、固体の物質を構成する、完全に固体のスラブを得る。
d')段階c')において冷却された該固体の物質は粉砕されて、グリットの混合物を得る、及び
e')該グリットは500〜600μmになるようにスクリーニングにより選択される。
100×(参照例の製品でのPmax−関連する実施例の製品でのPmax)/(参照例の製品のPmax)、ここで参照例は比較例1*又は比較例2*である。試験の間に砥石車に引かれる最大の力Pmaxの百分率の減少の高い正の値が所望される。
100×(関連する実施例の製品のtmax−参照例の製品のtmax)/(参照例の製品のtmax)、ここで参照例は比較例1*又は比較例2*である。砥石車のtmaxの改良の百分率の高い正の値が所望される。
試験されるグリットがペレットを構成するように樹脂で被覆される。600超のグリットを含むペレットの磨かれた部分について、銅の対陰極を有するブルッカーD5000回折計を使用して、X−線回折パターンが獲得される。該獲得は、25°〜37°の範囲の2θ角に亘って0.02°の段階でそして1段階ごとに4秒の時間で実行される。0.6mmの受光スリット(receiving slit)が使用され、試料は、好ましい方向の影響を制限するように、それ自身で回転される。獲得時間(acquisition time)は、よりよい統計学上の計数のために5の因子ずつ増加される。
及び(111)のピーク面積の比から測定される。
ρモノは、単斜晶系ジルコニアの密度であり5.8g/cm3に等しく、
ρ安定化は、安定化されたジルコニアの密度であり、6.1g/cm3に等しい。
− 最大の引かれる力Pmaxが参照例の製品と比較して少なくとも5%減少され、
− 砥石車の寿命tmaxが参照例の製品と比較して少なくとも6%改良されるとき、
発明者らは、比S、機械加工試験の間に砥石車により引かれる最大の力Pmax及び砥石車の寿命tmaxの間に良好な妥協があると考える。
Claims (12)
- 重量百分率で以下の化学組成:
ZrO2+HfO2:38.0〜46.0%
Al2O3:全体を100%にする量
SiO2:0.60%以下
Y2O3:0.45〜0.70%
TiO2:1.00〜2.00%
を有し、かつ、下記の条件を満たす
ZrO2、HfO2、Al2O3、SiO2、Y2O3およびTiO2以外の他の酸化物:<1.00%、Y2O3/SiO2の比は0.80〜2.00であり、かつ
ジルコニア中の正方晶系の相はジルコニアの質量の60〜90%であり、ジルコニアの残りは単斜晶系の形である、融解グリットであって
溶融された物質を冷却して固化させることにより得られる固体の融解グリット。 - Y2O3/SiO2の質量比が、1.00超かつ1.80未満である、請求項1に記載のグリット。
- ZrO2含有量が40.0%超である、請求項1又は2に記載のグリット。
- SiO 2 含有量が0.35%超である、請求項1〜3のいずれか1項に記載のグリット。
- Y2O3/SiO2の比が、1.10超かつ1.30未満である、請求項1〜4のいずれか1項に記載のグリット。
- 酸化チタンTiO2の質量含有量が、1.30%超かつ1.70%未満である、請求項1〜5のいずれか1項に記載のグリット。
- 正方晶系ジルコニアが、ジルコニアの質量の70%超であるが、85%未満である、請求項1〜6のいずれか1項に記載のグリット。
- 上記他の酸化物が、0.50%未満である、請求項1〜7のいずれか1項に記載のグリット。
- MgO:<0.30%、及び/又は
CaO:<0.30%、及び/又は
Na2O:<0.10%
である、請求項1〜8のいずれか1項に記載のグリット。 - MgO:<0.10%、及び/又は
CaO:<0.20%、及び/又は
Na2O:<0.05%
である、請求項1〜9のいずれか1項に記載のグリット。 - 請求項1〜10のいずれか1項に記載のグリットの混合物を含む研磨用ツールにおいて、該グリットが、バインダーにより結合されている又は可撓性である支持体の上に層として付着されかつバインダーにより保持されている、上記研磨用ツール。
- 砥石車又は研磨用ベルトの形である、請求項11に記載の研磨用ツール。
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FR0955513A FR2948934B1 (fr) | 2009-08-05 | 2009-08-05 | Grains d'alumine-zircone fondus. |
FR0955513 | 2009-08-05 | ||
PCT/IB2010/053528 WO2011015995A2 (fr) | 2009-08-05 | 2010-08-04 | Grains d'alumine-zircone fondus |
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RU2523473C1 (ru) * | 2010-05-10 | 2014-07-20 | Сентер Фор Эбрейсивз Энд Рифрэкториз Рисерч Энд Девелопмент С.А.Р.Р.Д. Гмбх | Абразивное зерно на основе циркониевого корунда |
SG188775A1 (en) * | 2011-09-30 | 2013-04-30 | Hoya Corp | Manufacturing method of glass substrate for magnetic disk, magnetic disk, and magnetic data recording/reproducing device |
DE102013106372B4 (de) | 2013-06-19 | 2018-08-23 | Center For Abrasives And Refractories Research & Development C.A.R.R.D. Gmbh | Schleifkörner auf Basis von eutektischem Zirkonkorund |
CN105980332A (zh) * | 2013-11-01 | 2016-09-28 | 巴加里工业产品有限公司 | 用于制造用于制作立式辊磨机的磨辊或磨盘衬板的耐磨组成部分的耐磨组合物及其制备方法 |
FR3047733B1 (fr) * | 2016-02-12 | 2018-03-02 | Saint-Gobain Centre De Recherches Et D'etudes Europeen | Grains d'alumine-zircone fondus |
CN108251056A (zh) * | 2016-12-29 | 2018-07-06 | 圣戈本陶瓷及塑料股份有限公司 | 研磨颗粒、固定研磨制品以及形成该固定研磨制品的方法 |
DE102017207322A1 (de) * | 2017-05-02 | 2018-11-08 | Robert Bosch Gmbh | Geformtes keramisches Schleifkorn sowie Verfahren zur Herstellung eines geformten keramischen Schleifkorns |
