JP2014534346A - 硫化金属精鉱の浸出方法 - Google Patents
硫化金属精鉱の浸出方法 Download PDFInfo
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- JP2014534346A JP2014534346A JP2014539374A JP2014539374A JP2014534346A JP 2014534346 A JP2014534346 A JP 2014534346A JP 2014539374 A JP2014539374 A JP 2014539374A JP 2014539374 A JP2014539374 A JP 2014539374A JP 2014534346 A JP2014534346 A JP 2014534346A
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- JP
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- Prior art keywords
- leaching
- acidic solution
- exhaust gas
- stage
- acid
- 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.)
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- 238000002386 leaching Methods 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 68
- 239000012141 concentrate Substances 0.000 title claims abstract description 19
- 229910052976 metal sulfide Inorganic materials 0.000 title claims abstract description 16
- 239000003929 acidic solution Substances 0.000 claims abstract description 73
- 239000002184 metal Substances 0.000 claims abstract description 8
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 238000009854 hydrometallurgy Methods 0.000 claims abstract description 3
- 239000002253 acid Substances 0.000 claims description 38
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 229910052725 zinc Inorganic materials 0.000 claims description 12
- 239000011701 zinc Substances 0.000 claims description 12
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 7
- 239000000243 solution Substances 0.000 claims description 6
- 238000005868 electrolysis reaction Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 59
- 238000011084 recovery Methods 0.000 description 11
- 239000002002 slurry Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 230000015572 biosynthetic process Effects 0.000 description 6
- 239000000725 suspension Substances 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 229910052717 sulfur Inorganic materials 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- 230000002378 acidificating effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000005083 Zinc sulfide Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 230000016507 interphase Effects 0.000 description 1
- 229910052935 jarosite Inorganic materials 0.000 description 1
- 229910001710 laterite Inorganic materials 0.000 description 1
- 239000011504 laterite Substances 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 238000009871 lead metallurgy Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000009858 zinc metallurgy Methods 0.000 description 1
- 229910052984 zinc sulfide Inorganic materials 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B19/00—Obtaining zinc or zinc oxide
- C22B19/20—Obtaining zinc otherwise than by distilling
- C22B19/22—Obtaining zinc otherwise than by distilling with leaching with acids
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/08—Sulfuric acid, other sulfurated acids or salts thereof
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
MeS(s)+Fe2(SO4)3→MeSO4+2FeSO4+So
ここで、Meは、Zn、Fe、Cu、Co、Ni、Cd、Pbなどである。
2FeSO4+H2SO4+0.5O2→Fe2(SO4)3+H2O
MeS(s)+H2SO4+0.5O2→MeSO4+H2O+So
となる。
Claims (11)
- 浸出工程から高温の水蒸気を含有する排ガスを外に送り出し、前記浸出工程に高温に加熱した酸性溶液を送り込む、金属の湿式冶金製造における浸出工程で硫化金属精鉱を浸出する方法において、前記浸出段階からの排ガスを前記酸性溶液に直接触れさせることによって該酸性溶液を高温になるまで加熱することを特徴とする硫化金属精鉱の浸出方法。
- 請求項1に記載の方法において、前記酸性溶液を液滴として前記高温の排ガスに供給することによって前記酸性溶液を加熱し、前記排ガスは連続相として存在することを特徴とする浸出方法。