DE102020116845B4 (de) | 2020-06-25 | 2024-02-22 | Imertech Sas | Zirkonkorund-Schleifkörner mit hohem SiO2-Anteil und Verfahren zu deren Herstellung |
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US3181939A (en) * | 1961-01-27 | 1965-05-04 | Norton Co | Fused alumina-zirconia abrasives |
US3993119A (en) | 1974-11-08 | 1976-11-23 | Norton Company | Progressively or continuously cycled mold for forming and discharging a fine crystalline material |
JPS5832066A (ja) * | 1981-08-13 | 1983-02-24 | 日本特殊陶業株式会社 | 高靭性ジルコニア焼結体 |
JPS59227726A (ja) * | 1983-06-07 | 1984-12-21 | Nippon Kenmazai Kogyo Kk | アルミナ−ジルコニア−チタニア系研削材 |
US4457767A (en) * | 1983-09-29 | 1984-07-03 | Norton Company | Alumina-zirconia abrasive |
CH677928A5 (ja) * | 1989-01-10 | 1991-07-15 | N Proizv Ob Abrazivam I Shlifo | |
JPH0747506B2 (ja) * | 1991-01-16 | 1995-05-24 | 日本研磨材工業株式会社 | スライディングノズル用耐火材料およびその製造方法 |
DE4306966C1 (de) | 1992-10-19 | 1994-01-20 | Starck H C Gmbh Co Kg | Schleifkorn auf der Basis von Zirkonkorund, Verfahren zu seiner Herstellung und dessen Verwendung |
RU2138463C1 (ru) * | 1993-03-05 | 1999-09-27 | Корунд Лауфенбург ГмбХ | Способ получения абразивного зерна на основе циркониевого корунда |
US7011689B2 (en) * | 1998-12-09 | 2006-03-14 | Societe Europeenne Des Produits Refractaires | Melted alumina-zirconia ceramic grains, abrasive tools and refractory parts produced from said grains |
JP3825320B2 (ja) * | 2000-03-23 | 2006-09-27 | サンーゴバン アブレイシブズ,インコーポレイティド | ビトリファイド結合剤で結合した研磨工具 |
JP2005075659A (ja) * | 2003-08-28 | 2005-03-24 | Kyocera Corp | セラミックス焼結体とその製法および生体用材料 |
FR2872157B1 (fr) * | 2004-06-24 | 2006-10-13 | Saint Gobain Ct Recherches | Melange de grains d'alumine-zircone fondus |
FR2873383B1 (fr) * | 2004-07-23 | 2006-10-06 | Pem Abrasifs Refractaires Soc | Grain abrasif a haute teneur en alumine destine en particulier aux applications d'abrasifs appliques et agglomeres, par exemple aux meules de decriquage des brames en acier allie |
FR2897612B1 (fr) * | 2006-02-17 | 2008-05-16 | Saint Gobain Ct Recherches | Grain fondu d'alumine-oxyde de titane-zircone |
RU2317964C1 (ru) * | 2006-04-17 | 2008-02-27 | Алла Георгиевна Морозова | Способ получения циркониевого электрокорунда с высоким содержанием тетрагональной модификации диоксида циркония |
RU2523473C1 (ru) * | 2010-05-10 | 2014-07-20 | Сентер Фор Эбрейсивз Энд Рифрэкториз Рисерч Энд Девелопмент С.А.Р.Р.Д. Гмбх | Абразивное зерно на основе циркониевого корунда |
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AU2010280429A1 (en) | 2012-02-23 |
CN102471161B (zh) | 2013-11-13 |
BR112012002586B1 (pt) | 2020-09-15 |
RU2012103259A (ru) | 2013-09-10 |
AU2010280429B2 (en) | 2015-07-02 |
CA2769867C (fr) | 2017-06-13 |
HRP20141225T1 (hr) | 2015-02-27 |
CN102471161A (zh) | 2012-05-23 |
CY1116033T1 (el) | 2017-01-25 |
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EP2462081B1 (fr) | 2014-10-08 |
PT2462081E (pt) | 2014-12-23 |
US9212097B2 (en) | 2015-12-15 |
SI2462081T1 (sl) | 2015-03-31 |
DK2462081T3 (en) | 2015-01-05 |
FR2948934A1 (fr) | 2011-02-11 |
ES2526221T3 (es) | 2015-01-08 |
BR112012002586A2 (pt) | 2016-03-22 |
CA2769867A1 (fr) | 2011-02-10 |
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KR20120055605A (ko) | 2012-05-31 |
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