- 請求項2に記載の方法において、前記排ガスおよび前記酸性溶液が流れに逆らって移動する装置内で、液粒を形成するノズルを介して前記酸性溶液を前記排ガスに噴霧することを特徴とする浸出方法。
- 請求項2または3に記載の方法において、前記排ガスおよび前記酸性溶液をエジェクタまたはベンチュリ技術を用いて相互に接触させることを特徴とする浸出方法。
- 請求項1に記載の方法において、前記酸性溶液中に前記排ガスを散布して前記酸性溶液を加熱し、該酸性溶液は連続相として存在することを特徴とする浸出方法。
- 請求項5に記載の方法において、前記排ガスを硫酸溶液中に散布することを特徴とする浸出方法。
- 請求項1ないし6のいずれかに記載の方法において、前記浸出段階での排ガス中の水蒸気の温度は約100℃であることを特徴とする浸出方法。
- 請求項1ないし7のいずれかに記載の方法において、前記排ガスを用いて前記酸性溶液を約50〜80℃に加熱することを特徴とする浸出方法。
- 請求項1ないし8のいずれかに記載の方法において、前記金属は亜鉛であり、前記酸は硫酸であることを特徴とする浸出方法。
- 請求項1ないし9のいずれかに記載の方法において、前記酸性溶液は電気分解で得られた戻り酸であることを特徴とする浸出方法。
- 請求項1ないし10のいずれかに記載の方法において、該方法は、高温の水蒸気を含む排ガスを送り出す少なくとも1つの低酸浸出段階、およびその後に続く、高温に加熱された酸性溶液が送り込まれる少なくとも1つの高酸浸出段階における浸出処理を含み、前記低酸浸出段階から出る排ガスを前記高酸浸出段階に送られる前記酸性溶液に直接接触させることによって、該酸性溶液を前記高酸浸出段階へ送る前に高温に加熱することを特徴とする浸出方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20116104 | 2011-11-08 | ||
FI20116104A FI123884B (fi) | 2011-11-08 | 2011-11-08 | Menetelmä sulfidisen metallirikasteen liuottamiseksi |
PCT/FI2012/051087 WO2013068645A1 (en) | 2011-11-08 | 2012-11-07 | Method for leaching a sulphidic metal concentrate |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014534346A true JP2014534346A (ja) | 2014-12-18 |
JP5764264B2 JP5764264B2 (ja) | 2015-08-19 |
Family
ID=48288589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014539374A Active JP5764264B2 (ja) | 2011-11-08 | 2012-11-07 | 硫化金属精鉱の浸出方法 |
Country Status (16)
Country | Link |
---|---|
US (1) | US9359657B2 (ja) |
EP (1) | EP2776595B1 (ja) |
JP (1) | JP5764264B2 (ja) |
KR (1) | KR101574037B1 (ja) |
CN (1) | CN103917670A (ja) |
AU (1) | AU2012335482B2 (ja) |
BR (1) | BR112014010832B1 (ja) |
CA (1) | CA2850909C (ja) |
EA (1) | EA024294B1 (ja) |
ES (1) | ES2717464T3 (ja) |
FI (1) | FI123884B (ja) |
PL (1) | PL2776595T3 (ja) |
PT (1) | PT2776595T (ja) |
TR (1) | TR201904477T4 (ja) |
WO (1) | WO2013068645A1 (ja) |
ZA (1) | ZA201404175B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
MX2018007358A (es) | 2015-12-21 | 2018-11-09 | Outotec Finland Oy | Remocion de yeso de una solucion de la lixiviacion. |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4125588A (en) * | 1977-08-01 | 1978-11-14 | The Hanna Mining Company | Nickel and magnesia recovery from laterites by low temperature self-sulfation |
JPS63166935A (ja) * | 1986-12-18 | 1988-07-11 | エレクトロリチック ジンク カンパニー オブ オーストラレイシア リミテッド | 金属硫化物からの金属および元素硫黄の湿式冶金法による採取 |
JPH10507232A (ja) * | 1994-11-08 | 1998-07-14 | シェリット インターナショナル コンサルタンツ インコーポレイテッド | 硫化物精鉱からの亜鉛の回収 |
JPH11236630A (ja) * | 1998-02-20 | 1999-08-31 | Sumitomo Metal Mining Co Ltd | 塩素浸出方法 |
JP2004536964A (ja) * | 2001-07-25 | 2004-12-09 | フェルプス ドッジ コーポレイション | 高温圧力浸出を使用する、改善された金属回収方法 |
WO2007071021A1 (en) * | 2005-12-23 | 2007-06-28 | Harris G Bryn | Process for recovering a base metal from a sulfide ore material |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2004878C3 (de) * | 1969-10-15 | 1975-09-18 | Benilite Corp. Of America, New York, N.Y. (V.St.A.) | Verfahren zur Anreicherung des Titanoxidgehaltes in Titanerzen |
US3923617A (en) | 1974-08-15 | 1975-12-02 | Inspiration Cons Copper | Electrolytic recovery of zinc |
WO1997020954A1 (en) | 1995-12-06 | 1997-06-12 | Wmc Resources Ltd. | Simplified duplex processing of nickel ores and/or concentrates for the production of ferronickels, nickel irons and stainless steels |
FI100806B (fi) | 1996-08-12 | 1998-02-27 | Outokumpu Base Metals Oy | Menetelmä sinkkirikasteen liuottamiseksi atmosfäärisissä olosuhteissa |
US6692719B1 (en) * | 2000-11-08 | 2004-02-17 | Hatch Ltd. | Process for regeneration of acid halide solutions |
FI116071B (fi) | 2003-02-26 | 2005-09-15 | Outokumpu Oy | Menetelmä sinkin talteenottamiseksi vastavirtaliuotuksella |
FI121713B (fi) | 2009-06-26 | 2011-03-15 | Outotec Oyj | Menetelmä kalkopyriittirikasteen liuottamiseksi |
CN1303230C (zh) | 2005-06-03 | 2007-03-07 | 北京矿冶研究总院 | 一种镍钴氧化矿加压氧化浸出法 |
CN101205077B (zh) | 2006-12-22 | 2010-08-25 | 洛阳市宏源钡盐化工研究所 | 制备硫酸钡和硫化锌的方法 |
CN101285127A (zh) * | 2008-06-13 | 2008-10-15 | 中南大学 | 一种采用湿法氯化处理红土镍矿提取镍钴的方法 |
FI121180B (fi) * | 2008-11-03 | 2010-08-13 | Outotec Oyj | Menetelmä nikkelilateriittimalmin käsittelemiseksi |
CN101768665A (zh) * | 2008-12-30 | 2010-07-07 | 厦门紫金矿冶技术有限公司 | 一种堆浸与高压浸出红土镍矿时降低酸耗的方法 |
-
2011
- 2011-11-08 FI FI20116104A patent/FI123884B/fi active IP Right Grant
-
2012
- 2012-11-07 EP EP12848501.8A patent/EP2776595B1/en active Active
- 2012-11-07 CA CA2850909A patent/CA2850909C/en active Active
- 2012-11-07 TR TR2019/04477T patent/TR201904477T4/tr unknown
- 2012-11-07 KR KR1020147011715A patent/KR101574037B1/ko active IP Right Grant
- 2012-11-07 ES ES12848501T patent/ES2717464T3/es active Active
- 2012-11-07 CN CN201280054544.5A patent/CN103917670A/zh active Pending
- 2012-11-07 PT PT12848501T patent/PT2776595T/pt unknown
- 2012-11-07 PL PL12848501T patent/PL2776595T3/pl unknown
- 2012-11-07 BR BR112014010832-3A patent/BR112014010832B1/pt active IP Right Grant
- 2012-11-07 WO PCT/FI2012/051087 patent/WO2013068645A1/en active Application Filing
- 2012-11-07 US US14/357,150 patent/US9359657B2/en active Active
- 2012-11-07 JP JP2014539374A patent/JP5764264B2/ja active Active
- 2012-11-07 EA EA201490605A patent/EA024294B1/ru not_active IP Right Cessation
- 2012-11-07 AU AU2012335482A patent/AU2012335482B2/en active Active
-
2014
- 2014-06-06 ZA ZA2014/04175A patent/ZA201404175B/en unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4125588A (en) * | 1977-08-01 | 1978-11-14 | The Hanna Mining Company | Nickel and magnesia recovery from laterites by low temperature self-sulfation |
JPS63166935A (ja) * | 1986-12-18 | 1988-07-11 | エレクトロリチック ジンク カンパニー オブ オーストラレイシア リミテッド | 金属硫化物からの金属および元素硫黄の湿式冶金法による採取 |
JPH10507232A (ja) * | 1994-11-08 | 1998-07-14 | シェリット インターナショナル コンサルタンツ インコーポレイテッド | 硫化物精鉱からの亜鉛の回収 |
JPH11236630A (ja) * | 1998-02-20 | 1999-08-31 | Sumitomo Metal Mining Co Ltd | 塩素浸出方法 |
JP2004536964A (ja) * | 2001-07-25 | 2004-12-09 | フェルプス ドッジ コーポレイション | 高温圧力浸出を使用する、改善された金属回収方法 |
WO2007071021A1 (en) * | 2005-12-23 | 2007-06-28 | Harris G Bryn | Process for recovering a base metal from a sulfide ore material |
Also Published As
Publication number | Publication date |
---|---|
CA2850909C (en) | 2016-08-16 |
WO2013068645A1 (en) | 2013-05-16 |
AU2012335482B2 (en) | 2015-11-12 |
PT2776595T (pt) | 2019-04-22 |
EP2776595A4 (en) | 2015-10-14 |
PL2776595T3 (pl) | 2019-09-30 |
TR201904477T4 (tr) | 2019-04-22 |
US20140311296A1 (en) | 2014-10-23 |
EP2776595B1 (en) | 2019-01-02 |
BR112014010832A2 (pt) | 2017-04-25 |
JP5764264B2 (ja) | 2015-08-19 |
BR112014010832B1 (pt) | 2019-02-12 |
KR20140072901A (ko) | 2014-06-13 |
EP2776595A1 (en) | 2014-09-17 |
FI123884B (fi) | 2013-11-29 |
US9359657B2 (en) | 2016-06-07 |
AU2012335482A1 (en) | 2014-04-10 |
FI20116104A (fi) | 2013-05-09 |
KR101574037B1 (ko) | 2015-12-11 |
EA201490605A1 (ru) | 2014-10-30 |
CN103917670A (zh) | 2014-07-09 |
EA024294B1 (ru) | 2016-09-30 |
ES2717464T3 (es) | 2019-06-21 |
ZA201404175B (en) | 2015-09-30 |
CA2850909A1 (en) | 2013-05-16 |
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